chore: bump version

Reviewed-on: #36

composeApp/build.gradle.kts

@@ -25,8 +25,8 @@ kotlin {
             implementation(libs.jetbrains.lifecycle.viewmodelNavigation3)
             implementation(libs.androidx.core.splashscreen)
             implementation("su.reya:nostr-sdk-kmp:0.3.2")
-            implementation("io.coil-kt.coil3:coil-compose:3.4.0")
+            implementation("io.coil-kt.coil3:coil-compose:3.5.0")
-            implementation("io.coil-kt.coil3:coil-network-okhttp:3.4.0")
+            implementation("io.coil-kt.coil3:coil-network-okhttp:3.5.0")
             implementation("io.github.kalinjul.easyqrscan:scanner:0.7.0")
             implementation("io.github.alexzhirkevich:qrose:1.1.2")
         }
@@ -69,7 +69,7 @@ android {
         minSdk = libs.versions.android.minSdk.get().toInt()
         targetSdk = libs.versions.android.targetSdk.get().toInt()
         versionCode = 1
-        versionName = "0.2.2"
+        versionName = "0.2.3"
     }
     packaging {
         resources {

composeApp/src/androidMain/AndroidManifest.xml

@@ -36,7 +36,8 @@
         <activity
             android:name=".MainActivity"
             android:exported="true"
-            android:theme="@style/Theme.App.Starting">
+            android:theme="@style/Theme.App.Starting"
+            android:windowSoftInputMode="adjustResize">
 
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />

composeApp/src/androidMain/composeResources/drawable/ic_add_circle.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+    <path
+        android:fillColor="#000000"
+        android:pathData="M440,680L520,680L520,520L680,520L680,440L520,440L520,280L440,280L440,440L280,440L280,520L440,520L440,680ZM480,880Q397,880 324,848.5Q251,817 197,763Q143,709 111.5,636Q80,563 80,480Q80,397 111.5,324Q143,251 197,197Q251,143 324,111.5Q397,80 480,80Q563,80 636,111.5Q709,143 763,197Q817,251 848.5,324Q880,397 880,480Q880,563 848.5,636Q817,709 763,763Q709,817 636,848.5Q563,880 480,880ZM480,800Q614,800 707,707Q800,614 800,480Q800,346 707,253Q614,160 480,160Q346,160 253,253Q160,346 160,480Q160,614 253,707Q346,800 480,800ZM480,480Q480,480 480,480Q480,480 480,480Q480,480 480,480Q480,480 480,480Q480,480 480,480Q480,480 480,480Q480,480 480,480Q480,480 480,480Z" />
+</vector>

composeApp/src/androidMain/composeResources/drawable/ic_audio.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+    <path
+        android:fillColor="#000000"
+        android:pathData="M280,720L280,240L360,240L360,720L280,720ZM440,880L440,80L520,80L520,880L440,880ZM120,560L120,400L200,400L200,560L120,560ZM600,720L600,240L680,240L680,720L600,720ZM760,560L760,400L840,400L840,560L760,560Z" />
+</vector>

composeApp/src/androidMain/kotlin/su/reya/coop/App.kt

@@ -34,7 +34,8 @@ import androidx.navigation3.runtime.entryProvider
 import androidx.navigation3.runtime.rememberNavBackStack
 import androidx.navigation3.runtime.rememberSaveableStateHolderNavEntryDecorator
 import androidx.navigation3.ui.NavDisplay
-import su.reya.coop.screens.ChatScreen
+import su.reya.coop.repository.ErrorRepository
+import su.reya.coop.screens.chat.ChatScreen
 import su.reya.coop.screens.ContactListScreen
 import su.reya.coop.screens.HomeScreen
 import su.reya.coop.screens.ImportScreen
@@ -47,30 +48,20 @@ import su.reya.coop.screens.RelayScreen
 import su.reya.coop.screens.RequestListScreen
 import su.reya.coop.screens.ScanScreen
 import su.reya.coop.screens.UpdateProfileScreen
-import su.reya.coop.viewmodels.AccountViewModel
+import su.reya.coop.viewmodel.AuthViewModel
-import su.reya.coop.viewmodels.AppViewModel
+import su.reya.coop.viewmodel.ChatViewModel
-import su.reya.coop.viewmodels.ChatViewModel
+import su.reya.coop.viewmodel.NostrViewModel
-import su.reya.coop.viewmodels.ProfileViewModel
-import su.reya.coop.viewmodels.RelayViewModel
 
-val LocalAppViewModel = staticCompositionLocalOf<AppViewModel> {
+val LocalNostrViewModel = staticCompositionLocalOf<NostrViewModel> {
-    error("No AppViewModel provided")
+    error("No NostrViewModel provided")
-}
-
-val LocalAccountViewModel = staticCompositionLocalOf<AccountViewModel> {
-    error("No AccountViewModel provided")
 }
 
 val LocalChatViewModel = staticCompositionLocalOf<ChatViewModel> {
     error("No ChatViewModel provided")
 }
 
-val LocalProfileViewModel = staticCompositionLocalOf<ProfileViewModel> {
+val LocalAuthViewModel = staticCompositionLocalOf<AuthViewModel> {
-    error("No ProfileViewModel provided")
+    error("No AuthViewModel provided")
-}
-
-val LocalRelayViewModel = staticCompositionLocalOf<RelayViewModel> {
-    error("No RelayViewModel provided")
 }
 
 val LocalSnackbarHostState = staticCompositionLocalOf<SnackbarHostState> {
@@ -88,11 +79,9 @@ val LocalScanResult = staticCompositionLocalOf<QrScanResult> {
 @OptIn(ExperimentalMaterial3ExpressiveApi::class, ExperimentalMaterial3Api::class)
 @Composable
 fun App(
-    appViewModel: AppViewModel,
+    nostrViewModel: NostrViewModel,
-    accountViewModel: AccountViewModel,
     chatViewModel: ChatViewModel,
-    profileViewModel: ProfileViewModel,
+    authViewModel: AuthViewModel,
-    relayViewModel: RelayViewModel,
 ) {
     val context = LocalContext.current
     val activity = context as? ComponentActivity
@@ -101,7 +90,8 @@ fun App(
     val qrScanResult = remember { QrScanResult() }
 
     // Get the signer required state
-    val signerRequired by accountViewModel.signerRequired.collectAsStateWithLifecycle()
+    val authState by authViewModel.state.collectAsStateWithLifecycle()
+    val signerRequired = authState.signerRequired
 
     // Snackbar
     val snackbarHostState = remember { SnackbarHostState() }
@@ -128,7 +118,7 @@ fun App(
     }
 
     LaunchedEffect(Unit) {
-        appViewModel.errorEvents.collect { message ->
+        ErrorRepository.errors.collect { message ->
             snackbarHostState.showSnackbar(message)
         }
     }
@@ -171,15 +161,14 @@ fun App(
         motionScheme = MotionScheme.expressive(),
     ) {
         CompositionLocalProvider(
-            LocalAppViewModel provides appViewModel,
+            LocalNostrViewModel provides nostrViewModel,
-            LocalAccountViewModel provides accountViewModel,
             LocalChatViewModel provides chatViewModel,
-            LocalProfileViewModel provides profileViewModel,
+            LocalAuthViewModel provides authViewModel,
-            LocalRelayViewModel provides relayViewModel,
             LocalSnackbarHostState provides snackbarHostState,
             LocalNavigator provides navigator,
             LocalScanResult provides qrScanResult,
         ) {
+
             NavDisplay(
                 backStack = backStack,
                 onBack = {

composeApp/src/androidMain/kotlin/su/reya/coop/MainActivity.kt

@@ -10,23 +10,13 @@ import androidx.activity.enableEdgeToEdge
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.activity.viewModels
 import androidx.core.splashscreen.SplashScreen.Companion.installSplashScreen
-import androidx.lifecycle.DefaultLifecycleObserver
-import androidx.lifecycle.Lifecycle
-import androidx.lifecycle.LifecycleOwner
-import androidx.lifecycle.ProcessLifecycleOwner
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.ViewModelProvider
-import androidx.lifecycle.repeatOnLifecycle
-import androidx.lifecycle.viewModelScope
-import kotlinx.coroutines.coroutineScope
-import kotlinx.coroutines.launch
 import su.reya.coop.coop.storage.SecretStore
 import su.reya.coop.nostr.NostrManager
-import su.reya.coop.viewmodels.AccountViewModel
+import su.reya.coop.viewmodel.AuthViewModel
-import su.reya.coop.viewmodels.AppViewModel
+import su.reya.coop.viewmodel.ChatViewModel
-import su.reya.coop.viewmodels.ChatViewModel
+import su.reya.coop.viewmodel.NostrViewModel
-import su.reya.coop.viewmodels.ProfileViewModel
-import su.reya.coop.viewmodels.RelayViewModel
 import kotlin.system.exitProcess
 
 class MainActivity : ComponentActivity() {
@@ -36,34 +26,30 @@ class MainActivity : ComponentActivity() {
 
     private val factory by lazy {
         object : ViewModelProvider.Factory {
-            private val secretStore = SecretStore(this@MainActivity)
             private val androidSigner =
                 AndroidExternalSigner(this@MainActivity, externalSignerLauncher)
-            private val appVM = AppViewModel(NostrManager.instance, secretStore)
+            private val secretStore = SecretStore(this@MainActivity)
-            private val profileVM = ProfileViewModel(NostrManager.instance, appVM)
+            private val nostrViewModel =
-            private val chatVM = ChatViewModel(NostrManager.instance, appVM)
+                NostrViewModel(NostrManager.instance)
-            private val accountVM =
+            private val chatViewModel =
-                AccountViewModel(NostrManager.instance, secretStore, appVM, androidSigner)
+                ChatViewModel(NostrManager.instance)
-            private val relayVM = RelayViewModel(NostrManager.instance, appVM, chatVM, profileVM)
+            private val authViewModel =
+                AuthViewModel(NostrManager.instance, secretStore, androidSigner)
 
             override fun <T : ViewModel> create(modelClass: Class<T>): T {
                 return when {
-                    modelClass.isAssignableFrom(AppViewModel::class.java) -> appVM
+                    modelClass.isAssignableFrom(NostrViewModel::class.java) -> nostrViewModel
-                    modelClass.isAssignableFrom(AccountViewModel::class.java) -> accountVM
+                    modelClass.isAssignableFrom(ChatViewModel::class.java) -> chatViewModel
-                    modelClass.isAssignableFrom(ChatViewModel::class.java) -> chatVM
+                    modelClass.isAssignableFrom(AuthViewModel::class.java) -> authViewModel
-                    modelClass.isAssignableFrom(ProfileViewModel::class.java) -> profileVM
-                    modelClass.isAssignableFrom(RelayViewModel::class.java) -> relayVM
                     else -> throw IllegalArgumentException("Unknown ViewModel class")
                 } as T
             }
         }
     }
 
-    private val appViewModel: AppViewModel by viewModels { factory }
+    private val nostrViewModel: NostrViewModel by viewModels { factory }
-    private val accountViewModel: AccountViewModel by viewModels { factory }
     private val chatViewModel: ChatViewModel by viewModels { factory }
-    private val profileViewModel: ProfileViewModel by viewModels { factory }
+    private val authViewModel: AuthViewModel by viewModels { factory }
-    private val relayViewModel: RelayViewModel by viewModels { factory }
 
     override fun onCreate(savedInstanceState: Bundle?) {
         Thread.setDefaultUncaughtExceptionHandler { thread, throwable ->
@@ -102,36 +88,19 @@ class MainActivity : ComponentActivity() {
 
         // Keep the splash screen visible until the signer check is complete
         splashScreen.setKeepOnScreenCondition {
-            accountViewModel.signerRequired.value == null
+            authViewModel.state.value.signerRequired == null
         }
 
-        // Bind the lifecycle of the ViewModels
-        val lifecycle = ProcessLifecycleOwner.get().lifecycle
-        lifecycle.addObserver(object : DefaultLifecycleObserver {
-            override fun onStart(owner: LifecycleOwner) {
-                appViewModel.viewModelScope.launch {
-                    owner.lifecycle.repeatOnLifecycle(Lifecycle.State.STARTED) {
-                        coroutineScope {
-                            launch { chatViewModel.bindObservers() }
-                            launch { profileViewModel.bindObservers() }
-                        }
-                    }
-                }
-            }
-        })
-        relayViewModel.observeSignerAndCheckRelays()
-
         setContent {
             App(
-                appViewModel = appViewModel,
+                nostrViewModel = nostrViewModel,
-                accountViewModel = accountViewModel,
                 chatViewModel = chatViewModel,
-                profileViewModel = profileViewModel,
+                authViewModel = authViewModel,
-                relayViewModel = relayViewModel,
             )
         }
     }
 
+
     override fun onNewIntent(intent: Intent) {
         super.onNewIntent(intent)
         setIntent(intent)

composeApp/src/androidMain/kotlin/su/reya/coop/NostrForegroundService.kt

@@ -21,7 +21,6 @@ import kotlinx.coroutines.SupervisorJob
 import kotlinx.coroutines.cancel
 import kotlinx.coroutines.launch
 import su.reya.coop.nostr.NostrManager
-import su.reya.coop.nostr.roomId
 import java.io.File
 
 private const val GROUP_KEY_MESSAGES = "su.reya.coop.MESSAGES"

composeApp/src/androidMain/kotlin/su/reya/coop/screens/ContactListScreen.kt

@@ -3,11 +3,15 @@ package su.reya.coop.screens
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.itemsIndexed
 import androidx.compose.foundation.text.KeyboardActions
 import androidx.compose.foundation.text.KeyboardOptions
+import androidx.compose.material3.AlertDialog
 import androidx.compose.material3.ExperimentalMaterial3ExpressiveApi
 import androidx.compose.material3.ExtendedFloatingActionButton
 import androidx.compose.material3.Icon
@@ -20,6 +24,7 @@ import androidx.compose.material3.Scaffold
 import androidx.compose.material3.SegmentedListItem
 import androidx.compose.material3.SnackbarHost
 import androidx.compose.material3.Text
+import androidx.compose.material3.TextButton
 import androidx.compose.material3.TooltipAnchorPosition
 import androidx.compose.material3.TooltipBox
 import androidx.compose.material3.TooltipDefaults
@@ -54,8 +59,9 @@ import kotlinx.coroutines.launch
 import org.jetbrains.compose.resources.painterResource
 import rust.nostr.sdk.Nip05Address
 import rust.nostr.sdk.PublicKey
+import su.reya.coop.LocalChatViewModel
 import su.reya.coop.LocalNavigator
-import su.reya.coop.LocalProfileViewModel
+import su.reya.coop.LocalNostrViewModel
 import su.reya.coop.LocalSnackbarHostState
 import su.reya.coop.Screen
 import su.reya.coop.shared.Avatar
@@ -66,10 +72,12 @@ import su.reya.coop.short
 fun ContactListScreen() {
     val navigator = LocalNavigator.current
     val snackbarHostState = LocalSnackbarHostState.current
-    val profileViewModel = LocalProfileViewModel.current
+    val nostrViewModel = LocalNostrViewModel.current
+    val chatViewModel = LocalChatViewModel.current
 
-    val contactList by profileViewModel.contactList.collectAsStateWithLifecycle()
+    val contactList by nostrViewModel.contactList.collectAsStateWithLifecycle()
     var openAddContactDialog by remember { mutableStateOf(false) }
+    var contactToDelete by remember { mutableStateOf<PublicKey?>(null) }
 
     Scaffold(
         containerColor = MaterialTheme.colorScheme.surfaceContainer,
@@ -128,43 +136,54 @@ fun ContactListScreen() {
             }
         },
         content = { innerPadding ->
-            Column(
+            if (contactList.isNotEmpty()) {
-                modifier = Modifier
+                val contacts = remember(contactList) { contactList.toList() }
-                    .fillMaxWidth()
+
-                    .padding(16.dp)
+                LazyColumn(
-                    .padding(innerPadding),
+                    modifier = Modifier
-                verticalArrangement = Arrangement.spacedBy(ListItemDefaults.SegmentedGap),
+                        .fillMaxSize()
-            ) {
+                        .padding(top = innerPadding.calculateTopPadding()),
-                if (contactList.isNotEmpty()) {
+                    contentPadding = PaddingValues(16.dp),
-                    contactList.forEachIndexed { index, pubkey ->
+                    verticalArrangement = Arrangement.spacedBy(ListItemDefaults.SegmentedGap),
+                ) {
+                    itemsIndexed(contacts) { index, pubkey ->
                         ContactListItem(
                             pubkey = pubkey,
                             index = index,
-                            total = contactList.size,
+                            total = contacts.size,
-                            onClick = {})
+                            onClick = {
+                                val room = chatViewModel.createChatRoom(listOf(pubkey))
+                                navigator.navigate(Screen.Chat(room))
+                            },
+                            onLongClick = {
+                                contactToDelete = pubkey
+                            }
+                        )
                     }
-                } else {
+                }
-                    Box(
+            } else {
-                        modifier = Modifier.fillMaxSize(),
+                Box(
-                        contentAlignment = Alignment.Center
+                    modifier = Modifier
+                        .fillMaxSize()
+                        .padding(innerPadding),
+                    contentAlignment = Alignment.Center
+                ) {
+                    Column(
+                        horizontalAlignment = Alignment.CenterHorizontally,
+                        verticalArrangement = Arrangement.spacedBy(4.dp),
                     ) {
-                        Column(
+                        Text(
-                            horizontalAlignment = Alignment.CenterHorizontally,
+                            text = "No contacts yet",
-                            verticalArrangement = Arrangement.spacedBy(4.dp),
+                            style = MaterialTheme.typography.titleLargeEmphasized.copy(
-                        ) {
+                                fontWeight = FontWeight.SemiBold
-                            Text(
+                            ),
-                                text = "No contacts yet",
+                            color = MaterialTheme.colorScheme.onSurface
-                                style = MaterialTheme.typography.titleLargeEmphasized.copy(
+                        )
-                                    fontWeight = FontWeight.SemiBold
+                        Text(
-                                ),
+                            text = "Your contacts will appear here",
-                                color = MaterialTheme.colorScheme.onSurface
+                            style = MaterialTheme.typography.bodyMedium,
-                            )
+                            color = MaterialTheme.colorScheme.outline
-                            Text(
+                        )
-                                text = "Your contacts will appear here",
-                                style = MaterialTheme.typography.bodyMedium,
-                                color = MaterialTheme.colorScheme.outline
-                            )
-                        }
                     }
                 }
             }
@@ -174,13 +193,36 @@ fun ContactListScreen() {
     if (openAddContactDialog) {
         AddContactDialog(onDismissRequest = { openAddContactDialog = false })
     }
+
+    if (contactToDelete != null) {
+        AlertDialog(
+            onDismissRequest = { contactToDelete = null },
+            title = { Text("Delete Contact") },
+            text = { Text("Are you sure you want to remove this contact?") },
+            confirmButton = {
+                TextButton(
+                    onClick = {
+                        contactToDelete?.let { nostrViewModel.removeContact(it) }
+                        contactToDelete = null
+                    }
+                ) {
+                    Text("Delete")
+                }
+            },
+            dismissButton = {
+                TextButton(onClick = { contactToDelete = null }) {
+                    Text("Cancel")
+                }
+            }
+        )
+    }
 }
 
 @OptIn(ExperimentalMaterial3ExpressiveApi::class)
 @Composable
 fun AddContactDialog(onDismissRequest: () -> Unit) {
     val snackbarHostState = LocalSnackbarHostState.current
-    val profileViewModel = LocalProfileViewModel.current
+    val nostrViewModel = LocalNostrViewModel.current
     val focusRequester = remember { FocusRequester() }
     var contact by remember { mutableStateOf("") }
     var isError by remember { mutableStateOf(false) }
@@ -225,7 +267,7 @@ fun AddContactDialog(onDismissRequest: () -> Unit) {
                     actions = {
                         IconButton(onClick = {
                             scope.launch {
-                                val success = profileViewModel.addContact(contact)
+                                val success = nostrViewModel.addContact(contact)
                                 if (success) onDismissRequest()
                             }
                         }) {
@@ -282,34 +324,31 @@ fun ContactListItem(
     index: Int,
     total: Int = 0,
     onClick: () -> Unit,
+    onLongClick: () -> Unit,
 ) {
-    val profileViewModel = LocalProfileViewModel.current
+    val nostrViewModel = LocalNostrViewModel.current
-    val metadataFlow = remember(pubkey) { profileViewModel.getMetadata(pubkey) }
+    val profileFlow = remember(pubkey) { nostrViewModel.getMetadata(pubkey) }
-    val metadata by metadataFlow.collectAsState(initial = null)
+    val profile by profileFlow.collectAsState(initial = null)
-
-    val profile = metadata?.asRecord()
-    val displayName = profile?.name ?: profile?.displayName ?: pubkey.short()
-    val picture = profile?.picture
 
