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

import 'package:unit2/model/login_data/version_info.dart';
import 'package:http/http.dart' as http;
import '../../utils/text_container.dart';
import '../../utils/urls.dart';

class AuthService {
  static final AuthService _instance = AuthService();
  static AuthService get instance => _instance;

  Future<VersionInfo> getVersionInfo() async {
    VersionInfo versionInfo = VersionInfo();
    Map<String, String> headers = {
      'Content-Type': 'application/json; charset=UTF-8',
      HttpHeaders.authorizationHeader: 'UniT2',
      'X-User': ""
    };
    try {
      http.Response response = await http.get(
          Uri.https('unitylb1.agusandelnorte.gov.ph',
              '/unit2/api/sys/apk_version/latest/'),
          headers: headers);
      if (response.statusCode == 200) {
        Map data = jsonDecode(response.body);
        versionInfo = VersionInfo.fromJson(data['data']);
      }
    } on TimeoutException catch (e) {
      throw (timeoutError);
    } on SocketException catch (e) {
      throw (timeoutError);
    } catch (e) {
      throw (e.toString());
    }
    return versionInfo;
  }
}