87 lines
2.4 KiB
Dart
87 lines
2.4 KiB
Dart
import 'package:dio/dio.dart';
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import 'package:miaoji_zhang/shared/update/update_config.dart';
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import 'package:miaoji_zhang/shared/update/update_models.dart';
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enum UpdateFailureKind { unavailable, rateLimited, network, invalidResponse }
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class UpdateCheckException implements Exception {
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final UpdateFailureKind kind;
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final String message;
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const UpdateCheckException(this.kind, this.message);
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@override
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String toString() => message;
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}
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class UpdateApi {
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UpdateApi({Dio? dio})
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: _dio =
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dio ??
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Dio(
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BaseOptions(
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baseUrl: UpdateConfig.baseUrl,
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connectTimeout: const Duration(seconds: 8),
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receiveTimeout: const Duration(seconds: 15),
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sendTimeout: const Duration(seconds: 8),
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),
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);
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final Dio _dio;
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Future<UpdateCheckResponse> check({
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required String platform,
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required String channel,
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required int currentBuild,
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}) async {
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try {
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final response = await _dio.get<Object?>(
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'/api/client/v1/update',
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queryParameters: {
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'appKey': UpdateConfig.appKey,
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'platform': platform,
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'channel': channel,
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'currentBuild': currentBuild,
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},
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);
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final data = response.data;
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if (data is! Map) {
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throw const UpdateCheckException(
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UpdateFailureKind.invalidResponse,
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'更新服务返回格式异常',
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);
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}
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return UpdateCheckResponse.fromJson(Map<String, dynamic>.from(data));
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} on DioException catch (error) {
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switch (error.response?.statusCode) {
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case 404:
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throw const UpdateCheckException(
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UpdateFailureKind.unavailable,
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'当前版本尚未配置更新渠道',
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);
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case 429:
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throw const UpdateCheckException(
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UpdateFailureKind.rateLimited,
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'检查更新过于频繁，请稍后再试',
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);
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}
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throw const UpdateCheckException(
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UpdateFailureKind.network,
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'暂时无法连接更新服务，请检查网络后重试',
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);
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} on UpdateCheckException {
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rethrow;
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} on FormatException catch (error) {
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throw UpdateCheckException(
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UpdateFailureKind.invalidResponse,
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error.message.toString(),
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);
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} catch (_) {
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throw const UpdateCheckException(
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UpdateFailureKind.invalidResponse,
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'更新服务返回格式异常',
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);
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}
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}
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}
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