     SegmentedListItem(
         onClick = onClick,
-        onLongClick = { profileViewModel.removeContact(pubkey) },
+        onLongClick = onLongClick,
         shapes = ListItemDefaults.segmentedShapes(
             index = index,
             count = total
         ),
         leadingContent = {
             Avatar(
-                picture = picture,
+                picture = profile?.picture,
-                description = displayName,
+                description = profile?.name,
                 size = 36.dp
             )
         },
-        supportingContent = { Text(text = pubkey.short()) },
+        supportingContent = { Text(pubkey.short()) },
         content = {
             Text(
-                text = displayName,
+                text = profile?.name ?: "No name",
-                style = MaterialTheme.typography.titleMediumEmphasized,
+                style = MaterialTheme.typography.titleMedium,
             )
         }
     )

composeApp/src/androidMain/kotlin/su/reya/coop/screens/HomeScreen.kt

@@ -60,7 +60,6 @@ import androidx.compose.material3.rememberTooltipState
 import androidx.compose.material3.toShape
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
-import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.derivedStateOf
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
@@ -87,27 +86,22 @@ import coop.composeapp.generated.resources.ic_new_chat
 import coop.composeapp.generated.resources.ic_qr
 import coop.composeapp.generated.resources.ic_request
 import coop.composeapp.generated.resources.ic_scanner
-import kotlinx.coroutines.flow.flowOf
 import kotlinx.coroutines.launch
 import org.jetbrains.compose.resources.painterResource
 import rust.nostr.sdk.PublicKey
-import su.reya.coop.LocalAccountViewModel
+import su.reya.coop.LocalAuthViewModel
-import su.reya.coop.LocalAppViewModel
 import su.reya.coop.LocalChatViewModel
 import su.reya.coop.LocalNavigator
-import su.reya.coop.LocalProfileViewModel
+import su.reya.coop.LocalNostrViewModel
-import su.reya.coop.LocalRelayViewModel
 import su.reya.coop.LocalScanResult
 import su.reya.coop.LocalSnackbarHostState
+import su.reya.coop.Room
+import su.reya.coop.RoomKind
 import su.reya.coop.Screen
-import su.reya.coop.nostr.Room
+import su.reya.coop.ago
-import su.reya.coop.nostr.RoomKind
+import su.reya.coop.rememberUiState
-import su.reya.coop.nostr.ago
 import su.reya.coop.shared.Avatar
 import su.reya.coop.shared.getExpressiveFontFamily
-import su.reya.coop.shared.nameFlow
-import su.reya.coop.shared.pictureFlow
-import su.reya.coop.short
 
 @OptIn(ExperimentalMaterial3ExpressiveApi::class, ExperimentalMaterial3Api::class)
 @Composable
@@ -117,27 +111,24 @@ fun HomeScreen() {
     val qrScanResult = LocalScanResult.current
     val snackbarHostState = LocalSnackbarHostState.current
     val clipboardManager = LocalClipboard.current
-    val appViewModel = LocalAppViewModel.current
+    val nostrViewModel = LocalNostrViewModel.current
-    val accountViewModel = LocalAccountViewModel.current
     val chatViewModel = LocalChatViewModel.current
-    val profileViewModel = LocalProfileViewModel.current
+    val authViewModel = LocalAuthViewModel.current
-    val relayViewModel = LocalRelayViewModel.current
-
 
     val scope = rememberCoroutineScope()
     val sheetState = rememberModalBottomSheetState(true)
     val listState = rememberLazyListState()
     val pullToRefreshState = rememberPullToRefreshState()
 
-    val currentUser = accountViewModel.nostr.signer.currentUser ?: return
+    val userProfile by nostrViewModel.currentUserProfile.collectAsStateWithLifecycle()
-    val currentUserProfile = profileViewModel.getMetadata(currentUser)
-
-    val userProfile by currentUserProfile.collectAsStateWithLifecycle()
     val chatRooms by chatViewModel.chatRooms.collectAsStateWithLifecycle()
-    val isRelayListEmpty by relayViewModel.isRelayListEmpty.collectAsStateWithLifecycle()
+
+    val isRelayListEmpty by nostrViewModel.isRelayListEmpty.collectAsStateWithLifecycle()
     val isSyncing by chatViewModel.isSyncing.collectAsStateWithLifecycle()
     val isPartialProcessedGiftWrap by chatViewModel.isPartialProcessedGiftWrap.collectAsStateWithLifecycle()
-    val isBannerDismissed by appViewModel.isNotificationBannerDismissed.collectAsState()
+
+    val authState by authViewModel.state.collectAsStateWithLifecycle()
+    val isBannerDismissed = authState.isNotificationBannerDismissed
 
     val expandedFab by remember { derivedStateOf { listState.firstVisibleItemIndex == 0 } }
     var showBottomSheet by remember { mutableStateOf(false) }
@@ -165,7 +156,7 @@ fun HomeScreen() {
     }
 
     LaunchedEffect(Unit) {
-        chatViewModel.getChatRooms()
+        chatViewModel.refreshChatRooms()
     }
 
     LaunchedEffect(qrScanResult.content) {
@@ -218,8 +209,8 @@ fun HomeScreen() {
                     // User
                     IconButton(onClick = { showBottomSheet = true }) {
                         Avatar(
-                            picture = userProfile?.asRecord()?.picture,
+                            picture = userProfile?.picture,
-                            description = userProfile?.asRecord()?.displayName,
+                            description = userProfile?.name ?: "No name",
                             size = 32.dp,
                         )
                     }
@@ -289,7 +280,7 @@ fun HomeScreen() {
                                 horizontalArrangement = Arrangement.spacedBy(8.dp),
                             ) {
                                 TextButton(
-                                    onClick = { appViewModel.dismissNotificationBanner() },
+                                    onClick = { authViewModel.dismissNotificationBanner() },
                                     modifier = Modifier.weight(1f),
                                 ) {
                                     Text(text = "Maybe later")
@@ -400,14 +391,6 @@ fun HomeScreen() {
             onDismissRequest = { showBottomSheet = false },
             sheetState = sheetState,
         ) {
-            val pubkey = accountViewModel.nostr.signer.currentUser
-            val shortPubkey = pubkey?.short() ?: "Not available"
-
-            val userName =
-                userProfile?.asRecord()?.displayName
-                    ?: userProfile?.asRecord()?.name
-                    ?: "No name"
-
             val dismissAndRun: (suspend () -> Unit) -> Unit = { action ->
                 scope.launch {
                     sheetState.hide()
@@ -432,8 +415,8 @@ fun HomeScreen() {
                         contentAlignment = Alignment.Center
                     ) {
                         Avatar(
-                            picture = userProfile?.asRecord()?.picture,
+                            picture = userProfile?.picture,
-                            description = userProfile?.asRecord()?.displayName,
+                            description = userProfile?.name ?: "No name",
                             shape = MaterialShapes.Cookie9Sided.toShape(),
                             modifier = Modifier.fillMaxSize()
                         )
@@ -443,7 +426,7 @@ fun HomeScreen() {
                         contentAlignment = Alignment.Center
                     ) {
                         Text(
-                            text = userName,
+                            text = userProfile?.name ?: "No name",
                             style = MaterialTheme.typography.titleLargeEmphasized,
                         )
                     }
@@ -454,16 +437,15 @@ fun HomeScreen() {
                         OutlinedButton(
                             onClick = {
                                 scope.launch {
-                                    pubkey?.let {
+                                    userProfile?.publicKey?.let {
                                         val bech32 = it.toBech32()
-                                        val data =
+                                        val data = ClipData.newPlainText(bech32, bech32)
-                                            ClipData.newPlainText(bech32, bech32)
                                         clipboardManager.setClipEntry(ClipEntry(data))
                                     }
                                 }
                             },
                         ) {
-                            Text(text = shortPubkey)
+                            Text(text = userProfile?.shortPublicKey ?: "Unknown")
                         }
                         FilledIconButton(
                             onClick = {
@@ -487,7 +469,7 @@ fun HomeScreen() {
     // Show the relay setup dialog if the msg relay list is empty
     if (isRelayListEmpty) {
         ModalBottomSheet(
-            onDismissRequest = { relayViewModel.dismissRelayWarning() },
+            onDismissRequest = { nostrViewModel.dismissRelayWarning() },
             sheetState = sheetState,
             containerColor = MaterialTheme.colorScheme.surfaceContainer,
         ) {
@@ -594,7 +576,7 @@ fun HomeScreen() {
                                 scope.launch {
                                     isBusy = true
                                     try {
-                                        relayViewModel.refetchMsgRelays(currentUser)
+                                        nostrViewModel.refetchMsgRelays()
                                     } catch (e: Exception) {
                                         snackbarHostState.showSnackbar("Failed to refresh metadata: ${e.message}")
                                     }
@@ -614,7 +596,7 @@ fun HomeScreen() {
                             enabled = !isBusy,
                             onClick = {
                                 scope.launch {
-                                    relayViewModel.useDefaultMsgRelayList()
+                                    nostrViewModel.useDefaultMsgRelayList()
                                     sheetState.hide()
                                 }
                             },
@@ -637,34 +619,29 @@ fun HomeScreen() {
 @Composable
 fun NewRequests(requests: List<Room>) {
     val navigator = LocalNavigator.current
-    val profileViewModel = LocalProfileViewModel.current
+    val nostrViewModel = LocalNostrViewModel.current
 
     val total = requests.size
     val firstRoom = requests.getOrNull(0)
     val secondRoom = requests.getOrNull(1)
 
-    val firstName by remember(firstRoom) {
+    val firstRoomState by (firstRoom as Room).rememberUiState(nostrViewModel)
-        firstRoom?.nameFlow(profileViewModel) ?: flowOf("")
+    val secondRoomState by (secondRoom as Room).rememberUiState(nostrViewModel)
-    }.collectAsStateWithLifecycle("Loading...")
-
-    val secondName by remember(secondRoom) {
-        secondRoom?.nameFlow(profileViewModel) ?: flowOf("")
-    }.collectAsStateWithLifecycle("")
 
     val supportingText = when {
-        total == 1 && firstRoom != null -> {
+        total == 1 -> {
             val message = firstRoom.lastMessage ?: ""
-            "$firstName: $message"
+            "${firstRoomState.name}: $message"
         }
 
         total == 2 -> {
-            "$firstName and $secondName"
+            "${firstRoomState.name} and ${secondRoomState.name}"
         }
 
         total > 2 -> {
             val othersCount = total - 2
             val othersText = if (othersCount == 1) "1 other" else "$othersCount others"
-            "$firstName, $secondName and $othersText"
+            "${firstRoomState.name}, ${secondRoomState.name} and $othersText"
         }
 
         else -> ""
@@ -720,14 +697,13 @@ fun NewRequests(requests: List<Room>) {
 @OptIn(ExperimentalMaterial3ExpressiveApi::class)
 @Composable
 fun ChatRoom(room: Room, onClick: () -> Unit) {
-    val profileViewModel = LocalProfileViewModel.current
+    val nostrViewModel = LocalNostrViewModel.current
-    val displayName by remember(room) { room.nameFlow(profileViewModel) }.collectAsStateWithLifecycle("Loading...")
+    val roomState by room.rememberUiState(nostrViewModel)
-    val picture by remember(room) { room.pictureFlow(profileViewModel) }.collectAsStateWithLifecycle(null)
 
     ListItem(
         modifier = Modifier.clickable(onClick = onClick),
         leadingContent = {
-            Avatar(picture = picture, description = displayName)
+            Avatar(picture = roomState.picture, description = roomState.picture)
         },
         headlineContent = {
             Row(
@@ -735,7 +711,7 @@ fun ChatRoom(room: Room, onClick: () -> Unit) {
                 verticalAlignment = Alignment.CenterVertically
             ) {
                 Text(
-                    text = displayName,
+                    text = roomState.name,
                     style = MaterialTheme.typography.titleMediumEmphasized,
                     modifier = Modifier.weight(1f)
                 )
@@ -768,7 +744,9 @@ fun BottomMenuList(
     onDismiss: (suspend () -> Unit) -> Unit
 ) {
     val navigator = LocalNavigator.current
-    val accountViewModel = LocalAccountViewModel.current
+    val nostrViewModel = LocalNostrViewModel.current
+    val chatViewModel = LocalChatViewModel.current
+    val authViewModel = LocalAuthViewModel.current
 
     val defaultMenuList = listOf(
         "Update Profile" to { navigator.navigate(Screen.UpdateProfile) },
@@ -798,7 +776,14 @@ fun BottomMenuList(
         }
         Spacer(modifier = Modifier.size(16.dp))
         FilledTonalButton(
-            onClick = { onDismiss { accountViewModel.logout() } },
+            onClick = {
+                onDismiss {
+                    authViewModel.logout(onLogout = {
+                        nostrViewModel.resetInternalState()
+                        chatViewModel.resetInternalState()
+                    })
+                }
+            },
             colors = ButtonDefaults.filledTonalButtonColors(
                 containerColor = MaterialTheme.colorScheme.error,
                 contentColor = MaterialTheme.colorScheme.onError

composeApp/src/androidMain/kotlin/su/reya/coop/screens/ImportScreen.kt

@@ -58,16 +58,14 @@ import org.jetbrains.compose.resources.painterResource
 import rust.nostr.sdk.Keys
 import rust.nostr.sdk.NostrConnectUri
 import rust.nostr.sdk.PublicKey
-import su.reya.coop.LocalAccountViewModel
+import su.reya.coop.LocalAuthViewModel
-import su.reya.coop.LocalAppViewModel
 import su.reya.coop.LocalNavigator
-import su.reya.coop.LocalProfileViewModel
+import su.reya.coop.LocalNostrViewModel
 import su.reya.coop.LocalScanResult
 import su.reya.coop.LocalSnackbarHostState
 import su.reya.coop.Screen
 import su.reya.coop.shared.Avatar
 import su.reya.coop.shared.getExpressiveFontFamily
-import su.reya.coop.short
 
 @OptIn(ExperimentalMaterial3ExpressiveApi::class)
 @Composable
@@ -76,25 +74,20 @@ fun ImportScreen() {
     val navigator = LocalNavigator.current
     val qrScanResult = LocalScanResult.current
     val focusManager = LocalFocusManager.current
-    val appViewModel = LocalAppViewModel.current
+    val nostrViewModel = LocalNostrViewModel.current
-    val accountViewModel = LocalAccountViewModel.current
+    val authViewModel = LocalAuthViewModel.current
-    val profileViewModel = LocalProfileViewModel.current
 
     val scope = rememberCoroutineScope()
 
-    val isBusy by appViewModel.isBusy.collectAsStateWithLifecycle(false)
+    val authState by authViewModel.state.collectAsStateWithLifecycle()
+    val isBusy = authState.isBusy
     var secret by remember { mutableStateOf("") }
     var pubkey by remember { mutableStateOf<PublicKey?>(null) }
 
-    // Get metadata when pubkey changes
+    val profile by remember(pubkey) {
-    val metadata by remember(pubkey) {
+        pubkey?.let(nostrViewModel::getMetadata) ?: flowOf(null)
-        pubkey?.let(profileViewModel::getMetadata) ?: flowOf(null)
     }.collectAsStateWithLifecycle(null)
 
-    val profile = metadata?.asRecord()
-    val displayName = profile?.displayName ?: profile?.name ?: pubkey?.short() ?: "Unknown"
-    val picture = profile?.picture
-
     LaunchedEffect(qrScanResult.content) {
         qrScanResult.content?.let { result ->
             runCatching {
@@ -168,7 +161,7 @@ fun ImportScreen() {
                         contentAlignment = Alignment.Center
                     ) {
                         Avatar(
-                            picture = picture,
+                            picture = profile?.picture,
                             description = "Profile picture",
                             modifier = Modifier.fillMaxSize(),
                             shape = MaterialShapes.Cookie9Sided.toShape(),
@@ -176,7 +169,7 @@ fun ImportScreen() {
                     }
                     Spacer(modifier = Modifier.size(8.dp))
                     Text(
-                        text = displayName,
+                        text = profile?.name ?: "",
                         textAlign = TextAlign.Center,
                         style = MaterialTheme.typography.titleLargeEmphasized.copy(
                             fontFamily = getExpressiveFontFamily()
@@ -250,10 +243,10 @@ fun ImportScreen() {
                             onClick = {
                                 scope.launch {
                                     if (pubkey == null) {
-                                        accountViewModel.verifyIdentity(secret).let { pubkey = it }
+                                        authViewModel.verifyIdentity(secret).let { pubkey = it }
                                     } else {
                                         // Import the identity
-                                        accountViewModel.importIdentity(secret)
+                                        authViewModel.importIdentity(secret)
                                         // Navigate to the home screen
                                         navigator.navigate(Screen.Home)
                                     }

composeApp/src/androidMain/kotlin/su/reya/coop/screens/MyQrScreen.kt

@@ -13,22 +13,24 @@ import androidx.compose.material3.SnackbarHost
 import androidx.compose.material3.Text
 import androidx.compose.material3.TopAppBar
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import coop.composeapp.generated.resources.Res
 import coop.composeapp.generated.resources.ic_arrow_back
 import io.github.alexzhirkevich.qrose.rememberQrCodePainter
 import org.jetbrains.compose.resources.painterResource
-import su.reya.coop.LocalAccountViewModel
 import su.reya.coop.LocalNavigator
+import su.reya.coop.LocalNostrViewModel
 import su.reya.coop.LocalSnackbarHostState
 
 @Composable
 fun MyQrScreen() {
     val navigator = LocalNavigator.current
     val snackbarHostState = LocalSnackbarHostState.current
-    val accountViewModel = LocalAccountViewModel.current
+    val nostrViewModel = LocalNostrViewModel.current
-    val currentUser = accountViewModel.nostr.signer.currentUser ?: return
+    val currentUser by nostrViewModel.currentUserProfile.collectAsStateWithLifecycle()
 
     Scaffold(
         snackbarHost = { SnackbarHost(snackbarHostState) },
@@ -59,7 +61,7 @@ fun MyQrScreen() {
                 horizontalAlignment = Alignment.CenterHorizontally,
             ) {
                 Image(
-                    painter = rememberQrCodePainter(currentUser.toBech32()),
+                    painter = rememberQrCodePainter(currentUser?.publicKey?.toBech32() ?: ""),
                     contentDescription = "My QR"
                 )
             }

composeApp/src/androidMain/kotlin/su/reya/coop/screens/NewChatScreen.kt

@@ -57,7 +57,7 @@ import org.jetbrains.compose.resources.painterResource
 import rust.nostr.sdk.PublicKey
 import su.reya.coop.LocalChatViewModel
 import su.reya.coop.LocalNavigator
-import su.reya.coop.LocalProfileViewModel
+import su.reya.coop.LocalNostrViewModel
 import su.reya.coop.LocalScanResult
 import su.reya.coop.LocalSnackbarHostState
 import su.reya.coop.Screen
@@ -71,10 +71,10 @@ fun NewChatScreen() {
     val snackbarHostState = LocalSnackbarHostState.current
     val navigator = LocalNavigator.current
     val qrScanResult = LocalScanResult.current
+    val nostrViewModel = LocalNostrViewModel.current
     val chatViewModel = LocalChatViewModel.current
-    val profileViewModel = LocalProfileViewModel.current
 
-    val contactList by profileViewModel.contactList.collectAsStateWithLifecycle()
+    val contactList by nostrViewModel.contactList.collectAsStateWithLifecycle()
     var query by remember { mutableStateOf("") }
 
     val createGroup = remember { mutableStateOf(false) }
@@ -96,12 +96,12 @@ fun NewChatScreen() {
                     selectedReceivers.add(pubkey)
                 }
             } else if (query.contains("@")) {
-                val pubkey = profileViewModel.searchByAddress(query)
+                val pubkey = nostrViewModel.searchByAddress(query)
                 if (pubkey != null) {
                     selectedReceivers.add(pubkey)
                 }
             } else {
-                val results = profileViewModel.searchByNostr(query)
+                val results = nostrViewModel.searchByNostr(query)
                 searchResults.clear()
                 searchResults.addAll(results)
             }
@@ -290,13 +290,9 @@ fun ReceiverChip(
     pubkey: PublicKey,
     onRemove: () -> Unit
 ) {
-    val profileViewModel = LocalProfileViewModel.current
+    val nostrViewModel = LocalNostrViewModel.current
-    val metadataFlow = remember(pubkey) { profileViewModel.getMetadata(pubkey) }
+    val profileFlow = remember(pubkey) { nostrViewModel.getMetadata(pubkey) }
-    val metadata by metadataFlow.collectAsState(initial = null)
+    val profile by profileFlow.collectAsState(initial = null)
-
-    val profile = metadata?.asRecord()
-    val displayName = profile?.name ?: profile?.displayName ?: pubkey.short()
-    val picture = profile?.picture
 
