564 lines
16 KiB
Dart
564 lines
16 KiB
Dart
/// 时间: 2026-03-29
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/// 功能: 投票API服务
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/// 介绍: 专门处理投票相关的API请求，包括获取投票列表、投票详情、提交投票等功能
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/// 最新变化: 添加Cookie管理器支持PHP Session认证
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import 'dart:convert';
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import 'dart:io' as io show Platform;
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import 'package:dio/dio.dart';
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import 'package:dio_cookie_manager/dio_cookie_manager.dart';
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import 'package:cookie_jar/cookie_jar.dart';
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import 'package:platform_info/platform_info.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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class VoteApi {
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static const String _baseUrl = 'https://poe.vogov.cn/toupiao/';
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static const String _voteEndpoint = 'vote_api.php';
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static const String _userEndpoint = 'tapi.php';
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static const Duration _timeout = Duration(seconds: 30);
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static final BaseOptions _options = BaseOptions(
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baseUrl: _baseUrl,
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connectTimeout: _timeout,
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receiveTimeout: _timeout,
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sendTimeout: _timeout,
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headers: {
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'Content-Type': 'application/json; charset=UTF-8',
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'Accept': 'application/json',
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'User-Agent': 'Poes-Flutter/1.0.0',
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},
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);
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static final CookieJar _cookieJar = CookieJar();
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static final Dio _dio = Dio(_options)
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..interceptors.add(CookieManager(_cookieJar));
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static Future<Map<String, dynamic>> _get(
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String path, {
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Map<String, dynamic>? queryParameters,
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}) async {
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try {
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final url = '$_baseUrl$path';
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final response = await _dio.get(url, queryParameters: queryParameters);
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return response.data as Map<String, dynamic>;
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} on DioException catch (e) {
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throw Exception('请求失败: ${e.message}');
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} catch (e) {
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throw Exception('请求失败: $e');
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}
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}
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static Future<Map<String, dynamic>> _post(
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String path, {
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Map<String, dynamic>? data,
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}) async {
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try {
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final url = '$_baseUrl$path';
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final response = await _dio.post(url, data: data);
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return response.data as Map<String, dynamic>;
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} on DioException catch (e) {
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throw Exception('请求失败: ${e.message}');
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} catch (e) {
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throw Exception('请求失败: $e');
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}
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}
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/// 获取用户登录状态
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static Future<bool> isLoggedIn() async {
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final prefs = await SharedPreferences.getInstance();
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return prefs.getBool('vote_logged_in') ?? false;
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}
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/// 获取用户信息
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static Future<Map<String, dynamic>?> getUserInfo() async {
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final prefs = await SharedPreferences.getInstance();
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final userData = prefs.getString('vote_user');
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if (userData != null) {
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try {
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return jsonDecode(userData) as Map<String, dynamic>;
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} catch (e) {
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return null;
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}
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}
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return null;
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}
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/// 保存用户登录状态
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static Future<void> saveUserLogin(Map<String, dynamic> userData) async {
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final prefs = await SharedPreferences.getInstance();
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await prefs.setBool('vote_logged_in', true);
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await prefs.setString('vote_user', jsonEncode(userData));
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}
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/// 清除用户登录状态
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static Future<void> clearUserLogin() async {
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final prefs = await SharedPreferences.getInstance();
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await prefs.remove('vote_logged_in');
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await prefs.remove('vote_user');
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}
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/// 用户登录
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static Future<VoteApiResponse> login({
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required String username,
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required String password,
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}) async {
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final jsonData = await _post(
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_userEndpoint,
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data: {'act': 'login', 'username': username, 'password': password},
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);
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if (jsonData['code'] != 0) {
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throw Exception(jsonData['msg'] ?? '登录失败');
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}
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final userData = jsonData['data'];
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if (userData != null) {
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await saveUserLogin(userData);
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}
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return VoteApiResponse.fromJson(jsonData);
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}
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/// 用户注册
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static Future<VoteApiResponse> register({
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required String username,
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required String password,
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String? userIdentifier,
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}) async {
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final data = <String, dynamic>{
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'act': 'register',
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'username': username,
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'password': password,
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};
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if (userIdentifier != null) {
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data['user_identifier'] = userIdentifier;
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}
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final jsonData = await _post(_userEndpoint, data: data);
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if (jsonData['code'] != 0) {
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throw Exception(jsonData['msg'] ?? '注册失败');
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}
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return VoteApiResponse.fromJson(jsonData);
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}
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/// 获取投票列表
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static Future<VoteListResponse> getVoteList({
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int page = 1,
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int pageSize = 10,
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int status = 1,
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int type = -1,
