This commit is contained in:
2025-09-26 18:48:14 +07:00
parent 382a0e7909
commit 30ed6b39b5
85 changed files with 20722 additions and 112 deletions

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import 'package:flutter/foundation.dart';
import '../hive_service.dart';
import '../models/cache_item.dart';
/// Repository for managing cached data using Hive
class CacheRepository {
/// Store data in cache with expiration
Future<void> put<T>({
required String key,
required T data,
required Duration expirationDuration,
Map<String, dynamic>? metadata,
}) async {
try {
final box = HiveService.cacheBox;
final cacheItem = CacheItem.create(
key: key,
data: data,
expirationDuration: expirationDuration,
metadata: metadata,
);
await box.put(key, cacheItem);
debugPrint('✅ Cache item stored: $key');
} catch (e, stackTrace) {
debugPrint('❌ Error storing cache item $key: $e');
debugPrint('Stack trace: $stackTrace');
rethrow;
}
}
/// Store permanent data in cache (never expires)
Future<void> putPermanent<T>({
required String key,
required T data,
Map<String, dynamic>? metadata,
}) async {
try {
final box = HiveService.cacheBox;
final cacheItem = CacheItem.permanent(
key: key,
data: data,
metadata: metadata,
);
await box.put(key, cacheItem);
debugPrint('✅ Permanent cache item stored: $key');
} catch (e, stackTrace) {
debugPrint('❌ Error storing permanent cache item $key: $e');
debugPrint('Stack trace: $stackTrace');
rethrow;
}
}
/// Get data from cache
T? get<T>(String key) {
try {
final box = HiveService.cacheBox;
final cacheItem = box.get(key);
if (cacheItem == null) {
debugPrint('📭 Cache miss: $key');
return null;
}
if (cacheItem.isExpired) {
debugPrint('⏰ Cache expired: $key');
// Optionally remove expired item
delete(key);
return null;
}
debugPrint('✅ Cache hit: $key');
return cacheItem.data as T?;
} catch (e) {
debugPrint('❌ Error getting cache item $key: $e');
return null;
}
}
/// Get cache item with full metadata
CacheItem? getCacheItem(String key) {
try {
final box = HiveService.cacheBox;
final cacheItem = box.get(key);
if (cacheItem == null) {
return null;
}
if (cacheItem.isExpired) {
// Optionally remove expired item
delete(key);
return null;
}
return cacheItem;
} catch (e) {
debugPrint('❌ Error getting cache item $key: $e');
return null;
}
}
/// Check if key exists and is valid (not expired)
bool contains(String key) {
try {
final box = HiveService.cacheBox;
final cacheItem = box.get(key);
if (cacheItem == null) return false;
if (cacheItem.isExpired) {
delete(key);
return false;
}
return true;
} catch (e) {
debugPrint('❌ Error checking cache item $key: $e');
return false;
}
}
/// Check if key exists regardless of expiration
bool containsKey(String key) {
try {
final box = HiveService.cacheBox;
return box.containsKey(key);
} catch (e) {
debugPrint('❌ Error checking key $key: $e');
return false;
}
}
/// Delete specific cache item
Future<void> delete(String key) async {
try {
final box = HiveService.cacheBox;
await box.delete(key);
debugPrint('🗑️ Cache item deleted: $key');
} catch (e) {
debugPrint('❌ Error deleting cache item $key: $e');
}
}
/// Delete multiple cache items
Future<void> deleteMultiple(List<String> keys) async {
try {
final box = HiveService.cacheBox;
for (final key in keys) {
await box.delete(key);
}
debugPrint('🗑️ Multiple cache items deleted: ${keys.length} items');
} catch (e) {
debugPrint('❌ Error deleting multiple cache items: $e');
}
}
/// Clear all expired items
Future<int> cleanExpiredItems() async {
return await clearExpired();
}
/// Clear all expired items
Future<int> clearExpired() async {
try {
final box = HiveService.cacheBox;
final expiredKeys = <String>[];
final now = DateTime.now();
for (final key in box.keys) {
final cacheItem = box.get(key);
if (cacheItem != null && now.isAfter(cacheItem.expiresAt)) {
expiredKeys.add(key as String);
}
}
