Optimize provider page

Optimize delay test

Support local backup and recovery

lib/controller.dart

@@ -1,9 +1,14 @@
 import 'dart:async';
+import 'dart:convert';
 import 'dart:io';
+import 'dart:isolate';
 
+import 'package:archive/archive.dart';
+import 'package:fl_clash/common/archive.dart';
 import 'package:fl_clash/enum/enum.dart';
 import 'package:fl_clash/state.dart';
 import 'package:flutter/material.dart';
+import 'package:path/path.dart';
 import 'package:provider/provider.dart';
 import 'package:url_launcher/url_launcher.dart';
 
@@ -90,9 +95,7 @@ class AppController {
 
   deleteProfile(String id) async {
     config.deleteProfileById(id);
-    final profilePath = await appPath.getProfilePath(id);
-    if (profilePath == null) return;
-    clashCore.clearEffect(profilePath);
+    clashCore.clearEffect(id);
     if (config.currentProfileId == id) {
       if (config.profiles.isNotEmpty) {
         final updateId = config.profiles.first.id;
@@ -104,8 +107,10 @@ class AppController {
   }
 
   Future<void> updateProfile(Profile profile) async {
-    await profile.update();
-    config.setProfile(await profile.update());
+    final newProfile = await profile.update();
+    config.setProfile(
+      newProfile.copyWith(isUpdating: false),
+    );
   }
 
   Future<void> updateClashConfig({bool isPatch = true}) async {
@@ -140,9 +145,6 @@ class AppController {
   changeProfile(String? value) async {
     if (value == config.currentProfileId) return;
     config.currentProfileId = value;
-    await applyProfile();
-    appState.delayMap = {};
-    saveConfigPreferences();
   }
 
   autoUpdateProfiles() async {
@@ -294,26 +296,6 @@ class AppController {
     if (!config.silentLaunch) {
       window?.show();
     }
-    final commonScaffoldState = globalState.homeScaffoldKey.currentState;
-    if (commonScaffoldState?.mounted == true) {
-      await commonScaffoldState?.loadingRun(() async {
-        await globalState.applyProfile(
-          appState: appState,
-          config: config,
-          clashConfig: clashConfig,
-        );
-      }, title: appLocalizations.init);
-    } else {
-      await globalState.applyProfile(
-        appState: appState,
-        config: config,
-        clashConfig: clashConfig,
-      );
-    }
-    await afterInit();
-  }
-
-  afterInit() async {
     await proxyManager.updateStartTime();
     if (proxyManager.isStart) {
       await updateSystemProxy(true);
@@ -403,7 +385,7 @@ class AppController {
   }
 
   addProfileFormFile() async {
-    final platformFile = await globalState.safeRun(picker.pickerConfigFile);
+    final platformFile = await globalState.safeRun(picker.pickerFile);
     final bytes = platformFile?.bytes;
     if (bytes == null) {
       return null;
@@ -480,4 +462,63 @@ class AppController {
             config.currentSelectedMap[groupName] ?? '') ??
         '';
   }
+
+  Future<List<int>> backupData() async {
+    final homeDirPath = await appPath.getHomeDirPath();
+    final profilesPath = await appPath.getProfilesPath();
+    final configJson = config.toJson();
+    final clashConfigJson = clashConfig.toJson();
+    return Isolate.run<List<int>>(() async {
+      final archive = Archive();
+      archive.add("config.json", configJson);
+      archive.add("clashConfig.json", clashConfigJson);
+      await archive.addDirectoryToArchive(profilesPath, homeDirPath);
+      final zipEncoder = ZipEncoder();
+      return zipEncoder.encode(archive) ?? [];
+    });
+  }
+
+  recoveryData(
+    List<int> data,
+    RecoveryOption recoveryOption,
+  ) async {
+    final archive = await Isolate.run<Archive>(() {
+      final zipDecoder = ZipDecoder();
+      return zipDecoder.decodeBytes(data);
+    });
+    final homeDirPath = await appPath.getHomeDirPath();
+    final configs =
+        archive.files.where((item) => item.name.endsWith(".json")).toList();
+    final profiles =
+        archive.files.where((item) => !item.name.endsWith(".json"));
+    final configIndex =
+        configs.indexWhere((config) => config.name == "config.json");
+    final clashConfigIndex =
+        configs.indexWhere((config) => config.name == "clashConfig.json");
+    if (configIndex == -1 || clashConfigIndex == -1) throw "invalid backup.zip";
+    final configFile = configs[configIndex];
+    final clashConfigFile = configs[clashConfigIndex];
+    final tempConfig = Config.fromJson(
+      json.decode(
+        utf8.decode(configFile.content),
+      ),
+    );
+    final tempClashConfig = ClashConfig.fromJson(
+      json.decode(
+        utf8.decode(clashConfigFile.content),
+      ),
+    );
+    for (final profile in profiles) {
+      final filePath = join(homeDirPath, profile.name);
+      final file = File(filePath);
+      await file.create(recursive: true);
+      await file.writeAsBytes(profile.content);
+    }
+    if (recoveryOption == RecoveryOption.onlyProfiles) {
+      config.update(tempConfig, RecoveryOption.onlyProfiles);
+    } else {
+      config.update(tempConfig, RecoveryOption.all);
+      clashConfig.update(tempClashConfig);
+    }
+  }
 }