import 'dart:convert';

import 'package:doctor_app_flutter/client/app_client.dart';
import 'package:doctor_app_flutter/client/base_app_client.dart';
import 'package:doctor_app_flutter/config/shared_pref_kay.dart';
import 'package:doctor_app_flutter/models/doctor_profile_model.dart';
import 'package:doctor_app_flutter/models/patient/get_clinic_by_project_id_request.dart';
import 'package:doctor_app_flutter/models/patient/get_doctor_by_clinic_id_request.dart';
import 'package:doctor_app_flutter/models/patient/get_list_stp_referral_frequency_request.dart';
import 'package:doctor_app_flutter/models/patient/lab_orders_res_model.dart';
import 'package:doctor_app_flutter/models/patient/lab_result.dart';
import 'package:doctor_app_flutter/models/patient/lab_result_req_model.dart';
import 'package:doctor_app_flutter/models/patient/patiant_info_model.dart';
import 'package:doctor_app_flutter/models/patient/prescription_res_model.dart';
import 'package:doctor_app_flutter/models/patient/radiology_res_model.dart';
import 'package:doctor_app_flutter/models/patient/refer_to_doctor_request.dart';
import 'package:flutter/cupertino.dart';
import 'package:http/http.dart';
import 'package:http_interceptor/http_client_with_interceptor.dart';

import '../client/app_client.dart';
import '../config/config.dart';
import '../interceptor/http_interceptor.dart';
import '../models/patient/lab_orders_res_model.dart';
import '../models/patient/patiant_info_model.dart';
import '../models/patient/patient_model.dart';
import '../models/patient/prescription_res_model.dart';
import '../models/patient/radiology_res_model.dart';
import '../models/patient/vital_sign_res_model.dart';
import '../util/helpers.dart';

Helpers helpers = Helpers();

class PatientsProvider with ChangeNotifier {
  bool isLoading = false;
  bool isError = false;
  String error = '';
  List<VitalSignResModel> patientVitalSignList = [];
  List<VitalSignResModel> patientVitalSignOrderdSubList = [];
  List<LabOrdersResModel> patientLabResultOrdersList = [];
  List<PrescriptionResModel> patientPrescriptionsList = [];
  List<RadiologyResModel> patientRadiologyList = [];

  /*@author: ibrahe albitar 
 *@Date:2/6/2020  
 *@desc:   getPatientPrescriptions
 */

  List<LabResult> labResultList = [];

  var patientProgressNoteList = [];
  var insuranceApporvalsList = [];

  var doctorsList = [];
  var clinicsList = [];
  var referalFrequancyList = [];

  DoctorsByClinicIdRequest _doctorsByClinicIdRequest =
      DoctorsByClinicIdRequest();
  STPReferralFrequencyRequest _referralFrequencyRequest =
      STPReferralFrequencyRequest();
  ClinicByProjectIdRequest _clinicByProjectIdRequest =
      ClinicByProjectIdRequest();
  ReferToDoctorRequest _referToDoctorRequest = ReferToDoctorRequest();

  Client client =
      HttpClientWithInterceptor.build(interceptors: [HttpInterceptor()]);

  PatiantInformtion _selectedPatient;

  Future<Map> getPatientList(PatientModel patient, patientType) async {
    /* const url =
        BASE_URL+'DoctorApplication.svc/REST/GetMyInPatient';*/

    int val = int.parse(patientType);
    //**********Modify url by amjad amireh for patiant type*********

    final url =
        BASE_URL + "DoctorApplication.svc/REST/" + SERVICES_PATIANT[val];
    //  print("a===========$url=======a");

    try {
      final response = await client.post(url,
          body: json.encode({
            "ProjectID": patient.ProjectID,
            "ClinicID": patient.ClinicID,
            "DoctorID": patient.DoctorID,
            "FirstName": patient.FirstName,
            "MiddleName": patient.MiddleName,
            "LastName": patient.LastName,
            "PatientMobileNumber": patient.PatientMobileNumber,
            "PatientIdentificationID": patient.PatientIdentificationID,
            "PatientID": patient.PatientID,
            "From": patient.From,
            "To": patient.To,
            "LanguageID": patient.LanguageID,
            "stamp": patient.stamp,
            "IPAdress": patient.IPAdress,
            "VersionID": patient.VersionID,
            "Channel": patient.Channel,
            "TokenID": patient.TokenID,
            "SessionID": patient.SessionID,
            "IsLoginForDoctorApp": patient.IsLoginForDoctorApp,
            "PatientOutSA": patient.PatientOutSA
          }));
//**********************
//***********************