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}) async {
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final jsonData = await _get(
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_voteEndpoint,
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queryParameters: {
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'act': 'getVoteList',
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'page': page.toString(),
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'pageSize': pageSize.toString(),
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'status': status.toString(),
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'type': type.toString(),
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},
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);
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if (jsonData['code'] != 0) {
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throw Exception(jsonData['msg'] ?? '获取投票列表失败');
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}
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return VoteListResponse.fromJson(jsonData);
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}
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/// 获取投票详情
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static Future<VoteDetailResponse> getVoteDetail(int id) async {
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final jsonData = await _get(
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_voteEndpoint,
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queryParameters: {'act': 'getVoteDetail', 'id': id.toString()},
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);
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if (jsonData['code'] != 0) {
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throw Exception(jsonData['msg'] ?? '获取投票详情失败');
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}
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return VoteDetailResponse.fromJson(jsonData);
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}
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/// 提交投票
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static Future<VoteApiResponse> submitVote({
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required int topicId,
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required List<int> options,
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}) async {
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final jsonData = await _post(
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_voteEndpoint,
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data: {'act': 'submitVote', 'topic_id': topicId, 'options': options},
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);
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if (jsonData['code'] != 0) {
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throw Exception(jsonData['msg'] ?? '提交投票失败');
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}
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return VoteApiResponse.fromJson(jsonData);
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}
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/// 获取投票结果
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static Future<VoteResultResponse> getVoteResult(int id) async {
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final jsonData = await _get(
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_voteEndpoint,
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queryParameters: {'act': 'getVoteResult', 'id': id.toString()},
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);
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if (jsonData['code'] != 0) {
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throw Exception(jsonData['msg'] ?? '获取投票结果失败');
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}
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return VoteResultResponse.fromJson(jsonData);
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}
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/// 获取用户投票记录
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static Future<VoteListResponse> getUserVotes({
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int page = 1,
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int pageSize = 10,
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}) async {
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final jsonData = await _get(
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_voteEndpoint,
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queryParameters: {
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'act': 'getUserVotes',
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'page': page.toString(),
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'pageSize': pageSize.toString(),
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},
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);
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if (jsonData['code'] != 0) {
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throw Exception(jsonData['msg'] ?? '获取用户投票记录失败');
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}
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return VoteListResponse.fromJson(jsonData);
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}
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/// 获取设备类型作为user_identifier
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static Future<String> getDeviceType() async {
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final platform = Platform.instance;
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bool isHarmonyOS = false;
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String platformName = 'Unknown';
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try {
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final String osName = io.Platform.operatingSystem;
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final String osVersion = io.Platform.operatingSystemVersion.toLowerCase();
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if (osName == 'ohos' ||
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osName == 'harmonyos' ||
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osName == 'openharmony') {
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platformName = 'HarmonyOS';
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isHarmonyOS = true;
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} else if (io.Platform.isAndroid) {
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platformName = 'Android';
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if (osVersion.contains('harmony') ||
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osVersion.contains('ohos') ||
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osVersion.contains('openharmony')) {
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platformName = 'HarmonyOS';
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isHarmonyOS = true;
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}
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} else if (io.Platform.isIOS) {
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platformName = 'iOS';
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} else if (io.Platform.isMacOS) {
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platformName = 'macOS';
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} else if (io.Platform.isWindows) {
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platformName = 'Windows';
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} else if (io.Platform.isLinux) {
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platformName = 'Linux';
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} else if (io.Platform.isFuchsia) {
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platformName = 'Fuchsia';
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} else {
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platformName = osName[0].toUpperCase() + osName.substring(1);
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}
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} catch (e) {
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platformName = switch (platform.operatingSystem) {
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const OperatingSystem.android() => 'Android',
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const OperatingSystem.fuchsia() => 'Fuchsia',
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const OperatingSystem.iOS() => 'iOS',
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const OperatingSystem.linux() => 'Linux',
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const OperatingSystem.macOS() => 'macOS',
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const OperatingSystem.windows() => 'Windows',
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const OperatingSystem.unknown() || _ => 'Unknown',
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};
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}
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String deviceType = 'Unknown';
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if (isHarmonyOS) {
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final String osName = io.Platform.operatingSystem;
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if (osName == 'ohos') {
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deviceType = 'OHOS';
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} else if (osName == 'harmonyos') {
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deviceType = 'HarmonyOS';
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} else if (osName == 'openharmony') {
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deviceType = 'OpenHarmony';
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} else {
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deviceType = 'HarmonyOS';
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}
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} else {
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deviceType =
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platform.when<String?>(
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mobile: () => 'Mobile',
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desktop: () => 'Desktop',
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js: () => 'Web',
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orElse: () => null,
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) ??
