chore: bump version

Reviewed-on: #6

composeApp/build.gradle.kts

@@ -21,6 +21,7 @@ kotlin {
             implementation(libs.androidx.activity.compose)
             implementation(libs.androidx.navigation.compose)
             implementation(libs.androidx.lifecycle.process)
+            implementation(libs.androidx.core.splashscreen)
             implementation("io.coil-kt.coil3:coil-compose:3.4.0")
             implementation("io.coil-kt.coil3:coil-network-okhttp:3.4.0")
             implementation("su.reya:nostr-sdk-kmp:0.2.3")
@@ -66,7 +67,7 @@ android {
         minSdk = libs.versions.android.minSdk.get().toInt()
         targetSdk = libs.versions.android.targetSdk.get().toInt()
         versionCode = 1
-        versionName = "0.1.1"
+        versionName = "0.1.3"
     }
     packaging {
         resources {

composeApp/src/androidMain/AndroidManifest.xml

@@ -18,14 +18,29 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@android:style/Theme.Material.Light.NoActionBar">
+
         <activity
             android:name=".MainActivity"
-            android:exported="true">
+            android:exported="true"
+            android:theme="@style/Theme.App.Starting">
+
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
+
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+
+                <data
+                    android:host="chat"
+                    android:scheme="coop" />
+            </intent-filter>
         </activity>
+
         <service
             android:name=".NostrForegroundService"
             android:enabled="true"

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

@@ -1,18 +1,3 @@
-<!--
-  ~ Copyright (C) 2026 The Android Open Source Project
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~      http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-  -->
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
     android:width="750dp"
     android:height="750dp"

composeApp/src/androidMain/composeResources/drawable/ic_badge.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="M160,880Q127,880 103.5,856.5Q80,833 80,800L80,360Q80,327 103.5,303.5Q127,280 160,280L360,280L360,160Q360,127 383.5,103.5Q407,80 440,80L520,80Q553,80 576.5,103.5Q600,127 600,160L600,280L800,280Q833,280 856.5,303.5Q880,327 880,360L880,800Q880,833 856.5,856.5Q833,880 800,880L160,880ZM160,800L800,800Q800,800 800,800Q800,800 800,800L800,360Q800,360 800,360Q800,360 800,360L600,360L600,360Q600,393 576.5,416.5Q553,440 520,440L440,440Q407,440 383.5,416.5Q360,393 360,360L360,360L160,360Q160,360 160,360Q160,360 160,360L160,800Q160,800 160,800Q160,800 160,800ZM240,720L480,720L480,702Q480,685 470.5,670.5Q461,656 444,648Q424,639 403.5,634.5Q383,630 360,630Q337,630 316.5,634.5Q296,639 276,648Q259,656 249.5,670.5Q240,685 240,702L240,720ZM560,660L720,660L720,600L560,600L560,660ZM402.5,582.5Q420,565 420,540Q420,515 402.5,497.5Q385,480 360,480Q335,480 317.5,497.5Q300,515 300,540Q300,565 317.5,582.5Q335,600 360,600Q385,600 402.5,582.5ZM560,540L720,540L720,480L560,480L560,540ZM440,360L520,360L520,160L440,160L440,360ZM480,580Q480,580 480,580Q480,580 480,580L480,580Q480,580 480,580Q480,580 480,580L480,580L480,580Q480,580 480,580Q480,580 480,580L480,580Q480,580 480,580Q480,580 480,580L480,580L480,580Q480,580 480,580Q480,580 480,580L480,580Q480,580 480,580Q480,580 480,580Z" />
+</vector>

composeApp/src/androidMain/composeResources/drawable/ic_bitcoin.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="M360,840L360,760L240,760L240,680L320,680L320,280L240,280L240,200L360,200L360,120L440,120L440,200L520,200L520,120L600,120L600,205L600,205Q652,219 686,261.5Q720,304 720,360Q720,389 710,415.5Q700,442 682,463Q717,484 738.5,520Q760,556 760,600Q760,666 713,713Q666,760 600,760L600,760L600,840L520,840L520,760L440,760L440,840L360,840ZM400,440L560,440Q593,440 616.5,416.5Q640,393 640,360Q640,327 616.5,303.5Q593,280 560,280L400,280L400,440ZM400,680L600,680Q633,680 656.5,656.5Q680,633 680,600Q680,567 656.5,543.5Q633,520 600,520L400,520L400,680Z" />
+</vector>

composeApp/src/androidMain/composeResources/drawable/ic_chat.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="M80,880L80,160Q80,127 103.5,103.5Q127,80 160,80L800,80Q833,80 856.5,103.5Q880,127 880,160L880,640Q880,673 856.5,696.5Q833,720 800,720L240,720L80,880ZM206,640L800,640Q800,640 800,640Q800,640 800,640L800,160Q800,160 800,160Q800,160 800,160L160,160Q160,160 160,160Q160,160 160,160L160,685L206,640ZM160,640L160,640L160,160Q160,160 160,160Q160,160 160,160L160,160Q160,160 160,160Q160,160 160,160L160,640Q160,640 160,640Q160,640 160,640Z" />
+</vector>

composeApp/src/androidMain/composeResources/drawable/ic_globe.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="M480,880Q397,880 324,848.5Q251,817 197,763Q143,709 111.5,636Q80,563 80,480Q80,397 111.5,324Q143,251 197,197Q251,143 324,111.5Q397,80 480,80Q563,80 636,111.5Q709,143 763,197Q817,251 848.5,324Q880,397 880,480Q880,563 848.5,636Q817,709 763,763Q709,817 636,848.5Q563,880 480,880ZM480,800Q614,800 707,707Q800,614 800,480Q800,473 799.5,465.5Q799,458 799,453Q794,482 772,501Q750,520 720,520L640,520Q607,520 583.5,496.5Q560,473 560,440L560,400L400,400L400,320Q400,287 423.5,263.5Q447,240 480,240L520,240L520,240Q520,217 532.5,199.5Q545,182 563,171Q543,166 522.5,163Q502,160 480,160Q346,160 253,253Q160,346 160,480Q160,480 160,480Q160,480 160,480L360,480Q426,480 473,527Q520,574 520,640L520,680L400,680L400,790Q420,795 439.5,797.5Q459,800 480,800Z" />
+</vector>

composeApp/src/androidMain/composeResources/drawable/ic_share.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="M680,880Q630,880 595,845Q560,810 560,760Q560,754 563,732L282,568Q266,583 245,591.5Q224,600 200,600Q150,600 115,565Q80,530 80,480Q80,430 115,395Q150,360 200,360Q224,360 245,368.5Q266,377 282,392L563,228Q561,221 560.5,214.5Q560,208 560,200Q560,150 595,115Q630,80 680,80Q730,80 765,115Q800,150 800,200Q800,250 765,285Q730,320 680,320Q656,320 635,311.5Q614,303 598,288L317,452Q319,459 319.5,465.5Q320,472 320,480Q320,488 319.5,494.5Q319,501 317,508L598,672Q614,657 635,648.5Q656,640 680,640Q730,640 765,675Q800,710 800,760Q800,810 765,845Q730,880 680,880ZM680,800Q697,800 708.5,788.5Q720,777 720,760Q720,743 708.5,731.5Q697,720 680,720Q663,720 651.5,731.5Q640,743 640,760Q640,777 651.5,788.5Q663,800 680,800ZM200,520Q217,520 228.5,508.5Q240,497 240,480Q240,463 228.5,451.5Q217,440 200,440Q183,440 171.5,451.5Q160,463 160,480Q160,497 171.5,508.5Q183,520 200,520ZM708.5,228.5Q720,217 720,200Q720,183 708.5,171.5Q697,160 680,160Q663,160 651.5,171.5Q640,183 640,200Q640,217 651.5,228.5Q663,240 680,240Q697,240 708.5,228.5ZM680,760Q680,760 680,760Q680,760 680,760Q680,760 680,760Q680,760 680,760Q680,760 680,760Q680,760 680,760Q680,760 680,760Q680,760 680,760ZM200,480Q200,480 200,480Q200,480 200,480Q200,480 200,480Q200,480 200,480Q200,480 200,480Q200,480 200,480Q200,480 200,480Q200,480 200,480ZM680,200Q680,200 680,200Q680,200 680,200Q680,200 680,200Q680,200 680,200Q680,200 680,200Q680,200 680,200Q680,200 680,200Q680,200 680,200Z" />
+</vector>

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

@@ -39,14 +39,13 @@ import androidx.compose.ui.text.font.FontStyle
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
-import androidx.lifecycle.viewmodel.compose.viewModel
 import androidx.navigation.NavController
 import androidx.navigation.compose.NavHost
 import androidx.navigation.compose.composable
 import androidx.navigation.compose.rememberNavController
+import androidx.navigation.navDeepLink
 import androidx.navigation.toRoute
 import kotlinx.coroutines.launch
-import su.reya.coop.coop.storage.SecretStore
 import su.reya.coop.screens.ChatScreen
 import su.reya.coop.screens.HomeScreen
 import su.reya.coop.screens.ImportScreen
@@ -54,6 +53,7 @@ import su.reya.coop.screens.MyQrScreen
 import su.reya.coop.screens.NewChatScreen
 import su.reya.coop.screens.NewIdentityScreen
 import su.reya.coop.screens.OnboardingScreen
+import su.reya.coop.screens.ProfileScreen
 import su.reya.coop.screens.RelayScreen
 import su.reya.coop.screens.ScanScreen
 
@@ -71,7 +71,7 @@ val LocalNavController = staticCompositionLocalOf<NavController> {
 
 @OptIn(ExperimentalMaterial3ExpressiveApi::class, ExperimentalMaterial3Api::class)
 @Composable
-fun App() {
+fun App(viewModel: NostrViewModel) {
     val context = LocalContext.current
     val navController = rememberNavController()
     val scope = rememberCoroutineScope()
@@ -80,17 +80,15 @@ fun App() {
     // Snackbar
     val snackbarHostState = remember { SnackbarHostState() }
 