     CompositionLocalProvider(LocalMinimumInteractiveComponentSize provides 0.dp) {
         InputChip(
@@ -304,7 +300,7 @@ fun ReceiverChip(
             onClick = onRemove,
             label = {
                 Text(
-                    text = displayName,
+                    text = profile?.name ?: "No name",
                     style = MaterialTheme.typography.bodyMedium.copy(
                         fontWeight = FontWeight.SemiBold
                     )
@@ -312,8 +308,8 @@ fun ReceiverChip(
             },
             avatar = {
                 Avatar(
-                    picture = picture,
+                    picture = profile?.picture,
-                    description = displayName,
+                    description = profile?.name ?: "No name",
                     size = 24.dp
                 )
             },
@@ -376,13 +372,9 @@ fun ContactListItem(
     onClick: () -> Unit,
     onLongClick: () -> Unit
 ) {
-    val profileViewModel = LocalProfileViewModel.current
+    val nostrViewModel = LocalNostrViewModel.current
-    val metadataFlow = remember(pubkey) { profileViewModel.getMetadata(pubkey) }
+    val profileFlow = remember(pubkey) { nostrViewModel.getMetadata(pubkey) }
-    val metadata by metadataFlow.collectAsState(initial = null)
+    val profile by profileFlow.collectAsState(initial = null)
-
-    val profile = metadata?.asRecord()
-    val displayName = profile?.name ?: profile?.displayName ?: pubkey.short()
-    val picture = profile?.picture
 
     SegmentedListItem(
         selected = isSelected,
@@ -394,15 +386,15 @@ fun ContactListItem(
         ),
         leadingContent = {
             Avatar(
-                picture = picture,
+                picture = profile?.picture,
-                description = displayName,
+                description = profile?.name ?: "",
                 size = 36.dp
             )
         },
         supportingContent = { Text(text = pubkey.short()) },
         content = {
             Text(
-                text = displayName,
+                text = profile?.name ?: "",
                 style = MaterialTheme.typography.titleMediumEmphasized,
             )
         }

composeApp/src/androidMain/kotlin/su/reya/coop/screens/NewIdentityScreen.kt

@@ -5,21 +5,19 @@ import androidx.compose.runtime.getValue
 import androidx.compose.runtime.rememberCoroutineScope
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import kotlinx.coroutines.launch
-import su.reya.coop.LocalAccountViewModel
+import su.reya.coop.LocalAuthViewModel
-import su.reya.coop.LocalAppViewModel
 import su.reya.coop.LocalNavigator
-import su.reya.coop.LocalProfileViewModel
 import su.reya.coop.Screen
 import su.reya.coop.shared.ProfileEditor
 
 @Composable
 fun NewIdentityScreen() {
-    val appViewModel = LocalAppViewModel.current
+    val authViewModel = LocalAuthViewModel.current
-    val accountViewModel = LocalAccountViewModel.current
-    val profileViewModel = LocalProfileViewModel.current
     val navigator = LocalNavigator.current
     val scope = rememberCoroutineScope()
-    val isBusy by appViewModel.isBusy.collectAsStateWithLifecycle(false)
+
+    val authState by authViewModel.state.collectAsStateWithLifecycle()
+    val isBusy = authState.isBusy
 
     ProfileEditor(
         title = "Create a new identity",
@@ -28,7 +26,7 @@ fun NewIdentityScreen() {
         onBack = { navigator.goBack() },
         onConfirm = { name, bio, bytes, type ->
             scope.launch {
-                accountViewModel.createIdentity(name, bio, bytes, type, profileViewModel)
+                authViewModel.createIdentity(name, bio, bytes, type)
                 navigator.navigate(Screen.Home)
             }
         }

composeApp/src/androidMain/kotlin/su/reya/coop/screens/OnboardingScreen.kt

@@ -45,7 +45,7 @@ import coop.composeapp.generated.resources.Res
 import coop.composeapp.generated.resources.coop
 import kotlinx.coroutines.launch
 import org.jetbrains.compose.resources.painterResource
-import su.reya.coop.LocalAccountViewModel
+import su.reya.coop.LocalAuthViewModel
 import su.reya.coop.LocalNavigator
 import su.reya.coop.LocalSnackbarHostState
 import su.reya.coop.Screen
@@ -57,12 +57,12 @@ fun OnboardingScreen() {
     val context = LocalContext.current
     val snackbarHostState = LocalSnackbarHostState.current
     val navigator = LocalNavigator.current
-    val accountViewModel = LocalAccountViewModel.current
+    val authViewModel = LocalAuthViewModel.current
     val scope = rememberCoroutineScope()
 
     val logoPainter = painterResource(Res.drawable.coop)
     val expressiveFont = getExpressiveFontFamily()
-    
+
     val annotatedText = buildAnnotatedString {
         append("By using Coop, you agree to accept\nour ")
         // Push "Terms of Use" link
@@ -158,9 +158,9 @@ fun OnboardingScreen() {
                             FilledTonalButton(
                                 onClick = {
                                     scope.launch {
-                                        if (accountViewModel.isExternalSignerAvailable()) {
+                                        if (authViewModel.isExternalSignerAvailable()) {
                                             try {
-                                                accountViewModel.connectExternalSigner()
+                                                authViewModel.connectExternalSigner()
                                                 navigator.navigate(Screen.Home)
                                             } catch (e: Exception) {
                                                 e.message?.let { snackbarHostState.showSnackbar(it) }

composeApp/src/androidMain/kotlin/su/reya/coop/screens/ProfileScreen.kt

@@ -46,7 +46,7 @@ import org.jetbrains.compose.resources.painterResource
 import rust.nostr.sdk.PublicKey
 import su.reya.coop.LocalChatViewModel
 import su.reya.coop.LocalNavigator
-import su.reya.coop.LocalProfileViewModel
+import su.reya.coop.LocalNostrViewModel
 import su.reya.coop.LocalSnackbarHostState
 import su.reya.coop.Screen
 import su.reya.coop.shared.Avatar
@@ -56,28 +56,27 @@ import su.reya.coop.short
 @OptIn(ExperimentalMaterial3ExpressiveApi::class)
 @Composable
 fun ProfileScreen(pubkey: String) {
+    val pubkey = runCatching { PublicKey.parse(pubkey) }.getOrNull() ?: return
+
     val context = LocalContext.current
     val snackbarHostState = LocalSnackbarHostState.current
     val navigator = LocalNavigator.current
+    val nostrViewModel = LocalNostrViewModel.current
     val chatViewModel = LocalChatViewModel.current
-    val profileViewModel = LocalProfileViewModel.current
     val scope = rememberCoroutineScope()
 
-    val pubkey = runCatching { PublicKey.parse(pubkey) }.getOrNull() ?: return
+    val profileFlow = remember(pubkey) { nostrViewModel.getMetadata(pubkey) }
+    val profile by profileFlow.collectAsStateWithLifecycle()
 
-    val metadataFlow = remember(pubkey) { profileViewModel.getMetadata(pubkey) }
+    val metadata = profile?.metadata?.asRecord()
-    val metadata by metadataFlow.collectAsStateWithLifecycle()
+    val nip05 = metadata?.nip05 ?: pubkey.short()
-
+    val picture = metadata?.picture
-    val profile = metadata?.asRecord()
-    val displayName = profile?.displayName ?: profile?.name ?: "No name"
-    val nip05 = profile?.nip05 ?: pubkey.short()
-    val picture = profile?.picture
 
     val details = remember(profile) {
         listOf(
-            "Username:" to (profile?.name ?: "None"),
+            "Username:" to (metadata?.name ?: "None"),
-            "Website:" to (profile?.website ?: "None"),
+            "Website:" to (metadata?.website ?: "None"),
-            "₿ Lightning Address:" to (profile?.lud16 ?: "None"),
+            "₿ Lightning Address:" to (metadata?.lud16 ?: "None"),
         )
     }
 
@@ -135,7 +134,7 @@ fun ProfileScreen(pubkey: String) {
                         verticalArrangement = Arrangement.spacedBy(4.dp),
                     ) {
                         Text(
-                            text = displayName,
+                            text = profile?.name ?: "No name",
                             textAlign = TextAlign.Center,
                             style = MaterialTheme.typography.titleLargeEmphasized.copy(
                                 fontFamily = getExpressiveFontFamily()
@@ -161,7 +160,8 @@ fun ProfileScreen(pubkey: String) {
                                 onClick = {
                                     scope.launch {
                                         try {
-                                            val roomId = chatViewModel.createChatRoom(listOf(pubkey))
+                                            val roomId =
+                                                chatViewModel.createChatRoom(listOf(pubkey))
                                             navigator.navigate(Screen.Chat(roomId))
                                         } catch (e: Exception) {
                                             e.message?.let { snackbarHostState.showSnackbar(it) }
@@ -240,4 +240,4 @@ fun ProfileScreen(pubkey: String) {
             }
         }
     )
-}
+}

composeApp/src/androidMain/kotlin/su/reya/coop/screens/RelayScreen.kt

@@ -66,7 +66,7 @@ import org.jetbrains.compose.resources.painterResource
 import rust.nostr.sdk.RelayMetadata
 import rust.nostr.sdk.RelayUrl
 import su.reya.coop.LocalNavigator
-import su.reya.coop.LocalRelayViewModel
+import su.reya.coop.LocalNostrViewModel
 import su.reya.coop.LocalSnackbarHostState
 
 @OptIn(ExperimentalMaterial3ExpressiveApi::class)
@@ -74,7 +74,7 @@ import su.reya.coop.LocalSnackbarHostState
 fun RelayScreen() {
     val navigator = LocalNavigator.current
     val snackbarHostState = LocalSnackbarHostState.current
-    val relayViewModel = LocalRelayViewModel.current
+    val nostrViewModel = LocalNostrViewModel.current
 
     val scope = rememberCoroutineScope()
     val msgRelayList = remember { mutableStateListOf<RelayUrl>() }
@@ -96,8 +96,8 @@ fun RelayScreen() {
     var relayToDelete by remember { mutableStateOf<String?>(null) }
 
     LaunchedEffect(Unit) {
-        relayList.putAll(relayViewModel.currentUserRelayList())
+        relayList.putAll(nostrViewModel.currentUserRelayList())
-        msgRelayList.addAll(relayViewModel.currentUserMsgRelayList())
+        msgRelayList.addAll(nostrViewModel.currentUserMsgRelayList())
     }
 
     Scaffold(
@@ -321,7 +321,7 @@ fun RelayScreen() {
                                 return@launch
                             }
                             try {
-                                relayViewModel.removeMsgRelay(relayToDelete!!)
+                                nostrViewModel.removeMsgRelay(relayToDelete!!)
                                 msgRelayList.removeIf { it.toString() == relayToDelete }
                                 relayToDelete = null
                             } catch (e: Exception) {
@@ -349,7 +349,7 @@ fun AddRelayDialog(
     onMsgRelayAdded: (newRelay: String) -> Unit,
     onRelayAdded: (newRelay: String, metadata: RelayMetadata?) -> Unit,
 ) {
-    val relayViewModel = LocalRelayViewModel.current
+    val nostrViewModel = LocalNostrViewModel.current
     val snackbarHostState = LocalSnackbarHostState.current
 
     val scope = rememberCoroutineScope()
@@ -401,17 +401,17 @@ fun AddRelayDialog(
                                 if (!isError) {
                                     when (selected) {
                                         "Messaging" -> {
-                                            relayViewModel.addMsgRelay(relayAddress)
+                                            nostrViewModel.addMsgRelay(relayAddress)
                                             onMsgRelayAdded(relayAddress)
                                         }
 
                                         "Inbox" -> {
-                                            relayViewModel.addInboxRelay(relayAddress)
+                                            nostrViewModel.addInboxRelay(relayAddress)
                                             onRelayAdded(relayAddress, RelayMetadata.WRITE)
                                         }
 
                                         "Outbox" -> {
-                                            relayViewModel.addOutboxRelay(relayAddress)
+                                            nostrViewModel.addOutboxRelay(relayAddress)
                                             onRelayAdded(relayAddress, RelayMetadata.READ)
                                         }
                                     }

composeApp/src/androidMain/kotlin/su/reya/coop/screens/RequestListScreen.kt

@@ -40,8 +40,8 @@ import kotlinx.coroutines.launch
 import su.reya.coop.LocalChatViewModel
 import su.reya.coop.LocalNavigator
 import su.reya.coop.LocalSnackbarHostState
+import su.reya.coop.RoomKind
 import su.reya.coop.Screen
-import su.reya.coop.nostr.RoomKind
 
 @OptIn(ExperimentalMaterial3ExpressiveApi::class, ExperimentalMaterial3Api::class)
 @Composable
@@ -155,4 +155,4 @@ fun RequestListScreen() {
             }
         }
     }
-}
+}

composeApp/src/androidMain/kotlin/su/reya/coop/screens/UpdateProfileScreen.kt

@@ -5,25 +5,19 @@ import androidx.compose.runtime.getValue
 import androidx.compose.runtime.rememberCoroutineScope
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import kotlinx.coroutines.launch
-import su.reya.coop.LocalAccountViewModel
-import su.reya.coop.LocalAppViewModel
 import su.reya.coop.LocalNavigator
-import su.reya.coop.LocalProfileViewModel
+import su.reya.coop.LocalNostrViewModel
 import su.reya.coop.shared.ProfileEditor
 
 @Composable
 fun UpdateProfileScreen() {
-    val appViewModel = LocalAppViewModel.current
+    val nostrViewModel = LocalNostrViewModel.current
-    val accountViewModel = LocalAccountViewModel.current
-    val profileViewModel = LocalProfileViewModel.current
     val navigator = LocalNavigator.current
     val scope = rememberCoroutineScope()
 
-    val currentUser = accountViewModel.nostr.signer.currentUser ?: return
+    val isBusy by nostrViewModel.isBusy.collectAsStateWithLifecycle(false)
-    val metadata by profileViewModel.getMetadata(currentUser).collectAsStateWithLifecycle()
+    val currentUser by nostrViewModel.currentUserProfile.collectAsStateWithLifecycle()
-    val isBusy by appViewModel.isBusy.collectAsStateWithLifecycle(false)
+    val profile = currentUser?.metadata?.asRecord()
-
-    val profile = metadata?.asRecord()
 
     ProfileEditor(
         title = "Update profile",
@@ -35,9 +29,9 @@ fun UpdateProfileScreen() {
         onBack = { navigator.goBack() },
         onConfirm = { name, bio, bytes, type ->
             scope.launch {
-                profileViewModel.updateProfile(name, bio, bytes, type)
+                nostrViewModel.updateProfile(name, bio, bytes, type)
                 navigator.goBack()
             }
         }
     )
-}
+}

composeApp/src/androidMain/kotlin/su/reya/coop/screens/chat/ChatComponents.kt

@@ -0,0 +1,177 @@
+package su.reya.coop.screens.chat
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.material3.ExperimentalMaterial3ExpressiveApi
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialShapes
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.material3.toShape
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.unit.dp
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import coop.composeapp.generated.resources.Res
+import coop.composeapp.generated.resources.ic_cancel
+import coop.composeapp.generated.resources.ic_check_circle
+import kotlinx.coroutines.launch
+import org.jetbrains.compose.resources.painterResource
+import rust.nostr.sdk.PublicKey
+import rust.nostr.sdk.Timestamp
+import su.reya.coop.LocalNostrViewModel
+import su.reya.coop.Room
+import su.reya.coop.humanReadable
+import su.reya.coop.shared.Avatar
+import su.reya.coop.shared.getExpressiveFontFamily
+import su.reya.coop.short
+
+@OptIn(ExperimentalMaterial3ExpressiveApi::class)
+@Composable
+fun ScreenerCard(room: Room) {
+    val pubkey = room.members.firstOrNull() ?: return
+
+    val nostrViewModel = LocalNostrViewModel.current
+    val scope = rememberCoroutineScope()
+
+    var isContact by remember { mutableStateOf(false) }
+    var mutualContacts by remember { mutableStateOf<Set<PublicKey>>(emptySet()) }
+    var lastActivity by remember { mutableStateOf<Timestamp?>(null) }
+
+    val profileFlow = remember(pubkey) { nostrViewModel.getMetadata(pubkey) }
+    val profile by profileFlow.collectAsStateWithLifecycle()
+
+    LaunchedEffect(pubkey) {
+        scope.launch {
+            // Check contact
+            nostrViewModel.verifyContact(pubkey).let { isContact = it }
+            // Get mutual contacts
+            nostrViewModel.mutualContacts(pubkey).let { mutualContacts = it }
+            // Get the last activity
+            nostrViewModel.verifyActivity(pubkey)?.let { lastActivity = it }
+        }
+    }
+
+    Column(
+        modifier = Modifier
+            .fillMaxWidth()
+            .padding(horizontal = 16.dp)
+            .padding(top = 48.dp),
+        verticalArrangement = Arrangement.spacedBy(8.dp),
+    ) {
+        Column(
+            modifier = Modifier.fillMaxWidth(),
+            verticalArrangement = Arrangement.spacedBy(8.dp),
+            horizontalAlignment = Alignment.CenterHorizontally,
+        ) {
+            Avatar(
+                picture = profile?.picture,
+                description = "Profile picture",
+                modifier = Modifier.size(120.dp),
+                shape = MaterialShapes.Cookie12Sided.toShape(),
+            )
+            Column(
+                verticalArrangement = Arrangement.spacedBy(4.dp),
+                horizontalAlignment = Alignment.CenterHorizontally,
+            ) {
+                Text(
+                    text = profile?.name ?: "No name",
+                    textAlign = TextAlign.Center,
+                    style = MaterialTheme.typography.titleLargeEmphasized.copy(
+                        fontFamily = getExpressiveFontFamily()
+                    ),
+                )
+                Text(
+                    text = pubkey.short(),
+                    textAlign = TextAlign.Center,
+                    style = MaterialTheme.typography.labelMedium,
+                    color = MaterialTheme.colorScheme.outline
+                )
+            }
+        }
+        Column(
+            modifier = Modifier.fillMaxWidth(),
+            verticalArrangement = Arrangement.spacedBy(4.dp),
+        ) {
+            Row(
+                modifier = Modifier.fillMaxWidth(),
+                verticalAlignment = Alignment.CenterVertically,
+                horizontalArrangement = Arrangement.spacedBy(8.dp),
+            ) {
+                Icon(
+                    painter = painterResource(
+                        if (isContact) Res.drawable.ic_check_circle else Res.drawable.ic_cancel
+                    ),
+                    contentDescription = "Warning",
+                    tint = if (isContact) MaterialTheme.colorScheme.primary else MaterialTheme.colorScheme.error
+                )
+                Text(
+                    text = if (isContact) "Contact" else "Not a contact",
+                    style = MaterialTheme.typography.labelMediumEmphasized
+                )
+            }
+            Row(
+                modifier = Modifier.fillMaxWidth(),
+                verticalAlignment = Alignment.CenterVertically,
+                horizontalArrangement = Arrangement.spacedBy(8.dp),
+            ) {
+                Icon(
+                    painter = painterResource(
+                        if (mutualContacts.isNotEmpty()) Res.drawable.ic_check_circle else Res.drawable.ic_cancel
+                    ),
+                    contentDescription = "Warning",
+                    tint = if (mutualContacts.isNotEmpty()) MaterialTheme.colorScheme.primary else MaterialTheme.colorScheme.error
+                )
+                Text(
+                    text = if (mutualContacts.isEmpty()) "No contacts in common" else "${mutualContacts.size} contacts in common",
+                    style = MaterialTheme.typography.labelMediumEmphasized
+                )
+            }
+            Row(
+                modifier = Modifier.fillMaxWidth(),
+                verticalAlignment = Alignment.CenterVertically,
+                horizontalArrangement = Arrangement.spacedBy(8.dp),
+            ) {
+                Icon(
+                    painter = painterResource(Res.drawable.ic_check_circle),
+                    contentDescription = "Warning",
+                    tint = if (lastActivity != null) MaterialTheme.colorScheme.primary else MaterialTheme.colorScheme.outline
+                )
+                Text(
+                    text = if (lastActivity == null) "Don't have any public activities" else "Last activity at ${lastActivity?.humanReadable()}",
+                    style = MaterialTheme.typography.labelMediumEmphasized
+                )
+            }
+        }
+    }
+}
+
+@Composable
+fun DateSeparator(date: String) {
+    Box(
+        modifier = Modifier
+            .fillMaxWidth()
+            .padding(vertical = 16.dp),
+        contentAlignment = Alignment.Center
+    ) {
+        Text(
+            text = date,
+            style = MaterialTheme.typography.labelMedium,
+            color = MaterialTheme.colorScheme.outline
+        )
+    }
+}