      return Future.value(json.decode(response.body));
    } catch (err) {
      throw err;
    }
  }

  setBasicData() {
    isLoading = true;
    isError = false;
    error = '';
    notifyListeners();
  }

/*
 *@author: Elham Rababah
 *@Date:27/4/2020
 *@param: patient
 *@return:
 *@desc:   getPatientVitalSign
 */
  getPatientVitalSign(patient) async {
    setBasicData();

    try {
      if (await Helpers.checkConnection()) {
        final response = await AppClient.post(GET_PATIENT_VITAL_SIGN,
            body: json.encode(patient));
        final int statusCode = response.statusCode;
        isLoading = false;

        if (statusCode < 200 || statusCode >= 400 || json == null) {
          isError = true;
          error = 'Error While Fetching data';
        } else {
          var res = json.decode(response.body);
          print('$res');
          if (res['MessageStatus'] == 1) {
            patientVitalSignList = [];
            res['List_DoctorPatientVitalSign'].forEach((v) {
              patientVitalSignList.add(new VitalSignResModel.fromJson(v));
            });

            if (patientVitalSignList.length > 0) {
              List<VitalSignResModel> patientVitalSignOrderdSubListTemp = [];
              patientVitalSignOrderdSubListTemp = patientVitalSignList;
              patientVitalSignOrderdSubListTemp
                  .sort((VitalSignResModel a, VitalSignResModel b) {
                return b.vitalSignDate.microsecondsSinceEpoch -
                    a.vitalSignDate.microsecondsSinceEpoch;
              });
              patientVitalSignOrderdSubList.clear();
              for (int x = 0; x < 20; x++) {
                patientVitalSignOrderdSubList
                    .add(patientVitalSignOrderdSubListTemp[x]);
              }
            }
          } else {
            isError = true;
            error = res['ErrorMessage'] ?? res['ErrorEndUserMessage'];
          }
        }
      } else {
        isLoading = false;
        isError = true;
        error = 'Please Check The Internet Connection';
      }
      notifyListeners();
    } catch (err) {
      handelCatchErrorCase(err);
    }
  }

/*@author: Elham Rababah
 *@Date:27/4/2020
 *@param: patient
 *@return:
 *@desc:   getLabResult Orders
 */
  getLabResultOrders(patient) async {
    // isLoading = true;
    // notifyListeners();
    setBasicData();

    try {
      if (await Helpers.checkConnection()) {
        final response = await AppClient.post(GET_PATIENT_LAB_OREDERS,
            body: json.encode(patient));
        final int statusCode = response.statusCode;
        isLoading = false;

        if (statusCode < 200 || statusCode >= 400 || json == null) {
          isError = true;
          error = 'Error While Fetching data';
        } else {
          var res = json.decode(response.body);
          print('$res');
          if (res['MessageStatus'] == 1) {
            patientLabResultOrdersList = [];
            res['List_GetLabOreders'].forEach((v) {
              patientLabResultOrdersList.add(new LabOrdersResModel.fromJson(v));
            });
          } else {
            isError = true;
            error = res['ErrorMessage'] ?? res['ErrorEndUserMessage'];
          }
        }
      } else {
        isLoading = false;
        isError = true;
        error = 'Please Check The Internet Connection';
      }
      notifyListeners();
    } catch (err) {
      handelCatchErrorCase(err);
    }
  }