-    // Initialize Nostr View Model and Secret Store
-    val secretStore = remember { SecretStore(context) }
-    val viewModel: NostrViewModel = viewModel { NostrViewModel(NostrManager.instance, secretStore) }
-
     // Enabled the dynamic color scheme
     val colorScheme = when {
+        // Enable the dynamic color scheme for Android 12+
         android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.S -> {
             if (darkMode) dynamicDarkColorScheme(context) else dynamicLightColorScheme(context)
         }
-
+        // When dark mode is enabled, use the dark color scheme
         darkMode -> darkColorScheme()
+        // Fallback to the light color scheme
         else -> expressiveLightColorScheme()
     }
 
@@ -110,21 +108,107 @@ fun App() {
             LocalSnackbarHostState provides snackbarHostState,
             LocalNavController provides navController,
         ) {
-            val emptySecret by viewModel.emptySecret.collectAsState(initial = null)
+            val signerRequired by viewModel.signerRequired.collectAsState(initial = null)
             val isRelayListEmpty by viewModel.isRelayListEmpty.collectAsState()
             val sheetState = rememberModalBottomSheetState()
 
-            LaunchedEffect(emptySecret) {
+            LaunchedEffect(signerRequired) {
                 // Navigate to the home screen if the secret is already set
-                if (emptySecret == false) {
+                if (signerRequired == false) {
                     navController.navigate(Screen.Home) {
                         popUpTo(Screen.Onboarding) { inclusive = true }
                     }
                 }
             }
 
-            // Show loading screen while initializing
-            if (emptySecret == null) return@CompositionLocalProvider
+            // Keep the splash screen visible until the secret check is complete
+            if (signerRequired == null) {
+                return@CompositionLocalProvider
+            }
+
+            NavHost(
+                navController = navController,
+                startDestination = if (signerRequired!!) Screen.Onboarding else Screen.Home
+            ) {
+                composable<Screen.Onboarding> { backStackEntry ->
+                    OnboardingScreen(
+                        onOpenImport = { navController.navigate(Screen.Import) },
+                        onOpenNew = { navController.navigate(Screen.NewIdentity) }
+                    )
+                }
+                composable<Screen.Import> { backStackEntry ->
+                    val isCreating by viewModel.isCreating.collectAsState()
+
+                    ImportScreen(
+                        isLoading = isCreating,
+                        onBack = { navController.popBackStack() },
+                        onSave = { secret ->
+                            viewModel.importIdentity(secret)
+                        }
+                    )
+                }
+                composable<Screen.NewIdentity> { backStackEntry ->
+                    val isCreating by viewModel.isCreating.collectAsState()
+
+                    NewIdentityScreen(
+                        isLoading = isCreating,
+                        onBack = { navController.popBackStack() },
+                        onSave = { name, bio, uri ->
+                            val contentType = uri?.let { context.contentResolver.getType(it) }
+                            val picture = uri?.let {
+                                context.contentResolver.openInputStream(it)?.use { input ->
+                                    input.readBytes()
+                                }
+                            }
+                            viewModel.createIdentity(name, bio, picture, contentType)
+                        }
+                    )
+                }
+                composable<Screen.Home> { backStackEntry ->
+                    HomeScreen(
+                        onOpenChat = { id -> navController.navigate(Screen.Chat(id)) },
+                        onNewChat = { navController.navigate(Screen.NewChat) }
+                    )
+                }
+                composable<Screen.Chat>(
+                    deepLinks = listOf(
+                        navDeepLink<Screen.Chat>(basePath = "coop://chat")
+                    )
+                ) { backStackEntry ->
+                    val chat: Screen.Chat = backStackEntry.toRoute()
+                    ChatScreen(
+                        id = chat.id,
+                        onBack = { navController.popBackStack() },
+                    )
+                }
+                composable<Screen.Profile> { backStackEntry ->
+                    val profile: Screen.Profile = backStackEntry.toRoute()
+                    ProfileScreen(
+                        pubkey = profile.pubkey,
+                        onBack = { navController.popBackStack() },
+                    )
+                }
+                composable<Screen.NewChat> { backStackEntry ->
+                    NewChatScreen(
+                        onBack = { navController.popBackStack() },
+                    )
+                }
+                composable<Screen.Scan> { backStackEntry ->
+                    ScanScreen(
+                        onBack = { navController.popBackStack() },
+                    )
+                }
+                composable<Screen.MyQr> { backStackEntry ->
+                    MyQrScreen(
+                        onBack = { navController.popBackStack() },
+                    )
+                }
+                composable<Screen.Relay> { backStackEntry ->
+                    RelayScreen(
+                        onBack = { navController.popBackStack() },
+                    )
+                }
+            }
 
             // Show the relay setup dialog if the msg relay list is empty
             if (isRelayListEmpty) {
@@ -180,79 +264,6 @@ fun App() {
                     }
                 }
             }
-
-            NavHost(
-                navController = navController,
-                startDestination = if (emptySecret == false) Screen.Home else Screen.Onboarding
-            ) {
-                composable<Screen.Onboarding> { backStackEntry ->
-                    OnboardingScreen(
-                        onOpenImport = { navController.navigate(Screen.Import) },
-                        onOpenNew = { navController.navigate(Screen.NewIdentity) }
-                    )
-                }
-                composable<Screen.Import> { backStackEntry ->
-                    val isCreating by viewModel.isCreating.collectAsState()
-
-                    ImportScreen(
-                        isLoading = isCreating,
-                        onBack = { navController.popBackStack() },
-                        onSave = { secret ->
-                            viewModel.importIdentity(secret)
-                        }
-                    )
-                }
-                composable<Screen.NewIdentity> { backStackEntry ->
-                    val isCreating by viewModel.isCreating.collectAsState()
-
-                    NewIdentityScreen(
-                        isLoading = isCreating,
-                        onBack = { navController.popBackStack() },
-                        onSave = { name, bio, uri ->
-                            val contentType = uri?.let { context.contentResolver.getType(it) }
-                            val picture = uri?.let {
-                                context.contentResolver.openInputStream(it)?.use { input ->
-                                    input.readBytes()
-                                }
-                            }
-                            viewModel.createIdentity(name, bio, picture, contentType)
-                        }
-                    )
-                }
-                composable<Screen.Home> { backStackEntry ->
-                    HomeScreen(
-                        onOpenChat = { id -> navController.navigate(Screen.Chat(id)) },
-                        onNewChat = { navController.navigate(Screen.NewChat) }
-                    )
-                }
-                composable<Screen.Chat> { backStackEntry ->
-                    val chat: Screen.Chat = backStackEntry.toRoute()
-                    ChatScreen(
-                        id = chat.id,
-                        onBack = { navController.popBackStack() },
-                    )
-                }
-                composable<Screen.NewChat> { backStackEntry ->
-                    NewChatScreen(
-                        onBack = { navController.popBackStack() },
-                    )
-                }
-                composable<Screen.Scan> { backStackEntry ->
-                    ScanScreen(
-                        onBack = { navController.popBackStack() },
-                    )
-                }
-                composable<Screen.MyQr> { backStackEntry ->
-                    MyQrScreen(
-                        onBack = { navController.popBackStack() },
-                    )
-                }
-                composable<Screen.Relay> { backStackEntry ->
-                    RelayScreen(
-                        onBack = { navController.popBackStack() },
-                    )
-                }
-            }
         }
     }
 }

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

@@ -6,22 +6,48 @@ import android.os.Bundle
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
+import androidx.activity.viewModels
+import androidx.core.splashscreen.SplashScreen.Companion.installSplashScreen
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.ViewModelProvider
+import su.reya.coop.coop.storage.SecretStore
 
 class MainActivity : ComponentActivity() {
+    private val viewModel: NostrViewModel by viewModels {
+        object : ViewModelProvider.Factory {
+            override fun <T : ViewModel> create(modelClass: Class<T>): T {
+                val secretStore = SecretStore(this@MainActivity)
+                return NostrViewModel(NostrManager.instance, secretStore) as T
+            }
+        }
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
+        val splashScreen = installSplashScreen()
         enableEdgeToEdge()
+
         super.onCreate(savedInstanceState)
 
-        val intent = Intent(this, NostrForegroundService::class.java)
+        val serviceIntent = Intent(this, NostrForegroundService::class.java)
 
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            startForegroundService(intent)
+            startForegroundService(serviceIntent)
         } else {
-            startService(intent)
+            startService(serviceIntent)
+        }
+
+        // Keep the splash screen visible until the signer check is complete
+        splashScreen.setKeepOnScreenCondition {
+            viewModel.signerRequired.value == null
         }
 
         setContent {
-            App()
+            App(viewModel = viewModel)
         }
     }
+
+    override fun onNewIntent(intent: Intent) {
+        super.onNewIntent(intent)
+        setIntent(intent)
+    }
 }

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

@@ -9,6 +9,9 @@ sealed interface Screen {
     @Serializable
     data class Chat(val id: Long) : Screen
 
+    @Serializable
+    data class Profile(val pubkey: String) : Screen
+
     @Serializable
     data object NewChat : Screen
 

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

@@ -3,12 +3,14 @@ package su.reya.coop
 import android.app.Notification
 import android.app.NotificationChannel
 import android.app.NotificationManager
+import android.app.PendingIntent
 import android.app.Service
 import android.content.Intent
 import android.os.Build
 import android.os.IBinder
 import androidx.annotation.RequiresApi
 import androidx.core.app.NotificationCompat
+import androidx.core.net.toUri
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.ProcessLifecycleOwner
 import kotlinx.coroutines.CoroutineScope
@@ -31,7 +33,8 @@ class NostrForegroundService : Service() {
     @RequiresApi(Build.VERSION_CODES.O)
     override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
         createNotificationChannel()
-        val notification = createNotification("Connecting to Nostr...")
+
+        val notification = createNotification()
         startForeground(1, notification)
 
         serviceScope.launch {
@@ -43,11 +46,25 @@ class NostrForegroundService : Service() {
                 // Connect to bootstrap relays
                 nostr.connectBootstrapRelays()
                 // Handle notifications
-                nostr.handleLiteNotifications { event ->
-                    if (!isUserInApp()) {
-                        showNewMessageNotification(event.content())
+                nostr.handleNotifications(
+                    onMetadataUpdate = { pubkey, metadata ->
+                        serviceScope.launch { nostr.emitMetadataUpdate(pubkey, metadata) }
+                    },
+                    onContactListUpdate = { contacts ->
+                        serviceScope.launch { nostr.emitContactListUpdate(contacts) }
+                    },
+                    onSubscriptionClose = {
+                        serviceScope.launch { nostr.emitSubscriptionClosed() }
+                    },
+                    onNewMessage = { event ->
+                        serviceScope.launch {
+                            if (!isUserInApp()) {
+                                showNewMessageNotification(event.roomId(), event.content())
+                            }
+                            nostr.emitNewEvent(event)
+                        }
                     }
-                }
+                )
             } catch (e: Exception) {
                 println("Failed to start Nostr in background: ${e.message}")
             }
@@ -58,30 +75,68 @@ class NostrForegroundService : Service() {
 