for (final key in expiredKeys) {
await box.delete(key);
}
debugPrint('🧹 Cleared ${expiredKeys.length} expired cache items');
return expiredKeys.length;
} catch (e) {
debugPrint('❌ Error clearing expired items: $e');
return 0;
}
}
/// Clear all cache items
Future<void> clearAll() async {
try {
final box = HiveService.cacheBox;
final count = box.length;
await box.clear();
debugPrint('🧹 Cleared all cache items: $count items');
} catch (e) {
debugPrint('❌ Error clearing all cache items: $e');
rethrow;
}
}
/// Clear cache items by pattern
Future<int> clearByPattern(Pattern pattern) async {
try {
final box = HiveService.cacheBox;
final keysToDelete = <String>[];
for (final key in box.keys) {
if (key is String && key.contains(pattern)) {
keysToDelete.add(key);
}
}
for (final key in keysToDelete) {
await box.delete(key);
}
debugPrint('🧹 Cleared ${keysToDelete.length} cache items matching pattern: $pattern');
return keysToDelete.length;
} catch (e) {
debugPrint('❌ Error clearing cache items by pattern: $e');
return 0;
}
}
/// Clear cache items by type
Future<int> clearByType(String dataType) async {
try {
final box = HiveService.cacheBox;
final keysToDelete = <String>[];
for (final key in box.keys) {
final cacheItem = box.get(key);
if (cacheItem != null && cacheItem.dataType == dataType) {
keysToDelete.add(key as String);
}
}
for (final key in keysToDelete) {
await box.delete(key);
}
debugPrint('🧹 Cleared ${keysToDelete.length} cache items of type: $dataType');
return keysToDelete.length;
} catch (e) {
debugPrint('❌ Error clearing cache items by type: $e');
return 0;
}
}
/// Refresh cache item with new expiration
Future<bool> refresh(String key, Duration newExpirationDuration) async {
try {
final box = HiveService.cacheBox;
final cacheItem = box.get(key);
if (cacheItem == null) return false;
final refreshedItem = cacheItem.refresh(newExpirationDuration);
await box.put(key, refreshedItem);
debugPrint('🔄 Cache item refreshed: $key');
return true;
} catch (e) {
debugPrint('❌ Error refreshing cache item $key: $e');
return false;
}
}
/// Update cache item data
Future<bool> update<T>(String key, T newData, {Duration? newExpirationDuration}) async {
try {
final box = HiveService.cacheBox;
final cacheItem = box.get(key);
if (cacheItem == null) return false;
final updatedItem = cacheItem.updateData(newData, newExpirationDuration: newExpirationDuration);
await box.put(key, updatedItem);
debugPrint('📝 Cache item updated: $key');
return true;
} catch (e) {
debugPrint('❌ Error updating cache item $key: $e');
return false;
}
}
/// Get all keys in cache
List<String> getAllKeys() {
try {
final box = HiveService.cacheBox;
return box.keys.cast<String>().toList();
} catch (e) {
debugPrint('❌ Error getting all keys: $e');
return [];
}
}
/// Get keys by pattern
List<String> getKeysByPattern(Pattern pattern) {
try {
final box = HiveService.cacheBox;
return box.keys
.cast<String>()
.where((key) => key.contains(pattern))
.toList();
} catch (e) {
debugPrint('❌ Error getting keys by pattern: $e');
return [];
}
}
/// Get keys by data type
List<String> getKeysByType(String dataType) {
try {
final box = HiveService.cacheBox;
final keys = <String>[];
for (final key in box.keys) {
final cacheItem = box.get(key);
if (cacheItem != null && cacheItem.dataType == dataType) {
keys.add(key as String);
}
}
return keys;
} catch (e) {
debugPrint('❌ Error getting keys by type: $e');
return [];
}
}
/// Get cache statistics
CacheStats getStats() {
try {
final box = HiveService.cacheBox;
final now = DateTime.now();
var validItems = 0;
var expiredItems = 0;
DateTime? oldestItem;
DateTime? newestItem;
final typeCount = <String, int>{};
for (final key in box.keys) {
final cacheItem = box.get(key);
if (cacheItem == null) continue;
// Count by expiration status
if (now.isAfter(cacheItem.expiresAt)) {
expiredItems++;
} else {
