| 1 | import 'package:flutter_gemma/flutter_gemma.dart'; |
| 2 | import 'package:flutter_riverpod/flutter_riverpod.dart'; |
| 3 | import 'package:package_info_plus/package_info_plus.dart'; |
| 4 | |
| 5 | import '../../features/chat/data/models/mcp_integration.dart'; |
| 6 | import '../../features/chat/utils/image_upload_utils.dart'; |
| 7 | import '../../features/settings/data/models/app_settings.dart'; |
| 8 | import '../models/enums.dart'; |
| 9 | import '../../features/tts/data/kitten_tts_model.dart'; |
| 10 | import 'storage_providers.dart'; |
| 11 | import '../theme/app_theme.dart'; |
| 12 | |
| 13 | final themeModeProvider = NotifierProvider<ThemeModeNotifier, AppThemeType>(() { |
| 14 | return ThemeModeNotifier(); |
| 15 | }); |
| 16 | |
| 17 | class ThemeModeNotifier extends Notifier<AppThemeType> { |
| 18 | @override |
| 19 | AppThemeType build() { |
| 20 | final prefs = ref.watch(sharedPreferencesProvider); |
| 21 | final savedMode = prefs.getInt('themeMode'); |
| 22 | if (savedMode != null && |
| 23 | savedMode >= 0 && |
| 24 | savedMode < AppThemeType.values.length) { |
| 25 | return AppThemeType.values[savedMode]; |
| 26 | } |
| 27 | return AppThemeType.system; |
| 28 | } |
| 29 | |
| 30 | void setThemeMode(AppThemeType mode) { |
| 31 | final prefs = ref.read(sharedPreferencesProvider); |
| 32 | state = mode; |
| 33 | prefs.setInt('themeMode', mode.index); |
| 34 | } |
| 35 | } |
| 36 | |
| 37 | final settingsProvider = NotifierProvider<SettingsNotifier, AppSettings>(() { |
| 38 | return SettingsNotifier(); |
| 39 | }); |
| 40 | |
| 41 | class SettingsNotifier extends Notifier<AppSettings> { |
| 42 | @override |
| 43 | AppSettings build() { |
| 44 | final prefs = ref.watch(sharedPreferencesProvider); |
| 45 | final savedJson = prefs.getString('appSettings'); |
| 46 | if (savedJson != null) { |
| 47 | try { |
| 48 | return AppSettings.fromJson(savedJson); |
| 49 | } catch (_) {} |
| 50 | } |
| 51 | return AppSettings(); |
| 52 | } |
| 53 | |
| 54 | Future<void> updateSettings(AppSettings appSettings) async { |
| 55 | final prefs = ref.read(sharedPreferencesProvider); |
| 56 | state = appSettings; |
| 57 | await prefs.setString('appSettings', appSettings.toJson()); |
| 58 | } |
| 59 | |
| 60 | void setTemperature(double value) => |
| 61 | _update(state.copyWith(temperature: value)); |
| 62 | void setTopP(double value) => _update(state.copyWith(topP: value)); |
| 63 | void setMaxTokens(int value) => _update(state.copyWith(maxTokens: value)); |
| 64 | void setContextLength(int value) => |
| 65 | _update(state.copyWith(contextLength: value)); |
| 66 | void setFontSize(double value) => _update(state.copyWith(fontSize: value)); |
| 67 | void setShowSystemMessages(bool value) => |
| 68 | _update(state.copyWith(showSystemMessages: value)); |
| 69 | void setHapticFeedback(bool value) => |
| 70 | _update(state.copyWith(hapticFeedbackEnabled: value)); |
| 71 | void setSendOnEnter(bool value) => |
| 72 | _update(state.copyWith(sendOnEnter: value)); |
| 73 | void setDefaultServer(String? id) => |
| 74 | _update(state.copyWith(defaultServerId: id)); |
| 75 | void setShowDataIndicator(bool value) => |
| 76 | _update(state.copyWith(showDataIndicator: value)); |
| 77 | void setAutoGenerateTitle(bool value) => |
| 78 | _update(state.copyWith(autoGenerateTitle: value)); |
| 79 | void setStreamingEnabled(bool value) => |
