doctor_app_flutter/lib/providers/patients_provider.dart

import 'dart:io';

import 'package:doctor_app_flutter/models/patient_model.dart';
import 'package:flutter/cupertino.dart';
import 'package:http/http.dart' as http;
import 'dart:convert';

class PatientsProvider with ChangeNotifier {
  Future<Map> getPatientList(PatientModel patient, patientType) async {
    Map<String, String> requestHeaders = {
      'Content-type': 'application/json',
      'Accept': 'application/json',
    };
    const url =
        'https://hmgwebservices.com/Services/DoctorApplication.svc/REST/GetMyInPatient';
    try {
      final response = await http.post(url,
          headers: requestHeaders,
          body: json.encode({
            "ProjectID": 12,
            "ClinicID": 17,
            "DoctorID": 98129,
            "FirstName": "0",
            "MiddleName": "0",
            "LastName": "0",
            "PatientMobileNumber": "0",
            "PatientIdentificationID": "0",
            "PatientID": 0,
            "From": "0",
            "To": "0",
            "LanguageID": 2,
            "stamp": "2020-03-02T13:56:39.170Z",
            "IPAdress": "11.11.11.11",
            "VersionID": 1.2,
            "Channel": 9,
            "TokenID": "2Fi7HoIHB0eDyekVa6tCJg==",
            "SessionID": "5G0yXn0Jnq",
            "IsLoginForDoctorApp": true,
            "PatientOutSA": false
          }));
      // var response = await http.post(url, body: {'name': 'doodle', 'color': 'blue'});
      print('Response status: ${response.statusCode}');
      print('Response body: ${response.body}');
      return Future.value(json.decode(response.body));
      notifyListeners();
    } catch (error) {
      print(error.toString());
      print('error');
    }
  }
}