     @RequiresApi(Build.VERSION_CODES.O)
     private fun createNotificationChannel() {
-        val channel = NotificationChannel(
-            "nostr_service",
-            "Nostr Background Service",
+        val manager = getSystemService(NotificationManager::class.java)
+
+        val serviceChannel = NotificationChannel(
+            "nostr_service_silent",
+            "Nostr Background Status",
+            NotificationManager.IMPORTANCE_MIN
+        ).apply {
+            setShowBadge(false)
+        }
+        manager?.createNotificationChannel(serviceChannel)
+
+        val messageChannel = NotificationChannel(
+            "nostr_messages",
+            "New Messages",
             NotificationManager.IMPORTANCE_HIGH
         )
-        val manager = getSystemService(NotificationManager::class.java)
-        manager?.createNotificationChannel(channel)
+        manager?.createNotificationChannel(messageChannel)
     }
 
-    private fun createNotification(content: String): Notification {
-        return NotificationCompat.Builder(this, "nostr_service")
-            .setContentTitle("Coop")
-            .setContentText(content)
-            .setSmallIcon(android.R.drawable.ic_menu_send)
+    private fun createNotification(content: String? = null): Notification {
+        val builder = NotificationCompat.Builder(this, "nostr_service")
+            .setSmallIcon(R.drawable.ic_notification)
             .setOngoing(true)
-            .build()
+            .setPriority(NotificationCompat.PRIORITY_MIN)
+            .setCategory(Notification.CATEGORY_SERVICE)
+
+        if (content != null) {
+            builder.setContentTitle("Coop")
+            builder.setContentText(content)
+        } else {
+            builder.setContentTitle("Coop is active")
+        }
+
+        return builder.build()
     }
 
-    private fun showNewMessageNotification(message: String) {
-        val notification = NotificationCompat.Builder(this, "nostr_service")
-            .setContentTitle("New Message")
+    private fun showNewMessageNotification(roomId: Long, message: String) {
+        val deepLinkUri = "coop://chat/$roomId".toUri()
+
+        val intent = Intent(
+            Intent.ACTION_VIEW,
+            deepLinkUri,
+            this,
+            MainActivity::class.java
+        )
+
+        val pendingIntent = PendingIntent.getActivity(
+            this,
+            roomId.toInt(),
+            intent,
+            PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE
+        )
+        
+        val notification = NotificationCompat.Builder(this, "nostr_messages")
+            .setSmallIcon(R.drawable.ic_notification)
+            .setContentTitle("You received a new message")
             .setContentText(message)
             .setAutoCancel(true)
+            .setContentIntent(pendingIntent)
+            .setCategory(Notification.CATEGORY_MESSAGE)
             .build()
+
         val manager = getSystemService(NotificationManager::class.java)
         manager?.notify(System.currentTimeMillis().toInt(), notification)
     }

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

@@ -19,6 +19,8 @@ import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.lazy.items
 import androidx.compose.foundation.lazy.rememberLazyListState
 import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.Badge
+import androidx.compose.material3.BadgedBox
 import androidx.compose.material3.FilledTonalIconButton
 import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
@@ -37,6 +39,7 @@ import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableIntStateOf
 import androidx.compose.runtime.mutableStateListOf
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
@@ -51,8 +54,10 @@ import coop.composeapp.generated.resources.ic_send
 import kotlinx.coroutines.flow.first
 import org.jetbrains.compose.resources.painterResource
 import rust.nostr.sdk.UnsignedEvent
+import su.reya.coop.LocalNavController
 import su.reya.coop.LocalNostrViewModel
 import su.reya.coop.LocalSnackbarHostState
+import su.reya.coop.Screen
 import su.reya.coop.formatAsGroupHeader
 import su.reya.coop.roomId
 import su.reya.coop.shared.Avatar
@@ -66,6 +71,7 @@ fun ChatScreen(
     onBack: () -> Unit,
 ) {
     val snackbarHostState = LocalSnackbarHostState.current
+    val navController = LocalNavController.current
     val viewModel = LocalNostrViewModel.current
 
     val listState = rememberLazyListState()
@@ -87,19 +93,16 @@ fun ChatScreen(
 
     var text by remember { mutableStateOf("") }
     var loading by remember { mutableStateOf(true) }
+    var newOtherMessages by remember { mutableIntStateOf(0) }
 
     val messages = remember { mutableStateListOf<UnsignedEvent>() }
     val groupedMessages = remember(messages.toList()) {
         messages.groupBy { it.createdAt().formatAsGroupHeader() }
     }
 
-    fun setLoading(value: Boolean) {
-        loading = value
-    }
-
     LaunchedEffect(id) {
         // Start loading spinner
-        setLoading(true)
+        loading = true
 
         // Get messages
         val initialMessages = viewModel.getChatRoomMessages(id)
@@ -119,7 +122,7 @@ fun ChatScreen(
         }
 
         // Stop loading spinner
-        setLoading(false)
+        loading = false
 
         // Handle new messages
         viewModel.newEvents.collect { event ->
@@ -127,6 +130,9 @@ fun ChatScreen(
                 if (event.id() !in messages.map { it.id() }) {
                     messages.add(0, event)
                 }
+            } else {
+                // If the event is not in the current room, it's a new message from another user
+                newOtherMessages++
             }
         }
     }
@@ -143,7 +149,14 @@ fun ChatScreen(
         topBar = {
             TopAppBar(
                 title = {
-                    Row(verticalAlignment = Alignment.CenterVertically) {
+                    Row(
+                        verticalAlignment = Alignment.CenterVertically,
+                        modifier = Modifier.clickable {
+                            room.members.firstOrNull()?.let { pubkey ->
+                                navController.navigate(Screen.Profile(pubkey.toBech32()))
+                            }
+                        }
+                    ) {
                         if (loading) {
                             LoadingIndicator(
                                 modifier = Modifier.size(32.dp),
@@ -163,11 +176,21 @@ fun ChatScreen(
                     }
                 },
                 navigationIcon = {
-                    IconButton(onClick = onBack) {
-                        Icon(
-                            painter = painterResource(Res.drawable.ic_arrow_back),
-                            contentDescription = "Back"
-                        )
+                    BadgedBox(
+                        badge = {
+                            if (newOtherMessages > 0) {
+                                Badge {
+                                    Text(newOtherMessages.toString())
+                                }
+                            }
+                        }
+                    ) {
+                        IconButton(onClick = onBack) {
+                            Icon(
+                                painter = painterResource(Res.drawable.ic_arrow_back),
+                                contentDescription = "Back"
+                            )
+                        }
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(

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

@@ -1,5 +1,6 @@
 package su.reya.coop.screens
 
+import android.content.ClipData
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
@@ -58,6 +59,8 @@ 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.platform.ClipEntry
+import androidx.compose.ui.platform.LocalClipboard
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.unit.dp
 import coop.composeapp.generated.resources.Res
@@ -86,6 +89,7 @@ fun HomeScreen(
 ) {
     val navController = LocalNavController.current
     val snackbarHostState = LocalSnackbarHostState.current
+    val clipboardManager = LocalClipboard.current
     val viewModel = LocalNostrViewModel.current
 
     val currentUser = viewModel.currentUser() ?: return
@@ -322,18 +326,20 @@ fun HomeScreen(
                                 ) {
                                     OutlinedButton(
                                         onClick = {
-                                            dismissAndRun { navController.navigate(Screen.MyQr) }
+                                            scope.launch {
+                                                pubkey?.let {
+                                                    val bech32 = it.toBech32()
+                                                    val data = ClipData.newPlainText(bech32, bech32)
+                                                    clipboardManager.setClipEntry(ClipEntry(data))
+                                                }
+                                            }
                                         },
                                     ) {
                                         Text(text = shortPubkey)
                                     }
                                     FilledIconButton(
                                         onClick = {
-                                            scope.launch {
-                                                sheetState.hide()
-                                                showBottomSheet = false
-                                                navController.navigate(Screen.MyQr)
-                                            }
+                                            dismissAndRun { navController.navigate(Screen.MyQr) }
                                         },
                                         shape = MaterialShapes.Square.toShape()
                                     ) {

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

@@ -7,11 +7,14 @@ import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.imePadding
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.foundation.text.BasicTextField
+import androidx.compose.foundation.text.KeyboardActions
+import androidx.compose.foundation.text.KeyboardOptions
 import androidx.compose.foundation.verticalScroll
 import androidx.compose.material3.Button
 import androidx.compose.material3.ButtonDefaults
@@ -40,7 +43,9 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.SolidColor
+import androidx.compose.ui.platform.LocalFocusManager
 import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.input.ImeAction
 import androidx.compose.ui.text.input.PasswordVisualTransformation
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
@@ -58,6 +63,7 @@ import su.reya.coop.LocalNostrViewModel
 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)
@@ -69,6 +75,7 @@ fun ImportScreen(
 ) {
     val snackbarHostState = LocalSnackbarHostState.current
     val navController = LocalNavController.current
+    val focusManager = LocalFocusManager.current
     val viewModel = LocalNostrViewModel.current
     val scope = rememberCoroutineScope()
 