validItems++;
}
// Track oldest and newest items
if (oldestItem == null || cacheItem.createdAt.isBefore(oldestItem)) {
oldestItem = cacheItem.createdAt;
}
if (newestItem == null || cacheItem.createdAt.isAfter(newestItem)) {
newestItem = cacheItem.createdAt;
}
// Count by type
typeCount[cacheItem.dataType] = (typeCount[cacheItem.dataType] ?? 0) + 1;
}
return CacheStats(
totalItems: box.length,
validItems: validItems,
expiredItems: expiredItems,
oldestItem: oldestItem ?? DateTime.now(),
newestItem: newestItem ?? DateTime.now(),
typeCount: typeCount,
);
} catch (e) {
debugPrint('❌ Error getting cache stats: $e');
return CacheStats(
totalItems: 0,
validItems: 0,
expiredItems: 0,
oldestItem: DateTime.now(),
newestItem: DateTime.now(),
typeCount: const {},
);
}
}
/// Get cache size in bytes (approximate)
int getApproximateSize() {
try {
final box = HiveService.cacheBox;
// This is an approximation as Hive doesn't provide exact size
return box.length * 1024; // Assume average 1KB per item
} catch (e) {
debugPrint('❌ Error getting cache size: $e');
return 0;
}
}
/// Compact cache storage
Future<void> compact() async {
try {
final box = HiveService.cacheBox;
await box.compact();
debugPrint('✅ Cache storage compacted');
} catch (e) {
debugPrint('❌ Error compacting cache: $e');
}
}
/// Export cache data (for debugging or backup)
Map<String, dynamic> exportCache({bool includeExpired = false}) {
try {
final box = HiveService.cacheBox;
final now = DateTime.now();
final exportData = <String, dynamic>{};
for (final key in box.keys) {
final cacheItem = box.get(key);
if (cacheItem == null) continue;
if (!includeExpired && now.isAfter(cacheItem.expiresAt)) {
continue;
}
exportData[key as String] = cacheItem.toMap();
}
return exportData;
} catch (e) {
debugPrint('❌ Error exporting cache: $e');
return {};
}
}
/// Watch cache changes for a specific key
Stream<CacheItem?> watch(String key) {
try {
final box = HiveService.cacheBox;
return box.watch(key: key).map((event) => event.value as CacheItem?);
} catch (e) {
debugPrint('❌ Error watching cache key $key: $e');
return Stream.value(null);
}
}
/// Perform cache maintenance (cleanup expired items, compact storage)
Future<Map<String, dynamic>> performMaintenance() async {
try {
final startTime = DateTime.now();
// Get stats before maintenance
final statsBefore = getStats();
// Clear expired items
final expiredCount = await clearExpired();
// Compact storage
await compact();
// Get stats after maintenance
final statsAfter = getStats();
final maintenanceTime = DateTime.now().difference(startTime);
final result = {
'expiredItemsRemoved': expiredCount,
'itemsBefore': statsBefore.totalItems,
'itemsAfter': statsAfter.totalItems,
'maintenanceTimeMs': maintenanceTime.inMilliseconds,
'completedAt': DateTime.now().toIso8601String(),
};
debugPrint('🔧 Cache maintenance completed: $result');
return result;
} catch (e) {
debugPrint('❌ Error during cache maintenance: $e');
return {'error': e.toString()};
}
}
}

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import 'package:flutter/foundation.dart';
import '../hive_service.dart';
import '../models/app_settings.dart';
/// Repository for managing application settings using Hive
class SettingsRepository {
static const String _defaultKey = 'app_settings';
/// Get the current app settings
AppSettings getSettings() {
try {
final box = HiveService.appSettingsBox;
final settings = box.get(_defaultKey);
if (settings == null) {
// Return default settings if none exist
final defaultSettings = AppSettings.defaultSettings();
saveSettings(defaultSettings);
return defaultSettings;
}
// Check if settings need migration
if (settings.version < 1) {
final migratedSettings = _migrateSettings(settings);
saveSettings(migratedSettings);
return migratedSettings;
}
return settings;
} catch (e, stackTrace) {
