import 'package:dio/dio.dart';
import 'package:flutter_secure_storage/flutter_secure_storage.dart';

class ApiClient {
  late final Dio _dio;
  final _storage = const FlutterSecureStorage();
  static const _tokenKey = 'auth_token';

  ApiClient({String? baseUrl}) {
    _dio = Dio(BaseOptions(
      baseUrl: baseUrl ?? 'http://localhost:3000/api',
      connectTimeout: const Duration(seconds: 10),
      headers: {'Content-Type': 'application/json'},
    ));

    _dio.interceptors.add(InterceptorsWrapper(
      onRequest: (options, handler) async {
        final token = await _storage.read(key: _tokenKey);
        if (token != null) {
          options.headers['Authorization'] = 'Bearer $token';
        }
        handler.next(options);
      },
    ));
  }

  Future<Map<String, dynamic>> get(String path, {Map<String, dynamic>? params}) async {
    final res = await _dio.get(path, queryParameters: params);
    return res.data as Map<String, dynamic>;
  }

  Future<Map<String, dynamic>> post(String path, {dynamic data}) async {
    final res = await _dio.post(path, data: data);
    return res.data as Map<String, dynamic>;
  }

  Future<Map<String, dynamic>> put(String path, {dynamic data}) async {
    final res = await _dio.put(path, data: data);
    return res.data as Map<String, dynamic>;
  }

  Future<void> saveToken(String token) => _storage.write(key: _tokenKey, value: token);
  Future<String?> getToken() => _storage.read(key: _tokenKey);
  Future<void> clearToken() => _storage.delete(key: _tokenKey);
}