@@ -145,40 +152,44 @@ fun ImportScreen(
         },
         content = { innerPadding ->
             Column(
-                modifier = Modifier.fillMaxSize(),
+                modifier = Modifier
+                    .fillMaxSize()
+                    .padding(top = innerPadding.calculateTopPadding())
+                    .imePadding(),
             ) {
                 Column(
                     modifier = Modifier
-                        .weight(1f)
                         .fillMaxWidth()
-                        .padding(top = innerPadding.calculateTopPadding()),
+                        .weight(1f),
                     verticalArrangement = Arrangement.Center,
                     horizontalAlignment = Alignment.CenterHorizontally
                 ) {
                     Box(
                         modifier = Modifier
                             .size(120.dp)
-                            .clip(MaterialShapes.Pentagon.toShape()),
+                            .clip(MaterialShapes.Cookie9Sided.toShape()),
                         contentAlignment = Alignment.Center
                     ) {
                         Avatar(
                             picture = picture,
                             description = "Profile picture",
                             modifier = Modifier.fillMaxSize(),
-                            shape = MaterialShapes.Pentagon.toShape(),
+                            shape = MaterialShapes.Cookie9Sided.toShape(),
                         )
                     }
                     Spacer(modifier = Modifier.size(8.dp))
                     Text(
                         text = displayName,
                         textAlign = TextAlign.Center,
-                        style = MaterialTheme.typography.titleLargeEmphasized,
+                        style = MaterialTheme.typography.titleLargeEmphasized.copy(
+                            fontFamily = getExpressiveFontFamily()
+                        ),
                     )
                 }
                 Surface(
                     modifier = Modifier
-                        .weight(1f)
-                        .fillMaxWidth(),
+                        .fillMaxWidth()
+                        .weight(1f, fill = false),
                     color = MaterialTheme.colorScheme.surface,
                     shape = RoundedCornerShape(topStart = 24.dp, topEnd = 24.dp),
                 ) {
@@ -186,44 +197,57 @@ fun ImportScreen(
                         modifier = Modifier
                             .fillMaxSize()
                             .padding(24.dp)
-                            .verticalScroll(rememberScrollState()),
-                        verticalArrangement = Arrangement.spacedBy(16.dp)
                     ) {
-                        Text(
-                            text = "Enter your Secret Key or Bunker URI:",
-                            style = MaterialTheme.typography.titleMediumEmphasized.copy(
-                                fontWeight = FontWeight.SemiBold,
-                            ),
-                        )
-                        BasicTextField(
-                            value = secret,
-                            onValueChange = { secret = it },
-                            modifier = Modifier.fillMaxWidth(),
-                            maxLines = 4,
-                            visualTransformation = PasswordVisualTransformation('*'),
-                            textStyle = MaterialTheme.typography.bodyMediumEmphasized.copy(
-                                color = MaterialTheme.colorScheme.primaryFixed,
-                                fontWeight = FontWeight.SemiBold,
-                            ),
-                            cursorBrush = SolidColor(MaterialTheme.colorScheme.secondary),
-                            decorationBox = { innerTextField ->
-                                Box(contentAlignment = Alignment.CenterStart) {
-                                    if (secret.isEmpty()) {
-                                        Text(
-                                            "bunker://",
-                                            style = MaterialTheme.typography.bodyMediumEmphasized.copy(
-                                                fontWeight = FontWeight.SemiBold,
-                                            ),
-                                            color = MaterialTheme.colorScheme.onSurfaceVariant.copy(
-                                                alpha = 0.5f
-                                            )
-                                        )
+                        Column(
+                            modifier = Modifier
+                                .weight(1f)
+                                .verticalScroll(rememberScrollState()),
+                            verticalArrangement = Arrangement.spacedBy(16.dp)
+                        ) {
+                            Text(
+                                text = "Enter your Secret Key or Bunker URI:",
+                                style = MaterialTheme.typography.titleMediumEmphasized.copy(
+                                    fontWeight = FontWeight.SemiBold,
+                                ),
+                            )
+                            BasicTextField(
+                                value = secret,
+                                onValueChange = { secret = it },
+                                modifier = Modifier.fillMaxWidth(),
+                                maxLines = 4,
+                                keyboardOptions = KeyboardOptions(
+                                    imeAction = ImeAction.Done,
+                                ),
+                                keyboardActions = KeyboardActions(
+                                    onDone = {
+                                        focusManager.clearFocus()
+                                    }
+                                ),
+                                visualTransformation = PasswordVisualTransformation('*'),
+                                textStyle = MaterialTheme.typography.bodyMediumEmphasized.copy(
+                                    color = MaterialTheme.colorScheme.primaryFixed,
+                                    fontWeight = FontWeight.SemiBold,
+                                ),
+                                cursorBrush = SolidColor(MaterialTheme.colorScheme.secondary),
+                                decorationBox = { innerTextField ->
+                                    Box(contentAlignment = Alignment.CenterStart) {
+                                        if (secret.isEmpty()) {
+                                            Text(
+                                                "bunker://",
+                                                style = MaterialTheme.typography.bodyMediumEmphasized.copy(
+                                                    fontWeight = FontWeight.SemiBold,
+                                                ),
+                                                color = MaterialTheme.colorScheme.onSurfaceVariant.copy(
+                                                    alpha = 0.5f
+                                                )
+                                            )
+                                        }
+                                        innerTextField()
                                     }
-                                    innerTextField()
                                 }
-                            }
-                        )
-                        Spacer(modifier = Modifier.weight(1f))
+                            )
+                        }
+                        Spacer(modifier = Modifier.size(16.dp))
                         Button(
                             onClick = {
                                 if (pubkey == null) {

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

@@ -11,11 +11,14 @@ import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.imePadding
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.foundation.text.BasicTextField
+import androidx.compose.foundation.text.KeyboardActions
+import androidx.compose.foundation.text.KeyboardOptions
 import androidx.compose.foundation.verticalScroll
 import androidx.compose.material3.Button
 import androidx.compose.material3.ButtonDefaults
@@ -42,7 +45,9 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.SolidColor
 import androidx.compose.ui.layout.ContentScale
+import androidx.compose.ui.platform.LocalFocusManager
 import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.input.ImeAction
 import androidx.compose.ui.unit.dp
 import coil3.compose.AsyncImage
 import coop.composeapp.generated.resources.Res
@@ -59,6 +64,8 @@ fun NewIdentityScreen(
     onSave: (name: String, bio: String?, picture: Uri?) -> Unit
 ) {
     val snackbarHostState = LocalSnackbarHostState.current
+    val focusManager = LocalFocusManager.current
+
     var name by remember { mutableStateOf("") }
     var bio by remember { mutableStateOf("") }
     var picture by remember { mutableStateOf<Uri?>(null) }
@@ -95,15 +102,16 @@ fun NewIdentityScreen(
         },
         content = { innerPadding ->
             Column(
-                modifier = Modifier.fillMaxSize(),
+                modifier = Modifier
+                    .fillMaxSize()
+                    .padding(top = innerPadding.calculateTopPadding())
+                    .imePadding(),
             ) {
-                Column(
+                Box(
                     modifier = Modifier
-                        .weight(1f)
                         .fillMaxWidth()
-                        .padding(top = innerPadding.calculateTopPadding()),
-                    verticalArrangement = Arrangement.Center,
-                    horizontalAlignment = Alignment.CenterHorizontally
+                        .weight(1f),
+                    contentAlignment = Alignment.Center
                 ) {
                     Box(
                         modifier = Modifier
@@ -139,8 +147,8 @@ fun NewIdentityScreen(
                 }
                 Surface(
                     modifier = Modifier
-                        .weight(1f)
-                        .fillMaxWidth(),
+                        .fillMaxWidth()
+                        .weight(1f, fill = true),
                     color = MaterialTheme.colorScheme.surface,
                     shape = RoundedCornerShape(topStart = 24.dp, topEnd = 24.dp),
                 ) {
@@ -148,77 +156,98 @@ fun NewIdentityScreen(
                         modifier = Modifier
                             .fillMaxSize()
                             .padding(24.dp)
-                            .verticalScroll(rememberScrollState()),
-                        verticalArrangement = Arrangement.spacedBy(16.dp)
                     ) {
-                        Text(
-                            text = "What others should call you?",
-                            style = MaterialTheme.typography.titleLargeEmphasized.copy(
-                                fontWeight = FontWeight.SemiBold,
-                            ),
-                        )
-                        BasicTextField(
-                            value = name,
-                            onValueChange = { name = it },
-                            modifier = Modifier.fillMaxWidth(),
-                            maxLines = 1,
-                            textStyle = MaterialTheme.typography.headlineLargeEmphasized.copy(
-                                color = MaterialTheme.colorScheme.primaryFixed,
-                                fontWeight = FontWeight.SemiBold,
-                            ),
-                            cursorBrush = SolidColor(MaterialTheme.colorScheme.secondary),
-                            decorationBox = { innerTextField ->
-                                Box(contentAlignment = Alignment.CenterStart) {
-                                    if (name.isEmpty()) {
-                                        Text(
-                                            "Alice",
-                                            style = MaterialTheme.typography.headlineLargeEmphasized.copy(
-                                                fontWeight = FontWeight.SemiBold,
-                                            ),
-                                            color = MaterialTheme.colorScheme.onSurfaceVariant.copy(
-                                                alpha = 0.5f
-                                            )
-                                        )
+                        Column(
+                            modifier = Modifier
+                                .weight(1f)
+                                .verticalScroll(rememberScrollState()),
+                            verticalArrangement = Arrangement.spacedBy(16.dp)
+                        ) {
+                            Text(
+                                text = "What others should call you?",
+                                style = MaterialTheme.typography.titleLargeEmphasized.copy(
+                                    fontWeight = FontWeight.SemiBold,
+                                ),
+                            )
+                            BasicTextField(
+                                value = name,
+                                onValueChange = { name = it },
+                                modifier = Modifier.fillMaxWidth(),
+                                singleLine = true,
+                                keyboardOptions = KeyboardOptions(
+                                    imeAction = ImeAction.Done,
+                                ),
+                                keyboardActions = KeyboardActions(
+                                    onDone = {
+                                        focusManager.clearFocus()
                                     }
-                                    innerTextField()
-                                }
-                            }
-                        )
-                        Spacer(modifier = Modifier.size(8.dp))
-                        Text(
-                            text = "Your bio (optional)",
-                            style = MaterialTheme.typography.titleLargeEmphasized.copy(
-                                fontWeight = FontWeight.SemiBold,
-                            ),
-                        )
-                        BasicTextField(
-                            value = bio,
-                            onValueChange = { bio = it },
-                            modifier = Modifier.fillMaxWidth(),
-                            maxLines = 3,
-                            textStyle = MaterialTheme.typography.bodyLarge.copy(
-                                color = MaterialTheme.colorScheme.primaryFixed,
-                                fontWeight = FontWeight.SemiBold,
-                            ),
-                            cursorBrush = SolidColor(MaterialTheme.colorScheme.secondary),
-                            decorationBox = { innerTextField ->
-                                Box(contentAlignment = Alignment.CenterStart) {
-                                    if (bio.isEmpty()) {
-                                        Text(
-                                            "I love cat",
-                                            style = MaterialTheme.typography.headlineLargeEmphasized.copy(
-                                                fontWeight = FontWeight.SemiBold,
-                                            ),
-                                            color = MaterialTheme.colorScheme.onSurfaceVariant.copy(
-                                                alpha = 0.5f
+                                ),
+                                textStyle = MaterialTheme.typography.headlineLargeEmphasized.copy(
+                                    color = MaterialTheme.colorScheme.primaryFixed,
+                                    fontWeight = FontWeight.SemiBold,
+                                ),
+                                cursorBrush = SolidColor(MaterialTheme.colorScheme.secondary),
+                                decorationBox = { innerTextField ->
+                                    Box(contentAlignment = Alignment.CenterStart) {
+                                        if (name.isEmpty()) {
+                                            Text(
+                                                "Alice",
+                                                style = MaterialTheme.typography.headlineLargeEmphasized.copy(
+                                                    fontWeight = FontWeight.SemiBold,
+                                                ),
+                                                color = MaterialTheme.colorScheme.onSurfaceVariant.copy(
+                                                    alpha = 0.5f
+                                                )
                                             )
-                                        )
+                                        }
+                                        innerTextField()
                                     }
-                                    innerTextField()
                                 }
-                            }
-                        )
-                        Spacer(modifier = Modifier.weight(1f))
+                            )
+                            Spacer(modifier = Modifier.size(8.dp))
+                            Text(
+                                text = "Your bio (optional)",
+                                style = MaterialTheme.typography.titleLargeEmphasized.copy(
+                                    fontWeight = FontWeight.SemiBold,
+                                ),
+                            )
+                            BasicTextField(
+                                value = bio,
+                                onValueChange = { bio = it },
+                                modifier = Modifier.fillMaxWidth(),
+                                maxLines = 3,
+                                keyboardOptions = KeyboardOptions(
+                                    imeAction = ImeAction.Done,
+                                ),
+                                keyboardActions = KeyboardActions(
+                                    onDone = {
+                                        focusManager.clearFocus()
+                                    }
+                                ),
+                                textStyle = MaterialTheme.typography.bodyLarge.copy(
+                                    color = MaterialTheme.colorScheme.primaryFixed,
+                                    fontWeight = FontWeight.SemiBold,
+                                ),
+                                cursorBrush = SolidColor(MaterialTheme.colorScheme.secondary),
+                                decorationBox = { innerTextField ->
+                                    Box(contentAlignment = Alignment.CenterStart) {
+                                        if (bio.isEmpty()) {
+                                            Text(
+                                                "I love cat",
+                                                style = MaterialTheme.typography.headlineLargeEmphasized.copy(
+                                                    fontWeight = FontWeight.SemiBold,
+                                                ),
+                                                color = MaterialTheme.colorScheme.onSurfaceVariant.copy(
+                                                    alpha = 0.5f
+                                                )
+                                            )
+                                        }
+                                        innerTextField()
+                                    }
+                                }
+                            )
+                        }
+                        Spacer(modifier = Modifier.size(16.dp))
                         Button(
                             onClick = {
                                 onSave(name, bio, picture)

