86 lines
2.6 KiB
Dart
86 lines
2.6 KiB
Dart
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import 'package:dio/dio.dart';
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import 'package:flutter_secure_storage/flutter_secure_storage.dart';
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class ApiClient {
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late final Dio dio;
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final FlutterSecureStorage _storage = const FlutterSecureStorage();
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VoidCallback? onForceLogout;
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ApiClient() {
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dio = Dio(BaseOptions(
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connectTimeout: const Duration(seconds: 15),
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receiveTimeout: const Duration(seconds: 30),
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));
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dio.interceptors.add(InterceptorsWrapper(
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onRequest: (options, handler) async {
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final token = await _storage.read(key: 'access_token');
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if (token != null) {
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options.headers['Authorization'] = 'Bearer $token';
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}
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handler.next(options);
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},
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onError: (error, handler) async {
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if (error.response?.statusCode == 401) {
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final refreshed = await _tryRefreshToken();
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if (refreshed) {
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final opts = error.requestOptions;
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final token = await _storage.read(key: 'access_token');
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opts.headers['Authorization'] = 'Bearer $token';
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try {
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final response = await dio.fetch(opts);
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return handler.resolve(response);
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} catch (e) {
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return handler.next(error);
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}
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} else {
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onForceLogout?.call();
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}
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}
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handler.next(error);
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},
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));
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}
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Future<void> setBaseUrl(String serverUrl) async {
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final url = serverUrl.endsWith('/')
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? serverUrl.substring(0, serverUrl.length - 1)
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: serverUrl;
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dio.options.baseUrl = '$url/wp-json/twilio-mobile/v1';
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await _storage.write(key: 'server_url', value: url);
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}
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Future<void> restoreBaseUrl() async {
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final url = await _storage.read(key: 'server_url');
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if (url != null) {
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dio.options.baseUrl = '$url/wp-json/twilio-mobile/v1';
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}
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}
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Future<bool> _tryRefreshToken() async {
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try {
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final refreshToken = await _storage.read(key: 'refresh_token');
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if (refreshToken == null) return false;
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final response = await dio.post(
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'/auth/refresh',
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data: {'refresh_token': refreshToken},
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options: Options(headers: {'Authorization': ''}),
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);
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if (response.statusCode == 200 && response.data['success'] == true) {
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await _storage.write(
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key: 'access_token', value: response.data['access_token']);
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if (response.data['refresh_token'] != null) {
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await _storage.write(
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key: 'refresh_token', value: response.data['refresh_token']);
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}
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return true;
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}
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} catch (_) {}
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return false;
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}
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}
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typedef VoidCallback = void Function();
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