debugPrint('Error getting settings: $e');
debugPrint('Stack trace: $stackTrace');
// Return default settings on error
return AppSettings.defaultSettings();
}
}
/// Save app settings
Future<void> saveSettings(AppSettings settings) async {
try {
final box = HiveService.appSettingsBox;
final updatedSettings = settings.copyWith(lastUpdated: DateTime.now());
await box.put(_defaultKey, updatedSettings);
debugPrint('✅ Settings saved successfully');
} catch (e, stackTrace) {
debugPrint('❌ Error saving settings: $e');
debugPrint('Stack trace: $stackTrace');
rethrow;
}
}
/// Update theme mode
Future<void> updateThemeMode(String themeMode) async {
final currentSettings = getSettings();
final updatedSettings = currentSettings.copyWith(themeMode: themeMode);
await saveSettings(updatedSettings);
}
/// Update locale
Future<void> updateLocale(String locale) async {
final currentSettings = getSettings();
final updatedSettings = currentSettings.copyWith(locale: locale);
await saveSettings(updatedSettings);
}
/// Update notifications enabled
Future<void> updateNotificationsEnabled(bool enabled) async {
final currentSettings = getSettings();
final updatedSettings = currentSettings.copyWith(notificationsEnabled: enabled);
await saveSettings(updatedSettings);
}
/// Update analytics enabled
Future<void> updateAnalyticsEnabled(bool enabled) async {
final currentSettings = getSettings();
final updatedSettings = currentSettings.copyWith(analyticsEnabled: enabled);
await saveSettings(updatedSettings);
}
/// Update cache strategy
Future<void> updateCacheStrategy(String strategy) async {
final currentSettings = getSettings();
final updatedSettings = currentSettings.copyWith(cacheStrategy: strategy);
await saveSettings(updatedSettings);
}
/// Update cache expiration hours
Future<void> updateCacheExpirationHours(int hours) async {
final currentSettings = getSettings();
final updatedSettings = currentSettings.copyWith(cacheExpirationHours: hours);
await saveSettings(updatedSettings);
}
/// Update auto update enabled
Future<void> updateAutoUpdateEnabled(bool enabled) async {
final currentSettings = getSettings();
final updatedSettings = currentSettings.copyWith(autoUpdateEnabled: enabled);
await saveSettings(updatedSettings);
}
/// Set custom setting
Future<void> setCustomSetting(String key, dynamic value) async {
final currentSettings = getSettings();
final updatedSettings = currentSettings.setCustomSetting(key, value);
await saveSettings(updatedSettings);
}
/// Get custom setting
T? getCustomSetting<T>(String key) {
final settings = getSettings();
return settings.getCustomSetting<T>(key);
}
/// Remove custom setting
Future<void> removeCustomSetting(String key) async {
final currentSettings = getSettings();
final updatedSettings = currentSettings.removeCustomSetting(key);
await saveSettings(updatedSettings);
}
/// Reset to default settings
Future<void> resetToDefault() async {
final defaultSettings = AppSettings.defaultSettings();
await saveSettings(defaultSettings);
debugPrint('✅ Settings reset to default');
}
/// Export settings to Map (for backup)
Map<String, dynamic> exportSettings() {
try {
final settings = getSettings();
return settings.toMap();
} catch (e) {
debugPrint('❌ Error exporting settings: $e');
return {};
}
}
/// Import settings from Map (for restore)
Future<bool> importSettings(Map<String, dynamic> settingsMap) async {
try {
final settings = AppSettings.fromMap(settingsMap);
await saveSettings(settings);
debugPrint('✅ Settings imported successfully');
return true;
} catch (e) {
debugPrint('❌ Error importing settings: $e');
return false;
}
}
/// Check if settings exist
bool hasSettings() {
try {
final box = HiveService.appSettingsBox;
return box.containsKey(_defaultKey);
} catch (e) {
debugPrint('❌ Error checking settings existence: $e');
return false;
}
}
/// Clear all settings (use with caution)
