add settings viewmodel

.gitignore

@@ -17,3 +17,4 @@ captures
 !*.xcworkspace/contents.xcworkspacedata
 **/xcshareddata/WorkspaceSettings.xcsettings
 node_modules/
+.artifacts/

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

@@ -39,6 +39,7 @@ import androidx.navigation3.ui.NavDisplay
 import kotlinx.coroutines.launch
 import su.reya.coop.repository.AccountRepository
 import su.reya.coop.repository.ChatRepository
+import su.reya.coop.repository.SettingsRepository
 import su.reya.coop.screens.ContactListScreen
 import su.reya.coop.screens.HomeScreen
 import su.reya.coop.screens.ImportScreen
@@ -56,11 +57,16 @@ import su.reya.coop.viewmodel.AccountViewModel
 import su.reya.coop.viewmodel.ChatScreenViewModel
 import su.reya.coop.viewmodel.ChatViewModel
 import su.reya.coop.viewmodel.ProfileCache
+import su.reya.coop.viewmodel.SettingsViewModel
 
 val LocalProfileCache = staticCompositionLocalOf<ProfileCache> {
     error("No ProfileCache provided")
 }
 
+val LocalSettings = staticCompositionLocalOf<Settings> {
+    error("No Settings provided")
+}
+
 val LocalSnackbarHostState = staticCompositionLocalOf<SnackbarHostState> {
     error("No SnackbarHostState provided")
 }
@@ -79,6 +85,7 @@ fun App(
     profileCache: ProfileCache,
     accountRepository: AccountRepository,
     chatRepository: ChatRepository,
+    settingsRepository: SettingsRepository,
 ) {
     val viewModelFactory = remember {
         object : ViewModelProvider.Factory {
@@ -92,6 +99,10 @@ fun App(
                         accountRepository
                     )
 
+                    modelClass.isAssignableFrom(SettingsViewModel::class.java) -> SettingsViewModel(
+                        settingsRepository
+                    )
+
                     else -> throw IllegalArgumentException("Unknown ViewModel class")
                 }
                 @Suppress("UNCHECKED_CAST")
@@ -102,6 +113,7 @@ fun App(
 
     val accountViewModel: AccountViewModel = viewModel(factory = viewModelFactory)
     val chatViewModel: ChatViewModel = viewModel(factory = viewModelFactory)
+    val settingsViewModel: SettingsViewModel = viewModel(factory = viewModelFactory)
 
     val context = LocalContext.current
     val activity = context as? ComponentActivity
@@ -113,19 +125,24 @@ fun App(
     val accountState by accountViewModel.state.collectAsStateWithLifecycle()
     val signerRequired = accountState.signerRequired
 
+    // Get the settings
+    val settings by settingsViewModel.settings.collectAsStateWithLifecycle()
+
     // Snackbar
     val snackbarHostState = remember { SnackbarHostState() }
 
     // Check if dark theme enabled
-    val darkMode = isSystemInDarkTheme()
+    val darkMode = when (settings.theme) {
+        Theme.Light -> false
+        Theme.Dark -> true
+        Theme.System -> isSystemInDarkTheme()
+    }
 
     // Enabled the dynamic color scheme
     val colorScheme = when {
         // Enable the dynamic color scheme for Android 12+
-        Build.VERSION.SDK_INT >= Build.VERSION_CODES.S -> {
-            if (isSystemInDarkTheme()) dynamicDarkColorScheme(context) else dynamicLightColorScheme(
-                context
-            )
+        settings.dynamicColor && Build.VERSION.SDK_INT >= Build.VERSION_CODES.S -> {
+            if (darkMode) dynamicDarkColorScheme(context) else dynamicLightColorScheme(context)
         }
         // When dark mode is enabled, use the dark color scheme
         darkMode -> darkColorScheme()
@@ -190,11 +207,11 @@ fun App(
     ) {
         CompositionLocalProvider(
             LocalProfileCache provides profileCache,
+            LocalSettings provides settings,
             LocalSnackbarHostState provides snackbarHostState,
             LocalNavigator provides navigator,
             LocalScanResult provides qrScanResult,
         ) {
-
             NavDisplay(
                 backStack = backStack,
                 onBack = {

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

@@ -14,6 +14,7 @@ import su.reya.coop.nostr.NostrManager
 import su.reya.coop.repository.AccountRepository
 import su.reya.coop.repository.ChatRepository
 import su.reya.coop.repository.MediaRepository
+import su.reya.coop.repository.SettingsRepository
 import su.reya.coop.viewmodel.ProfileCache
 import kotlin.system.exitProcess
 