composeApp/src/androidMain/kotlin/su/reya/coop/screens/chat/ChatInput.kt

@@ -0,0 +1,97 @@
+package su.reya.coop.screens.chat
+
+import androidx.compose.animation.AnimatedContent
+import androidx.compose.animation.fadeIn
+import androidx.compose.animation.fadeOut
+import androidx.compose.animation.scaleIn
+import androidx.compose.animation.scaleOut
+import androidx.compose.animation.togetherWith
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.FilledTonalIconButton
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.IconButtonDefaults
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextField
+import androidx.compose.material3.TextFieldDefaults
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.unit.dp
+import coop.composeapp.generated.resources.Res
+import coop.composeapp.generated.resources.ic_add_circle
+import coop.composeapp.generated.resources.ic_audio
+import coop.composeapp.generated.resources.ic_send
+import org.jetbrains.compose.resources.painterResource
+
+@Composable
+fun ChatInput(
+    value: String,
+    onValueChange: (String) -> Unit,
+    onSend: () -> Unit,
+    onUpload: () -> Unit,
+    onMicClick: () -> Unit
+) {
+    Row(
+        modifier = Modifier.padding(horizontal = 16.dp, vertical = 8.dp),
+        verticalAlignment = Alignment.Bottom
+    ) {
+        TextField(
+            modifier = Modifier.weight(1f),
+            shape = RoundedCornerShape(28.dp),
+            colors = TextFieldDefaults.colors(
+                focusedIndicatorColor = Color.Transparent,
+                unfocusedIndicatorColor = Color.Transparent
+            ),
+            value = value,
+            onValueChange = onValueChange,
+            placeholder = { Text("Message") },
+            leadingIcon = {
+                IconButton(onClick = onUpload) {
+                    Icon(
+                        painter = painterResource(Res.drawable.ic_add_circle),
+                        contentDescription = "Upload",
+                    )
+                }
+            },
+        )
+        Spacer(modifier = Modifier.size(8.dp))
+        AnimatedContent(
+            targetState = value.isNotEmpty(),
+            transitionSpec = { (scaleIn() + fadeIn()) togetherWith (scaleOut() + fadeOut()) },
+            label = "send_mic_transition"
+        ) { isNotEmpty ->
+            if (isNotEmpty) {
+                IconButton(
+                    onClick = onSend,
+                    modifier = Modifier.size(56.dp),
+                    colors = IconButtonDefaults.iconButtonColors(
+                        containerColor = MaterialTheme.colorScheme.surfaceVariant,
+                        contentColor = MaterialTheme.colorScheme.onSurfaceVariant
+                    )
+                ) {
+                    Icon(
+                        painter = painterResource(Res.drawable.ic_send),
+                        contentDescription = "Send"
+                    )
+                }
+            } else {
+                FilledTonalIconButton(
+                    onClick = onMicClick,
+                    modifier = Modifier.size(56.dp),
+                ) {
+                    Icon(
+                        painter = painterResource(Res.drawable.ic_audio),
+                        contentDescription = "Speech to Text"
+                    )
+                }
+            }
+        }
+    }
+}

composeApp/src/androidMain/kotlin/su/reya/coop/screens/chat/ChatMessage.kt

@@ -0,0 +1,183 @@
+package su.reya.coop.screens.chat
+
+import androidx.compose.animation.AnimatedVisibility
+import androidx.compose.animation.expandVertically
+import androidx.compose.animation.fadeIn
+import androidx.compose.animation.fadeOut
+import androidx.compose.animation.shrinkVertically
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.interaction.MutableInteractionSource
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.widthIn
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.Immutable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.layout.ContentScale
+import androidx.compose.ui.text.AnnotatedString
+import androidx.compose.ui.text.LinkAnnotation
+import androidx.compose.ui.text.SpanStyle
+import androidx.compose.ui.text.TextLinkStyles
+import androidx.compose.ui.text.buildAnnotatedString
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.style.TextDecoration
+import androidx.compose.ui.unit.dp
+import coil3.compose.AsyncImage
+import rust.nostr.sdk.PublicKey
+import rust.nostr.sdk.UnsignedEvent
+import su.reya.coop.URL_REGEX
+import su.reya.coop.formatAsTime
+import su.reya.coop.isImageUrl
+import su.reya.coop.removeImageUrls
+
+@Immutable
+data class MessageUiModel(
+    val id: String,
+    val annotatedContent: AnnotatedString,
+    val images: List<String>,
+    val timestamp: String,
+    val isMine: Boolean
+)
+
+@Composable
+fun rememberMessageUiModel(
+    event: UnsignedEvent,
+    currentUserPublicKey: PublicKey?,
+    contentColor: Color
+): MessageUiModel {
+    return remember(event, currentUserPublicKey, contentColor) {
+        val content = event.content()
+        val images = URL_REGEX.findAll(content)
+            .map { it.value }
+            .filter { it.isImageUrl() }
+            .toList()
+
+        val cleanedContent = content.removeImageUrls()
+
+        val annotatedString = buildAnnotatedString {
+            var lastIndex = 0
+            URL_REGEX.findAll(cleanedContent).forEach { matchResult ->
+                append(cleanedContent.substring(lastIndex, matchResult.range.first))
+                val url = matchResult.value
+                pushLink(
+                    LinkAnnotation.Url(
+                        url = url,
+                        styles = TextLinkStyles(
+                            style = SpanStyle(
+                                color = contentColor,
+                                textDecoration = TextDecoration.Underline,
+                                fontWeight = FontWeight.Medium
+                            )
+                        )
+                    )
+                )
+                append(url)
+                pop()
+                lastIndex = matchResult.range.last + 1
+            }
+            append(cleanedContent.substring(lastIndex))
+        }
+
+        MessageUiModel(
+            id = event.id()?.toHex() ?: event.hashCode().toString(),
+            annotatedContent = annotatedString,
+            images = images,
+            timestamp = event.createdAt().formatAsTime(),
+            isMine = event.author() == currentUserPublicKey
+        )
+    }
+}
+
+@Composable
+fun ChatMessage(model: MessageUiModel) {
+    var isMessageClicked by remember { mutableStateOf(false) }
+
+    val bubbleShape = if (model.isMine) {
+        RoundedCornerShape(topStart = 20.dp, topEnd = 4.dp, bottomStart = 20.dp, bottomEnd = 20.dp)
+    } else {
+        RoundedCornerShape(topStart = 4.dp, topEnd = 20.dp, bottomStart = 20.dp, bottomEnd = 20.dp)
+    }
+
+    val containerColor =
+        if (!model.isMine) MaterialTheme.colorScheme.surfaceContainer else MaterialTheme.colorScheme.primaryContainer
+
+    val contentColor =
+        if (!model.isMine) MaterialTheme.colorScheme.onSurface else MaterialTheme.colorScheme.onPrimaryContainer
+
+    Box(
+        modifier = Modifier
+            .fillMaxWidth()
+            .padding(vertical = 4.dp),
+        contentAlignment = if (model.isMine) Alignment.CenterEnd else Alignment.CenterStart
+    ) {
+        Column(
+            modifier = Modifier.clickable(
+                interactionSource = remember { MutableInteractionSource() },
+                indication = null
+            ) {
+                isMessageClicked = !isMessageClicked
+            },
+            horizontalAlignment = if (model.isMine) Alignment.End else Alignment.Start,
+            verticalArrangement = Arrangement.spacedBy(8.dp)
+        ) {
+            if (model.annotatedContent.isNotBlank()) {
+                Surface(
+                    color = containerColor,
+                    contentColor = contentColor,
+                    shape = bubbleShape,
+                    modifier = Modifier.widthIn(max = 280.dp)
+                ) {
+                    Text(
+                        text = model.annotatedContent,
+                        modifier = Modifier.padding(horizontal = 16.dp, vertical = 8.dp),
+                        style = MaterialTheme.typography.bodyLarge
+                    )
+                }
+            }
+            model.images.forEach { imageUrl ->
+                Surface(
+                    shape = RoundedCornerShape(16.dp),
+                    color = MaterialTheme.colorScheme.surfaceVariant,
+                    modifier = Modifier.widthIn(max = 280.dp)
+                ) {
+                    AsyncImage(
+                        model = imageUrl,
+                        contentDescription = "Image from chat",
+                        modifier = Modifier
+                            .fillMaxWidth()
+                            .clip(RoundedCornerShape(16.dp)),
+                        contentScale = ContentScale.FillWidth
+                    )
+                }
+            }
+            AnimatedVisibility(
+                visible = isMessageClicked,
+                enter = fadeIn() + expandVertically(),
+                exit = fadeOut() + shrinkVertically()
+            ) {
+                Text(
+                    text = model.timestamp,
+                    style = MaterialTheme.typography.labelSmall,
+                    color = MaterialTheme.colorScheme.outline,
+                    modifier = Modifier.align(
+                        if (model.isMine) Alignment.End else Alignment.Start
+                    )
+                )
+            }
+        }
+    }
+}

composeApp/src/androidMain/kotlin/su/reya/coop/screens/chat/ChatScreen.kt

@@ -1,5 +1,11 @@
-package su.reya.coop.screens
+package su.reya.coop.screens.chat
 
+import android.app.Activity
+import android.content.Intent
+import android.net.Uri
+import android.speech.RecognizerIntent
+import androidx.activity.compose.rememberLauncherForActivityResult
+import androidx.activity.result.contract.ActivityResultContracts
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
@@ -7,11 +13,13 @@ import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.WindowInsets
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.ime
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
-import androidx.compose.foundation.layout.widthIn
+import androidx.compose.foundation.layout.union
 import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.lazy.items
 import androidx.compose.foundation.lazy.rememberLazyListState
@@ -19,24 +27,20 @@ import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material3.Badge
 import androidx.compose.material3.BadgedBox
 import androidx.compose.material3.Button
+import androidx.compose.material3.ButtonDefaults
 import androidx.compose.material3.ExperimentalMaterial3ExpressiveApi
 import androidx.compose.material3.FilledTonalButton
-import androidx.compose.material3.FilledTonalIconButton
 import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
-import androidx.compose.material3.IconButtonDefaults
 import androidx.compose.material3.LoadingIndicator
-import androidx.compose.material3.MaterialShapes
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Scaffold
+import androidx.compose.material3.ScaffoldDefaults
 import androidx.compose.material3.SnackbarHost
 import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
-import androidx.compose.material3.TextField
-import androidx.compose.material3.TextFieldDefaults
 import androidx.compose.material3.TopAppBar
 import androidx.compose.material3.TopAppBarDefaults
-import androidx.compose.material3.toShape
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.derivedStateOf
@@ -49,45 +53,41 @@ import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.text.font.FontWeight
-import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import coop.composeapp.generated.resources.Res
 import coop.composeapp.generated.resources.ic_arrow_back
-import coop.composeapp.generated.resources.ic_cancel
+import kotlinx.coroutines.Dispatchers
-import coop.composeapp.generated.resources.ic_check_circle
-import coop.composeapp.generated.resources.ic_send
-import kotlinx.coroutines.flow.flowOf
 import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
 import org.jetbrains.compose.resources.painterResource
-import rust.nostr.sdk.PublicKey
-import rust.nostr.sdk.Timestamp
 import rust.nostr.sdk.UnsignedEvent
-import su.reya.coop.LocalAccountViewModel
 import su.reya.coop.LocalChatViewModel
 import su.reya.coop.LocalNavigator
-import su.reya.coop.LocalProfileViewModel
+import su.reya.coop.LocalNostrViewModel
 import su.reya.coop.LocalSnackbarHostState
+import su.reya.coop.Room
 import su.reya.coop.Screen
-import su.reya.coop.nostr.Room
+import su.reya.coop.formatAsGroupHeader
-import su.reya.coop.nostr.formatAsGroupHeader
+import su.reya.coop.rememberUiState
-import su.reya.coop.nostr.humanReadable
+import su.reya.coop.roomId
-import su.reya.coop.nostr.roomId
 import su.reya.coop.shared.Avatar
-import su.reya.coop.shared.getExpressiveFontFamily
-import su.reya.coop.shared.nameFlow
-import su.reya.coop.shared.pictureFlow
-import su.reya.coop.short
 
+@OptIn(ExperimentalMaterial3ExpressiveApi::class)
 @Composable
 fun ChatScreen(id: Long, screening: Boolean = false) {
+    val context = LocalContext.current
     val snackbarHostState = LocalSnackbarHostState.current
     val navigator = LocalNavigator.current
-    val accountViewModel = LocalAccountViewModel.current
+    val nostrViewModel = LocalNostrViewModel.current
     val chatViewModel = LocalChatViewModel.current
-    val profileViewModel = LocalProfileViewModel.current
+    val scope = rememberCoroutineScope()
+    val listState = rememberLazyListState()
+
+    // Get current user
+    val currentUser by nostrViewModel.currentUserProfile.collectAsStateWithLifecycle()
 
     // Get chat room by ID
     val chatRooms by chatViewModel.chatRooms.collectAsStateWithLifecycle()
@@ -108,32 +108,50 @@ fun ChatScreen(id: Long, screening: Boolean = false) {
         return
     }
 
-    val currentUser = accountViewModel.nostr.signer.currentUser
+    val roomState by (room as Room).rememberUiState(nostrViewModel, currentUser?.publicKey)
-
-    val displayName by remember(room, currentUser) {
-        room?.nameFlow(profileViewModel, currentUser) ?: flowOf("Loading...")
-    }.collectAsStateWithLifecycle("Loading...")
-
-    val picture by remember(room) {
-        room?.pictureFlow(profileViewModel) ?: flowOf(null)
-    }.collectAsStateWithLifecycle(null)
-
     var text by remember { mutableStateOf("") }
     var loading by remember { mutableStateOf(true) }
     var newOtherMessages by remember { mutableIntStateOf(0) }
     var requireScreening by remember { mutableStateOf(screening) }
 
-    val listState = rememberLazyListState()
     val messages = remember { mutableStateListOf<UnsignedEvent>() }
+    val groupedMessages =
+        remember { derivedStateOf { messages.groupBy { it.createdAt().formatAsGroupHeader() } } }
 
-    val groupedMessages = remember(messages.toList()) {
+    val sendFile = { uri: Uri ->
-        messages.groupBy { it.createdAt().formatAsGroupHeader() }
+        scope.launch {
+            try {
+                // Read file
+                val file = withContext(Dispatchers.IO) {
+                    context.contentResolver.openInputStream(uri)?.use { it.readBytes() }
+                }
+
+                // Parse the file content type
+                val type = context.contentResolver.getType(uri)
+
+                // Send message
+                chatViewModel.sendFileMessage(id, file, type)
+            } catch (e: Exception) {
+                snackbarHostState.showSnackbar("Error: ${e.message}")
+            }
+        }
     }
 
-    LaunchedEffect(id) {
+    val fileLauncher =
-        // Start loading spinner
+        rememberLauncherForActivityResult(ActivityResultContracts.GetContent()) { uri ->
-        loading = true
+            uri?.let { sendFile(it) }
+        }
 
+    val sttLauncher =
+        rememberLauncherForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
+            if (result.resultCode == Activity.RESULT_OK) {
+                val data = result.data
+                val results = data?.getStringArrayListExtra(RecognizerIntent.EXTRA_RESULTS)
+                if (!results.isNullOrEmpty()) text = results[0]
+            }
+        }
+
+    LaunchedEffect(id) {
         // Get messages
         val initialMessages = chatViewModel.getChatRoomMessages(id)
         messages.clear()
@@ -165,6 +183,7 @@ fun ChatScreen(id: Long, screening: Boolean = false) {
     }
 
     Scaffold(
+        contentWindowInsets = ScaffoldDefaults.contentWindowInsets.union(WindowInsets.ime),
         containerColor = MaterialTheme.colorScheme.surfaceContainer,
         snackbarHost = { SnackbarHost(snackbarHostState) },
         topBar = {
@@ -182,14 +201,14 @@ fun ChatScreen(id: Long, screening: Boolean = false) {
                             LoadingIndicator(modifier = Modifier.size(32.dp))
                         } else {
                             Avatar(
-                                picture = picture,
+                                picture = roomState.picture,
-                                description = displayName,
+                                description = roomState.name,
                                 size = 32.dp,
                             )
                         }
                         Spacer(modifier = Modifier.size(8.dp))
                         Text(
-                            text = displayName,
+                            text = roomState.name,
                             style = MaterialTheme.typography.titleMediumEmphasized,
                         )
                     }
@@ -234,6 +253,9 @@ fun ChatScreen(id: Long, screening: Boolean = false) {
                         room?.let { ScreenerCard(it) }
                     }
 