Future<void> clearSettings() async {
try {
final box = HiveService.appSettingsBox;
await box.delete(_defaultKey);
debugPrint('✅ Settings cleared');
} catch (e) {
debugPrint('❌ Error clearing settings: $e');
rethrow;
}
}
/// Get settings statistics
Map<String, dynamic> getSettingsStats() {
try {
final settings = getSettings();
final box = HiveService.appSettingsBox;
return {
'hasCustomSettings': settings.customSettings?.isNotEmpty ?? false,
'customSettingsCount': settings.customSettings?.length ?? 0,
'lastUpdated': settings.lastUpdated.toIso8601String(),
'version': settings.version,
'settingsAge': DateTime.now().difference(settings.lastUpdated).inDays,
'isExpired': settings.isExpired(),
'totalSettingsInBox': box.length,
};
} catch (e) {
debugPrint('❌ Error getting settings stats: $e');
return {};
}
}
/// Migrate settings from older version
AppSettings _migrateSettings(AppSettings oldSettings) {
debugPrint('🔄 Migrating settings from version ${oldSettings.version} to 1');
// Perform any necessary migrations here
// For now, just update the version and timestamp
return oldSettings.copyWith(
version: 1,
lastUpdated: DateTime.now(),
);
}
/// Validate settings
bool validateSettings(AppSettings settings) {
try {
// Basic validation
if (settings.version < 1) return false;
if (settings.cacheExpirationHours < 1) return false;
if (!['light', 'dark', 'system'].contains(settings.themeMode)) return false;
if (!['aggressive', 'normal', 'minimal'].contains(settings.cacheStrategy)) return false;
return true;
} catch (e) {
debugPrint('❌ Error validating settings: $e');
return false;
}
}
/// Watch settings changes
Stream<AppSettings> watchSettings() {
try {
final box = HiveService.appSettingsBox;
return box.watch(key: _defaultKey).map((event) {
final settings = event.value as AppSettings?;
return settings ?? AppSettings.defaultSettings();
});
} catch (e) {
debugPrint('❌ Error watching settings: $e');
return Stream.value(AppSettings.defaultSettings());
}
}
/// Compact settings storage
Future<void> compact() async {
try {
final box = HiveService.appSettingsBox;
await box.compact();
debugPrint('✅ Settings storage compacted');
} catch (e) {
debugPrint('❌ Error compacting settings: $e');
}
}
}

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import 'package:flutter/foundation.dart';
import '../hive_service.dart';
import '../models/user_preferences.dart';
/// Repository for managing user preferences using Hive
class UserPreferencesRepository {
static const String _defaultKey = 'current_user_preferences';
/// Get the current user preferences (alias for getUserPreferences)
UserPreferences? getPreferences([String? userId]) {
return getUserPreferences(userId);
}
/// Get the current user preferences
UserPreferences? getUserPreferences([String? userId]) {
try {
final box = HiveService.userDataBox;
final key = userId ?? _defaultKey;
final preferences = box.get(key);
if (preferences == null) return null;
// Check if preferences need migration
if (preferences.needsMigration()) {
final migratedPreferences = preferences.migrate();
saveUserPreferences(migratedPreferences, userId);
return migratedPreferences;
}
return preferences;
} catch (e, stackTrace) {
debugPrint('Error getting user preferences: $e');
debugPrint('Stack trace: $stackTrace');
return null;
}
}
/// Save user preferences
Future<void> saveUserPreferences(UserPreferences preferences, [String? userId]) async {
try {
final box = HiveService.userDataBox;
final key = userId ?? _defaultKey;
final updatedPreferences = preferences.copyWith(lastUpdated: DateTime.now());
await box.put(key, updatedPreferences);
debugPrint('✅ User preferences saved for key: $key');
} catch (e, stackTrace) {
debugPrint('❌ Error saving user preferences: $e');
debugPrint('Stack trace: $stackTrace');
rethrow;
}
}
/// Create new user preferences