@@ -25,16 +26,28 @@ class MainActivity : ComponentActivity() {
     private val profileCache by lazy { ProfileCache(NostrManager.instance) }
     private val scope = MainScope()
 
+    private val settingsRepository by lazy {
+        val storage = AppStore(this@MainActivity)
+        SettingsRepository(storage, scope)
+    }
+
     private val accountRepository by lazy {
         val storage = AppStore(this@MainActivity)
-        val mediaRepository = MediaRepository()
+        val mediaRepository = MediaRepository(settingsRepository)
         val androidSigner = AndroidExternalSigner(this@MainActivity, externalSignerLauncher)
-        AccountRepository(NostrManager.instance, storage, mediaRepository, scope, androidSigner)
+        AccountRepository(
+            NostrManager.instance,
+            storage,
+            mediaRepository,
+            settingsRepository,
+            scope,
+            androidSigner
+        )
     }
 
     private val chatRepository by lazy {
-        val mediaRepository = MediaRepository()
-        ChatRepository(NostrManager.instance, mediaRepository, scope)
+        val mediaRepository = MediaRepository(settingsRepository)
+        ChatRepository(NostrManager.instance, mediaRepository, settingsRepository, scope)
     }
 
     override fun onCreate(savedInstanceState: Bundle?) {
@@ -82,6 +95,7 @@ class MainActivity : ComponentActivity() {
                 profileCache = profileCache,
                 accountRepository = accountRepository,
                 chatRepository = chatRepository,
+                settingsRepository = settingsRepository,
             )
         }
     }

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

@@ -73,7 +73,8 @@ fun ContactListScreen(
 ) {
     val navigator = LocalNavigator.current
     val snackbarHostState = LocalSnackbarHostState.current
-    val contactList by accountViewModel.contactList.collectAsStateWithLifecycle()
+    val accountState by accountViewModel.state.collectAsStateWithLifecycle()
+    val contactList = accountState.contactList
     var openAddContactDialog by remember { mutableStateOf(false) }
     var contactToDelete by remember { mutableStateOf<PublicKey?>(null) }
 

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

@@ -126,13 +126,13 @@ fun HomeScreen(
     val userProfile by accountViewModel.currentUserProfile.collectAsStateWithLifecycle()
     val chatRooms by chatViewModel.chatRooms.collectAsStateWithLifecycle()
 
-    val isRelayListEmpty by accountViewModel.isRelayListEmpty.collectAsStateWithLifecycle()
+    val accountState by accountViewModel.state.collectAsStateWithLifecycle()
+    val isRelayListEmpty = accountState.isRelayListEmpty
+    val isBannerDismissed = accountState.isNotificationBannerDismissed
+
     val isSyncing by chatViewModel.isSyncing.collectAsStateWithLifecycle()
     val isPartialProcessedGiftWrap by chatViewModel.isPartialProcessedGiftWrap.collectAsStateWithLifecycle()
 
-    val accountState by accountViewModel.state.collectAsStateWithLifecycle()
-    val isBannerDismissed = accountState.isNotificationBannerDismissed
-
     val expandedFab by remember { derivedStateOf { listState.firstVisibleItemIndex == 0 } }
     var showBottomSheet by remember { mutableStateOf(false) }
     var isRefreshing by remember { mutableStateOf(false) }

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

@@ -101,13 +101,6 @@ fun ImportScreen(viewModel: AccountViewModel) {
         }
     }
 
-    // Show import errors via snackbar
-    LaunchedEffect(accountState.importError) {
-        accountState.importError?.let {
-            snackbarHostState.showSnackbar(it)
-        }
-    }
-
     Scaffold(
         containerColor = MaterialTheme.colorScheme.surfaceContainer,
         snackbarHost = { SnackbarHost(snackbarHostState) },

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

@@ -75,7 +75,8 @@ fun NewChatScreen(
     val snackbarHostState = LocalSnackbarHostState.current
     val navigator = LocalNavigator.current
     val qrScanResult = LocalScanResult.current
-    val contactList by accountViewModel.contactList.collectAsStateWithLifecycle()
+    val accountState by accountViewModel.state.collectAsStateWithLifecycle()
+    val contactList = accountState.contactList
     var query by remember { mutableStateOf("") }
 
     val createGroup = remember { mutableStateOf(false) }

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

@@ -70,13 +70,6 @@ fun OnboardingScreen(viewModel: AccountViewModel) {
         }
     }
 
-    // Show connection errors
-    LaunchedEffect(accountState.importError) {
-        accountState.importError?.let {
-            snackbarHostState.showSnackbar(it)
-        }
-    }
-
     val logoPainter = painterResource(Res.drawable.coop)
     val expressiveFont = getExpressiveFontFamily()
 

