chore: restructure and update dependencies

Reviewed-on: #3

composeApp/build.gradle.kts

@@ -19,15 +19,12 @@ kotlin {
         androidMain.dependencies {
             implementation(libs.compose.uiToolingPreview)
             implementation(libs.androidx.activity.compose)
-            implementation("androidx.navigation:navigation-compose:2.8.8")
-            implementation("androidx.datastore:datastore-preferences:1.2.1")
-            implementation("androidx.datastore:datastore-preferences-core:1.2.1")
-            implementation("org.jetbrains.compose.material3:material3:1.11.0-alpha07")
+            implementation(libs.androidx.navigation.compose)
+            implementation(libs.androidx.lifecycle.process)
             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")
             implementation("io.github.kalinjul.easyqrscan:scanner:0.7.0")
-            implementation("androidx.lifecycle:lifecycle-process:2.8.0")
             implementation("io.github.alexzhirkevich:qrose:1.1.2")
         }
         commonMain.dependencies {
@@ -39,6 +36,8 @@ kotlin {
             implementation(libs.compose.uiToolingPreview)
             implementation(libs.androidx.lifecycle.viewmodelCompose)
             implementation(libs.androidx.lifecycle.runtimeCompose)
+            implementation(libs.androidx.datastore.preferences)
+            implementation(libs.androidx.datastore)
             implementation(projects.shared)
         }
         commonTest.dependencies {

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

@@ -15,8 +15,10 @@ import androidx.compose.material3.ExperimentalMaterial3ExpressiveApi
 import androidx.compose.material3.MaterialExpressiveTheme
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.ModalBottomSheet
+import androidx.compose.material3.MotionScheme
 import androidx.compose.material3.SnackbarHostState
 import androidx.compose.material3.Text
+import androidx.compose.material3.Typography
 import androidx.compose.material3.darkColorScheme
 import androidx.compose.material3.dynamicDarkColorScheme
 import androidx.compose.material3.dynamicLightColorScheme
@@ -100,6 +102,8 @@ fun App() {
 
     MaterialExpressiveTheme(
         colorScheme = colorScheme,
+        typography = Typography(),
+        motionScheme = MotionScheme.expressive(),
     ) {
         CompositionLocalProvider(
             LocalNostrViewModel provides viewModel,

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

@@ -68,8 +68,19 @@ fun ChatScreen(
     val snackbarHostState = LocalSnackbarHostState.current
     val viewModel = LocalNostrViewModel.current
 
-    val room = viewModel.getChatRoom(id)
     val listState = rememberLazyListState()
+    val chatRooms by viewModel.chatRooms.collectAsState()
+    val room = remember(chatRooms, id) { chatRooms.firstOrNull { it.id == id } }
+
+    if (room == null) {
+        Box(
+            modifier = Modifier.fillMaxSize(),
+            contentAlignment = Alignment.Center
+        ) {
+            LoadingIndicator()
+        }
+        return
+    }
 
     val displayName by remember(room) { room.displayNameFlow(viewModel) }.collectAsState("Loading...")
     val picture by remember(room) { room.pictureFlow(viewModel) }.collectAsState(null)

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

@@ -58,7 +58,6 @@ 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.LocalClipboard
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.unit.dp
 import coop.composeapp.generated.resources.Res
@@ -85,7 +84,6 @@ fun HomeScreen(
     onOpenChat: (Long) -> Unit,
     onNewChat: () -> Unit,
 ) {
-    val clipboard = LocalClipboard.current
     val navController = LocalNavController.current
     val snackbarHostState = LocalSnackbarHostState.current
     val viewModel = LocalNostrViewModel.current
@@ -112,15 +110,21 @@ fun HomeScreen(
         ?: remember { mutableStateOf(null) }
 
     LaunchedEffect(Unit) {
-        viewModel.getChatRooms()
+        if (qrResult == null) {
+            viewModel.getChatRooms()
+        }
     }
 
     LaunchedEffect(qrResult) {
         qrResult?.let { result ->
             runCatching { PublicKey.parse(result) }
                 .onSuccess { pubkey ->
-                    val roomId = viewModel.createChatRoom(listOf(pubkey))
-                    navController.navigate(Screen.Chat(roomId))
+                    try {
+                        val roomId = viewModel.createChatRoom(listOf(pubkey))
+                        navController.navigate(Screen.Chat(roomId))
+                    } catch (e: Exception) {
+                        e.message?.let { snackbarHostState.showSnackbar(it) }
+                    }
                 }
                 .onFailure { e -> println("Failed to parse QR: ${e.message}") }
 

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

@@ -76,7 +76,6 @@ fun ScanScreen(
             ScannerWithPermissions(
                 modifier = Modifier.fillMaxSize(),
                 onScanned = {
-                    println("Scanned: $it");
                     onResult(it)
                     true
                 },

gradle/libs.versions.toml

@@ -8,16 +8,19 @@ androidx-appcompat = "1.7.1"
 androidx-core = "1.18.0"
 androidx-espresso = "3.7.0"
 androidx-lifecycle = "2.10.0"
-androidx-navigation = "2.8.8"
+androidx-navigation = "2.9.8"
 androidx-testExt = "1.3.0"
-composeMultiplatform = "1.10.3"
+composeMultiplatform = "1.11.0"
+datastorePreferences = "1.2.1"
 junit = "4.13.2"
-kotlin = "2.3.20"
-kotlinx-serialization = "1.8.0"
-material3 = "1.10.0-alpha05"
-ktor = "3.4.3"
+kotlin = "2.3.21"
+kotlinx-serialization = "1.11.0"
+material3 = "1.11.0-alpha07"
+ktor = "3.5.0"
 