/*@author: Elham Rababah
 *@Date:3/5/2020
 *@param: patient
 *@return:
 *@desc:   getPatientPrescriptions
 */
  getPatientPrescriptions(patient) async {
    // isLoading = true;
    // notifyListeners();
    setBasicData();

    try {
      if (await Helpers.checkConnection()) {
        final response =
            await AppClient.post(GET_PRESCRIPTION, body: json.encode(patient));
        final int statusCode = response.statusCode;
        isLoading = false;

        if (statusCode < 200 || statusCode >= 400 || json == null) {
          isError = true;
          error = 'Error While Fetching data';
        } else {
          var res = json.decode(response.body);
          print('$res');
          if (res['MessageStatus'] == 1) {
            patientPrescriptionsList = [];
            res['PatientPrescriptionList'].forEach((v) {
              patientPrescriptionsList
                  .add(new PrescriptionResModel.fromJson(v));
            });
          } else {
            isError = true;
            error = res['ErrorMessage'] ?? res['ErrorEndUserMessage'];
          }
        }
      } else {
        isLoading = false;
        isError = true;
        error = 'Please Check The Internet Connection';
      }
      notifyListeners();
    } catch (err) {
      handelCatchErrorCase(err);
    }
  }

  /*@author: Elham Rababah
 *@Date:12/5/2020
 *@param: patient
 *@return:
 *@desc:   getPatientRadiology
 */
  handelCatchErrorCase(err) {
    isLoading = false;
    isError = true;
    error = helpers.generateContactAdminMsg(err);
    notifyListeners();
    throw err;
  }

/*@author: Elham Rababah
 *@Date:3/5/2020
 *@param: patient
 *@return:
 *@desc:   getPatientRadiology
 */
  getPatientRadiology(patient) async {
    // isLoading = true;
    // notifyListeners();
    setBasicData();
    try {
      if (await Helpers.checkConnection()) {
        final response =
            await AppClient.post(GET_RADIOLOGY, body: json.encode(patient));
        final int statusCode = response.statusCode;
        isLoading = false;

        if (statusCode < 200 || statusCode >= 400 || json == null) {
          isError = true;
          error = 'Error While Fetching data';
        } else {
          var res = json.decode(response.body);
          print('$res');
          if (res['MessageStatus'] == 1) {
            patientRadiologyList = [];
            res['List_GetRadOreders'].forEach((v) {
              patientRadiologyList.add(new RadiologyResModel.fromJson(v));
            });
          } else {
            isError = true;
            error = res['ErrorMessage'] ?? res['ErrorEndUserMessage'];
          }
        }
      } else {
        isLoading = false;
        isError = true;
        error = 'Please Check The Internet Connection';
      }
      notifyListeners();
    } catch (err) {
      handelCatchErrorCase(err);
    }
  }

  getLabResult(LabOrdersResModel labOrdersResModel) async {
    labResultList.clear();
    isLoading = true;
    notifyListeners();
    RequestLabResult requestLabResult = RequestLabResult();
    requestLabResult.sessionID = labOrdersResModel.setupID;
    requestLabResult.orderNo = labOrdersResModel.orderNo;
    requestLabResult.invoiceNo = labOrdersResModel.invoiceNo;
    requestLabResult.patientTypeID = labOrdersResModel.patientType;
    await BaseAppClient.post('DoctorApplication.svc/REST/GetPatientLabResults',
        onSuccess: (dynamic response, int statusCode) {
      isError = false;
      isLoading = false;
      response['List_GetLabNormal'].forEach((v) {
        labResultList.add(new LabResult.fromJson(v));
      });
    }, onFailure: (String error, int statusCode) {
      isError = true;
      isLoading = false;
      this.error = error;
    }, body: requestLabResult.toJson());
    notifyListeners();
  }

  getPatientInsuranceApprovals(patient) async {
    setBasicData();
    try {
      if (await Helpers.checkConnection()) {
        final response = await AppClient.post(PATIENT_INSURANCE_APPROVALS_URL,
            body: json.encode(patient));
        final int statusCode = response.statusCode;
        isLoading = false;

        if (statusCode < 200 || statusCode >= 400 || json == null) {
          isError = true;
          error = 'Error While Fetching data';
        } else {
          var res = json.decode(response.body);
          print('$res');
          if (res['MessageStatus'] == 1) {
            //patientRadiologyList = [];
            insuranceApporvalsList = res['List_ApprovalMain_InPatient'];
          } else {
            isError = true;
            error = res['ErrorMessage'] ?? res['ErrorEndUserMessage'];
          }
        }
      } else {
        isLoading = false;
        isError = true;
        error = 'Please Check The Internet Connection';
      }
      notifyListeners();
    } catch (err) {
      handelCatchErrorCase(err);
    }
  }