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

@@ -100,8 +100,9 @@ fun RelayScreen(viewModel: AccountViewModel) {
         viewModel.loadCurrentUserMsgRelayList()
     }
 
-    val loadedRelayList by viewModel.userRelayList.collectAsStateWithLifecycle()
-    val loadedMsgRelayList by viewModel.userMsgRelayList.collectAsStateWithLifecycle()
+    val accountState by viewModel.state.collectAsStateWithLifecycle()
+    val loadedRelayList = accountState.userRelayList
+    val loadedMsgRelayList = accountState.userMsgRelayList
 
     LaunchedEffect(loadedRelayList) {
         if (loadedRelayList.isNotEmpty()) {

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

@@ -0,0 +1,22 @@
+package su.reya.coop
+
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class Settings(
+    val theme: Theme = Theme.System,
+    val dynamicColor: Boolean = true,
+    val media: Media = Media.AlwaysEnabled,
+    val screening: Boolean = true,
+    val blossomServer: String? = "https://blossom.band",
+)
+
+@Serializable
+enum class Theme {
+    Light, Dark, System
+}
+
+@Serializable
+enum class Media {
+    Disabled, DisabledForMobileData, AlwaysEnabled
+}

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

@@ -47,13 +47,17 @@ data class AccountState(
     val signerRequired: Boolean? = null,
     val isNotificationBannerDismissed: Boolean = false,
     val isImporting: Boolean = false,
-    val importError: String? = null,
+    val isRelayListEmpty: Boolean = false,
+    val contactList: Set<PublicKey> = emptySet(),
+    val userRelayList: Map<RelayUrl, RelayMetadata?> = emptyMap(),
+    val userMsgRelayList: List<RelayUrl> = emptyList(),
 )
 
 class AccountRepository(
     private val nostr: Nostr,
     private val storage: AppStorage,
     private val mediaRepository: MediaRepository,
+    private val settingsRepository: SettingsRepository,
     private val scope: CoroutineScope,
     private val externalSignerHandler: ExternalSignerHandler? = null,
     private val defaultDispatcher: CoroutineDispatcher = Dispatchers.Default,
@@ -72,23 +76,9 @@ class AccountRepository(
 
     @OptIn(ExperimentalCoroutinesApi::class)
     val currentUserProfile: StateFlow<Profile?> = nostr.signer.publicKeyFlow
-        .flatMapLatest { pubkey ->
-            if (pubkey != null) currentUserProfileFlow(pubkey) else flowOf(null)
-        }
+        .flatMapLatest { if (it != null) currentUserProfileFlow(it) else flowOf(null) }
         .stateIn(scope, SharingStarted.WhileSubscribed(5000), null)
 
-    private val _contactList = MutableStateFlow<Set<PublicKey>>(emptySet())
-    val contactList: StateFlow<Set<PublicKey>> = _contactList.asStateFlow()
-
-    private val _isRelayListEmpty = MutableStateFlow(false)
-    val isRelayListEmpty: StateFlow<Boolean> = _isRelayListEmpty.asStateFlow()
-
-    private val _userRelayList = MutableStateFlow<Map<RelayUrl, RelayMetadata?>>(emptyMap())
-    val userRelayList: StateFlow<Map<RelayUrl, RelayMetadata?>> = _userRelayList.asStateFlow()
-
-    private val _userMsgRelayList = MutableStateFlow<List<RelayUrl>>(emptyList())
-    val userMsgRelayList: StateFlow<List<RelayUrl>> = _userMsgRelayList.asStateFlow()
-
     init {
         checkNotificationBannerDismissedStatus()
         login()
@@ -116,7 +106,7 @@ class AccountRepository(
                     } ?: emptyList()
 
                     // Automatically update the warning state
-                    _isRelayListEmpty.value = relays.isEmpty()
+                    _state.update { it.copy(isRelayListEmpty = relays.isEmpty()) }
                 }
         }
     }
@@ -229,7 +219,7 @@ class AccountRepository(
 
     fun importIdentity(secret: String, password: String? = null) {
         scope.launch {
-            _state.update { it.copy(isImporting = true, importError = null) }
+            _state.update { it.copy(isImporting = true) }
             try {
                 val (signer, decryptedSecret) = createSigner(secret, password)
 