+                    val mineColor = MaterialTheme.colorScheme.onPrimaryContainer
+                    val otherColor = MaterialTheme.colorScheme.onSurface
+
                     when (messages.isNotEmpty()) {
                         true -> {
                             LazyColumn(
@@ -244,12 +266,18 @@ fun ChatScreen(id: Long, screening: Boolean = false) {
                                 reverseLayout = true,
                                 state = listState,
                             ) {
-                                groupedMessages.forEach { (dateHeader, messagesInGroup) ->
+                                groupedMessages.value.forEach { (dateHeader, messagesInGroup) ->
                                     items(
                                         items = messagesInGroup,
-                                        key = { it.id()?.toBech32() ?: it.hashCode() }
+                                        key = { it.id()?.toHex() ?: it.hashCode().toString() }
-                                    ) {
+                                    ) { event ->
-                                        ChatMessage(it)
+                                        val isMine = currentUser?.publicKey == event.author()
+                                        val uiModel = rememberMessageUiModel(
+                                            event = event,
+                                            currentUserPublicKey = currentUser?.publicKey,
+                                            contentColor = if (isMine) mineColor else otherColor
+                                        )
+                                        ChatMessage(model = uiModel)
                                     }
                                     item {
                                         DateSeparator(dateHeader)
@@ -291,12 +319,14 @@ fun ChatScreen(id: Long, screening: Boolean = false) {
                             Row(
                                 modifier = Modifier
                                     .fillMaxWidth()
-                                    .padding(16.dp),
+                                    .padding(horizontal = 16.dp, vertical = 8.dp),
                                 horizontalArrangement = Arrangement.spacedBy(8.dp),
                             ) {
                                 Button(
                                     onClick = { navigator.goBack() },
-                                    modifier = Modifier.weight(1f)
+                                    modifier = Modifier
+                                        .weight(1f)
+                                        .size(ButtonDefaults.MediumContainerHeight)
                                 ) {
                                     Text(
                                         text = "Reject",
@@ -305,7 +335,9 @@ fun ChatScreen(id: Long, screening: Boolean = false) {
                                 }
                                 FilledTonalButton(
                                     onClick = { requireScreening = false },
-                                    modifier = Modifier.weight(1f)
+                                    modifier = Modifier
+                                        .weight(1f)
+                                        .size(ButtonDefaults.MediumContainerHeight)
                                 ) {
                                     Text(
                                         text = "Accept",
@@ -322,6 +354,26 @@ fun ChatScreen(id: Long, screening: Boolean = false) {
                                 onSend = {
                                     chatViewModel.sendMessage(id, text)
                                     text = ""
+                                },
+                                onUpload = {
+                                    fileLauncher.launch("image/*")
+                                },
+                                onMicClick = {
+                                    val intent =
+                                        Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH).apply {
+                                            putExtra(
+                                                RecognizerIntent.EXTRA_LANGUAGE_MODEL,
+                                                RecognizerIntent.LANGUAGE_MODEL_FREE_FORM
+                                            )
+                                            putExtra(RecognizerIntent.EXTRA_PROMPT, "Speak now...")
+                                        }
+                                    try {
+                                        sttLauncher.launch(intent)
+                                    } catch (e: Exception) {
+                                        scope.launch {
+                                            snackbarHostState.showSnackbar("Speech recognition not available")
+                                        }
+                                    }
                                 }
                             )
                         }
@@ -331,239 +383,3 @@ fun ChatScreen(id: Long, screening: Boolean = false) {
         }
     )
 }
-
-@OptIn(ExperimentalMaterial3ExpressiveApi::class)
-@Composable
-fun ScreenerCard(room: Room) {
-    val pubkey = room.members.firstOrNull() ?: return
-
-    val profileViewModel = LocalProfileViewModel.current
-    val scope = rememberCoroutineScope()
-
-    var isContact by remember { mutableStateOf(false) }
-    var mutualContacts by remember { mutableStateOf<Set<PublicKey>>(emptySet()) }
-    var lastActivity by remember { mutableStateOf<Timestamp?>(null) }
-
-    val metadataFlow = remember(pubkey) { profileViewModel.getMetadata(pubkey) }
-    val metadata by metadataFlow.collectAsStateWithLifecycle()
-
-    val profile = metadata?.asRecord()
-    val displayName = profile?.displayName ?: profile?.name ?: "No name"
-    val picture = profile?.picture
-
-    LaunchedEffect(pubkey) {
-        scope.launch {
-            // Check contact
-            profileViewModel.verifyContact(pubkey).let { isContact = it }
-            // Get mutual contacts
-            profileViewModel.mutualContacts(pubkey).let { mutualContacts = it }
-            // Get the last activity
-            profileViewModel.verifyActivity(pubkey)?.let { lastActivity = it }
-        }
-    }
-
-    Column(
-        modifier = Modifier
-            .fillMaxWidth()
-            .padding(horizontal = 16.dp)
-            .padding(top = 48.dp),
-        verticalArrangement = Arrangement.spacedBy(8.dp),
-    ) {
-        Column(
-            modifier = Modifier.fillMaxWidth(),
-            verticalArrangement = Arrangement.spacedBy(8.dp),
-            horizontalAlignment = Alignment.CenterHorizontally,
-        ) {
-            Avatar(
-                picture = picture,
-                description = "Profile picture",
-                modifier = Modifier.size(120.dp),
-                shape = MaterialShapes.Cookie12Sided.toShape(),
-            )
-            Column(
-                verticalArrangement = Arrangement.spacedBy(4.dp),
-                horizontalAlignment = Alignment.CenterHorizontally,
-            ) {
-                Text(
-                    text = displayName,
-                    textAlign = TextAlign.Center,
-                    style = MaterialTheme.typography.titleLargeEmphasized.copy(
-                        fontFamily = getExpressiveFontFamily()
-                    ),
-                )
-                Text(
-                    text = pubkey.short(),
-                    textAlign = TextAlign.Center,
-                    style = MaterialTheme.typography.labelMedium,
-                    color = MaterialTheme.colorScheme.outline
-                )
-            }
-        }
-        Column(
-            modifier = Modifier.fillMaxWidth(),
-            verticalArrangement = Arrangement.spacedBy(4.dp),
-        ) {
-            Row(
-                modifier = Modifier.fillMaxWidth(),
-                verticalAlignment = Alignment.CenterVertically,
-                horizontalArrangement = Arrangement.spacedBy(8.dp),
-            ) {
-                Icon(
-                    painter = painterResource(
-                        if (isContact) Res.drawable.ic_check_circle else Res.drawable.ic_cancel
-                    ),
-                    contentDescription = "Warning",
-                    tint = if (isContact) MaterialTheme.colorScheme.primary else MaterialTheme.colorScheme.error
-                )
-                Text(
-                    text = if (isContact) "Contact" else "Not a contact",
-                    style = MaterialTheme.typography.labelMediumEmphasized
-                )
-            }
-            Row(
-                modifier = Modifier.fillMaxWidth(),
-                verticalAlignment = Alignment.CenterVertically,
-                horizontalArrangement = Arrangement.spacedBy(8.dp),
-            ) {
-                Icon(
-                    painter = painterResource(
-                        if (mutualContacts.isNotEmpty()) Res.drawable.ic_check_circle else Res.drawable.ic_cancel
-                    ),
-                    contentDescription = "Warning",
-                    tint = if (mutualContacts.isNotEmpty()) MaterialTheme.colorScheme.primary else MaterialTheme.colorScheme.error
-                )
-                Text(
-                    text = if (mutualContacts.isEmpty()) "No contacts in common" else "${mutualContacts.size} contacts in common",
-                    style = MaterialTheme.typography.labelMediumEmphasized
-                )
-            }
-            Row(
-                modifier = Modifier.fillMaxWidth(),
-                verticalAlignment = Alignment.CenterVertically,
-                horizontalArrangement = Arrangement.spacedBy(8.dp),
-            ) {
-                Icon(
-                    painter = painterResource(Res.drawable.ic_check_circle),
-                    contentDescription = "Warning",
-                    tint = if (lastActivity != null) MaterialTheme.colorScheme.primary else MaterialTheme.colorScheme.outline
-                )
-                Text(
-                    text = if (lastActivity == null) "Don't have any public activities" else "Last activity at ${lastActivity?.humanReadable()}",
-                    style = MaterialTheme.typography.labelMediumEmphasized
-                )
-            }
-        }
-    }
-}
-
-@Composable
-fun DateSeparator(date: String) {
-    Box(
-        modifier = Modifier
-            .fillMaxWidth()
-            .padding(vertical = 16.dp),
-        contentAlignment = Alignment.Center
-    ) {
-        Text(
-            text = date,
-            style = MaterialTheme.typography.labelMedium,
-            color = MaterialTheme.colorScheme.outline
-        )
-    }
-}
-
-@Composable
-fun ChatMessage(
-    rumor: UnsignedEvent
-) {
-    val accountViewModel = LocalAccountViewModel.current
-    val chatViewModel = LocalChatViewModel.current
-    val currentUser = accountViewModel.nostr.signer.currentUser
-    val isMine = rumor.author() == currentUser
-
-    val bubbleShape = if (isMine) {
-        RoundedCornerShape(topStart = 20.dp, topEnd = 20.dp, bottomStart = 20.dp, bottomEnd = 4.dp)
-    } else {
-        RoundedCornerShape(topStart = 20.dp, topEnd = 20.dp, bottomStart = 4.dp, bottomEnd = 20.dp)
-    }
-
-    val containerColor =
-        if (isMine) MaterialTheme.colorScheme.primaryContainer else MaterialTheme.colorScheme.tertiaryContainer
-
-    val contentColor =
-        if (isMine) MaterialTheme.colorScheme.onPrimaryContainer else MaterialTheme.colorScheme.onTertiaryContainer
-
-    Box(
-        modifier = Modifier
-            .fillMaxWidth()
-            .padding(vertical = 4.dp),
-        contentAlignment = if (isMine) Alignment.CenterEnd else Alignment.CenterStart
-    ) {
-        Column(
-            horizontalAlignment = if (isMine) Alignment.End else Alignment.Start
-        ) {
-            Surface(
-                color = containerColor,
-                contentColor = contentColor,
-                shape = bubbleShape,
-                modifier = Modifier
-                    .widthIn(max = 280.dp)
-                    .clickable(
-                        onClick = {
-                            val id = rumor.id()
-                            if (id != null) {
-                                val sent = chatViewModel.isMessageSent(id)
-                                println("Sent: $sent")
-                            }
-                        }
-                    )
-            ) {
-                Text(
-                    text = rumor.content(),
-                    modifier = Modifier.padding(horizontal = 16.dp, vertical = 8.dp),
-                    style = MaterialTheme.typography.bodyMedium
-                )
-            }
-        }
-    }
-}
-
-@Composable
-fun ChatInput(
-    value: String,
-    onValueChange: (String) -> Unit,
-    onSend: () -> Unit
-) {
-    Surface(modifier = Modifier.fillMaxWidth()) {
-        Row(
-            modifier = Modifier.padding(horizontal = 16.dp, vertical = 8.dp),
-            verticalAlignment = Alignment.Bottom
-        ) {
-            TextField(
-                value = value,
-                onValueChange = onValueChange,
-                placeholder = { Text("Message") },
-                shape = RoundedCornerShape(28.dp),
-                colors = TextFieldDefaults.colors(
-                    focusedIndicatorColor = Color.Transparent,
-                    unfocusedIndicatorColor = Color.Transparent
-                ),
-                modifier = Modifier.weight(1f)
-            )
-            Spacer(modifier = Modifier.size(8.dp))
-            FilledTonalIconButton(
-                onClick = onSend,
-                modifier = Modifier.size(56.dp),
-                colors = IconButtonDefaults.filledTonalIconButtonColors(
-                    containerColor = MaterialTheme.colorScheme.surfaceVariant,
-                    contentColor = MaterialTheme.colorScheme.onSurfaceVariant
-                )
-            ) {
-                Icon(
-                    painter = painterResource(Res.drawable.ic_send),
-                    contentDescription = "Send"
-                )
-            }
-        }
-    }
-}

composeApp/src/androidMain/kotlin/su/reya/coop/shared/ProfileEditor.kt

@@ -38,6 +38,7 @@ import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
@@ -53,7 +54,6 @@ import coil3.compose.AsyncImage
 import coop.composeapp.generated.resources.Res
 import coop.composeapp.generated.resources.ic_arrow_back
 import coop.composeapp.generated.resources.ic_plus
-import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
@@ -75,6 +75,8 @@ fun ProfileEditor(
     val context = LocalContext.current
     val snackbarHostState = LocalSnackbarHostState.current
     val focusManager = LocalFocusManager.current
+    val scope = rememberCoroutineScope()
+
     var name by remember(initialName) { mutableStateOf(initialName) }
     var bio by remember(initialBio) { mutableStateOf(initialBio) }
     var picture by remember(initialPicture) { mutableStateOf(initialPicture) }
@@ -264,7 +266,6 @@ fun ProfileEditor(
                             .fillMaxWidth()
                             .size(ButtonDefaults.MediumContainerHeight),
                         onClick = {
-                            val scope = CoroutineScope(Dispatchers.Main)
                             scope.launch {
                                 val bytes = withContext(Dispatchers.IO) {
                                     (picture as? Uri)?.let {

composeApp/src/androidMain/kotlin/su/reya/coop/shared/RoomHelper.kt

@@ -1,44 +0,0 @@
-package su.reya.coop.shared
-
-import kotlinx.coroutines.flow.Flow
-import kotlinx.coroutines.flow.combine
-import kotlinx.coroutines.flow.flowOf
-import kotlinx.coroutines.flow.map
-import rust.nostr.sdk.PublicKey
-import su.reya.coop.nostr.Room
-import su.reya.coop.short
-import su.reya.coop.viewmodels.ProfileViewModel
-
-fun Room.nameFlow(
-    profileViewModel: ProfileViewModel,
-    currentUser: PublicKey? = null
-): Flow<String> {
-    // Return early if there's a custom subject/room name
-    subject?.takeIf { it.isNotBlank() }?.let { return flowOf(it) }
-
-    val displayMembers = if (isGroup()) members.take(2) else members.take(1)
-    if (displayMembers.isEmpty()) return flowOf("Unknown")
-
-    return combine(displayMembers.map { profileViewModel.getMetadata(it) }) { metadataArray ->
-        val names = metadataArray.mapIndexed { i, metadata ->
-            val profile = metadata?.asRecord()
-            profile?.displayName?.takeIf { it.isNotBlank() }
-                ?: profile?.name?.takeIf { it.isNotBlank() }
-                ?: displayMembers[i].short()
-        }
-
-        if (isGroup()) {
-            val combined = names.joinToString(", ")
-            val extraCount = members.size - names.size
-            if (extraCount > 0) "$combined, +$extraCount" else combined
-        } else {
-            val name = names.first()
-            if (displayMembers.first() == currentUser) "$name (you)" else name
-        }
-    }
-}
-
-fun Room.pictureFlow(profileViewModel: ProfileViewModel): Flow<String?> {
-    val firstMember = members.firstOrNull() ?: return flowOf(null)
-    return profileViewModel.getMetadata(firstMember).map { it?.asRecord()?.picture }
-}

gradle/libs.versions.toml

@@ -10,14 +10,14 @@ androidx-espresso = "3.7.0"
 androidx-lifecycle = "2.10.0"
 androidx-testExt = "1.3.0"
 androidx-splashscreen = "1.2.0"
-composeMultiplatform = "1.11.0"
+composeMultiplatform = "1.11.1"
 datastorePreferences = "1.2.1"
 junit = "4.13.2"
-kotlin = "2.3.21"
+kotlin = "2.4.0"
 kotlinx-serialization = "1.11.0"
 material3 = "1.11.0-alpha07"
 multiplatform-nav3-ui = "1.1.1"
-ktor = "3.5.0"
+ktor = "3.5.1"
 
 [libraries]
 androidx-datastore-preferences = { module = "androidx.datastore:datastore-preferences", version.ref = "datastorePreferences" }

shared/build.gradle.kts

@@ -3,6 +3,8 @@ import org.jetbrains.kotlin.gradle.dsl.JvmTarget
 plugins {
     alias(libs.plugins.kotlinMultiplatform)
     alias(libs.plugins.androidLibrary)
+    alias(libs.plugins.composeMultiplatform)
+    alias(libs.plugins.composeCompiler)
     kotlin("plugin.serialization") version libs.versions.kotlin.get()
 }
 
@@ -31,10 +33,10 @@ kotlin {
             implementation(libs.ktor.serialization.kotlinx.json)
             implementation(libs.androidx.lifecycle.viewmodelCompose)
             implementation(libs.androidx.lifecycle.runtimeCompose)
-            implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.10.2")
+            implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.11.0")
             implementation("org.jetbrains.kotlinx:kotlinx-datetime:0.8.0")
             implementation("su.reya:nostr-sdk-kmp:0.3.2")
-            implementation("com.squareup.okio:okio:3.16.2")
+            implementation("com.squareup.okio:okio:3.17.0")
         }
         androidMain.dependencies {
             implementation(libs.ktor.client.okhttp)

shared/src/commonMain/kotlin/su/reya/coop/Extensions.kt

@@ -6,3 +6,21 @@ fun PublicKey.short(): String {
     val bech32 = toBech32()
     return bech32.substring(0, 6) + "..." + bech32.substring(bech32.length - 4)
 }
+
+val URL_REGEX = Regex("(https?://\\S+)", RegexOption.IGNORE_CASE)
+private val imageExtensions = setOf("jpg", "jpeg", "png", "gif", "webp", "bmp")
+
+fun String.extractUrls(): List<String> {
+    return URL_REGEX.findAll(this).map { it.value }.toList()
+}
+
+fun String.removeImageUrls(): String {
+    return URL_REGEX.replace(this) { result ->
+        if (result.value.isImageUrl()) "" else result.value
+    }.replace(Regex("\\s+"), " ").trim()
+}
+
+fun String.isImageUrl(): Boolean {
+    val extension = this.substringAfterLast('.', "").lowercase()
+    return extension in imageExtensions
+}

shared/src/commonMain/kotlin/su/reya/coop/Profile.kt

@@ -0,0 +1,20 @@
+package su.reya.coop
+
+import rust.nostr.sdk.Metadata
+import rust.nostr.sdk.PublicKey
+
+data class Profile(
+    val publicKey: PublicKey,
+    val metadata: Metadata
+) {
+    private val record by lazy { metadata.asRecord() }
+
+    val name: String
+        get() = record.displayName ?: record.name ?: publicKey.short()
+    
+    val picture: String?
+        get() = record.picture
+
+    val shortPublicKey: String
+        get() = publicKey.short()
+}

shared/src/commonMain/kotlin/su/reya/coop/Room.kt

@@ -1,5 +1,12 @@
-package su.reya.coop.nostr
+package su.reya.coop
 
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.State
+import androidx.compose.runtime.remember
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.combine
+import kotlinx.coroutines.flow.flowOf
 import kotlinx.datetime.DateTimeUnit
 import kotlinx.datetime.TimeZone
 import kotlinx.datetime.minus
@@ -8,6 +15,7 @@ import kotlinx.datetime.toLocalDateTime
 import rust.nostr.sdk.PublicKey
 import rust.nostr.sdk.Timestamp
 import rust.nostr.sdk.UnsignedEvent
+import su.reya.coop.viewmodel.NostrViewModel
 import kotlin.time.Clock
 import kotlin.time.Instant
 
@@ -75,9 +83,60 @@ data class Room(
         return this.copy(lastMessage = message)
     }
 
-    fun isGroup(): Boolean {
+    fun isGroup(): Boolean = members.size > 1
-        return members.size > 1
+}
+
+data class RoomUiState(
+    val name: String = "Loading...",
+    val picture: String? = null,
+    val isGroup: Boolean = false
+)
+
+fun Room.uiStateFlow(
+    nostrViewModel: NostrViewModel,
+    currentUser: PublicKey? = null
+): Flow<RoomUiState> {
+    val displayMembers = if (isGroup()) members.take(2) else members.take(1)
+
+    if (!subject.isNullOrBlank()) {
+        return flowOf(RoomUiState(name = subject, isGroup = isGroup()))
     }
+
+    return combine(displayMembers.map { nostrViewModel.getMetadata(it) }) { profiles ->
+        val names = profiles.mapIndexed { i, profile -> profile?.name ?: displayMembers[i].short() }
+
+        val name = when {
+            isGroup() -> {
+                val combined = names.joinToString(", ")
+                val extra = members.size - names.size
+                if (extra > 0) "$combined, +$extra" else combined
+            }
+
+            else -> {
+                val first = names.firstOrNull() ?: "Unknown"
+                if (displayMembers.firstOrNull() == currentUser) "$first (you)" else first
+            }
+        }
+
+        RoomUiState(
+            name = name,
+            picture = profiles.firstOrNull()?.picture,
+            isGroup = isGroup()
+        )
+    }
+}
+
+@Composable
+fun Room.rememberUiState(
+    viewModel: NostrViewModel,
+    currentUser: PublicKey? = null
+): State<RoomUiState> {
+    return remember(this, currentUser) {
+        uiStateFlow(
+            viewModel,
+            currentUser
+        )
+    }.collectAsStateWithLifecycle(RoomUiState())
 }
 
 fun UnsignedEvent.roomId(): Long {
@@ -94,21 +153,25 @@ fun UnsignedEvent.roomId(): Long {
     return sortedUniqueKeys.hashCode().toLong()
 }
 
-fun Timestamp.ago(): String {
+fun Timestamp.formatAsTime(): String {
-    val SECONDS_IN_MINUTE = 60L
+    val timeZone = TimeZone.currentSystemDefault()
-    val MINUTES_IN_HOUR = 60L
+    val inputInstant = Instant.fromEpochSeconds(this.asSecs().toLong())
-    val HOURS_IN_DAY = 24L
+    val inputDateTime = inputInstant.toLocalDateTime(timeZone)
-    val DAYS_IN_MONTH = 30L
+    val hour = inputDateTime.hour.toString().padStart(2, '0')
+    val minute = inputDateTime.minute.toString().padStart(2, '0')
+    return "$hour:$minute"
+}
 
+fun Timestamp.ago(): String {
     val inputInstant = Instant.fromEpochSeconds(this.asSecs().toLong())
     val now = Clock.System.now()
     val duration = now - inputInstant
 
     return when {
-        duration.inWholeSeconds < SECONDS_IN_MINUTE -> "Now"
+        duration.inWholeSeconds < 60L -> "Now"
-        duration.inWholeMinutes < MINUTES_IN_HOUR -> "${duration.inWholeMinutes}m"
+        duration.inWholeMinutes < 60L -> "${duration.inWholeMinutes}m"
-        duration.inWholeHours < HOURS_IN_DAY -> "${duration.inWholeHours}h"
+        duration.inWholeHours < 24L -> "${duration.inWholeHours}h"
-        duration.inWholeDays < DAYS_IN_MONTH -> "${duration.inWholeDays}d"
+        duration.inWholeDays < 30L -> "${duration.inWholeDays}d"
         else -> {
             val localDateTime = inputInstant.toLocalDateTime(TimeZone.currentSystemDefault())
             val month =

shared/src/commonMain/kotlin/su/reya/coop/nostr/Messaging.kt

@@ -24,6 +24,9 @@ import rust.nostr.sdk.Tag
 import rust.nostr.sdk.UnsignedEvent
 import rust.nostr.sdk.nip17ExtractRelayList
 import rust.nostr.sdk.nip59MakeGiftWrapAsync
+import su.reya.coop.Room
+import su.reya.coop.RoomKind
+import su.reya.coop.roomId
 import kotlin.time.Duration
 
 data class MessageSyncState(
@@ -47,7 +50,9 @@ class MessageManager(private val nostr: Nostr) {
 
     suspend fun getUserMessages(msgRelayList: Event) {
         try {
-            val author = signer.currentUser ?: throw IllegalStateException("User not signed in")
+            val author =
+                signer.getPublicKeyAsync() ?: throw IllegalStateException("User not signed in")
+
             val relays = nip17ExtractRelayList(msgRelayList)
 