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

@@ -9,16 +9,17 @@ import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material3.Button
 import androidx.compose.material3.ButtonDefaults
 import androidx.compose.material3.ExperimentalMaterial3ExpressiveApi
-import androidx.compose.material3.FilledTonalButton
 import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.OutlinedButton
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.SnackbarHost
+import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
-import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.geometry.Offset
 import androidx.compose.ui.geometry.Size
@@ -26,27 +27,65 @@ import androidx.compose.ui.graphics.ColorFilter
 import androidx.compose.ui.graphics.drawscope.rotate
 import androidx.compose.ui.graphics.drawscope.translate
 import androidx.compose.ui.graphics.painter.Painter
+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.TextAlign
 import androidx.compose.ui.unit.dp
 import coop.composeapp.generated.resources.Res
 import coop.composeapp.generated.resources.coop
 import org.jetbrains.compose.resources.painterResource
 import su.reya.coop.LocalSnackbarHostState
+import su.reya.coop.shared.getExpressiveFontFamily
 
 @OptIn(ExperimentalMaterial3ExpressiveApi::class)
 @Composable
 fun OnboardingScreen(onOpenImport: () -> Unit, onOpenNew: () -> Unit) {
     val snackbarHostState = LocalSnackbarHostState.current
     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
+        pushLink(
+            LinkAnnotation.Url(
+                url = "https://coop.free/terms",
+                styles = TextLinkStyles(
+                    style = SpanStyle(
+                        color = MaterialTheme.colorScheme.onSecondaryContainer,
+                        fontWeight = FontWeight.SemiBold,
+                    )
+                )
+            )
+        )
+        append("Terms of Use")
+        pop()
+        append(" and ")
+        // Push "Privacy Policy" link
+        pushLink(
+            LinkAnnotation.Url(
+                url = "https://coop.free/privacy",
+                styles = TextLinkStyles(
+                    style = SpanStyle(
+                        color = MaterialTheme.colorScheme.onSecondaryContainer,
+                        fontWeight = FontWeight.SemiBold,
+                    )
+                )
+            )
+        )
+        append("Privacy Policy")
+        pop()
+        append(".")
+    }
+
 
     Scaffold(
-        containerColor = MaterialTheme.colorScheme.surfaceContainer,
+        containerColor = MaterialTheme.colorScheme.secondaryContainer,
         snackbarHost = { SnackbarHost(snackbarHostState) },
         content = { innerPadding ->
-            Box(
-                modifier = Modifier
-                    .fillMaxSize()
-                    .padding(bottom = innerPadding.calculateBottomPadding())
-            ) {
+            Box(modifier = Modifier.fillMaxSize()) {
                 LogoRepeatingBackground(
                     painter = logoPainter,
                     logosPerRow = 6,
@@ -54,55 +93,71 @@ fun OnboardingScreen(onOpenImport: () -> Unit, onOpenNew: () -> Unit) {
                     horizontalOffset = 0.5f
                 )
                 Column(
-                    modifier = Modifier.fillMaxSize(),
+                    modifier = Modifier
+                        .fillMaxSize()
+                        .padding(bottom = innerPadding.calculateBottomPadding() + 16.dp),
                 ) {
-                    Box(
+                    Spacer(modifier = Modifier.weight(2f))
+                    Surface(
                         modifier = Modifier
-                            .weight(2f)
-                            .fillMaxWidth(),
-                        contentAlignment = Alignment.Center,
-                    ) {
-                        // TODO: Add headline
-                    }
-                    Box(
-                        modifier = Modifier
-                            .weight(1f)
                             .fillMaxWidth()
-                            .padding(bottom = innerPadding.calculateBottomPadding()),
-                        contentAlignment = Alignment.BottomEnd,
+                            .padding(24.dp),
+                        shape = RoundedCornerShape(16.dp),
+                        color = MaterialTheme.colorScheme.surface,
+                        contentColor = MaterialTheme.colorScheme.onSurface,
+                        shadowElevation = 4.dp,
                     ) {
                         Column(
-                            modifier = Modifier.padding(horizontal = innerPadding.calculateBottomPadding()),
+                            modifier = Modifier
+                                .fillMaxWidth()
+                                .padding(24.dp),
                         ) {
+                            Text(
+                                text = "Get Started",
+                                style = MaterialTheme.typography.headlineSmallEmphasized.copy(
+                                    fontFamily = expressiveFont,
+                                ),
+                                fontWeight = FontWeight.SemiBold,
+                            )
+                            Spacer(modifier = Modifier.size(8.dp))
+                            Text(
+                                text = "Coop is a secure and easy to use messaging app. All your communications are encrypted and private by default.",
+                                style = MaterialTheme.typography.bodyMedium,
+                                color = MaterialTheme.colorScheme.onSurfaceVariant,
+                            )
+                            Spacer(modifier = Modifier.size(24.dp))
                             Button(
                                 onClick = onOpenNew,
                                 modifier = Modifier
                                     .fillMaxWidth()
-                                    .size(ButtonDefaults.LargeContainerHeight),
+                                    .size(ButtonDefaults.MediumContainerHeight),
                             ) {
                                 Text(
-                                    text = "Start messaging",
-                                    style = MaterialTheme.typography.titleLargeEmphasized,
+                                    text = "Start Messaging",
+                                    style = MaterialTheme.typography.titleMediumEmphasized,
                                 )
                             }
-                            Spacer(modifier = Modifier.size(16.dp))
-                            FilledTonalButton(
+                            Spacer(modifier = Modifier.size(8.dp))
+                            OutlinedButton(
                                 onClick = onOpenImport,
                                 modifier = Modifier
                                     .fillMaxWidth()
-                                    .height(ButtonDefaults.LargeContainerHeight),
-                                colors = ButtonDefaults.filledTonalButtonColors(
-                                    containerColor = MaterialTheme.colorScheme.tertiaryContainer,
-                                    contentColor = MaterialTheme.colorScheme.onTertiaryContainer
-                                ),
+                                    .height(ButtonDefaults.MediumContainerHeight),
                             ) {
                                 Text(
-                                    text = "Import identity",
-                                    style = MaterialTheme.typography.titleLargeEmphasized,
+                                    text = "Add an Existing Identity",
+                                    style = MaterialTheme.typography.titleMedium,
                                 )
                             }
                         }
                     }
+                    Text(
+                        text = annotatedText,
+                        style = MaterialTheme.typography.bodySmall,
+                        color = MaterialTheme.colorScheme.onSecondaryContainer,
+                        textAlign = TextAlign.Center,
+                        modifier = Modifier.fillMaxWidth(),
+                    )
                 }
             }
         }
@@ -116,7 +171,7 @@ fun LogoRepeatingBackground(
     rotationDegrees: Float = 0f,
     horizontalOffset: Float = 0.5f
 ) {
-    val tintColor = MaterialTheme.colorScheme.primary
+    val tintColor = MaterialTheme.colorScheme.onSecondaryContainer
 
