// ignore_for_file: avoid_print

import 'package:connectivity_plus/connectivity_plus.dart';
import 'package:dio/dio.dart';
import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
import 'package:hive/hive.dart';
import '../utils/storage.dart';
// import 'package:get/get.dart' hide Response;

class ApiInterceptor extends Interceptor {
  @override
  void onRequest(RequestOptions options, RequestInterceptorHandler handler) {
    // print("请求之前");
    // 在请求之前添加头部或认证信息
    // options.headers['Authorization'] = 'Bearer token';
    // options.headers['Content-Type'] = 'application/json';
    handler.next(options);
  }

  @override
  void onResponse(Response response, ResponseInterceptorHandler handler) {
    try {
      if (response.statusCode == 302) {
        final List<String> locations = response.headers['location']!;
        if (locations.isNotEmpty) {
          if (locations.first.startsWith('https://www.mcbbs.net')) {
            final Uri uri = Uri.parse(locations.first);
            final String? accessKey = uri.queryParameters['access_key'];
            final String? mid = uri.queryParameters['mid'];
            try {
              Box localCache = GStrorage.localCache;
              localCache.put(LocalCacheKey.accessKey,
                  <String, String?>{'mid': mid, 'value': accessKey});
            } catch (_) {}
          }
        }
      }
    } catch (err) {
      print('ApiInterceptor: $err');
    }

    handler.next(response);
  }

  @override
  void onError(DioException err, ErrorInterceptorHandler handler) async {
    // 处理网络请求错误
    // handler.next(err);
    SmartDialog.showToast(
      await dioError(err),
      displayType: SmartToastType.onlyRefresh,
    );
    super.onError(err, handler);
  }

  static Future<String> dioError(DioException error) async {
    switch (error.type) {
      case DioExceptionType.badCertificate:
        return '证书有误！';
      case DioExceptionType.badResponse:
        return '服务器异常，请稍后重试！';
      case DioExceptionType.cancel:
        return '请求已被取消，请重新请求';
      case DioExceptionType.connectionError:
        return '连接错误，请检查网络设置';
      case DioExceptionType.connectionTimeout:
        return '网络连接超时，请检查网络设置';
      case DioExceptionType.receiveTimeout:
        return '响应超时，请稍后重试！';
      case DioExceptionType.sendTimeout:
        return '发送请求超时，请检查网络设置';
      case DioExceptionType.unknown:
        final String res = await checkConect();
        return '$res \n 网络异常，请稍后重试！';
      // default:
      //   return 'Dio异常';
    }
  }

  static Future<String> checkConect() async {
    final ConnectivityResult connectivityResult =
        await Connectivity().checkConnectivity();
    if (connectivityResult == ConnectivityResult.mobile) {
      return 'connected with mobile network';
    } else if (connectivityResult == ConnectivityResult.wifi) {
      return 'connected with wifi network';
    } else if (connectivityResult == ConnectivityResult.ethernet) {
      // I am connected to a ethernet network.
      return '';
    } else if (connectivityResult == ConnectivityResult.vpn) {
      // I am connected to a vpn network.
      // Note for iOS and macOS:
      // There is no separate network interface type for [vpn].
      // It returns [other] on any device (also simulator)
      return '';
    } else if (connectivityResult == ConnectivityResult.other) {
      // I am connected to a network which is not in the above mentioned networks.
      return '';
    } else if (connectivityResult == ConnectivityResult.none) {
      return 'not connected to any network';
    } else {
      return '';
    }
  }
}