             // Ensure relay connections
@@ -125,7 +130,7 @@ class MessageManager(private val nostr: Nostr) {
             val filter = Filter().identifier(giftId.toHex())
             val event = client?.database()?.query(filter)?.first()
 
-            return event?.content()?.let { UnsignedEvent.fromJson(it) }
+            return event?.content()?.let { UnsignedEvent.fromJson(it).ensureId() }
         } catch (e: Throwable) {
             throw IllegalStateException("Failed to get cached rumor: ${e.message}", e)
         }

shared/src/commonMain/kotlin/su/reya/coop/nostr/Nostr.kt

@@ -79,6 +79,8 @@ class Nostr {
             // Initialize configurations for nostr client
             val lmdb = NostrDatabase.lmdb(dbPath)
             val gossip = NostrGossip.inMemory()
+
+            // Initialize the authenticator
             val authenticator = SignerAuthenticator(signer)
             val idleTimeout = Duration.parse("5m")
 
@@ -136,7 +138,7 @@ class Nostr {
 
     fun isSignedByUser(event: Event): Boolean {
         return try {
-            signer.currentUser == event.author()
+            signer.publicKeyFlow.value == event.author()
         } catch (e: Exception) {
             println("Failed to check if event is signed by user: ${e.message}")
             false
@@ -208,7 +210,7 @@ class Nostr {
                                     if (isSignedByUser(event = event)) {
                                         val pubkeys = event.tags().publicKeys()
                                         // Get mutual contacts
-                                        profiles.getMutualContacts(pubkeys)
+                                        profiles.syncMutualContacts(pubkeys)
                                         // Emit contact list update
                                         onContactListUpdate(pubkeys)
                                     }

shared/src/commonMain/kotlin/su/reya/coop/nostr/ProfileManager.kt

@@ -49,7 +49,8 @@ class ProfileManager(private val nostr: Nostr) {
 
     suspend fun getUserMetadata() {
         try {
-            val author = signer.currentUser ?: throw IllegalStateException("User not signed in")
+            val author =
+                signer.getPublicKeyAsync() ?: throw IllegalStateException("User not signed in")
 
             // Get the latest metadata event
             val metadataFilter =
@@ -73,22 +74,13 @@ class ProfileManager(private val nostr: Nostr) {
         }
     }
 
-    suspend fun getMutualContacts(pubkeys: List<PublicKey>) {
+    suspend fun syncMutualContacts(pubkeys: List<PublicKey>) {
         try {
             val kind = Kind.fromStd(KindStandard.CONTACT_LIST)
             val filter = Filter().kind(kind).authors(pubkeys).limit(pubkeys.size.toULong())
-            val opts = SubscribeAutoCloseOptions().exitPolicy(ReqExitPolicy.ExitOnEose)
+            val relays = NostrManager.BOOTSTRAP_RELAYS.map { RelayUrl.parse(it) }
 
-            val target = mutableMapOf<RelayUrl, List<Filter>>()
+            client?.sync(filter, relays)
-            NostrManager.BOOTSTRAP_RELAYS.forEach { relay ->
-                target[RelayUrl.parse(relay)] = listOf(filter)
-            }
-
-            client?.subscribe(
-                target = ReqTarget.manual(target),
-                id = "mutual-contacts",
-                closeOn = opts,
-            )
         } catch (e: Exception) {
             throw IllegalStateException("Failed to fetch mutual contacts: ${e.message}", e)
         }
@@ -146,7 +138,8 @@ class ProfileManager(private val nostr: Nostr) {
         bio: String? = null,
         picture: String? = null
     ): Metadata {
-        val currentUser = signer.currentUser ?: throw IllegalStateException("User not signed in")
+        val currentUser =
+            signer.getPublicKeyAsync() ?: throw IllegalStateException("User not signed in")
 
         try {
             val record = getLatestMetadata(currentUser)?.asRecord() ?: MetadataRecord()

shared/src/commonMain/kotlin/su/reya/coop/nostr/RelayManager.kt

@@ -134,8 +134,9 @@ class RelayManager(private val nostr: Nostr) {
             val kind = Kind.fromStd(KindStandard.INBOX_RELAYS)
             val filter = Filter().kind(kind).author(publicKey).limit(1u)
             val events = client?.database()?.query(filter)
+            val event = events?.first() ?: return emptyList()
 
-            return nip17ExtractRelayList(events?.toVec()?.firstOrNull() ?: return emptyList())
+            return nip17ExtractRelayList(event)
         } catch (e: Exception) {
             throw IllegalStateException("Failed to get msg relays: ${e.message}", e)
         }

shared/src/commonMain/kotlin/su/reya/coop/nostr/Signer.kt

@@ -1,5 +1,7 @@
 package su.reya.coop.nostr
 
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.sync.Mutex
 import kotlinx.coroutines.sync.withLock
 import kotlinx.coroutines.withTimeoutOrNull
@@ -16,9 +18,8 @@ class UniversalSigner(initialSigner: AsyncNostrSigner) : AsyncNostrSigner {
     @Volatile
     private var signer: AsyncNostrSigner = initialSigner
 
-    @Volatile
+    private val _publicKeyFlow = MutableStateFlow<PublicKey?>(null)
-    var currentUser: PublicKey? = null
+    val publicKeyFlow = _publicKeyFlow.asStateFlow()
-        private set
 
     /**
      * Get the current signer.
@@ -37,7 +38,7 @@ class UniversalSigner(initialSigner: AsyncNostrSigner) : AsyncNostrSigner {
             throw IllegalStateException("Failed to get public key from signer", e)
         }
         signer = newSigner
-        currentUser = pubkey
+        _publicKeyFlow.value = pubkey
     }
 
     override suspend fun getPublicKeyAsync(): PublicKey? {

shared/src/commonMain/kotlin/su/reya/coop/repository/ErrorRepository.kt

@@ -0,0 +1,13 @@
+package su.reya.coop.repository
+
+import kotlinx.coroutines.channels.Channel
+import kotlinx.coroutines.flow.receiveAsFlow
+
+object ErrorRepository {
+    private val _errors = Channel<String>(Channel.BUFFERED)
+    val errors = _errors.receiveAsFlow()
+
+    fun showError(message: String) {
+        _errors.trySend(message)
+    }
+}

shared/src/commonMain/kotlin/su/reya/coop/repository/MediaRepository.kt

@@ -0,0 +1,39 @@
+package su.reya.coop.repository
+
+import io.ktor.client.HttpClient
+import io.ktor.client.plugins.contentnegotiation.ContentNegotiation
+import io.ktor.serialization.kotlinx.json.json
+import kotlinx.serialization.json.Json
+import rust.nostr.sdk.AsyncNostrSigner
+import su.reya.coop.blossom.BlossomClient
+
+class MediaRepository {
+    private val httpClient = HttpClient {
+        install(ContentNegotiation) {
+            json(Json {
+                ignoreUnknownKeys = true
+                prettyPrint = true
+                isLenient = true
+            })
+        }
+    }
+
+    suspend fun blossomUpload(
+        signer: AsyncNostrSigner,
+        file: ByteArray,
+        contentType: String? = "image/jpeg"
+    ): String? {
+        return try {
+            val blossom = BlossomClient(url = "https://blossom.band", client = httpClient)
+            val descriptor = blossom.upload(
+                file = file,
+                contentType = contentType,
+                signer = signer,
+            )
+            descriptor?.url
+        } catch (e: Exception) {
+            println("Upload failed: ${e.message}")
+            null
+        }
+    }
+}

shared/src/commonMain/kotlin/su/reya/coop/viewmodel/AuthViewModel.kt

@@ -1,9 +1,9 @@
-package su.reya.coop.viewmodels
+package su.reya.coop.viewmodel
 
-import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withTimeoutOrNull
 import rust.nostr.sdk.AsyncNostrSigner
@@ -15,36 +15,56 @@ import su.reya.coop.nostr.ExternalSignerHandler
 import su.reya.coop.nostr.ExternalSignerProxy
 import su.reya.coop.nostr.Nostr
 import su.reya.coop.nostr.SignerPermissions
+import su.reya.coop.repository.MediaRepository
 import su.reya.coop.storage.SecretStorage
 import kotlin.time.Duration.Companion.seconds
 
-class AccountViewModel(
+data class AuthState(
-    val nostr: Nostr,
+    val isBusy: Boolean = false,
+    val signerRequired: Boolean? = null,
+    val isNotificationBannerDismissed: Boolean = false,
+)
+
+class AuthViewModel(
+    private val nostr: Nostr,
     private val secretStore: SecretStorage,
-    private val appViewModel: AppViewModel,
     private val externalSignerHandler: ExternalSignerHandler? = null,
-) : ViewModel() {
+) : BaseViewModel() {
-    private val _signerRequired = MutableStateFlow<Boolean?>(null)
+    private val mediaRepository = MediaRepository()
-    val signerRequired = _signerRequired.asStateFlow()
+
+    companion object {
+        private const val KEY_USER_SIGNER = "user_signer"
+        private const val KEY_APP_KEYS = "app_keys"
+        private const val KEY_BANNER_DISMISSED = "notification_banner_dismissed"
+    }
+
+    private val _state = MutableStateFlow(AuthState())
+    val state = _state.asStateFlow()
 
     init {
-        // Skip the splash screen if a user is already logged in
+        // Check if the notification banner has been dismissed
-        if (nostr.signer.currentUser != null) {
+        checkNotificationBannerDismissedStatus()
-            _signerRequired.value = false
+
-        }
+        // Check local stored secret (secret key or bunker)
-        // Check local stored secret
         login()
     }
 
+    private fun checkNotificationBannerDismissedStatus() {
+        viewModelScope.launch {
+            val dismissed = secretStore.get(KEY_BANNER_DISMISSED) == "true"
+            _state.update { it.copy(isNotificationBannerDismissed = dismissed) }
+        }
+    }
+
     private fun login() {
         viewModelScope.launch {
             try {
                 val secret = withTimeoutOrNull(3.seconds) {
-                    secretStore.get("user_signer")
+                    secretStore.get(KEY_USER_SIGNER)
                 }
 
                 if (secret == null) {
-                    _signerRequired.value = true
+                    _state.update { it.copy(signerRequired = true) }
                     return@launch
                 }
 
@@ -52,44 +72,59 @@ class AccountViewModel(
                     val signer = createSigner(secret)
                     nostr.setSigner(signer)
                 }.onSuccess {
-                    _signerRequired.value = false
+                    _state.update { it.copy(signerRequired = false) }
                 }.onFailure { e ->
-                    appViewModel.showError("Login failed: ${e.message}")
+                    showError("Login failed: ${e.message}")
-                    _signerRequired.value = true
+                    _state.update { it.copy(signerRequired = true) }
                 }
             } catch (e: Exception) {
-                appViewModel.showError("Login failed: ${e.message}")
+                showError("Login failed: ${e.message}")
-                _signerRequired.value = true
+                _state.update { it.copy(signerRequired = true) }
             }
         }
     }
 
-    fun logout() {
+    fun logout(onLogout: () -> Unit = {}) {
         viewModelScope.launch {
             try {
-                appViewModel.setBusy(true)
+                _state.update { it.copy(isBusy = true) }
+
                 // Reset the nostr signer and prune the database
                 nostr.signer.switch(Keys.generate())
                 nostr.prune()
             } catch (e: Exception) {
-                appViewModel.showError("Logout encountered an error: ${e.message}")
+                showError("Logout encountered an error: ${e.message}")
             } finally {
                 // Clear credentials from persistent storage
-                secretStore.clear("user_signer")
+                secretStore.clear(KEY_USER_SIGNER)
-                secretStore.clear("notification_banner_dismissed")
+                secretStore.clear(KEY_BANNER_DISMISSED)
-                // Reset local states
+
-                appViewModel.setBusy(false)
+                // Call cleanup callback (e.g. to reset other ViewModels)
-                _signerRequired.value = true
+                onLogout()
+
+                _state.update { it.copy(isBusy = false, signerRequired = true) }
             }
         }
     }
 
-    private suspend fun getOrInitAppKeys(): Keys {
+    fun dismissNotificationBanner() {
-        val secret = secretStore.get("app_keys")
+        viewModelScope.launch {
-        if (secret != null) return Keys.parse(secret)
+            secretStore.set(KEY_BANNER_DISMISSED, "true")
+            _state.update { it.copy(isNotificationBannerDismissed = true) }
+        }
+    }
 
+    private suspend fun getOrInitAppKeys(): Keys {
+        val secret = secretStore.get(KEY_APP_KEYS)
+
+        // If app keys are already stored, use them
+        if (secret != null) {
+            return Keys.parse(secret)
+        }
+
+        // Generate new app keys and save to the secret storage
         val keys = Keys.generate()
-        secretStore.set("app_keys", keys.secretKey().toBech32())
+        secretStore.set(KEY_APP_KEYS, keys.secretKey().toBech32())
 
         return keys
     }
@@ -97,6 +132,7 @@ class AccountViewModel(
     private suspend fun createSigner(secret: String): AsyncNostrSigner {
         return when {
             secret.startsWith("nsec1") -> Keys.parse(secret)
+
             secret.startsWith("bunker://") -> {
                 val appKeys = getOrInitAppKeys()
                 val bunker = NostrConnectUri.parse(secret)
@@ -107,9 +143,12 @@ class AccountViewModel(
             secret.startsWith("nip55://") -> {
                 val handler = externalSignerHandler
                     ?: throw IllegalStateException("External signer not available on this platform")
+
+                // Format: nip55://packageName/hexPubkey
                 val parts = secret.removePrefix("nip55://").split("/", limit = 2)
                 val packageName = parts[0]
                 val pubkey = PublicKey.parse(parts[1])
+
                 handler.setPackageName(packageName)
                 ExternalSignerProxy(handler, pubkey)
             }
@@ -122,58 +161,34 @@ class AccountViewModel(
         try {
             val signer = createSigner(secret)
             if (secret.startsWith("bunker://")) {
-                appViewModel.showError("Please approve the connection.")
+                showError("Please approve the connection.")
             }
             return signer.getPublicKeyAsync()
         } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
+            showError("Error: ${e.message}")
             return null
         }
     }
 
     suspend fun importIdentity(secret: String) {
-        appViewModel.setBusy(true)
+        _state.update { it.copy(isBusy = true) }
         try {
             val signer = createSigner(secret)
+            // Update signer
             nostr.setSigner(signer)
-            secretStore.set("user_signer", secret)
+            // Persist the secret in the secret storage
-            _signerRequired.value = false
+            secretStore.set(KEY_USER_SIGNER, secret)
+            // Update local states
+            _state.update { it.copy(signerRequired = false, isBusy = false) }
         } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
+            showError("Error: ${e.message}")
-        } finally {
+            _state.update { it.copy(isBusy = false) }
-            appViewModel.setBusy(false)
-        }
-    }
-
-    suspend fun createIdentity(
-        name: String,
-        bio: String?,
-        picture: ByteArray?,
-        contentType: String? = "image/jpeg",
-        profileViewModel: ProfileViewModel
-    ) {
-        appViewModel.setBusy(true)
-        
-        val keys = Keys.generate()
-        val secret = keys.secretKey().toBech32()
-
-        try {
-            val avatarUrl = picture?.let { profileViewModel.blossomUpload(it, contentType) }
-            nostr.profiles.createIdentity(keys = keys, name = name, bio, picture = avatarUrl)
-            // Set credentials in persistent storage
-            secretStore.set("user_signer", secret)
-            // Update local state
-            _signerRequired.value = false
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-        } finally {
-            appViewModel.setBusy(false)
         }
     }
 
     suspend fun connectExternalSigner() {
         val handler = externalSignerHandler ?: throw IllegalStateException("Signer not available")
-        appViewModel.setBusy(true)
+        _state.update { it.copy(isBusy = true) }
         try {
             val permissions = SignerPermissions.toJson(
                 listOf(
@@ -192,19 +207,53 @@ class AccountViewModel(
 
             val result = handler.getPublicKey(permissions) ?: throw Exception("Rejected")
             val signer = ExternalSignerProxy(handler, result.pubkey)
+
+            // Update signer
             nostr.setSigner(signer)
-            // Set credentials in persistent storage
+            // Store the signer in the secret storage
-            secretStore.set("user_signer", "nip55://${result.packageName}/${result.pubkey.toHex()}")
+            secretStore.set(
-            // Update local state
+                KEY_USER_SIGNER,
-            _signerRequired.value = false
+                "nip55://${result.packageName}/${result.pubkey.toHex()}"
+            )
+            // Update local states
+            _state.update { it.copy(signerRequired = false, isBusy = false) }
         } catch (e: Exception) {
-            throw Exception("Notice: ${e.message}")
+            _state.update { it.copy(isBusy = false) }
-        } finally {
+            showError("Notice: ${e.message}")
-            appViewModel.setBusy(false)
         }
     }
 
     fun isExternalSignerAvailable(): Boolean {
         return externalSignerHandler?.isAvailable() == true
     }
+
+    suspend fun createIdentity(
+        name: String,
+        bio: String?,
+        picture: ByteArray?,
+        contentType: String? = null
+    ) {
+        _state.update { it.copy(isBusy = true) }
+
+        val keys = Keys.generate()
+        val secret = keys.secretKey().toBech32()
+
+        try {
+            val avatarUrl = picture?.let {
+                mediaRepository.blossomUpload(nostr.signer.get(), it, contentType ?: "image/jpeg")
+            }
+
+            // Create identity
+            nostr.profiles.createIdentity(keys = keys, name = name, bio = bio, picture = avatarUrl)
+
+            // Persist the secret in the secret storage
+            secretStore.set(KEY_USER_SIGNER, secret)
+
+            // Update local states
+            _state.update { it.copy(isBusy = false, signerRequired = false) }
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+            _state.update { it.copy(isBusy = false) }
+        }
+    }
 }

shared/src/commonMain/kotlin/su/reya/coop/viewmodel/BaseViewModel.kt

@@ -0,0 +1,10 @@
+package su.reya.coop.viewmodel
+
+import androidx.lifecycle.ViewModel
+import su.reya.coop.repository.ErrorRepository
+
+abstract class BaseViewModel : ViewModel() {
+    protected fun showError(message: String) {
+        ErrorRepository.showError(message)
+    }
+}

