Initial commit: libp2p-native-bridge package
- Extracted libp2p component from main app - Created modular package structure with interfaces and implementations - Added dependency injection for NativeModules - Configured for IOR loading from Gitea - Added comprehensive README and documentation
This commit is contained in:
Chris Daßler
298
implementations/SettingsService.ts
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298
implementations/SettingsService.ts
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/**
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* Settings Service
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*
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* Manages application settings and provides methods to:
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* - Load/save settings
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* - Apply settings to native modules
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* - Reset application data
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*/
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import { LoggerComponent } from 'ior:gitea:gitea.metatrom.net:universal-components/logger@1.0.0';
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import AsyncStorage from '@react-native-async-storage/async-storage';
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import { NativeModules, Platform } from 'react-native';
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// Storage keys
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const SETTINGS_KEY = '@libp2p_settings';
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// Default settings
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export const DEFAULT_SETTINGS = {
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tcpPort: 10000,
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wsPort: 10005,
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discoveryTimeout: 30000,
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enableDebugLogs: false,
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autoDiscovery: false,
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useCustomPorts: false,
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dhtServerUrl: 'ws://192.168.188.40:3000/ws', // This is the default/fallback DHT server URL
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};
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export interface AppSettings {
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tcpPort: number;
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wsPort: number;
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discoveryTimeout: number;
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enableDebugLogs: boolean;
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autoDiscovery: boolean;
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useCustomPorts: boolean;
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dhtServerUrl: string;
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}
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export interface INativeModules {
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Libp2pModule?: any;
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DiscoveryModule?: any;
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SecureStorageModule?: any;
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}
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export class SettingsService {
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private static instance: SettingsService | null = null;
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private currentSettings: AppSettings = DEFAULT_SETTINGS;
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private logger = new LoggerComponent('SettingsService');
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private nativeModules: INativeModules;
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private constructor(nativeModules?: INativeModules) {
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// Allow dependency injection of native modules
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this.nativeModules = nativeModules || NativeModules;
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}
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public static getInstance(nativeModules?: INativeModules): SettingsService {
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if (!SettingsService.instance) {
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SettingsService.instance = new SettingsService(nativeModules);
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}
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return SettingsService.instance;
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}
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/**
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* Reset the singleton instance (useful for testing)
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*/
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public static resetInstance(): void {
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SettingsService.instance = null;
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}
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/**
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* Initialize settings service
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*/
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async initialize(): Promise<AppSettings> {
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try {
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const settings = await this.loadSettings();
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this.currentSettings = settings;
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return settings;
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} catch (error) {
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this.logger.error('[SettingsService] Failed to initialize:', error);
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return DEFAULT_SETTINGS;
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}
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}
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/**
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* Load settings from storage
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*/
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async loadSettings(): Promise<AppSettings> {
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try {
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const stored = await AsyncStorage.getItem(SETTINGS_KEY);
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if (stored) {
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const parsed = JSON.parse(stored);
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return { ...DEFAULT_SETTINGS, ...parsed };
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}
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} catch (error) {
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this.logger.error('[SettingsService] Failed to load settings:', error);
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}
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return DEFAULT_SETTINGS;
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}
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/**
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* Save settings to storage
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*/
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async saveSettings(settings: AppSettings): Promise<void> {
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try {
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await AsyncStorage.setItem(SETTINGS_KEY, JSON.stringify(settings));
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this.currentSettings = settings;
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// Apply settings to native modules if needed
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await this.applySettings(settings);
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} catch (error) {
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this.logger.error('[SettingsService] Failed to save settings:', error);
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throw error;
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}
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}
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/**
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* Apply settings to native modules
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*/
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private async applySettings(settings: AppSettings): Promise<void> {
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const { Libp2pModule, DiscoveryModule } = this.nativeModules;
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// Apply port settings if custom ports are enabled
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if (settings.useCustomPorts) {
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// This would need to be passed to the native modules
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// when starting the libp2p node
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this.logger.debug('[SettingsService] Custom ports:', {
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tcp: settings.tcpPort,
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ws: settings.wsPort,
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});
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}
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// Apply debug logging
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if (Libp2pModule?.setDebugConsoleOutput) {
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Libp2pModule.setDebugConsoleOutput(settings.enableDebugLogs);
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}
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// Apply discovery timeout
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if (DiscoveryModule?.setDiscoveryTimeout) {
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DiscoveryModule.setDiscoveryTimeout(settings.discoveryTimeout);
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}
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}
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/**
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* Get current settings
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*/
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getSettings(): AppSettings {