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'Unknown';
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}
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return '$platformName-$deviceType-Flutter';
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}
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}
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/// 基础API响应
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class VoteApiResponse {
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final int code;
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final String message;
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final dynamic data;
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VoteApiResponse({required this.code, required this.message, this.data});
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factory VoteApiResponse.fromJson(Map<String, dynamic> json) {
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return VoteApiResponse(
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code: json['code'] ?? 0,
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message: json['msg'] ?? '',
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data: json['data'],
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);
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}
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bool get isSuccess => code == 0;
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}
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/// 投票列表响应
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class VoteListResponse {
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final List<VoteItem> list;
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final VotePagination pagination;
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VoteListResponse({required this.list, required this.pagination});
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factory VoteListResponse.fromJson(Map<String, dynamic> json) {
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final data = json['data'] as Map<String, dynamic>? ?? {};
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final listRaw = data['list'] as List? ?? [];
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final list = listRaw.map((item) => VoteItem.fromJson(item)).toList();
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final pagination = VotePagination.fromJson(
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data['pagination'] as Map<String, dynamic>? ?? {},
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);
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return VoteListResponse(list: list, pagination: pagination);
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}
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}
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/// 投票项
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class VoteItem {
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final int id;
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final String title;
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final String? idesc;
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final int itype;
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final int maxtime;
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final int status;
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final int iview;
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final String addtime;
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final String statime;
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final String endtime;
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final String? statusText;
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final String? statusClass;
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VoteItem({
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required this.id,
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required this.title,
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this.idesc,
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required this.itype,
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required this.maxtime,
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required this.status,
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required this.iview,
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required this.addtime,
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required this.statime,
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required this.endtime,
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this.statusText,
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this.statusClass,
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});
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factory VoteItem.fromJson(Map<String, dynamic> json) {
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return VoteItem(
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id: int.tryParse(json['id'].toString()) ?? 0,
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title: json['title']?.toString() ?? '',
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idesc: json['idesc']?.toString(),
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itype: int.tryParse(json['itype'].toString()) ?? 0,
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maxtime: int.tryParse(json['maxtime'].toString()) ?? 0,
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status: int.tryParse(json['status'].toString()) ?? 0,
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iview: int.tryParse(json['iview'].toString()) ?? 0,
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addtime: json['addtime']?.toString() ?? '',
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statime: json['statime']?.toString() ?? '',
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endtime: json['endtime']?.toString() ?? '',
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statusText: json['status_text']?.toString(),
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statusClass: json['status_class']?.toString(),
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);
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}
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bool get isSingleChoice => itype == 0;
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bool get isMultipleChoice => itype == 1;
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bool get isActive => status == 1;
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}
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/// 分页信息
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class VotePagination {
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final int total;
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final int page;
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final int pageSize;
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final int totalPage;
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final int offset;
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VotePagination({
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required this.total,
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required this.page,
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required this.pageSize,
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required this.totalPage,
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required this.offset,
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});
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factory VotePagination.fromJson(Map<String, dynamic> json) {
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return VotePagination(
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total: int.tryParse(json['total'].toString()) ?? 0,
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page: int.tryParse(json['page'].toString()) ?? 1,
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pageSize: int.tryParse(json['pageSize'].toString()) ?? 10,
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totalPage: int.tryParse(json['totalPage'].toString()) ?? 1,
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offset: int.tryParse(json['offset'].toString()) ?? 0,
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);