@@ -239,14 +229,14 @@ class AccountRepository(
                 _state.update { it.copy(signerRequired = false, isImporting = false) }
             } catch (e: Exception) {
                 showError("Import failed: ${e.message}")
-                _state.update { it.copy(isImporting = false, importError = e.message) }
+                _state.update { it.copy(isImporting = false) }
             }
         }
     }
 
     fun connectExternalSigner() {
         scope.launch {
-            _state.update { it.copy(isImporting = true, importError = null) }
+            _state.update { it.copy(isImporting = true) }
             try {
                 val handler =
                     externalSignerHandler ?: throw IllegalStateException("Signer not available")
@@ -276,7 +266,7 @@ class AccountRepository(
                 _state.update { it.copy(signerRequired = false, isImporting = false) }
             } catch (e: Exception) {
                 showError("External signer connection failed: ${e.message}")
-                _state.update { it.copy(isImporting = false, importError = e.message) }
+                _state.update { it.copy(isImporting = false) }
             }
         }
     }
@@ -288,7 +278,7 @@ class AccountRepository(
         contentType: String? = null
     ) {
         scope.launch {
-            _state.update { it.copy(isImporting = true, importError = null) }
+            _state.update { it.copy(isImporting = true) }
             try {
                 val keys = Keys.generate()
                 val secret = keys.secretKey().toBech32()
@@ -307,7 +297,7 @@ class AccountRepository(
                 _state.update { it.copy(signerRequired = false, isImporting = false) }
             } catch (e: Exception) {
                 showError("Identity creation failed: ${e.message}")
-                _state.update { it.copy(isImporting = false, importError = e.message) }
+                _state.update { it.copy(isImporting = false) }
             }
         }
     }
@@ -355,14 +345,13 @@ class AccountRepository(
         scope.launch {
             nostr.waitUntilInitialized()
             nostr.profiles.contactListUpdates.collect { contacts ->
-                _contactList.value = contacts.toSet()
+                _state.update { it.copy(contactList = contacts.toSet()) }
             }
         }
     }
 
     fun resetInternalState() {
-        _contactList.value = emptySet()
-        _isRelayListEmpty.value = false
+        _state.update { it.copy(contactList = emptySet(), isRelayListEmpty = false) }
     }
 
     fun addContact(address: String) {
@@ -378,12 +367,12 @@ class AccountRepository(
                 return@launch
             }
 
-            if (pubkey in _contactList.value) return@launch
+            if (pubkey in _state.value.contactList) return@launch
 
             try {
-                val updated = _contactList.value + pubkey
+                val updated = _state.value.contactList + pubkey
                 nostr.profiles.setContactList(updated.toList())
-                _contactList.update { it + pubkey }
+                _state.update { it.copy(contactList = it.contactList + pubkey) }
             } catch (e: Exception) {
                 showError("Error: ${e.message}")
             }
@@ -392,12 +381,12 @@ class AccountRepository(
 
     fun removeContact(publicKey: PublicKey) {
         scope.launch {
-            if (publicKey !in _contactList.value) return@launch
+            if (publicKey !in _state.value.contactList) return@launch
 
             try {
-                val updated = _contactList.value - publicKey
+                val updated = _state.value.contactList - publicKey
                 nostr.profiles.setContactList(updated.toList())
-                _contactList.update { it - publicKey }
+                _state.update { it.copy(contactList = it.contactList - publicKey) }
             } catch (e: Exception) {
                 showError("Error: ${e.message}")
             }
@@ -460,7 +449,7 @@ class AccountRepository(
     }
 
     fun dismissRelayWarning() {
-        _isRelayListEmpty.value = false
+        _state.update { it.copy(isRelayListEmpty = false) }
     }
 
     fun refetchMsgRelays() {
@@ -487,7 +476,8 @@ class AccountRepository(
         scope.launch {
             try {
                 val user = nostr.signer.getPublicKeyAsync() ?: throw Exception("User not found")
-                _userRelayList.value = nostr.relays.getRelayList(user)
+                val relayList = nostr.relays.getRelayList(user)
+                _state.update { it.copy(userRelayList = relayList) }
             } catch (e: Exception) {
                 showError("Error: ${e.message}")
             }
@@ -550,7 +540,8 @@ class AccountRepository(
         scope.launch {
             try {
                 val user = nostr.signer.getPublicKeyAsync() ?: throw Exception("User not found")
-                _userMsgRelayList.value = nostr.relays.getMsgRelays(user)
+                val msgRelays = nostr.relays.getMsgRelays(user)
+                _state.update { it.copy(userMsgRelayList = msgRelays) }
             } catch (e: Exception) {
                 showError("Error: ${e.message}")
             }

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

@@ -36,6 +36,7 @@ data class ChatState(
 class ChatRepository(
     private val nostr: Nostr,
     private val mediaRepository: MediaRepository,
+    private val settingsRepository: SettingsRepository,
     private val scope: CoroutineScope,
     private val defaultDispatcher: CoroutineDispatcher = Dispatchers.Default,
 ) : ErrorHost by createErrorHost() {