     Canvas(modifier = Modifier.fillMaxSize()) {
         val canvasWidth = size.width

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

@@ -0,0 +1,243 @@
+package su.reya.coop.screens
+
+import android.content.Intent
+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.Spacer
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.material3.ButtonDefaults
+import androidx.compose.material3.ExperimentalMaterial3ExpressiveApi
+import androidx.compose.material3.FilledTonalIconButton
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.ListItemDefaults
+import androidx.compose.material3.MaterialShapes
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.SegmentedListItem
+import androidx.compose.material3.SnackbarHost
+import androidx.compose.material3.Text
+import androidx.compose.material3.TopAppBar
+import androidx.compose.material3.TopAppBarDefaults
+import androidx.compose.material3.toShape
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.unit.dp
+import coop.composeapp.generated.resources.Res
+import coop.composeapp.generated.resources.ic_arrow_back
+import coop.composeapp.generated.resources.ic_chat
+import coop.composeapp.generated.resources.ic_share
+import kotlinx.coroutines.launch
+import org.jetbrains.compose.resources.painterResource
+import rust.nostr.sdk.PublicKey
+import su.reya.coop.LocalNavController
+import su.reya.coop.LocalNostrViewModel
+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
+fun ProfileScreen(
+    onBack: () -> Unit,
+    pubkey: String
+) {
+    val pubkey = runCatching { PublicKey.parse(pubkey) }.getOrNull() ?: return
+
+    val context = LocalContext.current
+    val snackbarHostState = LocalSnackbarHostState.current
+    val navController = LocalNavController.current
+    val viewModel = LocalNostrViewModel.current
+
+    val scope = rememberCoroutineScope()
+    val metadataFlow = remember(pubkey) { viewModel.getMetadata(pubkey) }
+    val metadata by metadataFlow.collectAsState(initial = null)
+
+    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"),
+            "Website:" to (profile?.website ?: "None"),
+            "Lightning Address:" to (profile?.lud16 ?: "None"),
+        )
+    }
+
+    Scaffold(
+        containerColor = MaterialTheme.colorScheme.surfaceContainer,
+        snackbarHost = { SnackbarHost(snackbarHostState) },
+        topBar = {
+            TopAppBar(
+                title = { },
+                navigationIcon = {
+                    IconButton(onClick = onBack) {
+                        Icon(
+                            painter = painterResource(Res.drawable.ic_arrow_back),
+                            contentDescription = "Back"
+                        )
+                    }
+                },
+                colors = TopAppBarDefaults.topAppBarColors(
+                    containerColor = MaterialTheme.colorScheme.surfaceContainer,
+                )
+            )
+        },
+        content = { innerPadding ->
+            Column(
+                modifier = Modifier
+                    .fillMaxSize()
+                    .padding(innerPadding),
+                horizontalAlignment = Alignment.CenterHorizontally,
+                verticalArrangement = Arrangement.spacedBy(16.dp),
+            ) {
+                Column(
+                    modifier = Modifier
+                        .fillMaxWidth()
+                        .padding(horizontal = 16.dp)
+                        .weight(1f),
+                    verticalArrangement = Arrangement.Center,
+                    horizontalAlignment = Alignment.CenterHorizontally
+                ) {
+                    Box(
+                        modifier = Modifier
+                            .size(120.dp)
+                            .clip(MaterialShapes.Cookie9Sided.toShape()),
+                        contentAlignment = Alignment.Center
+                    ) {
+                        Avatar(
+                            picture = picture,
+                            description = "Profile picture",
+                            modifier = Modifier.fillMaxSize(),
+                            shape = MaterialShapes.Cookie9Sided.toShape(),
+                        )
+                    }
+                    Spacer(modifier = Modifier.size(8.dp))
+                    Column(
+                        horizontalAlignment = Alignment.CenterHorizontally,
+                        verticalArrangement = Arrangement.spacedBy(4.dp),
+                    ) {
+                        Text(
+                            text = displayName,
+                            textAlign = TextAlign.Center,
+                            style = MaterialTheme.typography.titleLargeEmphasized.copy(
+                                fontFamily = getExpressiveFontFamily()
+                            ),
+                        )
+                        Text(
+                            text = nip05,
+                            textAlign = TextAlign.Center,
+                            style = MaterialTheme.typography.titleSmall
+                        )
+                    }
+                    Spacer(modifier = Modifier.size(24.dp))
+                    Row(
+                        modifier = Modifier.fillMaxWidth(),
+                        horizontalArrangement = Arrangement.spacedBy(8.dp),
+                    ) {
+                        Column(
+                            modifier = Modifier.weight(1f),
+                            horizontalAlignment = Alignment.CenterHorizontally,
+                            verticalArrangement = Arrangement.spacedBy(4.dp),
+                        ) {
+                            FilledTonalIconButton(
+                                onClick = {
+                                    scope.launch {
+                                        try {
+                                            val roomId = viewModel.createChatRoom(listOf(pubkey))
+                                            navController.navigate(Screen.Chat(roomId))
+                                        } catch (e: Exception) {
+                                            e.message?.let { snackbarHostState.showSnackbar(it) }
+                                        }
+                                    }
+                                },
+                                modifier = Modifier
+                                    .fillMaxWidth()
+                                    .height(ButtonDefaults.MediumContainerHeight),
+                            ) {
+                                Icon(
+                                    painter = painterResource(Res.drawable.ic_chat),
+                                    contentDescription = "New Chat"
+                                )
+                            }
+                            Text(
+                                text = "Message",
+                                style = MaterialTheme.typography.labelSmall
+                            )
+                        }
+                        Column(
+                            modifier = Modifier.weight(1f),
+                            horizontalAlignment = Alignment.CenterHorizontally,
+                            verticalArrangement = Arrangement.spacedBy(4.dp),
+                        ) {
+                            FilledTonalIconButton(
+                                onClick = {
+                                    val sendIntent = Intent().apply {
+                                        action = Intent.ACTION_SEND
+                                        putExtra(Intent.EXTRA_TEXT, pubkey.toBech32())
+                                        type = "text/plain"
+                                    }
+                                    val shareIntent = Intent.createChooser(sendIntent, null)
+                                    context.startActivity(shareIntent)
+                                },
+                                modifier = Modifier
+                                    .fillMaxWidth()
+                                    .height(ButtonDefaults.MediumContainerHeight),
+                            ) {
+                                Icon(
+                                    painter = painterResource(Res.drawable.ic_share),
+                                    contentDescription = "Share"
+                                )
+                            }
+                            Text(
+                                text = "Share",
+                                style = MaterialTheme.typography.labelMedium
+                            )
+                        }
+                    }
+                }
+                Column(
+                    modifier = Modifier
+                        .fillMaxWidth()
+                        .padding(horizontal = 16.dp)
+                        .weight(1.5f),
+                    verticalArrangement = Arrangement.spacedBy(16.dp),
+                ) {
+                    Column(
+                        modifier = Modifier.fillMaxWidth(),
+                        verticalArrangement = Arrangement.spacedBy(ListItemDefaults.SegmentedGap),
+                    ) {
+                        details.forEachIndexed { index, (label, value) ->
+                            SegmentedListItem(
+                                onClick = { },
+                                shapes = ListItemDefaults.segmentedShapes(
+                                    index = index,
+                                    count = details.size
+                                ),
+                                content = { Text(label) },
+                                supportingContent = { Text(value) },
+                            )
+                        }
+                    }
+                }
+            }
+        }
+    )
+}

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

@@ -0,0 +1,13 @@
+package su.reya.coop.shared
+
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.text.font.FontFamily
+import androidx.compose.ui.text.font.FontWeight
+import coop.composeapp.generated.resources.PaytoneOne_Regular
+import coop.composeapp.generated.resources.Res
+import org.jetbrains.compose.resources.Font
+
+@Composable
+fun getExpressiveFontFamily() = FontFamily(
+    Font(Res.font.PaytoneOne_Regular, FontWeight.Normal)
+)

