feat:增加统计图表模块

lib/provider/app_provider.dart

@@ -1,5 +1,6 @@
 import 'package:flisp_app/utils/theme_utils.dart';
 import 'package:flutter/material.dart';
+import 'package:package_info_plus/package_info_plus.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 
 class AppProvider with ChangeNotifier {
@@ -9,6 +10,9 @@ class AppProvider with ChangeNotifier {
   int _currentTab = 0;
   bool _isDarkMode = false;
   ThemeColor _currentTheme = defaultThemes[0];
+  String _appVersion = '1.0.0';
+  String _buildNumber = '1';
+
   late SharedPreferences _prefs;
   bool _isInitialized = false;
 
@@ -20,6 +24,8 @@ class AppProvider with ChangeNotifier {
   Future<void> _initPreferences() async {
     _prefs = await SharedPreferences.getInstance();
     _loadPreferences();
+    await _getVersionInfo();
+
     _isInitialized = true;
     notifyListeners();
   }
@@ -31,12 +37,18 @@ class AppProvider with ChangeNotifier {
     // 加载主题色
     final themeName = _prefs.getString(_themeKey);
     if (themeName != null) {
-      // 根据主题名称查找对应的主题
-      final savedTheme = defaultThemes.firstWhere(
-            (theme) => theme.name == themeName,
-        orElse: () => defaultThemes[0],
-      );
-      _currentTheme = savedTheme;
+      _currentTheme = getThemeColor(themeName);
+    }
+  }
+
+  Future<void> _getVersionInfo() async {
+    try {
+      PackageInfo packageInfo = await PackageInfo.fromPlatform();
+      _appVersion = packageInfo.version;
+      _buildNumber = packageInfo.buildNumber;
+      notifyListeners();
+    } catch (e) {
+      print('获取版本信息失败: $e');
     }
   }
 
@@ -60,6 +72,8 @@ class AppProvider with ChangeNotifier {
 
   bool get isInitialized => _isInitialized;
 
+  String get fullVersion => '$_appVersion+$_buildNumber';
+
   void changeTab(int index) {
     _currentTab = index;
     notifyListeners();
@@ -90,4 +104,4 @@ class AppProvider with ChangeNotifier {
       fontFamily: 'CustomFont',
     );
   }
-}
+}