shared/src/commonMain/kotlin/su/reya/coop/viewmodel/ChatViewModel.kt

@@ -0,0 +1,260 @@
+package su.reya.coop.viewmodel
+
+import androidx.lifecycle.viewModelScope
+import kotlinx.coroutines.flow.MutableSharedFlow
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.SharingStarted
+import kotlinx.coroutines.flow.asSharedFlow
+import kotlinx.coroutines.flow.combine
+import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.flow.stateIn
+import kotlinx.coroutines.flow.update
+import kotlinx.coroutines.launch
+import rust.nostr.sdk.EventBuilder
+import rust.nostr.sdk.EventId
+import rust.nostr.sdk.Kind
+import rust.nostr.sdk.KindStandard
+import rust.nostr.sdk.PublicKey
+import rust.nostr.sdk.RelayUrl
+import rust.nostr.sdk.Tag
+import rust.nostr.sdk.UnsignedEvent
+import su.reya.coop.Room
+import su.reya.coop.nostr.Nostr
+import su.reya.coop.repository.MediaRepository
+import su.reya.coop.roomId
+
+data class ChatState(
+    val rooms: Set<Room> = emptySet(),
+    val isSyncing: Boolean = false,
+    val isPartialProcessedGiftWrap: Boolean = false,
+)
+
+class ChatViewModel(private val nostr: Nostr) : BaseViewModel() {
+    private val mediaRepository = MediaRepository()
+
+    private val _state = MutableStateFlow(ChatState())
+    val state = combine(
+        _state,
+        nostr.messages.messageSyncState
+    ) { local, state -> local.copy(isSyncing = state.isSyncing) }.stateIn(
+        viewModelScope,
+        SharingStarted.WhileSubscribed(5000),
+        ChatState()
+    )
+
+    private val _newEvents = MutableSharedFlow<UnsignedEvent>(extraBufferCapacity = 100)
+    val newEvents = _newEvents.asSharedFlow()
+
+    private val _sentReports = MutableSharedFlow<Map<EventId, List<RelayUrl>>>()
+    val sentReport = _sentReports.asSharedFlow()
+
+    val chatRooms = state.map { it.rooms }
+        .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5000), emptySet())
+
+    val isSyncing = state.map { it.isSyncing }
+        .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5000), false)
+
+    val isPartialProcessedGiftWrap = state.map { it.isPartialProcessedGiftWrap }
+        .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5000), false)
+
+    init {
+        viewModelScope.launch {
+            nostr.waitUntilInitialized()
+
+            // Observe message sync progress
+            launch {
+                nostr.messages.messageSyncState.collect { syncState ->
+                    // When at least some messages are processed, allow UI to show the list
+                    if (syncState.processedCount > 0) {
+                        _state.update { it.copy(isPartialProcessedGiftWrap = true) }
+                    }
+
+                    // Refresh UI every 10 messages OR when sync is fully done
+                    if (syncState.processedCount % 10 == 0 || !syncState.isSyncing) {
+                        refreshChatRooms()
+                    }
+                }
+            }
+
+            // Observe new messages
+            launch {
+                nostr.newEvents.collect { event ->
+                    val roomId = event.roomId()
+                    val existingRoom = _state.value.rooms.firstOrNull { it.id == roomId }
+
+                    if (existingRoom == null) {
+                        val currentUser = nostr.signer.getPublicKeyAsync() ?: return@collect
+                        val newRoom = Room.new(event, currentUser)
+                        _state.update {
+                            it.copy(
+                                rooms = (it.rooms + newRoom).sortedDescending().toSet()
+                            )
+                        }
+                    } else {
+                        updateRoomList(roomId, event)
+                    }
+
+                    _newEvents.emit(event)
+                }
+            }
+
+            // Initial load of rooms
+            refreshChatRooms()
+        }
+    }
+
+    fun createChatRoom(to: List<PublicKey>): Long {
+        try {
+            if (to.isEmpty()) {
+                throw IllegalArgumentException("At least one recipient is required")
+            }
+
+            // Get current user
+            val currentUser = nostr.signer.publicKeyFlow.value
+                ?: throw IllegalStateException("User not signed in")
+
+            // Construct the rumor event
+            val rumor = EventBuilder(Kind.fromStd(KindStandard.PRIVATE_DIRECT_MESSAGE), "")
+                .tags(to.map { Tag.publicKey(it) })
+                .finalizeUnsigned(currentUser)
+
+            // Check if the room already exists
+            val id = rumor.roomId()
+            val existingRoom = _state.value.rooms.firstOrNull { it.id == id }
+
+            // If the room already exists, return its ID
+            if (existingRoom != null) {
+                return existingRoom.id
+            }
+
+            // Create a room from the rumor event
+            val room = Room.new(rumor, currentUser)
+
+            // Update the chat rooms state
+            _state.update { it.copy(rooms = (it.rooms + room).sortedDescending().toSet()) }
+
+            return room.id
+        } catch (e: Exception) {
+            throw IllegalArgumentException("Failed to create room: ${e.message}")
+        }
+    }
+
+    fun getChatRoom(id: Long): Room? {
+        return _state.value.rooms.firstOrNull { it.id == id }
+    }
+
+    suspend fun refreshChatRooms() {
+        try {
+            val rooms = nostr.messages.getChatRooms() ?: emptySet()
+            _state.update { currentState ->
+                val merged = currentState.rooms.associateBy { it.id }.toMutableMap()
+                // Add or update rooms from the database
+                rooms.forEach { room ->
+                    merged[room.id] = room
+                }
+                // Return as a sorted set to maintain UI consistency
+                currentState.copy(rooms = merged.values.sortedDescending().toSet())
+            }
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+        }
+    }
+
+    suspend fun getChatRoomMessages(roomId: Long): List<UnsignedEvent> {
+        try {
+            return nostr.messages.getChatRoomMessages(roomId)
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+        }
+
+        return emptyList()
+    }
+
+    fun chatRoomConnect(roomId: Long) {
+        viewModelScope.launch {
+            try {
+                val room = getChatRoom(roomId) ?: throw IllegalArgumentException("Room not found")
+                val members = room.members
+
+                nostr.messages.chatRoomConnect(members.toList())
+            } catch (e: Exception) {
+                showError("Error: ${e.message}")
+            }
+        }
+    }
+
+    fun sendMessage(roomId: Long, message: String, replies: List<EventId> = emptyList()) {
+        if (message.isEmpty()) {
+            showError("Message cannot be empty")
+        }
+        viewModelScope.launch {
+            try {
+                val room = getChatRoom(roomId) ?: throw IllegalArgumentException("Room not found")
+                nostr.messages.sendMessage(
+                    to = room.members,
+                    content = message,
+                    subject = room.subject,
+                    replies = replies,
+                    onRumorCreated = { event ->
+                        updateRoomList(roomId, event)
+                        viewModelScope.launch { _newEvents.emit(event) }
+                    },
+                )
+            } catch (e: Exception) {
+                showError("Error: ${e.message}")
+            }
+        }
+    }
+
+    suspend fun sendFileMessage(
+        roomId: Long,
+        file: ByteArray?,
+        contentType: String? = "image/jpeg",
+        replies: List<EventId> = emptyList()
+    ) {
+        if (file == null) return
+
+        try {
+            val uri = mediaRepository.blossomUpload(nostr.signer.get(), file, contentType)
+            if (uri != null) sendMessage(roomId, uri, replies)
+        } catch (e: Exception) {
+            throw IllegalArgumentException("Error: ${e.message}")
+        }
+    }
+
+    fun isMessageSent(id: EventId): Boolean {
+        val giftWrapId = nostr.messages.rumorMap[id]
+
+        if (giftWrapId != null) {
+            val isSent = nostr.messages.sentEvents[giftWrapId]?.isNotEmpty() ?: false
+            return isSent
+        } else {
+            return false
+        }
+    }
+
+    private fun updateRoomList(roomId: Long, newMessage: UnsignedEvent) {
+        _state.update { currentState ->
+            val updatedRooms = currentState.rooms.map { room ->
+                if (room.id == roomId) {
+                    room.copy(
+                        lastMessage = newMessage.content(),
+                        createdAt = newMessage.createdAt()
+                    )
+                } else {
+                    room
+                }
+            }.sortedDescending().toSet()
+            currentState.copy(rooms = updatedRooms)
+        }
+    }
+
+    fun resetInternalState() {
+        _state.update {
+            it.copy(
+                rooms = emptySet(),
+                isPartialProcessedGiftWrap = false,
+            )
+        }
+    }
+}

shared/src/commonMain/kotlin/su/reya/coop/viewmodel/NostrViewModel.kt

@@ -0,0 +1,446 @@
+package su.reya.coop.viewmodel
+
+import androidx.lifecycle.viewModelScope
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.awaitCancellation
+import kotlinx.coroutines.channels.Channel
+import kotlinx.coroutines.coroutineScope
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.SharingStarted
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.flow.combine
+import kotlinx.coroutines.flow.filterNotNull
+import kotlinx.coroutines.flow.first
+import kotlinx.coroutines.flow.flatMapLatest
+import kotlinx.coroutines.flow.flow
+import kotlinx.coroutines.flow.flowOf
+import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.flow.stateIn
+import kotlinx.coroutines.flow.update
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.sync.Mutex
+import kotlinx.coroutines.sync.withLock
+import kotlinx.coroutines.withTimeoutOrNull
+import rust.nostr.sdk.PublicKey
+import rust.nostr.sdk.RelayMetadata
+import rust.nostr.sdk.RelayUrl
+import rust.nostr.sdk.Timestamp
+import su.reya.coop.Profile
+import su.reya.coop.nostr.Nostr
+import su.reya.coop.repository.MediaRepository
+import kotlin.time.Clock
+import kotlin.time.Duration.Companion.milliseconds
+import kotlin.time.Duration.Companion.seconds
+
+data class NostrAppState(
+    val isBusy: Boolean = false,
+    val isRelayListEmpty: Boolean = false,
+)
+
+class NostrViewModel(private val nostr: Nostr) : BaseViewModel() {
+    private val mediaRepository = MediaRepository()
+
+    private val alwaysRunTasks = flow {
+        coroutineScope {
+            val observerJob = launch { runObserver() }
+            val batchingJob = launch { runMetadataBatching() }
+            try {
+                emit(Unit)
+                awaitCancellation()
+            } finally {
+                observerJob.cancel()
+                batchingJob.cancel()
+            }
+        }
+    }
+
+    private val _appState = MutableStateFlow(NostrAppState())
+    val appState: StateFlow<NostrAppState> =
+        combine(_appState, alwaysRunTasks) { state, _ -> state }.stateIn(
+            scope = viewModelScope,
+            started = SharingStarted.WhileSubscribed(5000),
+            initialValue = NostrAppState()
+        )
+
+    private val _contactList = MutableStateFlow<Set<PublicKey>>(emptySet())
+    val contactList = _contactList.asStateFlow()
+
+    private val profilesMutex = Mutex()
+    private val profiles = mutableMapOf<PublicKey, MutableStateFlow<Profile?>>()
+    private val metadataRequestChannel = Channel<PublicKey>(Channel.UNLIMITED)
+    private val seenPublicKeys = mutableSetOf<PublicKey>()
+
+    val isBusy = appState.map { it.isBusy }
+        .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5000), false)
+    val isRelayListEmpty = appState.map { it.isRelayListEmpty }
+        .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5000), false)
+
+    @OptIn(ExperimentalCoroutinesApi::class)
+    val currentUserProfile = nostr.signer.publicKeyFlow
+        .flatMapLatest { pubkey ->
+            if (pubkey != null) getMetadata(pubkey) else flowOf(null)
+        }
+        .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5000), null)
+
+    init {
+        // Automatically reconnect bootstrap relays
+        reconnect()
+
+        // Observe the signer state and verify the relay list
+        observeSignerAndCheckRelays()
+
+        // Get all local stored metadata
+        getCacheMetadata()
+    }
+
+    private fun reconnect() {
+        viewModelScope.launch {
+            nostr.waitUntilInitialized()
+            nostr.reconnect()
+        }
+    }
+
+    private suspend fun runObserver() = coroutineScope {
+        // Observe contact list updates
+        launch {
+            nostr.profiles.contactListUpdates.collect { contacts ->
+                _contactList.value = contacts.toSet()
+            }
+        }
+
+        // Observe metadata updates
+        launch {
+            nostr.profiles.metadataUpdates.collect { (pubkey, metadata) ->
+                updateMetadata(pubkey, Profile(pubkey, metadata))
+            }
+        }
+    }
+
+    private suspend fun runMetadataBatching() = coroutineScope {
+        // Wait until the client is ready
+        nostr.waitUntilInitialized()
+
+        val batch = mutableSetOf<PublicKey>()
+        val timeout = 500L // 500ms timeout for batching
+
+        while (true) {
+            // Get the first pubkey
+            val firstKey = metadataRequestChannel.receive()
+            batch.add(firstKey)
+
+            // Get current time
+            val lastFlushTime = Clock.System.now().toEpochMilliseconds()
+
+            while (batch.isNotEmpty()) {
+                // Get the next pubkey
+                val nextKey = withTimeoutOrNull(timeout.milliseconds) {
+                    metadataRequestChannel.receive()
+                }
+
+                // Only add the pubkey if it's not null
+                if (nextKey != null) batch.add(nextKey)
+
+                // Get current time
+                val now = Clock.System.now().toEpochMilliseconds()
+
+                // Check if the batch is full or timeout has passed
+                if (batch.size >= 10 || (now - lastFlushTime) >= timeout || nextKey == null) {
+                    val keysToRequest = batch.toList()
+                    batch.clear()
+
+                    nostr.profiles.fetchMetadataBatch(keysToRequest)
+                }
+            }
+        }
+    }
+
+    private fun getCacheMetadata() {
+        viewModelScope.launch {
+            // Wait until the client is ready
+            nostr.waitUntilInitialized()
+
+            nostr.profiles.getAllCacheMetadata().forEach { (pubkey, metadata) ->
+                // Update the metadata state
+                updateMetadata(pubkey, Profile(pubkey, metadata))
+                // Update seenPublicKeys to avoid duplicate requests
+                seenPublicKeys.add(pubkey)
+            }
+        }
+    }
+
+    private fun observeSignerAndCheckRelays() {
+        viewModelScope.launch {
+            // Wait until the client is ready
+            nostr.waitUntilInitialized()
+
+            // Wait until a signer is explicitly set (which updates publicKeyFlow)
+            val currentUser = nostr.signer.publicKeyFlow.filterNotNull().first()
+
+            // Get all metadata for the current user
+            nostr.profiles.getUserMetadata()
+
+            // Small delay to ensure all relays are connected
+            delay(2.seconds)
+
+            // Check if the relay list is empty
+            val relays = nostr.relays.getMsgRelays(currentUser)
+            if (relays.isEmpty()) _appState.update { it.copy(isRelayListEmpty = true) }
+        }
+    }
+
+    private fun requestMetadata(pubkey: PublicKey) {
+        if (seenPublicKeys.add(pubkey)) {
+            viewModelScope.launch {
+                metadataRequestChannel.send(pubkey)
+            }
+        }
+    }
+
+    private fun updateMetadata(pubkey: PublicKey, profile: Profile) {
+        viewModelScope.launch {
+            profilesMutex.withLock {
+                profiles.getOrPut(pubkey) { MutableStateFlow(null) }.value = profile
+            }
+        }
+    }
+
+    fun getMetadata(pubkey: PublicKey): StateFlow<Profile?> {
+        val flow = profiles.getOrPut(pubkey) { MutableStateFlow(null) }
+        if (flow.value == null) requestMetadata(pubkey)
+
+        return flow.asStateFlow()
+    }
+
+    fun resetInternalState() {
+        _contactList.value = emptySet()
+        _appState.update {
+            it.copy(
+                isRelayListEmpty = false,
+            )
+        }
+    }
+
+    fun dismissRelayWarning() {
+        _appState.update { it.copy(isRelayListEmpty = false) }
+    }
+
+    suspend fun updateProfile(
+        name: String? = null,
+        bio: String? = null,
+        picture: ByteArray? = null,
+        contentType: String? = null
+    ) {
+        _appState.update { it.copy(isBusy = true) }
+        try {
+            val avatarUrl =
+                picture?.let {
+                    mediaRepository.blossomUpload(
+                        nostr.signer.get(),
+                        it,
+                        contentType ?: "image/jpeg"
+                    )
+                }
+            val newMetadata = nostr.profiles.updateProfile(name, bio, avatarUrl)
+            val currentUser = nostr.signer.getPublicKeyAsync() ?: throw Exception("User not found")
+
+            // Update the metadata state after successfully published
+            updateMetadata(currentUser, Profile(currentUser, newMetadata))
+
+            // Update local state
+            _appState.update { it.copy(isBusy = false) }
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+        }
+    }
+
+    suspend fun refetchMsgRelays() {
+        val currentUser = nostr.signer.getPublicKeyAsync() ?: return
+        val relays = nostr.relays.fetchMsgRelays(currentUser)
+
+        if (relays.isNotEmpty()) dismissRelayWarning()
+    }
+
+    suspend fun useDefaultMsgRelayList() {
+        try {
+            val defaultRelays = nostr.relays.getDefaultMsgRelayList()
+            nostr.relays.setMsgRelays(defaultRelays)
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+        }
+    }
+
+    suspend fun currentUserRelayList(): Map<RelayUrl, RelayMetadata?> {
+        try {
+            val currentUser = nostr.signer.getPublicKeyAsync() ?: throw Exception("User not found")
+            return nostr.relays.getRelayList(currentUser)
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+            return emptyMap()
+        }
+    }
+
+    suspend fun addInboxRelay(relay: String) {
+        try {
+            val relayUrl = RelayUrl.parse(relay)
+            val relays = currentUserRelayList().toMutableMap()
+            relays[relayUrl] = RelayMetadata.WRITE
+
+            nostr.relays.setRelaylist(relays)
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+        }
+    }
+
+    suspend fun addOutboxRelay(relay: String) {
+        try {
+            val relayUrl = RelayUrl.parse(relay)
+            val relays = currentUserRelayList().toMutableMap()
+            relays[relayUrl] = RelayMetadata.READ
+
+            nostr.relays.setRelaylist(relays)
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+        }
+    }
+
+    suspend fun removeRelay(relay: String) {
+        try {
+            val relayUrl = RelayUrl.parse(relay)
+            val relays = currentUserRelayList().toMutableMap()
+            relays.remove(relayUrl)
+
+            nostr.relays.setRelaylist(relays)
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+        }
+    }
+
+    suspend fun currentUserMsgRelayList(): List<RelayUrl> {
+        try {
+            val currentUser = nostr.signer.getPublicKeyAsync() ?: throw Exception("User not found")
+            return nostr.relays.getMsgRelays(currentUser)
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+            return emptyList()
+        }
+    }
+
+    suspend fun addMsgRelay(relay: String) {
+        try {
+            val relayUrl = RelayUrl.parse(relay)
+            val relays = currentUserMsgRelayList().toMutableSet()
+            relays.add(relayUrl)
+
+            nostr.relays.setMsgRelays(relays.toList())
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+        }
+    }
+
+    suspend fun removeMsgRelay(relay: String) {
+        try {
+            val relayUrl = RelayUrl.parse(relay)
+            val relays = currentUserMsgRelayList().toMutableSet()
+            relays.remove(relayUrl)
+
+            nostr.relays.setMsgRelays(relays.toList())
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+        }
+    }
+
+    private suspend fun newContact(publicKey: PublicKey) {
+        if (publicKey in contactList.value) return
+
+        try {
+            val updated = contactList.value + publicKey
+            // Publish new event
+            nostr.profiles.setContactList(updated.toList())
+            // Optimistic local update
+            _contactList.update { it + publicKey }
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+        }
+    }
+
+    suspend fun addContact(address: String): Boolean {
+        val pubkey = try {
+            if (address.contains("@")) {
+                nostr.profiles.searchByAddress(address)
+            } else {
+                PublicKey.parse(address)
+            }
+        } catch (e: Exception) {
+            showError("Invalid contact address: ${e.message}")
+            return false
+        }
+
+        return run {
+            newContact(pubkey)
+            true
+        }
+    }
+
+    fun removeContact(publicKey: PublicKey) {
+        viewModelScope.launch {
+            if (publicKey !in contactList.value) return@launch
+
+            try {
+                val updated = contactList.value - publicKey
+                // Publish new event
+                nostr.profiles.setContactList(updated.toList())
+                // Optimistic local update
+                _contactList.update { it - publicKey }
+            } catch (e: Exception) {
+                showError("Error: ${e.message}")
+            }
+        }
+    }
+
+    suspend fun searchByAddress(query: String): PublicKey? {
+        try {
+            return nostr.profiles.searchByAddress(query)
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+        }
+        return null
+    }
+
+    suspend fun searchByNostr(query: String): List<PublicKey> {
+        try {
+            return nostr.profiles.searchByNostr(query)
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+        }
+        return emptyList()
+    }
+
+    suspend fun verifyActivity(pubkey: PublicKey): Timestamp? {
+        return try {
+            nostr.profiles.verifyActivity(pubkey)
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+            null
+        }
+    }
+
+    suspend fun verifyContact(pubkey: PublicKey): Boolean {
+        return try {
+            nostr.profiles.verifyContact(pubkey)
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+            false
+        }
+    }
+
+    suspend fun mutualContacts(pubkey: PublicKey): Set<PublicKey> {
+        return try {
+            nostr.profiles.mutualContacts(pubkey)
+        } catch (e: Exception) {
+            showError("Error: ${e.message}")
+            setOf()
+        }
+    }
+}

