Files
proxypin/lib/storage/favorites.dart
2024-10-25 17:57:20 +08:00

107 lines
2.9 KiB
Dart

/*
* Copyright 2023 Hongen Wang All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import 'dart:collection';
import 'dart:convert';
import 'package:proxypin/network/http/http.dart';
import 'package:proxypin/network/util/logger.dart';
import 'package:proxypin/storage/path.dart';
/// 收藏存储
/// @author WangHongEn
class FavoriteStorage {
static Queue<Favorite>? list;
static Function()? addNotifier;
/// 获取收藏列表
static Future<Queue<Favorite>> get favorites async {
if (list == null) {
list = ListQueue();
var file = await Paths.getPath("favorites.json");
if (await file.exists()) {
var value = await file.readAsString();
if (value.isEmpty) {
return list!;
}
try {
var config = jsonDecode(value) as List<dynamic>;
for (var element in config) {
list?.add(Favorite.fromJson(element));
}
} catch (e, t) {
logger.e('收藏列表解析失败', error: e, stackTrace: t);
}
}
}
return list!;
}
/// 添加收藏
static Future<void> addFavorite(HttpRequest request) async {
var favorites = await FavoriteStorage.favorites;
if (favorites.any((element) => element.request == request)) {
return;
}
favorites.addFirst(Favorite(request));
flushConfig();
//通知
addNotifier?.call();
}
static Future<void> removeFavorite(Favorite favorite) async {
var list = await favorites;
list.remove(favorite);
flushConfig();
}
//刷新配置
static void flushConfig() async {
var list = await favorites;
Paths.getPath("favorites.json").then((file) => file.writeAsString(toJson(list)));
}
static String toJson(Queue<Favorite> list) {
return jsonEncode(list.map((e) => e.toJson()).toList());
}
}
class Favorite {
String? name;
final HttpRequest request;
HttpResponse? response;
Favorite(this.request, {this.name, this.response}) {
response ??= request.response;
request.response = response;
response?.request = request;
}
factory Favorite.fromJson(Map<String, dynamic> json) {
return Favorite(HttpRequest.fromJson(json['request']),
name: json['name'], response: json['response'] == null ? null : HttpResponse.fromJson(json['response']));
}
toJson() {
return {
'name': name,
'request': request.toJson(),
'response': response?.toJson(),
};
}
}