doctor_app_flutter/lib/client/base_app_client.dart

import 'dart:convert';

import 'package:doctor_app_flutter/config/config.dart';
import 'package:doctor_app_flutter/config/shared_pref_kay.dart';
import 'package:doctor_app_flutter/models/doctor/doctor_profile_model.dart';
import 'package:doctor_app_flutter/util/dr_app_shared_pref.dart';
import 'package:doctor_app_flutter/util/helpers.dart';
import 'package:http/http.dart' as http;

DrAppSharedPreferances sharedPref = new DrAppSharedPreferances();
Helpers helpers = new Helpers();
//ProjectProvider projectsProvider = new ProjectProvider();

/*
 *@author: Mohammad Aljammal
 *@Date:28/5/2020
 *@param: url, onSuccess callBack, onFailure callBack
 *@return:
 *@desc:
 */

///Example
/*
 await BaseAppClient.post('',
        onSuccess: (dynamic response, int statusCode) {},
        onFailure: (String error, int statusCode) {},
    body: null);
* */
class BaseAppClient {
  //TODO change the post fun to nun static when you change all service
  post(
    String endPoint, {
    Map<String, dynamic> body,
    Function(dynamic response, int statusCode) onSuccess,
    Function(String error, int statusCode) onFailure,
  }) async {
    String url = BASE_URL + endPoint;
    try {
      Map profile = await sharedPref.getObj(DOCTOR_PROFILE);
      String token = await sharedPref.getString(TOKEN);
      if (profile != null) {
        DoctorProfileModel doctorProfile = DoctorProfileModel.fromJson(profile);
        // body["VidaAuthTokenID"] =
        //     "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.8cb7axSSZUwbdzQ9AdTDaahtyhoVvAiDCXIGz4F-FuQ";
        // body["VidaRefreshTokenID"] =
        //     "hapR/0V/AljCVq/j49o4T7Bnee7hN295Xks54jo3ATEKZMqa8k9pXmbwDGycnz0Do6jk1W7YWFl6oy6aKfIjDA==";
        body['DoctorID'] = doctorProfile?.doctorID;
        body['EditedBy'] = doctorProfile?.doctorID;
        body['ProjectID'] = doctorProfile?.projectID;
        if (body['ClinicID'] == null)
          body['ClinicID'] = doctorProfile?.clinicID;
      }
      body['TokenID'] = token ?? '';
      String lang = await sharedPref.getString(APP_Language);
      if (lang != null && lang == 'ar')
        body['LanguageID'] = 1;
      else
        body['LanguageID'] = 2;

      body['stamp'] = STAMP;
      body['IPAdress'] = IP_ADDRESS;
      body['VersionID'] = VERSION_ID;
      body['Channel'] = CHANNEL;
      body['SessionID'] = SESSION_ID;
      body['IsLoginForDoctorApp'] = IS_LOGIN_FOR_DOCTOR_APP;
      body['PatientOutSA'] = 0; // PATIENT_OUT_SA;
      body['VidaAuthTokenID'] = await sharedPref.getString(VIDA_AUTH_TOKEN_ID);
      body['VidaRefreshTokenID'] =
          await sharedPref.getString(VIDA_REFRESH_TOKEN_ID);

      print("URL : $url");
      print("Body : ${json.encode(body)}");

      if (await Helpers.checkConnection()) {
        final response = await http.post(url,
            body: json.encode(body),
            headers: {
              'Content-Type': 'application/json',
              'Accept': 'application/json'
            });
        final int statusCode = response.statusCode;
        if (statusCode < 200 || statusCode >= 400 || json == null) {
          onFailure('Error While Fetching data', statusCode);
        } else {
          var parsed = json.decode(response.body.toString());
          if (!parsed['IsAuthenticated']) {
            //need to uncomment
            // await helpers.logout();
            onSuccess(parsed, statusCode);
            helpers.showErrorToast('Your session expired Please login agian');
          } else if (parsed['MessageStatus'] == 1) {
            onSuccess(parsed, statusCode);
          } else {
            String error =
                parsed['ErrorEndUserMessage'] ?? parsed['ErrorMessage'];

            if (parsed["ValidationErrors"] != null) {
              if (parsed["ValidationErrors"]["ValidationErrors"] != null &&
                  parsed["ValidationErrors"]["ValidationErrors"].length != 0) {
                error = '';
                for (var i = 0;
                    i < parsed["ValidationErrors"]["ValidationErrors"].length;
                    i++) {
                  error = error +
                      parsed["ValidationErrors"]["ValidationErrors"][i]
                          ["Messages"][0] +
                      "\n";
                }
              }
            }

            onFailure(error, statusCode);
          }
        }
      } else {
        onFailure('Please Check The Internet Connection', -1);
      }
    } catch (e) {
      print(e);
      onFailure(e.toString(), -1);
    }
  }
}