import 'package:dio/dio.dart';
import '../core/cache_manager.dart';
import '../core/constants/api_url.dart';

class ApiClient {
  late final Dio dio;

  ApiClient() {
    dio = Dio(BaseOptions(
      baseUrl: ApiUrl.baseUrl,
      connectTimeout: const Duration(seconds: 30),
      receiveTimeout: const Duration(seconds: 30),
      headers: {
        'Accept': 'application/json',
        'Content-Type': 'application/json',
        'Bypass-Tunnel-Reminder': 'true',
        'ngrok-skip-browser-warning': 'true',
      },
    ));

    dio.interceptors.add(InterceptorsWrapper(
      onRequest: (options, handler) async {
        options.baseUrl = ApiUrl.baseUrl;
        final token = CacheManager.authBox.get('auth_token');
        if (token != null && token.isNotEmpty) {
          options.headers['Authorization'] = 'Bearer $token';
        }
        return handler.next(options);
      },
      onResponse: (response, handler) {
        // Deteksi response HTML (redirect ke login page — token expired)
        final contentType = response.headers.value('content-type') ?? '';
        final isHtml = contentType.contains('text/html') ||
            (response.data is String &&
                (response.data as String).trimLeft().startsWith('<!'));

        if (isHtml) {
          return handler.reject(
            DioException(
              requestOptions: response.requestOptions,
              response: response,
              type: DioExceptionType.badResponse,
              error: 'Sesi habis atau server mengembalikan HTML.',
            ),
          );
        }
        return handler.next(response);
      },
      onError: (DioException e, handler) {
        // Cegah error "type 'String' is not a subtype of type 'int'" di repository
        if (e.response != null && e.response!.data is String) {
          e.response!.data = {
            'message': 'Terjadi kesalahan server (${e.response!.statusCode}).',
          };
        }
        return handler.next(e);
      },
    ));
  }
}