 [libraries]
+androidx-datastore-preferences = { module = "androidx.datastore:datastore-preferences", version.ref = "datastorePreferences" }
+androidx-datastore = { module = "androidx.datastore:datastore", version.ref = "datastorePreferences" }
 kotlin-test = { module = "org.jetbrains.kotlin:kotlin-test", version.ref = "kotlin" }
 kotlin-testJunit = { module = "org.jetbrains.kotlin:kotlin-test-junit", version.ref = "kotlin" }
 junit = { module = "junit:junit", version.ref = "junit" }
@@ -31,6 +34,7 @@ kotlinx-serialization-json = { module = "org.jetbrains.kotlinx:kotlinx-serializa
 compose-uiTooling = { module = "org.jetbrains.compose.ui:ui-tooling", version.ref = "composeMultiplatform" }
 androidx-lifecycle-viewmodelCompose = { module = "org.jetbrains.androidx.lifecycle:lifecycle-viewmodel-compose", version.ref = "androidx-lifecycle" }
 androidx-lifecycle-runtimeCompose = { module = "org.jetbrains.androidx.lifecycle:lifecycle-runtime-compose", version.ref = "androidx-lifecycle" }
+androidx-lifecycle-process = { group = "androidx.lifecycle", name = "lifecycle-process", version.ref = "androidx-lifecycle" }
 compose-runtime = { module = "org.jetbrains.compose.runtime:runtime", version.ref = "composeMultiplatform" }
 compose-foundation = { module = "org.jetbrains.compose.foundation:foundation", version.ref = "composeMultiplatform" }
 compose-material3 = { module = "org.jetbrains.compose.material3:material3", version.ref = "material3" }

shared/build.gradle.kts

@@ -25,15 +25,15 @@ kotlin {
 
     sourceSets {
         commonMain.dependencies {
-            implementation("org.jetbrains.androidx.lifecycle:lifecycle-viewmodel-compose:2.10.0")
-            implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.10.2")
-            implementation("org.jetbrains.kotlinx:kotlinx-datetime:0.8.0")
-            implementation("su.reya:nostr-sdk-kmp:0.2.3")
-            implementation("com.squareup.okio:okio:3.16.2")
             implementation(libs.ktor.client.core)
             implementation(libs.ktor.client.websockets)
             implementation(libs.ktor.client.content.negotiation)
             implementation(libs.ktor.serialization.kotlinx.json)
+            implementation(libs.androidx.lifecycle.viewmodelCompose)
+            implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.10.2")
+            implementation("org.jetbrains.kotlinx:kotlinx-datetime:0.8.0")
+            implementation("su.reya:nostr-sdk-kmp:0.2.3")
+            implementation("com.squareup.okio:okio:3.16.2")
         }
         androidMain.dependencies {
             implementation(libs.ktor.client.okhttp)

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

@@ -14,6 +14,7 @@ import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.asSharedFlow
 import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.flow.receiveAsFlow
+import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import kotlinx.coroutines.withTimeoutOrNull
@@ -406,20 +407,26 @@ class NostrViewModel(
     }
 
     fun createChatRoom(to: List<PublicKey>): Long {
-        if (nostr.signer.currentUser == null) throw IllegalStateException("User not signed in")
-        if (to.isEmpty()) throw IllegalArgumentException("At least one recipient is required")
+        try {
+            if (nostr.signer.currentUser == null) throw IllegalStateException("User not signed in")
+            if (to.isEmpty()) throw IllegalArgumentException("At least one recipient is required")
 
-        // Construct the rumor event
-        val rumor = EventBuilder
-            .privateMsgRumor(to.first(), "")
-            .tags(to.map { Tag.publicKey(it) })
-            .build(nostr.signer.currentUser!!)
+            // Construct the rumor event
+            val rumor = EventBuilder
+                .privateMsgRumor(to.first(), "")
+                .tags(to.map { Tag.publicKey(it) })
+                .build(nostr.signer.currentUser!!)
 
-        // Create a room from the rumor event
-        val room = Room.new(rumor, nostr.signer.currentUser!!)
-        _chatRooms.value += room
+            // Create a room from the rumor event
+            val room = Room.new(rumor, nostr.signer.currentUser!!)
+            _chatRooms.update { currentRooms ->
+                currentRooms + room
+            }
 
-        return room.id
+            return room.id
+        } catch (e: Exception) {
+            throw IllegalArgumentException("Failed to create room: ${e.message}")
+        }
     }
 
     fun getChatRoom(id: Long): Room {
@@ -429,10 +436,12 @@ class NostrViewModel(
 
     fun getChatRooms() {
         viewModelScope.launch {
-            try {
-                _chatRooms.value = nostr.getChatRooms() ?: emptySet()
-            } catch (e: Exception) {
-                showError("Error: ${e.message}")
+            val rooms = nostr.getChatRooms() ?: emptySet()
+            _chatRooms.update { currentRooms ->
+                val virtualRooms = currentRooms.filter { local ->
+                    rooms.none { db -> db.id == local.id }
+                }
+                rooms + virtualRooms
             }
         }
     }