/*@author: ibrahem albitar 
 *@Date:2/6/2020  
 *@desc:   getPatientProgressNote
 */
  getPatientProgressNote(patient) async {
    setBasicData();
    try {
      if (await Helpers.checkConnection()) {
        final response = await AppClient.post(PATIENT_PROGRESS_NOTE_URL,
            body: json.encode(patient));
        final int statusCode = response.statusCode;
        isLoading = false;

        if (statusCode < 200 || statusCode >= 400 || json == null) {
          isError = true;
          error = 'Error While Fetching data';
        } else {
          var res = json.decode(response.body);
          print('$res');
          if (res['MessageStatus'] == 1) {
            patientProgressNoteList = res['List_GetPregressNoteForInPatient'];
          } else {
            isError = true;
            error = res['ErrorMessage'] ?? res['ErrorEndUserMessage'];
          }
        }
      } else {
        isLoading = false;
        isError = true;
        error = 'Please Check The Internet Connection';
      }
      notifyListeners();
    } catch (err) {
      handelCatchErrorCase(err);
    }
  }

  /*@author: ibrahem albitar 
 *@Date:3/6/2020  
 *@desc:   getDoctorsList
 */
  getDoctorsList(String clinicId) async {
    String token = await sharedPref.getString(TOKEN);
    int projectID = await sharedPref.getInt(PROJECT_ID);
    setBasicData();
    try {
      if (await Helpers.checkConnection()) {
        _doctorsByClinicIdRequest.projectID = projectID;
        _doctorsByClinicIdRequest.clinicID = clinicId;
        _doctorsByClinicIdRequest.tokenID = token;

        final response = await AppClient.post(PATIENT_GET_DOCTOR_BY_CLINIC_URL,
            body: json.encode(_doctorsByClinicIdRequest));
        final int statusCode = response.statusCode;
        isLoading = false;

        if (statusCode < 200 || statusCode >= 400 || json == null) {
          isError = true;
          error = 'Error While Fetching data';
        } else {
          var res = json.decode(response.body);
          print('$res');
          if (res['MessageStatus'] == 1) {
            doctorsList = res['List_Doctors_All'];
          } else {
            isError = true;
            error = res['ErrorMessage'] ?? res['ErrorEndUserMessage'];
          }
        }
      } else {
        isLoading = false;
        isError = true;
        error = 'Please Check The Internet Connection';
      }
      notifyListeners();
    } catch (err) {
      handelCatchErrorCase(err);
    }
  }

  List getDoctorNameList() {
    var doctorNamelist =
        doctorsList.map((value) => value['DoctorName'].toString()).toList();
    return doctorNamelist;
  }

  /*@author: ibrahem albitar 
    *@Date:3/6/2020  
    *@desc:   getClinicsList
    */
  getClinicsList() async {
    String token = await sharedPref.getString(TOKEN);
    setBasicData();
    try {
      if (await Helpers.checkConnection()) {
        int projectID = await sharedPref.getInt(PROJECT_ID);
        _clinicByProjectIdRequest.projectID = projectID;
        _clinicByProjectIdRequest.tokenID = token;

        final response = await AppClient.post(PATIENT_GET_CLINIC_BY_PROJECT_URL,
            body: json.encode(_clinicByProjectIdRequest));
        final int statusCode = response.statusCode;
        isLoading = false;

        if (statusCode < 200 || statusCode >= 400 || json == null) {
          isError = true;
          error = 'Error While Fetching data';
        } else {
          var res = json.decode(response.body);
          print('$res');
          if (res['MessageStatus'] == 1) {
            clinicsList = res['List_Clinic_All'];
          } else {
            isError = true;
            error = res['ErrorMessage'] ?? res['ErrorEndUserMessage'];
          }
        }
      } else {
        isLoading = false;
        isError = true;
        error = 'Please Check The Internet Connection';
      }
      notifyListeners();
    } catch (err) {
      handelCatchErrorCase(err);
    }
  }