composeApp/src/androidMain/res/drawable/coop.xml

@@ -0,0 +1,22 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="200dp"
+    android:height="200dp"
+    android:viewportWidth="120"
+    android:viewportHeight="120">
+
+  <group
+      android:translateX="20"
+      android:translateY="20">
+    <path
+        android:pathData="M37.54,74C52.75,74 65.08,61.581 65.08,46.262C65.08,44.87 63.959,43.74 62.576,43.74H12.504C11.12,43.74 10,44.87 10,46.262C10,61.581 22.33,74 37.54,74Z"
+        android:fillColor="#000000"
+        android:fillType="evenOdd"/>
+    <path
+        android:pathData="M49.707,14.321L49.493,14.263L49.279,14.207L49.062,14.153L48.843,14.099L48.627,14.049L48.411,14L48.194,13.952L47.976,13.907L47.748,13.861L47.518,13.817L47.287,13.775L47.055,13.735L46.94,13.715L46.828,13.697L46.604,13.662L46.381,13.629L46.157,13.598L45.927,13.568L45.696,13.54L45.467,13.514L45.236,13.49L45.005,13.467L44.774,13.447L44.543,13.428L44.31,13.412L44.08,13.398L43.851,13.385L43.623,13.375L43.392,13.366L43.159,13.359L42.926,13.354L42.694,13.351L42.46,13.35H42.184L41.903,13.356L41.623,13.363L41.343,13.373L41.063,13.385L40.784,13.401L40.504,13.419L40.224,13.44L39.932,13.466L39.64,13.494L39.357,13.524L39.074,13.558L38.781,13.596L38.489,13.637L38.209,13.679L37.929,13.724L37.649,13.772L37.369,13.823L37.103,13.875L36.836,13.929L36.57,13.986L36.418,14.02L36.306,14.045L36.026,14.111L35.746,14.18L35.466,14.252L35.187,14.328L34.917,14.403L34.648,14.482L34.512,14.523L34.376,14.564L34.109,14.649L33.847,14.734L33.587,14.821C33.587,14.821 32.45,13.249 32.536,12.136C32.644,10.731 33.588,9.592 34.837,9.163C34.764,8.837 34.687,8.51 34.713,8.16C34.859,6.274 36.501,4.864 38.377,5.01C39.485,5.096 40.376,5.734 40.932,6.605C41.616,5.83 42.598,5.339 43.705,5.425C45.449,5.561 46.733,7.01 46.794,8.726C47.033,8.691 47.264,8.617 47.516,8.637C49.394,8.783 50.796,10.429 50.65,12.315C50.58,13.232 49.707,14.321 49.707,14.321Z"
+        android:fillColor="#000000"/>
+    <path
+        android:pathData="M14.92,41.088C14.92,25.769 27.25,13.35 42.46,13.35C57.669,13.35 70,25.769 70,41.088C70,42.481 68.879,43.61 67.496,43.61H17.424C16.04,43.61 14.92,42.481 14.92,41.088ZM54.627,26.453C54.476,26.411 54.325,26.389 54.172,26.389C54.018,26.389 53.867,26.411 53.717,26.453C53.566,26.496 53.42,26.561 53.279,26.645C53.138,26.73 53.003,26.833 52.876,26.956C52.748,27.079 52.63,27.218 52.522,27.375C52.413,27.531 52.316,27.701 52.232,27.885C52.147,28.068 52.075,28.262 52.016,28.467C51.957,28.671 51.913,28.882 51.883,29.098C51.854,29.315 51.839,29.533 51.839,29.755C51.839,29.976 51.854,30.195 51.883,30.411C51.913,30.628 51.957,30.838 52.016,31.043C52.075,31.247 52.147,31.441 52.232,31.625C52.316,31.808 52.413,31.979 52.522,32.135C52.63,32.291 52.748,32.43 52.876,32.553C53.003,32.676 53.138,32.78 53.279,32.864C53.42,32.949 53.566,33.013 53.717,33.056C53.867,33.1 54.018,33.121 54.172,33.121C54.325,33.121 54.476,33.1 54.627,33.056C54.777,33.013 54.923,32.949 55.064,32.864C55.206,32.78 55.341,32.676 55.468,32.553C55.595,32.43 55.714,32.291 55.822,32.135C55.93,31.979 56.027,31.808 56.112,31.625C56.197,31.441 56.268,31.247 56.327,31.043C56.386,30.838 56.431,30.628 56.46,30.411C56.49,30.195 56.505,29.976 56.505,29.755C56.505,29.533 56.49,29.315 56.46,29.098C56.431,28.882 56.386,28.671 56.327,28.467C56.268,28.262 56.197,28.068 56.112,27.885C56.027,27.701 55.93,27.531 55.822,27.375C55.714,27.218 55.595,27.079 55.468,26.956C55.341,26.833 55.206,26.73 55.064,26.645C54.923,26.561 54.777,26.496 54.627,26.453Z"
+        android:fillColor="#000000"
+        android:fillType="evenOdd"/>
+  </group>
+</vector>

composeApp/src/androidMain/res/values/colors.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="secondaryContainer">#F8FF37</color>
+</resources>

composeApp/src/androidMain/res/values/themes.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <style name="Theme.App.Starting" parent="Theme.SplashScreen">
+        <item name="windowSplashScreenBackground">@color/secondaryContainer</item>
+        <item name="windowSplashScreenAnimatedIcon">@drawable/coop</item>
+        <item name="postSplashScreenTheme">@android:style/Theme.Material.Light.NoActionBar</item>
+    </style>
+</resources>

gradle/libs.versions.toml

@@ -10,6 +10,7 @@ androidx-espresso = "3.7.0"
 androidx-lifecycle = "2.10.0"
 androidx-navigation = "2.9.8"
 androidx-testExt = "1.3.0"
+androidx-splashscreen = "1.2.0"
 composeMultiplatform = "1.11.0"
 datastorePreferences = "1.2.1"
 junit = "4.13.2"
@@ -28,6 +29,7 @@ androidx-core-ktx = { module = "androidx.core:core-ktx", version.ref = "androidx
 androidx-testExt-junit = { module = "androidx.test.ext:junit", version.ref = "androidx-testExt" }
 androidx-espresso-core = { module = "androidx.test.espresso:espresso-core", version.ref = "androidx-espresso" }
 androidx-appcompat = { module = "androidx.appcompat:appcompat", version.ref = "androidx-appcompat" }
+androidx-core-splashscreen = { module = "androidx.core:core-splashscreen", version.ref = "androidx-splashscreen" }
 androidx-activity-compose = { module = "androidx.activity:activity-compose", version.ref = "androidx-activity" }
 androidx-navigation-compose = { module = "androidx.navigation:navigation-compose", version.ref = "androidx-navigation" }
 kotlinx-serialization-json = { module = "org.jetbrains.kotlinx:kotlinx-serialization-json", version.ref = "kotlinx-serialization" }

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

@@ -6,13 +6,13 @@ import io.ktor.client.plugins.websocket.WebSockets
 import io.ktor.client.request.get
 import io.ktor.client.statement.HttpResponse
 import kotlinx.coroutines.Job
-import kotlinx.coroutines.coroutineScope
 import kotlinx.coroutines.delay
+import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.flow.MutableStateFlow
-import kotlinx.coroutines.flow.StateFlow
-import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.flow.asSharedFlow
 import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.launch
+import kotlinx.coroutines.supervisorScope
 import rust.nostr.sdk.AckPolicy
 import rust.nostr.sdk.Alphabet
 import rust.nostr.sdk.AsyncNostrSigner
@@ -62,9 +62,6 @@ object NostrManager {
 }
 
 class Nostr {
-    private val _isInitialized = MutableStateFlow(false)
-    val isInitialized: StateFlow<Boolean> = _isInitialized.asStateFlow()
-
     var client: Client? = null
         private set
     var signer: UniversalSigner = UniversalSigner(Keys.generate())
@@ -76,9 +73,35 @@ class Nostr {
     var rumorMap: MutableMap<EventId, EventId> = mutableMapOf()
         private set
 
+    private val isInitialized = MutableStateFlow(false)
+
+    // Add these to the Nostr class
+    private val _newEvents = MutableSharedFlow<UnsignedEvent>(extraBufferCapacity = 100)
+    val newEvents = _newEvents.asSharedFlow()
+
+    private val _metadataUpdates =
+        MutableSharedFlow<Pair<PublicKey, Metadata>>(extraBufferCapacity = 100)
+    val metadataUpdates = _metadataUpdates.asSharedFlow()
+
+    private val _contactListUpdates = MutableSharedFlow<List<PublicKey>>(extraBufferCapacity = 100)
+    val contactListUpdates = _contactListUpdates.asSharedFlow()
+
+    private val _subscriptionClosed = MutableSharedFlow<Unit>(extraBufferCapacity = 10)
+    val subscriptionClosed = _subscriptionClosed.asSharedFlow()
+
+    suspend fun emitNewEvent(event: UnsignedEvent) = _newEvents.emit(event)
+
+    suspend fun emitSubscriptionClosed() = _subscriptionClosed.emit(Unit)
+
+    suspend fun emitMetadataUpdate(pubkey: PublicKey, metadata: Metadata) =
+        _metadataUpdates.emit(pubkey to metadata)
+
+    suspend fun emitContactListUpdate(contacts: List<PublicKey>) =
+        _contactListUpdates.emit(contacts)
+
     suspend fun init(dbPath: String) {
         try {
-            if (_isInitialized.value) return
+            if (isInitialized.value) return
 
             // Initialize the logger for nostr client
             initLogger(LogLevel.DEBUG)
@@ -108,14 +131,14 @@ class Nostr {
                     .sleepWhenIdle(SleepWhenIdle.Enabled(idleTimeout))
                     .build()
 
-            _isInitialized.value = true
+            isInitialized.value = true
         } catch (e: Exception) {
             throw IllegalStateException("Failed to initialize Nostr client: ${e.message}", e)
         }
     }
 
     suspend fun waitUntilInitialized() {
-        _isInitialized.first { it }
+        isInitialized.first { it }
     }
 
     suspend fun connectBootstrapRelays() {
@@ -147,8 +170,6 @@ class Nostr {
     suspend fun setSigner(new: AsyncNostrSigner) {
         try {
             signer.switch(new)
-            // Fetch metadata for current user
-            getUserMetadata()
         } catch (e: Exception) {
             throw IllegalStateException("Failed to set signer: ${e.message}", e)
         }
@@ -216,70 +237,15 @@ class Nostr {
         }
     }
 
-    suspend fun handleLiteNotifications(
-        onNewMessage: (UnsignedEvent) -> Unit,
-    ) {
-        val now = Timestamp.now()
-        val processedEvent = mutableSetOf<EventId>()
-        val notifications = client?.notifications() ?: return
-
-        while (true) {
-            val notification = notifications.next() ?: continue
-
-            when (notification) {
-                is ClientNotification.Message -> {
-                    val relayUrl = notification.relayUrl
-
-                    when (val message = notification.message.asEnum()) {
-                        is RelayMessageEnum.EventMsg -> {
-                            val event = message.event
-                            val subscriptionId = message.subscriptionId
-
-                            // Ignore events not from the newest gift wraps subscription
-                            if (subscriptionId != "newest-gift-wraps") continue
-
-                            // Prevent processing duplicate events
-                            if (processedEvent.contains(event.id())) continue
-                            processedEvent.add(event.id())
-
-                            if (event.kind().asStd()?.equals(KindStandard.GIFT_WRAP) == true) {
-                                try {
-                                    val rumor = extractRumor(event)
-
-                                    // Handle new message
-                                    rumor?.createdAt()?.asSecs()?.let {
-                                        if (it >= now.asSecs()) {
-                                            onNewMessage(rumor)
-                                        }
-                                    }
-                                } catch (e: Exception) {
-                                    println("Failed to extract rumor: $e")
-                                }
-                            }
-                        }
-
-                        else -> {
-                            /* Ignore other event kinds */
-                        }
-                    }
-                }
-
-                else -> {
-                    /* Ignore other message types */
-                }
-            }
-        }
-    }
-
     suspend fun handleNotifications(
         onMetadataUpdate: (PublicKey, Metadata) -> Unit,
         onContactListUpdate: (List<PublicKey>) -> Unit,
         onNewMessage: (UnsignedEvent) -> Unit,
         onSubscriptionClose: () -> Unit,
-    ) = coroutineScope {
+    ) = supervisorScope {
         val now = Timestamp.now()
         val processedEvent = mutableSetOf<EventId>()
-        val notifications = client?.notifications() ?: return@coroutineScope
+        val notifications = client?.notifications() ?: return@supervisorScope
 
         var eoseTrackerJob: Job? = null
 
@@ -293,7 +259,6 @@ class Nostr {
                     when (val message = notification.message.asEnum()) {
                         is RelayMessageEnum.EventMsg -> {
                             val event = message.event
-                            val id = message.subscriptionId
 