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}
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}
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/// 投票详情响应
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class VoteDetailResponse {
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final VoteItem vote;
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final List<VoteOption> options;
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final bool hasVoted;
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final List<int> userVotes;
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final bool canVote;
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VoteDetailResponse({
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required this.vote,
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required this.options,
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required this.hasVoted,
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required this.userVotes,
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required this.canVote,
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});
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factory VoteDetailResponse.fromJson(Map<String, dynamic> json) {
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final data = json['data'] as Map<String, dynamic>? ?? {};
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final voteRaw = data['vote'] as Map<String, dynamic>? ?? {};
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final optionsRaw = data['options'] as List? ?? [];
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final userVotesRaw = data['userVotes'] as List? ?? [];
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return VoteDetailResponse(
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vote: VoteItem.fromJson(voteRaw),
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options: optionsRaw.map((item) => VoteOption.fromJson(item)).toList(),
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hasVoted: data['hasVoted'] as bool? ?? false,
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userVotes: userVotesRaw
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.map((id) => int.tryParse(id.toString()) ?? 0)
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.where((id) => id > 0)
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.toList(),
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canVote: data['canVote'] as bool? ?? true,
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);
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}
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}
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/// 投票选项
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class VoteOption {
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final int id;
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final int topicId;
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final String name;
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final String? idesc;
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final String? imgs;
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final int sort;
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VoteOption({
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required this.id,
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required this.topicId,
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required this.name,
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this.idesc,
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this.imgs,
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required this.sort,
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});
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factory VoteOption.fromJson(Map<String, dynamic> json) {
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return VoteOption(
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id: int.tryParse(json['id'].toString()) ?? 0,
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topicId: int.tryParse(json['topic_id'].toString()) ?? 0,
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name: json['name']?.toString() ?? '',
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idesc: json['idesc']?.toString(),
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imgs: json['imgs']?.toString(),
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sort: int.tryParse(json['sort'].toString()) ?? 0,
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);
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}
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}
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/// 投票结果响应
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class VoteResultResponse {
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final VoteItem vote;
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final List<VoteResultOption> options;
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final int totalVotes;
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final bool hasVoted;
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final List<int> userVotes;
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VoteResultResponse({
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required this.vote,
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required this.options,
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required this.totalVotes,
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required this.hasVoted,
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required this.userVotes,
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});
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factory VoteResultResponse.fromJson(Map<String, dynamic> json) {
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final data = json['data'] as Map<String, dynamic>? ?? {};
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final voteRaw = data['vote'] as Map<String, dynamic>? ?? {};
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final optionsRaw = data['options'] as List? ?? [];
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final userVotesRaw = data['userVotes'] as List? ?? [];
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return VoteResultResponse(
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vote: VoteItem.fromJson(voteRaw),
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options: optionsRaw
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.map((item) => VoteResultOption.fromJson(item))
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.toList(),
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totalVotes: int.tryParse(data['totalVotes'].toString()) ?? 0,
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hasVoted: data['hasVoted'] as bool? ?? false,
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userVotes: userVotesRaw
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.map((id) => int.tryParse(id.toString()) ?? 0)
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.where((id) => id > 0)
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.toList(),
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);
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}
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}
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/// 投票结果选项
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class VoteResultOption {
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final int id;
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final String name;
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final String? idesc;
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final String? imgs;
|
||
final int count;
|
||
final int percentage;
|
||
|
||
VoteResultOption({
|
||
required this.id,
|
||
required this.name,
|
||
this.idesc,
|
||
this.imgs,
|
||
required this.count,
|
||
required this.percentage,
|
||
});
|
||
|
||
factory VoteResultOption.fromJson(Map<String, dynamic> json) {
|
||
return VoteResultOption(
|
||
id: int.tryParse(json['id'].toString()) ?? 0,
|
||
name: json['name']?.toString() ?? '',
|
||
idesc: json['idesc']?.toString(),
|
||
imgs: json['imgs']?.toString(),
|
||
count: int.tryParse(json['count'].toString()) ?? 0,
|
||
percentage: int.tryParse(json['percentage'].toString()) ?? 0,
|
||
);
|
||
}
|
||
}
|