  List getClinicNameList() {
    var clinicsNameslist = clinicsList
        .map((value) => value['ClinicDescription'].toString())
        .toList();
    return clinicsNameslist;
  }

  /*@author: ibrahem albitar 
    *@Date:3/6/2020  
    *@desc:   getReferralFrequancyList
    */
  getReferralFrequancyList() async {
    String token = await sharedPref.getString(TOKEN);
    setBasicData();
    try {
      if (await Helpers.checkConnection()) {
        _referralFrequencyRequest.tokenID = token;
        final response = await AppClient.post(PATIENT_GET_LIST_REFERAL_URL,
            body: json.encode(_referralFrequencyRequest));
        final int statusCode = response.statusCode;
        isLoading = false;
        if (statusCode < 200 || statusCode >= 400 || json == null) {
          isError = true;
          error = 'Error While Fetching data';
        } else {
          var res = json.decode(response.body);
          print('$res');
          if (res['MessageStatus'] == 1) {
            referalFrequancyList = res['list_STPReferralFrequency'];
          } else {
            isError = true;
            error = res['ErrorMessage'] ?? res['ErrorEndUserMessage'];
          }
        }
      } else {
        isLoading = false;
        isError = true;
        error = 'Please Check The Internet Connection';
      }
      notifyListeners();
    } catch (err) {
      handelCatchErrorCase(err);
    }
  }

  List getReferralNamesList() {
    var referralNamesList = referalFrequancyList
        .map((value) => value['Description'].toString())
        .toList();
    return referralNamesList;
  }

  /*@author: ibrahem albitar 
    *@Date:3/6/2020  
    *@desc:   referToDoctor
    */
  referToDoctor(
      int selectedDoctorID,
      int selectedClinicID,
      String selectedReferralFrequancyID,
      int admissionNo,
      String extension,
      String doctorRemark) async {
    String token = await sharedPref.getString(TOKEN);
    int projectID = await sharedPref.getInt(PROJECT_ID);
    Map profile = await sharedPref.getObj(DOCTOR_PROFILE);
    DoctorProfileModel doctorProfile = new DoctorProfileModel.fromJson(profile);
    int doctorID = doctorProfile.doctorID;
    int clinicId = doctorProfile.clinicID;
    setBasicData();
    try {
      if (await Helpers.checkConnection()) {
        // _referToDoctorRequest.tokenID = token;
        // _referToDoctorRequest.admissionNo = admissionNo;
        // _referToDoctorRequest.projectID = projectID;
        // _referToDoctorRequest.tokenID = token;
        // _referToDoctorRequest.extension = extension;
        // _referToDoctorRequest.frequency = selectedReferralFrequancyID;
        // _referToDoctorRequest.patientID =
        // _referToDoctorRequest.priority =
        // _referToDoctorRequest.referralClinic =
        // _referToDoctorRequest.referralDoctor =
        // _referToDoctorRequest.referringDoctorRemarks =
        // _referToDoctorRequest.roomID =
        // _referToDoctorRequest.referringClinic =
        // _referToDoctorRequest.referringDoctor =

        final response = await AppClient.post(PATIENT_REFER_TO_DOCTOR_URL,
            body: json.encode(_referralFrequencyRequest));
        final int statusCode = response.statusCode;
        isLoading = false;

        if (statusCode < 200 || statusCode >= 400 || json == null) {
          isError = true;
          error = 'Error While Fetching data';
        } else {
          var res = json.decode(response.body);
          print('$res');
          if (res['MessageStatus'] == 1) {
            patientProgressNoteList = res['List_GetPregressNoteForInPatient'];
          } else {
            isError = true;
            error = res['ErrorMessage'] ?? res['ErrorEndUserMessage'];
          }
        }
      } else {
        isLoading = false;
        isError = true;
        error = 'Please Check The Internet Connection';
      }
      notifyListeners();
    } catch (err) {
      handelCatchErrorCase(err);
    }
  }
}