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

@@ -8,7 +8,9 @@ import kotlinx.serialization.json.Json
 import rust.nostr.sdk.AsyncNostrSigner
 import su.reya.coop.blossom.BlossomClient
 
-class MediaRepository {
+class MediaRepository(
+    private val settingsRepository: SettingsRepository
+) {
     private val httpClient = HttpClient {
         install(ContentNegotiation) {
             json(Json {
@@ -25,12 +27,9 @@ class MediaRepository {
         contentType: String? = "image/jpeg"
     ): String? {
         return try {
-            val blossom = BlossomClient(url = "https://blossom.band", client = httpClient)
-            val descriptor = blossom.upload(
-                file = file,
-                contentType = contentType,
-                signer = signer,
-            )
+            val url = settingsRepository.settings.value.blossomServer ?: "https://blossom.band"
+            val blossom = BlossomClient(url, httpClient)
+            val descriptor = blossom.upload(file = file, contentType = contentType, signer = signer)
             descriptor?.url
         } catch (e: CancellationException) {
             throw e

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

@@ -0,0 +1,61 @@
+package su.reya.coop.repository
+
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.flow.update
+import kotlinx.coroutines.launch
+import kotlinx.serialization.encodeToString
+import kotlinx.serialization.json.Json
+import su.reya.coop.AppStorage
+import su.reya.coop.Settings
+
+class SettingsRepository(
+    private val storage: AppStorage,
+    private val scope: CoroutineScope
+) {
+    companion object {
+        private const val KEY_SETTINGS = "app_settings"
+    }
+
+    private val json = Json {
+        ignoreUnknownKeys = true
+        encodeDefaults = true
+    }
+
+    private val _settings = MutableStateFlow(Settings())
+    val settings: StateFlow<Settings> = _settings.asStateFlow()
+
+    init {
+        scope.launch {
+            _settings.value = load()
+        }
+    }
+
+    fun update(transform: (Settings) -> Settings) {
+        scope.launch {
+            val newSettings = transform(_settings.value)
+            _settings.value = newSettings
+            save(newSettings)
+        }
+    }
+
+    private suspend fun save(settings: Settings) {
+        val jsonString = json.encodeToString(settings)
+        storage.set(KEY_SETTINGS, jsonString)
+    }
+
+    private suspend fun load(): Settings {
+        val jsonString = storage.get(KEY_SETTINGS)
+        return if (jsonString != null) {
+            try {
+                json.decodeFromString<Settings>(jsonString)
+            } catch (_: Exception) {
+                Settings()
+            }
+        } else {
+            Settings()
+        }
+    }
+}

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

@@ -3,8 +3,6 @@ package su.reya.coop.viewmodel
 import androidx.lifecycle.ViewModel
 import kotlinx.coroutines.flow.StateFlow
 import rust.nostr.sdk.PublicKey
-import rust.nostr.sdk.RelayMetadata
-import rust.nostr.sdk.RelayUrl
 import rust.nostr.sdk.Timestamp
 import su.reya.coop.Profile
 import su.reya.coop.repository.AccountRepository
@@ -16,10 +14,6 @@ class AccountViewModel(
     val state: StateFlow<AccountState> = repository.state
     val isUpdatingProfile: StateFlow<Boolean> = repository.isUpdatingProfile
     val currentUserProfile: StateFlow<Profile?> = repository.currentUserProfile
-    val contactList: StateFlow<Set<PublicKey>> = repository.contactList
-    val isRelayListEmpty: StateFlow<Boolean> = repository.isRelayListEmpty
-    val userRelayList: StateFlow<Map<RelayUrl, RelayMetadata?>> = repository.userRelayList
-    val userMsgRelayList: StateFlow<List<RelayUrl>> = repository.userMsgRelayList
 
     fun logout(onLogout: () -> Unit = {}) = repository.logout(onLogout)
     fun dismissNotificationBanner() = repository.dismissNotificationBanner()

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

@@ -0,0 +1,16 @@
+package su.reya.coop.viewmodel
+
+import androidx.lifecycle.ViewModel
+import kotlinx.coroutines.flow.StateFlow
+import su.reya.coop.Settings
+import su.reya.coop.repository.SettingsRepository
+
+class SettingsViewModel(
+    private val repository: SettingsRepository
+) : ViewModel() {
+    val settings: StateFlow<Settings> = repository.settings
+
+    fun update(transform: (Settings) -> Settings) {
+        repository.update(transform)
+    }
+}