Future<UserPreferences> createUserPreferences({
required String userId,
required String displayName,
String? email,
String? avatarUrl,
Map<String, dynamic>? preferences,
List<String>? favoriteItems,
}) async {
final userPreferences = UserPreferences.create(
userId: userId,
displayName: displayName,
email: email,
avatarUrl: avatarUrl,
preferences: preferences,
favoriteItems: favoriteItems,
);
await saveUserPreferences(userPreferences, userId);
return userPreferences;
}
/// Update user profile information
Future<void> updateProfile({
String? userId,
String? displayName,
String? email,
String? avatarUrl,
}) async {
final currentPreferences = getUserPreferences(userId);
if (currentPreferences == null) return;
final updatedPreferences = currentPreferences.copyWith(
displayName: displayName ?? currentPreferences.displayName,
email: email ?? currentPreferences.email,
avatarUrl: avatarUrl ?? currentPreferences.avatarUrl,
);
await saveUserPreferences(updatedPreferences, userId);
}
/// Set a user preference
Future<void> setPreference(String key, dynamic value, [String? userId]) async {
final currentPreferences = getUserPreferences(userId);
if (currentPreferences == null) return;
final updatedPreferences = currentPreferences.setPreference(key, value);
await saveUserPreferences(updatedPreferences, userId);
}
/// Get a user preference with type safety
T getPreference<T>(String key, T defaultValue, [String? userId]) {
final preferences = getUserPreferences(userId);
if (preferences == null) return defaultValue;
return preferences.getPreference<T>(key, defaultValue);
}
/// Remove a user preference
Future<void> removePreference(String key, [String? userId]) async {
final currentPreferences = getUserPreferences(userId);
if (currentPreferences == null) return;
final updatedPreferences = currentPreferences.removePreference(key);
await saveUserPreferences(updatedPreferences, userId);
}
/// Add item to favorites
Future<void> addFavorite(String itemId, [String? userId]) async {
final currentPreferences = getUserPreferences(userId);
if (currentPreferences == null) return;
final updatedPreferences = currentPreferences.addFavorite(itemId);
await saveUserPreferences(updatedPreferences, userId);
}
/// Remove item from favorites
Future<void> removeFavorite(String itemId, [String? userId]) async {
final currentPreferences = getUserPreferences(userId);
if (currentPreferences == null) return;
final updatedPreferences = currentPreferences.removeFavorite(itemId);
await saveUserPreferences(updatedPreferences, userId);
}
/// Check if item is favorite
bool isFavorite(String itemId, [String? userId]) {
final preferences = getUserPreferences(userId);
return preferences?.isFavorite(itemId) ?? false;
}
/// Get all favorite items
List<String> getFavorites([String? userId]) {
final preferences = getUserPreferences(userId);
return preferences?.favoriteItems ?? [];
}
/// Update last accessed time for an item
Future<void> updateLastAccessed(String itemId, [String? userId]) async {
final currentPreferences = getUserPreferences(userId);
if (currentPreferences == null) return;
final updatedPreferences = currentPreferences.updateLastAccessed(itemId);
await saveUserPreferences(updatedPreferences, userId);
}
/// Get last accessed time for an item
DateTime? getLastAccessed(String itemId, [String? userId]) {
final preferences = getUserPreferences(userId);
return preferences?.getLastAccessed(itemId);
}
/// Get recently accessed items
List<String> getRecentlyAccessed({int limit = 10, String? userId}) {
final preferences = getUserPreferences(userId);
return preferences?.getRecentlyAccessed(limit: limit) ?? [];
}
/// Clean old access records
Future<void> cleanOldAccess({int maxAgeDays = 30, String? userId}) async {
final currentPreferences = getUserPreferences(userId);
if (currentPreferences == null) return;
