deepvoice_client/lib/modules/settings/controllers/settings_controller.dart

import 'package:get/get.dart';
import 'package:flutter/material.dart';
import '../../../core/themes/theme_service.dart';

class SettingsController extends GetxController {
  // 主题服务
  final ThemeService _themeService = ThemeService();
  
  // 是否是暗黑模式
  final RxBool isDarkMode = false.obs;
  
  // 翻译语言对
  final RxString sourceLanguage = '中文'.obs;
  final RxString targetLanguage = '英文'.obs;
  final List<String> availableLanguages = ['中文', '英文', '日文', '韩文', '法文', '德文', '西班牙文', '俄文'];
  
  @override
  void onInit() {
    super.onInit();
    
    // 从存储中加载上次保存的主题设置
    final savedDarkMode = _themeService.isSavedDarkMode();
    
    // 设置当前主题状态
    isDarkMode.value = savedDarkMode;
  }
  
  // 切换主题
  void toggleTheme() {
    // 切换暗黑模式状态
    isDarkMode.value = !isDarkMode.value;
    
    // 更新全局主题
    Get.changeThemeMode(isDarkMode.value ? ThemeMode.dark : ThemeMode.light);
    
    // 保存用户选择的主题设置 - 确保立即写入存储
    _themeService.saveThemeMode(isDarkMode.value);
    
    // 打印日志，确认主题已保存
    print('主题已切换，当前模式: ${isDarkMode.value ? "暗黑" : "浅色"}');
  }
  
  void setSourceLanguage(String language) {
    sourceLanguage.value = language;
  }
  
  void setTargetLanguage(String language) {
    targetLanguage.value = language;
  }
  
  void swapLanguages() {
    final temp = sourceLanguage.value;
    sourceLanguage.value = targetLanguage.value;
    targetLanguage.value = temp;
  }
  
  void signOut() {
    // 在此实现退出登录逻辑
    Get.offAllNamed('/login');
  }
}