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return this.currentSettings;
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}
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/**
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* Get specific setting value
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*/
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getSetting<K extends keyof AppSettings>(key: K): AppSettings[K] {
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return this.currentSettings[key];
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}
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/**
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* Update specific setting
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*/
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async updateSetting<K extends keyof AppSettings>(key: K, value: AppSettings[K]): Promise<void> {
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const newSettings = { ...this.currentSettings, [key]: value };
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await this.saveSettings(newSettings);
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}
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/**
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* Reset all application data
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*/
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async resetAllData(): Promise<void> {
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try {
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this.logger.info('[SettingsService] Starting app reset...');
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// Clear all AsyncStorage (this includes dht_discovered_users)
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const allKeys = await AsyncStorage.getAllKeys();
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this.logger.debug('[SettingsService] Clearing AsyncStorage keys:', allKeys);
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await AsyncStorage.multiRemove(allKeys);
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// Clear native module data
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await this.clearNativeData();
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// Reset settings to defaults
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this.currentSettings = DEFAULT_SETTINGS;
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this.logger.info('[SettingsService] App reset complete');
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} catch (error) {
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this.logger.error('[SettingsService] Failed to reset app data:', error);
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throw error;
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}
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}
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/**
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* Clear native module stored data
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*/
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private async clearNativeData(): Promise<void> {
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const { Libp2pModule, DiscoveryModule, SecureStorageModule } = this.nativeModules;
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try {
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if (Platform.OS === 'ios') {
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// Clear iOS UserDefaults
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if (Libp2pModule?.clearStoredData) {
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await Libp2pModule.clearStoredData();
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}
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if (DiscoveryModule?.clearStoredData) {
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await DiscoveryModule.clearStoredData();
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}
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if (SecureStorageModule?.clearAll) {
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await SecureStorageModule.clearAll();
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}
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} else if (Platform.OS === 'android') {
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// Clear Android SharedPreferences
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if (Libp2pModule?.clearStoredData) {
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await Libp2pModule.clearStoredData();
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}
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if (DiscoveryModule?.clearStoredData) {
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await DiscoveryModule.clearStoredData();
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}
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if (SecureStorageModule?.clearAll) {
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await SecureStorageModule.clearAll();
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}
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}
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} catch (error) {
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this.logger.error('[SettingsService] Failed to clear native data:', error);
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// Continue even if native clear fails
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}
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}
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/**
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* Export all app data for debugging
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*/
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async exportDebugData(): Promise<object> {
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try {
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const allKeys = await AsyncStorage.getAllKeys();
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const allData: Record<string, unknown> = {};
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for (const key of allKeys) {
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try {
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const value = await AsyncStorage.getItem(key);
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allData[key] = value ? JSON.parse(value) : null;
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} catch {
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// If JSON parse fails, store as string
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allData[key] = await AsyncStorage.getItem(key);
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}
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}
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return {
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settings: this.currentSettings,
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storedData: allData,
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platform: Platform.OS,
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timestamp: new Date().toISOString(),
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};
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} catch (error) {
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this.logger.error('[SettingsService] Failed to export debug data:', error);
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throw error;
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}
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}
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/**
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* Check if this is first app launch
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*/
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async isFirstLaunch(): Promise<boolean> {
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try {
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const hasSettings = await AsyncStorage.getItem(SETTINGS_KEY);
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return !hasSettings;
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} catch {
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return true;
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}
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}
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/**
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* Get storage info
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*/
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async getStorageInfo(): Promise<{
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keys: string[];
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totalSize: number;
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}> {
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try {
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const allKeys = await AsyncStorage.getAllKeys();
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let totalSize = 0;
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for (const key of allKeys) {
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const value = await AsyncStorage.getItem(key);
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if (value) {
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totalSize += value.length;
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}
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}
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return {
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keys: [...allKeys], // Convert readonly array to mutable array
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totalSize,
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};
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} catch (error) {
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this.logger.error('[SettingsService] Failed to get storage info:', error);
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return { keys: [], totalSize: 0 };
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}
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}
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}
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// Export singleton getter function instead of instance
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export const getSettingsService = (nativeModules?: INativeModules) =>
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SettingsService.getInstance(nativeModules);
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