77 lines
2.0 KiB
Dart
77 lines
2.0 KiB
Dart
import 'package:flutter/foundation.dart';
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import 'storage_service.dart';
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import 'notification_service.dart';
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import 'encouragement_service.dart';
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/// Service Locator - 统一管理所有服务实例
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class ServiceLocator {
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static final ServiceLocator _instance = ServiceLocator._internal();
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factory ServiceLocator() => _instance;
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ServiceLocator._internal();
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late StorageService _storageService;
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late NotificationService _notificationService;
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late EncouragementService _encouragementService;
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bool _isInitialized = false;
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/// 初始化所有服务
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Future<void> initialize() async {
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if (_isInitialized) return;
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try {
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// 初始化存储服务
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_storageService = StorageService();
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await _storageService.init();
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// 初始化通知服务
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_notificationService = NotificationService();
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await _notificationService.initialize();
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await _notificationService.requestPermissions();
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// 初始化鼓励语服务
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_encouragementService = EncouragementService();
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await _encouragementService.loadMessages();
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_isInitialized = true;
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if (kDebugMode) {
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print('ServiceLocator initialized successfully');
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}
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} catch (e) {
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if (kDebugMode) {
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print('Failed to initialize ServiceLocator: $e');
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}
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rethrow;
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}
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}
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/// 获取存储服务实例
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StorageService get storageService {
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_checkInitialized();
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return _storageService;
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}
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/// 获取通知服务实例
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NotificationService get notificationService {
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_checkInitialized();
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return _notificationService;
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}
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/// 获取鼓励语服务实例
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EncouragementService get encouragementService {
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_checkInitialized();
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return _encouragementService;
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}
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/// 检查服务是否已初始化
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void _checkInitialized() {
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if (!_isInitialized) {
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throw Exception('ServiceLocator has not been initialized yet. Call initialize() first.');
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}
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}
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/// 重置服务（用于测试）
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void reset() {
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_isInitialized = false;
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}
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} |