| 80 | _update(state.copyWith(streamingEnabled: value)); |
| 81 | void setDefaultPersona(String? id) => |
| 82 | _update(state.copyWith(defaultPersonaId: id)); |
| 83 | void setDefaultModel({String? serverId, String? modelId}) => _update( |
| 84 | state.copyWith(defaultModelServerId: serverId, defaultModelId: modelId), |
| 85 | ); |
| 86 | void clearDefaultModel() => |
| 87 | _update(state.copyWith(defaultModelServerId: null, defaultModelId: null)); |
| 88 | void setHasCompletedOnboarding(bool value) => |
| 89 | _update(state.copyWith(hasCompletedOnboarding: value)); |
| 90 | void setMcpEnabled(bool value) => _update(state.copyWith(mcpEnabled: value)); |
| 91 | void setNewChatMcpEnabled(bool value) => |
| 92 | _update(state.copyWith(newChatMcpEnabled: value)); |
| 93 | void setCodeThemeDark(SyntaxThemeName value) => |
| 94 | _update(state.copyWith(codeThemeDark: value)); |
| 95 | void setCodeThemeLight(SyntaxThemeName value) => |
| 96 | _update(state.copyWith(codeThemeLight: value)); |
| 97 | void setPreferredBackend(PreferredBackend value) => |
| 98 | _update(state.copyWith(preferredBackend: value)); |
| 99 | void setTtsEngine(EngineId value) => |
| 100 | _update(state.copyWith(ttsEngine: value, ttsVoiceId: null)); |
| 101 | void setTtsVoiceId(String? value) => |
| 102 | _update(state.copyWith(ttsVoiceId: value)); |
| 103 | void setTtsSpeed(double value) => _update(state.copyWith(ttsSpeed: value)); |
| 104 | void setKittenTtsModelVariant(KittenTtsModelVariant value) => |
| 105 | _update(state.copyWith(kittenTtsModelVariant: value)); |
| 106 | void setAutoSpeakEnabled(bool value) => |
| 107 | _update(state.copyWith(autoSpeakEnabled: value)); |
| 108 | void setConciseVoiceResponsesEnabled(bool value) => |
| 109 | _update(state.copyWith(conciseVoiceResponsesEnabled: value)); |
| 110 | void setTtsProcessMarkdown(bool value) => |
| 111 | _update(state.copyWith(ttsProcessMarkdown: value)); |
| 112 | void setTtsSkipSeconds(int value) => |
| 113 | _update(state.copyWith(ttsSkipSeconds: value)); |
| 114 | void setSmartReplyEnabled(bool value) => |
| 115 | _update(state.copyWith(smartReplyEnabled: value)); |
| 116 | void setAiUserResponseEnabled(bool value) => |
| 117 | _update(state.copyWith(aiUserResponseEnabled: value)); |
| 118 | void setLocaleCode(String? value) => |
| 119 | _update(state.copyWith(localeCode: value)); |
| 120 | void setHuggingFaceToken(String? value) => |
| 121 | _update(state.copyWith(huggingFaceToken: value)); |
| 122 | void setUnloadModelsBeforeLoad(bool value) => |
| 123 | _update(state.copyWith(unloadModelsBeforeLoad: value)); |
| 124 | void setTempChatKeyboardIncognito(bool value) => |
| 125 | _update(state.copyWith(tempChatKeyboardIncognito: value)); |
| 126 | void setResumeLastChat(bool value) => |
| 127 | _update(state.copyWith(resumeLastChat: value)); |
| 128 | void setImageCompressionEnabled(bool value) => |
| 129 | _update(state.copyWith(imageCompressionEnabled: value)); |
| 130 | void setImageCompressionLevel(ImageCompressionLevel value) => |
| 131 | _update(state.copyWith(imageCompressionLevel: value)); |
| 132 | void setSmartRepliesUsePersona(bool value) => |
| 133 | _update(state.copyWith(smartRepliesUsePersona: value)); |
| 134 | void setKeepPersonaOnNewChat(bool value) => |
| 135 | _update(state.copyWith(keepPersonaOnNewChat: value)); |
