import 'dart:convert';

import 'package:http/http.dart' as http;
import 'package:test_sa/core/enums.dart';

class ApiClient {
  final String baseUrl, endPoint;
  final RequestMethod requestMethod;

  ApiClient.request({
    required this.baseUrl,
    required this.endPoint,
    required this.requestMethod,
  });

  Future<Map<String, dynamic>> execute({
    Map<String, String>? headers,
    Map<String, dynamic>? queryParameters,
    Object? body,
  }) async {
    final url = Uri.tryParse(baseUrl + endPoint);
    if (url != null) {
      late http.Response response;
      switch (requestMethod) {
        case RequestMethod.get:
          response = await http.get(url, headers: headers);
          break;
        case RequestMethod.post:
          response = await http.post(url, headers: headers, body: body);
          break;
        case RequestMethod.put:
          response = await http.put(url, headers: headers, body: body);
          break;
        case RequestMethod.delete:
          response = await http.delete(url, headers: headers, body: body);
          break;
      }
      return await _handleResponse(response);
    } else {
      throw ApiExceptionsEnum.other;
    }
  }

  Future<Map<String, dynamic>> _handleResponse(http.Response response) {
    print('status code ${response.statusCode} : ${response.request?.url}');
    if (response.statusCode == 200) {
      return jsonDecode(response.body);
    } else if (response.statusCode == 401) {
      throw ApiExceptionsEnum.unauthorized;
    } else if (response.statusCode == 400) {
      throw ApiExceptionsEnum.badRequest;
    } else if (response.statusCode == 500) {
      throw ApiExceptionsEnum.internalServerError;
    }
    throw ApiExceptionsEnum.unknown;
  }
}