final updatedPreferences = currentPreferences.cleanOldAccess(maxAgeDays: maxAgeDays);
await saveUserPreferences(updatedPreferences, userId);
}
/// Get user statistics
Map<String, dynamic> getUserStats([String? userId]) {
final preferences = getUserPreferences(userId);
return preferences?.getStats() ?? {};
}
/// Export user preferences to Map (for backup)
Map<String, dynamic> exportUserPreferences([String? userId]) {
try {
final preferences = getUserPreferences(userId);
return preferences?.toMap() ?? {};
} catch (e) {
debugPrint('❌ Error exporting user preferences: $e');
return {};
}
}
/// Import user preferences from Map (for restore)
Future<bool> importUserPreferences(Map<String, dynamic> preferencesMap, [String? userId]) async {
try {
final preferences = UserPreferences.fromMap(preferencesMap);
await saveUserPreferences(preferences, userId);
debugPrint('✅ User preferences imported successfully');
return true;
} catch (e) {
debugPrint('❌ Error importing user preferences: $e');
return false;
}
}
/// Check if user preferences exist
bool hasUserPreferences([String? userId]) {
try {
final box = HiveService.userDataBox;
final key = userId ?? _defaultKey;
return box.containsKey(key);
} catch (e) {
debugPrint('❌ Error checking user preferences existence: $e');
return false;
}
}
/// Clear user preferences (use with caution)
Future<void> clearUserPreferences([String? userId]) async {
try {
final box = HiveService.userDataBox;
final key = userId ?? _defaultKey;
await box.delete(key);
debugPrint('✅ User preferences cleared for key: $key');
} catch (e) {
debugPrint('❌ Error clearing user preferences: $e');
rethrow;
}
}
/// Get all user IDs that have preferences stored
List<String> getAllUserIds() {
try {
final box = HiveService.userDataBox;
return box.keys.cast<String>().where((key) => key != _defaultKey).toList();
} catch (e) {
debugPrint('❌ Error getting all user IDs: $e');
return [];
}
}
/// Delete preferences for a specific user
Future<void> deleteUserPreferences(String userId) async {
try {
final box = HiveService.userDataBox;
await box.delete(userId);
debugPrint('✅ User preferences deleted for user: $userId');
} catch (e) {
debugPrint('❌ Error deleting user preferences: $e');
rethrow;
}
}
/// Get multiple users' preferences
Map<String, UserPreferences> getMultipleUserPreferences(List<String> userIds) {
final result = <String, UserPreferences>{};
for (final userId in userIds) {
final preferences = getUserPreferences(userId);
if (preferences != null) {
result[userId] = preferences;
}
}
return result;
}
/// Validate user preferences
bool validateUserPreferences(UserPreferences preferences) {
try {
// Basic validation
if (preferences.userId.isEmpty) return false;
if (preferences.displayName.isEmpty) return false;
if (preferences.version < 1) return false;
return true;
} catch (e) {
debugPrint('❌ Error validating user preferences: $e');
return false;
}
}
/// Watch user preferences changes
Stream<UserPreferences?> watchUserPreferences([String? userId]) {
try {
final box = HiveService.userDataBox;
final key = userId ?? _defaultKey;
return box.watch(key: key).map((event) => event.value as UserPreferences?);
} catch (e) {
debugPrint('❌ Error watching user preferences: $e');
return Stream.value(null);
}
}
/// Compact user preferences storage
Future<void> compact() async {
try {
final box = HiveService.userDataBox;
await box.compact();
debugPrint('✅ User preferences storage compacted');
} catch (e) {
debugPrint('❌ Error compacting user preferences: $e');
}
}
/// Get storage statistics
Map<String, dynamic> getStorageStats() {
try {
final box = HiveService.userDataBox;
final allUserIds = getAllUserIds();
return {
'totalUsers': allUserIds.length,
'hasDefaultUser': hasUserPreferences(),
'totalEntries': box.length,
'userIds': allUserIds,
};
} catch (e) {
debugPrint('❌ Error getting storage stats: $e');
return {};
}
}
}