import 'dart:convert';
import 'dart:io';

import 'package:aman_kassa_flutter/core/base/base_service.dart';
import 'package:aman_kassa_flutter/core/models/session.dart';
import '../models/authResponse.dart';


import 'package:http/http.dart' as http;

/// The service responsible for networking requests
class ApiService extends BaseService {
  static const endpoint = 'https://kassa-test.aman.com.kz/ru/api/v2';

  var client = new http.Client();

  Future<AuthBody> authenticate(String email, String password) async {
    Map<String, String> requestBody = <String, String>{
      'email': email,
      'password': password
    };
    var response = await requestFormData('/authenticate', requestBody);
    final respStr = await response.stream.bytesToString();
    print(respStr);
    AuthResponse aman = AuthResponse.fromJson(json.decode(respStr));    
    return aman.body;
  }

  Future<Session> isActive(String token) async {
    Map<String, String> requestBody = <String, String>{'api_token': token};
    var response = await requestFormData('/test_auth', requestBody);
    final respStr = await response.stream.bytesToString();
    return Session.fromData(token, json.decode(respStr)['body']);
  }

  Future<http.StreamedResponse> requestFormData(
      String point, Map<String, String> requestBody) async {
    Map<String, String> headers = <String, String>{
      HttpHeaders.contentTypeHeader: "multipart/form-data",
      HttpHeaders.cacheControlHeader: "no-cache"
    };

    var uri = Uri.parse('$endpoint$point');
    var request = http.MultipartRequest('POST', uri)
      ..headers.addAll(
          headers) //if u have headers, basic auth, token bearer... Else remove line
      ..fields.addAll(requestBody);
    return await request.send();
  }

}