                             // Prevent processing duplicate events
                             if (processedEvent.contains(event.id())) continue

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

@@ -39,8 +39,8 @@ class NostrViewModel(
     private val nostr: Nostr,
     private val secretStore: SecretStorage
 ) : ViewModel() {
-    private val _emptySecret = MutableStateFlow<Boolean?>(null)
-    val emptySecret = _emptySecret.asStateFlow()
+    private val _signerRequired = MutableStateFlow<Boolean?>(null)
+    val signerRequired = _signerRequired.asStateFlow()
 
     private val _isCreating = MutableStateFlow(false)
     val isCreating = _isCreating.asStateFlow()
@@ -71,11 +71,20 @@ class NostrViewModel(
     private val seenPublicKeys = mutableSetOf<PublicKey>()
 
     init {
-        startNotificationHandler()
-        startMetadataBatchHandler()
-        getCacheMetadata()
+        // Check local stored secret (secret key or bunker)
         login()
+
+        // Observe the signer state and verify the relay list
         observeSignerAndCheckRelays()
+
+        // Get all local stored metadata
+        getCacheMetadata()
+
+        // Observe new events from the Nostr client
+        runObserver()
+
+        // Wait and merge metadata requests into a single batch
+        runMetadataBatching()
     }
 
     override fun onCleared() {
@@ -95,35 +104,53 @@ class NostrViewModel(
         }
     }
 
-    private fun startNotificationHandler() {
+    private fun runObserver() {
         viewModelScope.launch {
-            // Wait until the client is ready
-            nostr.waitUntilInitialized()
+            // Observe new messages
+            launch {
+                nostr.newEvents.collect { event ->
+                    val roomId = event.roomId()
+                    val existingRoom = _chatRooms.value.firstOrNull { it.id == roomId }
 
-            nostr.handleNotifications(
-                onMetadataUpdate = { pubkey, metadata ->
+                    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)
+                }
+            }
+
+            // Observe metadata updates
+            launch {
+                nostr.metadataUpdates.collect { (pubkey, metadata) ->
                     updateMetadata(pubkey, metadata)
-                },
-                onContactListUpdate = { contactList ->
-                    _contactList.value = contactList.toSet()
-                },
-                onSubscriptionClose = {
-                    getChatRooms()
+                }
+            }
 
-                    if (!_isPartialProcessedGiftWrap.value) {
-                        _isPartialProcessedGiftWrap.value = true
-                    }
-                },
-                onNewMessage = { event ->
-                    viewModelScope.launch {
-                        _newEvents.emit(event)
-                    }
-                },
-            )
+            // Observe contact list updates
+            launch {
+                nostr.contactListUpdates.collect { contacts ->
+                    _contactList.value = contacts.toSet()
+                }
+            }
+
+            // Observes subscription close
+            launch {
+                nostr.subscriptionClosed.collect {
+                    getChatRooms()
+                    _isPartialProcessedGiftWrap.value = true
+                }
+            }
         }
     }
 
-    private fun startMetadataBatchHandler() {
+    private fun runMetadataBatching() {
         viewModelScope.launch {
             // Wait until the client is ready
             nostr.waitUntilInitialized()
@@ -164,7 +191,9 @@ class NostrViewModel(
 
             val results = nostr.getAllCacheMetadata()
             results.forEach { (pubkey, metadata) ->
+                // Update the metadata state
                 updateMetadata(pubkey, metadata)
+                // Update seenPublicKeys to avoid duplicate requests
                 seenPublicKeys.add(pubkey)
             }
         }
@@ -172,22 +201,18 @@ class NostrViewModel(
 
     private fun login() {
         viewModelScope.launch {
-            // Wait until the client is ready
-            nostr.waitUntilInitialized()
-
             // Get user's signer secret
             val secret = secretStore.get("user_signer")
 
             // If no secret is found, show onboarding screen
-            when (secret) {
-                null -> {
-                    _emptySecret.value = true
-                    return@launch
-                }
-
-                else -> _emptySecret.value = false
+            if (secret == null) {
+                _signerRequired.value = true
+                return@launch
             }
 
+            // Update the empty secret state
+            _signerRequired.value = false
+
             // Handle different signer types
             if (secret.startsWith("nsec1")) {
                 val keys = Keys.parse(secret)
@@ -197,8 +222,7 @@ class NostrViewModel(
                     val appKeys = getOrInitAppKeys()
                     val bunker = NostrConnectUri.parse(secret)
                     val timeout = Duration.parse("50s") // 50 seconds timeout
-                    val remote =
-                        NostrConnect(uri = bunker, appKeys = appKeys, timeout = timeout, null)
+                    val remote = NostrConnect(uri = bunker, appKeys, timeout, opts = null)
                     nostr.setSigner(remote)
                 } catch (e: Exception) {
                     showError("Error: ${e.message}")
@@ -215,15 +239,29 @@ class NostrViewModel(
                 val pubkey = nostr.signer.currentUser
 
                 if (pubkey != null) {
+                    // Get chat rooms
+                    val rooms = nostr.getChatRooms() ?: emptySet()
+                    if (rooms.isNotEmpty()) {
+                        _chatRooms.value = rooms
+                        _isPartialProcessedGiftWrap.value = true
+                    }
+
+                    // Get all metadata for the current user
+                    nostr.getUserMetadata()
+
+                    // Small delay to ensure all relays are connected
                     delay(3000)
+
+                    // Check if the relay list is empty
                     val relays = nostr.getMsgRelays(pubkey)
                     if (relays.isEmpty()) {
                         _isRelayListEmpty.value = true
                     }
+
                     break
                 }
 
-                delay(1000)
+                delay(500)
             }
         }
     }
@@ -256,7 +294,7 @@ class NostrViewModel(
         viewModelScope.launch {
             secretStore.clear("user_signer")
             nostr.signer.switch(Keys.generate())
-            _emptySecret.value = true
+            _signerRequired.value = true
         }
     }
 
@@ -325,7 +363,7 @@ class NostrViewModel(
                 secretStore.set("user_signer", secret)
 
                 // Set an empty secret state
-                _emptySecret.value = false
+                _signerRequired.value = false
             } catch (e: Exception) {
                 showError("Error: ${e.message}")
             }
@@ -358,18 +396,16 @@ class NostrViewModel(
                 nostr.setSigner(keys)
                 secretStore.set("user_signer", secret)
                 // Set an empty secret state
-                _emptySecret.value = false
+                _signerRequired.value = false
             } else if (secret.startsWith("bunker://")) {
                 try {
                     val appKeys = getOrInitAppKeys()
                     val bunker = NostrConnectUri.parse(secret)
                     val timeout = Duration.parse("50s") // 50 seconds timeout
-                    val remote =
-                        NostrConnect(uri = bunker, appKeys = appKeys, timeout = timeout, null)
+                    val remote = NostrConnect(uri = bunker, appKeys, timeout, null)
                     nostr.setSigner(remote)
                     secretStore.set("user_signer", secret)
-                    // Set an empty secret state
-                    _emptySecret.value = false
+                    _signerRequired.value = false
                 } catch (e: Exception) {
                     showError("Error: ${e.message}")
                 }
@@ -411,14 +447,27 @@ class NostrViewModel(
             if (nostr.signer.currentUser == null) throw IllegalStateException("User not signed in")
             if (to.isEmpty()) throw IllegalArgumentException("At least one recipient is required")
 
+            val currentUser = nostr.signer.currentUser!!
+
             // Construct the rumor event
             val rumor = EventBuilder
                 .privateMsgRumor(to.first(), "")
                 .tags(to.map { Tag.publicKey(it) })
-                .build(nostr.signer.currentUser!!)
+                .build(currentUser)
+
+            // Check if the room already exists
+            val id = rumor.roomId()
+            val existingRoom = _chatRooms.value.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, nostr.signer.currentUser!!)
+            val room = Room.new(rumor, currentUser)
+
+            // Update the chat rooms state
             _chatRooms.update { currentRooms ->
                 currentRooms + room
             }
@@ -477,6 +526,9 @@ class NostrViewModel(
     }
 
     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)
@@ -508,13 +560,18 @@ class NostrViewModel(
     }
 
     private fun updateRoomList(roomId: Long, newMessage: UnsignedEvent) {
-        _chatRooms.value = _chatRooms.value.map { room ->
-            if (room.id == roomId) {
-                room.copy(lastMessage = newMessage.content(), createdAt = newMessage.createdAt())
-            } else {
-                room
-            }
-        }.toSet()
+        _chatRooms.update { currentRooms ->
+            currentRooms.map { room ->
+                if (room.id == roomId) {
+                    room.copy(
+                        lastMessage = newMessage.content(),
+                        createdAt = newMessage.createdAt()
+                    )
+                } else {
+                    room
+                }
+            }.sortedDescending().toSet()
+        }
     }
 
     suspend fun searchByAddress(query: String): PublicKey? {

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

@@ -40,10 +40,10 @@ data class Room(
             val subject = rumor.tags().find(TagKind.Subject)?.content()
 
             // Collect the author's public key and all public keys from tags
-            // Also remove the user's public key from the list, current user is always a member
             val pubkeys: MutableSet<PublicKey> = mutableSetOf()
             pubkeys.add(rumor.author())
             pubkeys.addAll(rumor.tags().publicKeys())
+            // Also remove the user's public key from the list, current user is always a member
             pubkeys.remove(userPubkey)
 
             // Create a new Room instance