| 136 | void setRoleSwapButtonEnabled(bool value) => |
| 137 | _update(state.copyWith(roleSwapButtonEnabled: value)); |
| 138 | void setShowSystemMessagesInChat(bool value) => |
| 139 | _update(state.copyWith(showSystemMessagesInChat: value)); |
| 140 | void setCalendarToolsEnabled(bool value) => |
| 141 | _update(state.copyWith(calendarToolsEnabled: value)); |
| 142 | void setLocationToolsEnabled(bool value) => |
| 143 | _update(state.copyWith(locationToolsEnabled: value)); |
| 144 | void setAutoCollapseThinking(bool value) => |
| 145 | _update(state.copyWith(autoCollapseThinking: value)); |
| 146 | void setSendTemperature(bool value) => |
| 147 | _update(state.copyWith(sendTemperature: value)); |
| 148 | void setSendTopP(bool value) => _update(state.copyWith(sendTopP: value)); |
| 149 | void setDefaultSystemPrompt(String value) => |
| 150 | _update(state.copyWith(defaultSystemPrompt: value.trim())); |
| 151 | |
| 152 | void addSavedMcpIntegration(McpIntegration integration) { |
| 153 | final current = List<McpIntegration>.from(state.savedMcpIntegrations); |
| 154 | final exists = current.any( |
| 155 | (i) => |
| 156 | (integration.pluginId != null && |
| 157 | i.pluginId == integration.pluginId) || |
| 158 | (integration.serverUrl != null && |
| 159 | i.serverUrl == integration.serverUrl), |
| 160 | ); |
| 161 | if (!exists) { |
| 162 | current.add(integration); |
| 163 | _update(state.copyWith(savedMcpIntegrations: current)); |
| 164 | } |
| 165 | } |
| 166 | |
| 167 | void removeSavedMcpIntegration(int index) { |
| 168 | if (index >= 0 && index < state.savedMcpIntegrations.length) { |
| 169 | final current = List<McpIntegration>.from(state.savedMcpIntegrations) |
| 170 | ..removeAt(index); |
| 171 | _update(state.copyWith(savedMcpIntegrations: current)); |
| 172 | } |
| 173 | } |
| 174 | |
| 175 | void toggleSavedMcpIntegration(int index, bool enabled) { |
| 176 | if (index >= 0 && index < state.savedMcpIntegrations.length) { |
| 177 | final current = List<McpIntegration>.from(state.savedMcpIntegrations); |
| 178 | current[index] = current[index].copyWith(enabled: enabled); |
| 179 | _update(state.copyWith(savedMcpIntegrations: current)); |
| 180 | } |
| 181 | } |
| 182 | |
| 183 | Future<void> _update(AppSettings updated) async { |
| 184 | state = updated; |
| 185 | final prefs = ref.read(sharedPreferencesProvider); |
| 186 | // Fire-and-forget persistence: in-memory state is updated synchronously |
| 187 | // above so the UI reflects the new value immediately. The async write to |
| 188 | // SharedPreferences is not awaited by setter callers (which are sync |
| 189 | // UI handlers), so a hard app kill between the state mutation and the |
| 190 | // write completing can lose the most recent setting change. Settings |
| 191 | // are flushed on every state change and on app pause via |
| 192 | // [flushPendingSettings] in the root widget. |
| 193 | await prefs.setString('appSettings', updated.toJson()); |
| 194 | } |
| 195 | |
| 196 | Future<void> resetToDefaults() async { |
| 197 | state = AppSettings(); |
| 198 | final prefs = ref.read(sharedPreferencesProvider); |
| 199 | await prefs.setString('appSettings', state.toJson()); |
| 200 | } |
| 201 | } |
| 202 | |
| 203 | final packageInfoProvider = FutureProvider<PackageInfo>((ref) async { |
| 204 | return PackageInfo.fromPlatform(); |
| 205 | }); |