shared/src/commonMain/kotlin/su/reya/coop/viewmodels/AppViewModel.kt

@@ -1,64 +0,0 @@
-package su.reya.coop.viewmodels
-
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.viewModelScope
-import kotlinx.coroutines.NonCancellable
-import kotlinx.coroutines.channels.Channel
-import kotlinx.coroutines.flow.MutableStateFlow
-import kotlinx.coroutines.flow.asStateFlow
-import kotlinx.coroutines.flow.receiveAsFlow
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
-import su.reya.coop.nostr.Nostr
-import su.reya.coop.storage.SecretStorage
-
-class AppViewModel(
-    private val nostr: Nostr,
-    private val secretStore: SecretStorage
-) : ViewModel() {
-    private val _isBusy = MutableStateFlow(false)
-    val isBusy = _isBusy.asStateFlow()
-
-    private val _isNotificationBannerDismissed = MutableStateFlow(false)
-    val isNotificationBannerDismissed = _isNotificationBannerDismissed.asStateFlow()
-
-    private val _errorEvents = Channel<String>(Channel.BUFFERED)
-    val errorEvents = _errorEvents.receiveAsFlow()
-
-    init {
-        checkNotificationBannerDismissedStatus()
-    }
-
-    fun setBusy(busy: Boolean) {
-        _isBusy.value = busy
-    }
-
-    fun showError(message: String) {
-        viewModelScope.launch {
-            _errorEvents.send(message)
-        }
-    }
-
-    private fun checkNotificationBannerDismissedStatus() {
-        viewModelScope.launch {
-            _isNotificationBannerDismissed.value =
-                secretStore.get("notification_banner_dismissed") == "true"
-        }
-    }
-
-    fun dismissNotificationBanner() {
-        viewModelScope.launch {
-            secretStore.set("notification_banner_dismissed", "true")
-            _isNotificationBannerDismissed.value = true
-        }
-    }
-
-    override fun onCleared() {
-        super.onCleared()
-        viewModelScope.launch {
-            withContext(NonCancellable) {
-                nostr.disconnect()
-            }
-        }
-    }
-}

shared/src/commonMain/kotlin/su/reya/coop/viewmodels/ChatViewModel.kt

@@ -1,199 +0,0 @@
-package su.reya.coop.viewmodels
-
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.viewModelScope
-import kotlinx.coroutines.coroutineScope
-import kotlinx.coroutines.flow.MutableSharedFlow
-import kotlinx.coroutines.flow.MutableStateFlow
-import kotlinx.coroutines.flow.SharingStarted
-import kotlinx.coroutines.flow.asSharedFlow
-import kotlinx.coroutines.flow.asStateFlow
-import kotlinx.coroutines.flow.map
-import kotlinx.coroutines.flow.stateIn
-import kotlinx.coroutines.flow.update
-import kotlinx.coroutines.launch
-import rust.nostr.sdk.EventBuilder
-import rust.nostr.sdk.EventId
-import rust.nostr.sdk.Kind
-import rust.nostr.sdk.KindStandard
-import rust.nostr.sdk.PublicKey
-import rust.nostr.sdk.Tag
-import rust.nostr.sdk.UnsignedEvent
-import su.reya.coop.nostr.Nostr
-import su.reya.coop.nostr.Room
-import su.reya.coop.nostr.roomId
-
-class ChatViewModel(
-    private val nostr: Nostr,
-    private val appViewModel: AppViewModel
-) : ViewModel() {
-    private val _chatRooms = MutableStateFlow<Set<Room>>(emptySet())
-    val chatRooms = _chatRooms.asStateFlow()
-
-    private val _newEvents = MutableSharedFlow<UnsignedEvent>(extraBufferCapacity = 100)
-    val newEvents = _newEvents.asSharedFlow()
-
-    private val _isPartialProcessedGiftWrap = MutableStateFlow(false)
-    val isPartialProcessedGiftWrap = _isPartialProcessedGiftWrap.asStateFlow()
-
-    val isSyncing = nostr.messages.messageSyncState.map { it.isSyncing }
-        .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5000), false)
-
-    suspend fun bindObservers() = coroutineScope {
-        launch {
-            nostr.messages.messageSyncState.collect { state ->
-                if (state.processedCount > 0) {
-                    _isPartialProcessedGiftWrap.value = true
-                }
-                if (state.processedCount % 10 == 0 || !state.isSyncing) {
-                    refreshChatRooms()
-                }
-            }
-        }
-
-        launch {
-            nostr.newEvents.collect { event ->
-                val roomId = event.roomId()
-                val existingRoom = _chatRooms.value.firstOrNull { it.id == roomId }
-
-                if (existingRoom == null) {
-                    val currentUser = nostr.signer.currentUser
-                    if (currentUser != null) {
-                        val newRoom = Room.new(event, currentUser)
-                        _chatRooms.update { (it + newRoom).sortedDescending().toSet() }
-                    }
-                } else {
-                    updateRoomList(roomId, event)
-                }
-
-                _newEvents.emit(event)
-            }
-        }
-    }
-
-    fun createChatRoom(to: List<PublicKey>): Long {
-        try {
-            val currentUser =
-                nostr.signer.currentUser ?: throw IllegalStateException("User not signed in")
-            if (to.isEmpty()) throw IllegalArgumentException("At least one recipient is required")
-
-            val rumor = EventBuilder(Kind.fromStd(KindStandard.PRIVATE_DIRECT_MESSAGE), "")
-                .tags(to.map { Tag.publicKey(it) })
-                .finalizeUnsigned(currentUser)
-
-            val id = rumor.roomId()
-            val existingRoom = _chatRooms.value.firstOrNull { it.id == id }
-
-            if (existingRoom != null) {
-                return existingRoom.id
-            }
-
-            val room = Room.new(rumor, currentUser)
-            _chatRooms.update { currentRooms ->
-                (currentRooms + room).sortedDescending().toSet()
-            }
-
-            return room.id
-        } catch (e: Exception) {
-            throw IllegalArgumentException("Failed to create room: ${e.message}")
-        }
-    }
-
-    fun getChatRoom(id: Long): Room? {
-        return chatRooms.value.firstOrNull { it.id == id }
-    }
-
-    fun getChatRooms() {
-        viewModelScope.launch {
-            val rooms = nostr.messages.getChatRooms() ?: emptySet()
-            mergeChatRooms(rooms)
-        }
-    }
-
-    suspend fun refreshChatRooms() {
-        try {
-            val rooms = nostr.messages.getChatRooms() ?: emptySet()
-            mergeChatRooms(rooms)
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-        }
-    }
-
-    fun mergeChatRooms(rooms: Set<Room>) {
-        _chatRooms.update { currentRooms ->
-            val merged = currentRooms.associateBy { it.id }.toMutableMap()
-            rooms.forEach { room ->
-                merged[room.id] = room
-            }
-            merged.values.sortedDescending().toSet()
-        }
-    }
-
-    suspend fun getChatRoomMessages(roomId: Long): List<UnsignedEvent> {
-        try {
-            return nostr.messages.getChatRoomMessages(roomId)
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-        }
-        return emptyList()
-    }
-
-    fun chatRoomConnect(roomId: Long) {
-        viewModelScope.launch {
-            try {
-                val room = getChatRoom(roomId) ?: throw IllegalArgumentException("Room not found")
-                nostr.messages.chatRoomConnect(room.members.toList())
-            } catch (e: Exception) {
-                appViewModel.showError("Error: ${e.message}")
-            }
-        }
-    }
-
-    fun sendMessage(roomId: Long, message: String, replies: List<EventId> = emptyList()) {
-        if (message.isEmpty()) {
-            appViewModel.showError("Message cannot be empty")
-            return
-        }
-        viewModelScope.launch {
-            try {
-                val room = getChatRoom(roomId) ?: throw IllegalArgumentException("Room not found")
-                nostr.messages.sendMessage(
-                    to = room.members,
-                    content = message,
-                    subject = room.subject,
-                    replies = replies,
-                    onRumorCreated = { event ->
-                        updateRoomList(roomId, event)
-                        viewModelScope.launch { _newEvents.emit(event) }
-                    },
-                )
-            } catch (e: Exception) {
-                appViewModel.showError("Error: ${e.message}")
-            }
-        }
-    }
-
-    fun isMessageSent(id: EventId): Boolean {
-        val giftWrapId = nostr.messages.rumorMap[id]
-        return if (giftWrapId != null) {
-            nostr.messages.sentEvents[giftWrapId]?.isNotEmpty() ?: false
-        } else {
-            false
-        }
-    }
-
-    private fun updateRoomList(roomId: Long, newMessage: UnsignedEvent) {
-        _chatRooms.update { currentRooms ->
-            currentRooms.map { room ->
-                if (room.id == roomId) {
-                    room.copy(
-                        lastMessage = newMessage.content(),
-                        createdAt = newMessage.createdAt()
-                    )
-                } else {
-                    room
-                }
-            }.sortedDescending().toSet()
-        }
-    }
-}

shared/src/commonMain/kotlin/su/reya/coop/viewmodels/ProfileViewModel.kt

@@ -1,248 +0,0 @@
-package su.reya.coop.viewmodels
-
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.viewModelScope
-import io.ktor.client.HttpClient
-import io.ktor.client.plugins.contentnegotiation.ContentNegotiation
-import io.ktor.serialization.kotlinx.json.json
-import kotlinx.coroutines.channels.Channel
-import kotlinx.coroutines.coroutineScope
-import kotlinx.coroutines.flow.MutableStateFlow
-import kotlinx.coroutines.flow.StateFlow
-import kotlinx.coroutines.flow.asStateFlow
-import kotlinx.coroutines.flow.update
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withTimeoutOrNull
-import kotlinx.serialization.json.Json
-import rust.nostr.sdk.Metadata
-import rust.nostr.sdk.PublicKey
-import rust.nostr.sdk.Timestamp
-import su.reya.coop.blossom.BlossomClient
-import su.reya.coop.nostr.Nostr
-import kotlin.time.Clock
-import kotlin.time.Duration.Companion.milliseconds
-
-class ProfileViewModel(
-    private val nostr: Nostr,
-    private val appViewModel: AppViewModel
-) : ViewModel() {
-    private val _contactList = MutableStateFlow<Set<PublicKey>>(emptySet())
-    val contactList = _contactList.asStateFlow()
-
-    private val _metadataStore = mutableMapOf<PublicKey, MutableStateFlow<Metadata?>>()
-    private val metadataRequestChannel = Channel<PublicKey>(Channel.UNLIMITED)
-    private val seenPublicKeys = mutableSetOf<PublicKey>()
-
-    init {
-        getCacheMetadata()
-    }
-
-    suspend fun bindObservers() = coroutineScope {
-        launch {
-            nostr.profiles.contactListUpdates.collect { contacts ->
-                _contactList.value = contacts.toSet()
-            }
-        }
-
-        launch {
-            nostr.profiles.metadataUpdates.collect { (pubkey, metadata) ->
-                updateMetadata(pubkey, metadata)
-            }
-        }
-
-        launch { runMetadataBatching() }
-    }
-
-    private fun updateMetadata(pubkey: PublicKey, metadata: Metadata) {
-        _metadataStore.getOrPut(pubkey) { MutableStateFlow(null) }.value = metadata
-    }
-
-    fun getMetadata(pubkey: PublicKey): StateFlow<Metadata?> {
-        val flow = _metadataStore.getOrPut(pubkey) { MutableStateFlow(null) }
-        if (flow.value == null) {
-            requestMetadata(pubkey)
-        }
-        return flow.asStateFlow()
-    }
-
-    private fun requestMetadata(pubkey: PublicKey) {
-        if (seenPublicKeys.add(pubkey)) {
-            viewModelScope.launch {
-                metadataRequestChannel.send(pubkey)
-            }
-        }
-    }
-
-    private fun getCacheMetadata() {
-        viewModelScope.launch {
-            nostr.waitUntilInitialized()
-            val results = nostr.profiles.getAllCacheMetadata()
-            results.forEach { (pubkey, metadata) ->
-                updateMetadata(pubkey, metadata)
-                seenPublicKeys.add(pubkey)
-            }
-        }
-    }
-
-    private suspend fun runMetadataBatching() = coroutineScope {
-        nostr.waitUntilInitialized()
-        val batch = mutableSetOf<PublicKey>()
-        val timeout = 500L
-
-        while (true) {
-            val firstKey = metadataRequestChannel.receive()
-            batch.add(firstKey)
-            val lastFlushTime = Clock.System.now().toEpochMilliseconds()
-
-            while (batch.isNotEmpty()) {
-                val nextKey = withTimeoutOrNull(timeout.milliseconds) {
-                    metadataRequestChannel.receive()
-                }
-                if (nextKey != null) batch.add(nextKey)
-                val now = Clock.System.now().toEpochMilliseconds()
-
-                if (batch.size >= 10 || (now - lastFlushTime) >= timeout || nextKey == null) {
-                    val keysToRequest = batch.toList()
-                    batch.clear()
-                    nostr.profiles.fetchMetadataBatch(keysToRequest)
-                }
-            }
-        }
-    }
-
-    suspend fun blossomUpload(file: ByteArray, contentType: String?): String? {
-        try {
-            val blossom = BlossomClient(
-                url = "https://blossom.band",
-                client = HttpClient {
-                    install(ContentNegotiation) {
-                        json(Json {
-                            ignoreUnknownKeys = true
-                            prettyPrint = true
-                            isLenient = true
-                        })
-                    }
-                }
-            )
-
-            val descriptor = blossom.upload(
-                file = file,
-                contentType = contentType,
-                signer = nostr.signer.get()
-            )
-
-            return descriptor?.url
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-            return null
-        }
-    }
-
-    suspend fun updateProfile(
-        name: String? = null,
-        bio: String? = null,
-        picture: ByteArray? = null,
-        contentType: String? = null
-    ) {
-        appViewModel.setBusy(true)
-        try {
-            val avatarUrl = picture?.let { blossomUpload(it, contentType ?: "image/jpeg") }
-            val newMetadata = nostr.profiles.updateProfile(name, bio, avatarUrl)
-            val currentUser = nostr.signer.getPublicKeyAsync() ?: throw Exception("User not found")
-            updateMetadata(currentUser, newMetadata)
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-        } finally {
-            appViewModel.setBusy(false)
-        }
-    }
-
-    suspend fun addContact(address: String): Boolean {
-        val pubkey = try {
-            if (address.contains("@")) {
-                nostr.profiles.searchByAddress(address)
-            } else {
-                PublicKey.parse(address)
-            }
-        } catch (e: Exception) {
-            appViewModel.showError("Invalid contact address: ${e.message}")
-            return false
-        }
-
-        if (pubkey in contactList.value) return true
-
-        return try {
-            val updated = contactList.value + pubkey
-            nostr.profiles.setContactList(updated.toList())
-            _contactList.update { it + pubkey }
-            true
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-            false
-        }
-    }
-
-    fun removeContact(publicKey: PublicKey) {
-        viewModelScope.launch {
-            if (publicKey !in contactList.value) return@launch
-            try {
-                val updated = contactList.value - publicKey
-                nostr.profiles.setContactList(updated.toList())
-                _contactList.update { it - publicKey }
-            } catch (e: Exception) {
-                appViewModel.showError("Error: ${e.message}")
-            }
-        }
-    }
-
-    suspend fun searchByAddress(query: String): PublicKey? {
-        try {
-            return nostr.profiles.searchByAddress(query)
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-        }
-        return null
-    }
-
-    suspend fun searchByNostr(query: String): List<PublicKey> {
-        try {
-            return nostr.profiles.searchByNostr(query)
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-        }
-        return emptyList()
-    }
-
-    suspend fun verifyActivity(pubkey: PublicKey): Timestamp? {
-        return try {
-            nostr.profiles.verifyActivity(pubkey)
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-            null
-        }
-    }
-
-    suspend fun verifyContact(pubkey: PublicKey): Boolean {
-        return try {
-            nostr.profiles.verifyContact(pubkey)
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-            false
-        }
-    }
-
-    suspend fun mutualContacts(pubkey: PublicKey): Set<PublicKey> {
-        return try {
-            nostr.profiles.mutualContacts(pubkey)
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-            setOf()
-        }
-    }
-
-    fun getUserMetadata() {
-        viewModelScope.launch {
-            nostr.profiles.getUserMetadata()
-        }
-    }
-}

shared/src/commonMain/kotlin/su/reya/coop/viewmodels/RelayViewModel.kt

@@ -1,149 +0,0 @@
-package su.reya.coop.viewmodels
-
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.viewModelScope
-import kotlinx.coroutines.delay
-import kotlinx.coroutines.flow.MutableStateFlow
-import kotlinx.coroutines.flow.asStateFlow
-import kotlinx.coroutines.launch
-import rust.nostr.sdk.PublicKey
-import rust.nostr.sdk.RelayMetadata
-import rust.nostr.sdk.RelayUrl
-import su.reya.coop.nostr.Nostr
-import kotlin.time.Duration.Companion.milliseconds
-import kotlin.time.Duration.Companion.seconds
-
-class RelayViewModel(
-    private val nostr: Nostr,
-    private val appViewModel: AppViewModel,
-    private val chatViewModel: ChatViewModel,
-    private val profileViewModel: ProfileViewModel
-) : ViewModel() {
-    private val _isRelayListEmpty = MutableStateFlow(false)
-    val isRelayListEmpty = _isRelayListEmpty.asStateFlow()
-
-    fun reconnect() {
-        viewModelScope.launch {
-            nostr.waitUntilInitialized()
-            nostr.reconnect()
-        }
-    }
-
-    fun observeSignerAndCheckRelays() {
-        viewModelScope.launch {
-            while (true) {
-                val pubkey = nostr.signer.currentUser
-                if (pubkey != null) {
-                    val rooms = nostr.messages.getChatRooms() ?: emptySet()
-                    if (rooms.isNotEmpty()) {
-                        chatViewModel.mergeChatRooms(rooms)
-                        // Note: isPartialProcessedGiftWrap is in ChatViewModel
-                        // We might need to expose a way to set it or just let it be updated by observers
-                    }
-
-                    profileViewModel.getUserMetadata()
-
-                    delay(2.seconds)
-
-                    val relays = nostr.relays.getMsgRelays(pubkey)
-                    if (relays.isEmpty()) _isRelayListEmpty.value = true
-                    break
-                }
-                delay(500.milliseconds)
-            }
-        }
-    }
-
-    suspend fun refetchMsgRelays(pubkey: PublicKey) {
-        val relays = nostr.relays.fetchMsgRelays(pubkey)
-        if (relays.isNotEmpty()) dismissRelayWarning()
-    }
-
-    fun dismissRelayWarning() {
-        _isRelayListEmpty.value = false
-    }
-
-    suspend fun useDefaultMsgRelayList() {
-        try {
-            val defaultRelays = nostr.relays.getDefaultMsgRelayList()
-            nostr.relays.setMsgRelays(defaultRelays)
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-        }
-    }
-
-    suspend fun currentUserRelayList(): Map<RelayUrl, RelayMetadata?> {
-        try {
-            val currentUser = nostr.signer.getPublicKeyAsync() ?: throw Exception("User not found")
-            return nostr.relays.getRelayList(currentUser)
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-            return emptyMap()
-        }
-    }
-
-    suspend fun addInboxRelay(relay: String) {
-        try {
-            val relayUrl = RelayUrl.parse(relay)
-            val relays = currentUserRelayList().toMutableMap()
-            relays[relayUrl] = RelayMetadata.WRITE
-            nostr.relays.setRelaylist(relays)
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-        }
-    }
-
-    suspend fun addOutboxRelay(relay: String) {
-        try {
-            val relayUrl = RelayUrl.parse(relay)
-            val relays = currentUserRelayList().toMutableMap()
-            relays[relayUrl] = RelayMetadata.READ
-            nostr.relays.setRelaylist(relays)
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-        }
-    }
-
-    suspend fun removeRelay(relay: String) {
-        try {
-            val relayUrl = RelayUrl.parse(relay)
-            val relays = currentUserRelayList().toMutableMap()
-            relays.remove(relayUrl)
-            nostr.relays.setRelaylist(relays)
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-        }
-    }
-
-    suspend fun currentUserMsgRelayList(): List<RelayUrl> {
-        try {
-            val currentUser = nostr.signer.getPublicKeyAsync() ?: throw Exception("User not found")
-            return nostr.relays.getMsgRelays(currentUser)
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-            return emptyList()
-        }
-    }
-
-    suspend fun addMsgRelay(relay: String) {
-        try {
-            val relayUrl = RelayUrl.parse(relay)
-            val relays = currentUserMsgRelayList().toMutableSet()
-            relays.add(relayUrl)
-            nostr.relays.setMsgRelays(relays.toList())
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-        }
-    }
-
-    suspend fun removeMsgRelay(relay: String) {
-        try {
-            val relayUrl = RelayUrl.parse(relay)
-            val relays = currentUserMsgRelayList().toMutableSet()
-            relays.remove(relayUrl)
-            nostr.relays.setMsgRelays(relays.toList())
-        } catch (e: Exception) {
-            appViewModel.showError("Error: ${e.message}")
-        }
-    }
-}