import 'package:doctor_app_flutter/models/patient/reauest_prescription_report_for_in_patient.dart';
import 'package:doctor_app_flutter/widgets/patients/profile/large_avatar.dart';
import 'package:doctor_app_flutter/widgets/shared/card_with_bgNew_widget.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';

import '../../../../config/shared_pref_kay.dart';
import '../../../../config/size_config.dart';
import '../../../../models/patient/patiant_info_model.dart';
import '../../../../models/patient/prescription_req_model.dart';
import '../../../../providers/patients_provider.dart';
import '../../../../util/dr_app_shared_pref.dart';
import '../../../../widgets/shared/app_scaffold_widget.dart';
import '../../../../widgets/shared/app_texts_widget.dart';
import '../../../../widgets/shared/dr_app_circular_progress_Indeicator.dart';
import '../../../../widgets/shared/errors/dr_app_embedded_error.dart';

DrAppSharedPreferances sharedPref = new DrAppSharedPreferances();

/* 
 *@author: Elham Rababah 
 *@Date:26/4/2020  
 *@param: 
 *@return:PrescriptionScreen
 *@desc:   PrescriptionScreen class
 */

class PrescriptionScreen extends StatefulWidget {
  @override
  _PrescriptionScreenState createState() => _PrescriptionScreenState();
}

class _PrescriptionScreenState extends State<PrescriptionScreen> {
  PatientsProvider patientsProv;
  var _isInit = true;

  /* 
 *@author: Elham Rababah 
 *@Date:28/4/2020  
 *@param: context
 *@return:
 *@desc:   getPrescriptionsList Function
 */
  getPrescriptionsList(context) async {
    final routeArgs = ModalRoute.of(context).settings.arguments as Map;
    PatiantInformtion patient = routeArgs['patient'];
    String token = await sharedPref.getString(TOKEN);
    String type = await sharedPref.getString(SLECTED_PATIENT_TYPE);

    if (type == '1') {
      RequestPrescriptionReportForInPatient prescriptionReqModel =
          RequestPrescriptionReportForInPatient(
              patientID: patient.patientId,
              patientTypeID: patient.patientType,
              admissionNo: int.parse(patient.admissionNo));
      patientsProv.getInPatientPrescriptions(prescriptionReqModel.toJson());
    } else {
      PrescriptionReqModel prescriptionReqModel = PrescriptionReqModel(
          patientID: patient.patientId,
          projectID: patient.projectId,
          tokenID: token,
          patientTypeID: patient.patientType,
          languageID: 2,
          setupID: 0);
      patientsProv.getOutPatientPrescriptions(prescriptionReqModel.toJson());
    }
  }

  @override
  void didChangeDependencies() {
    super.didChangeDependencies();
    if (_isInit) {
      patientsProv = Provider.of<PatientsProvider>(context);
      getPrescriptionsList(context);
    }
    _isInit = false;
  }

  @override
  Widget build(BuildContext context) {
    return AppScaffold(
      appBarTitle: "Prescriptions",
      body: patientsProv.isLoading
          ? DrAppCircularProgressIndeicator()
          : patientsProv.isError
              ? DrAppEmbeddedError(error: patientsProv.error)
              : patientsProv.patientPrescriptionsList.length == 0
                  ? DrAppEmbeddedError(
                      error: 'You don\'t have any Prescriptions')
                  : Container(
                      margin: EdgeInsets.fromLTRB(
                          SizeConfig.realScreenWidth * 0.05,
                          0,
                          SizeConfig.realScreenWidth * 0.05,
                          0),
                      child: ListView.builder(
                          itemCount:
                              patientsProv.patientPrescriptionsList.length,
                          itemBuilder: (BuildContext context, int index) {
                            return InkWell(
                              child: CardWithBgWidgetNew(
                                widget: Column(
                                  crossAxisAlignment: CrossAxisAlignment.start,
                                  children: <Widget>[
                                    Row(
                                      children: <Widget>[
                                        LargeAvatar(
                                          url: patientsProv
                                              .patientPrescriptionsList[index]
                                              .doctorImageURL,
                                          name: patientsProv
                                              .patientPrescriptionsList[index]
                                              .doctorName,
                                          radius: 10,
                                          width: 70,
                                        ),
                                        Expanded(
                                          child: Container(
                                            margin: EdgeInsets.only(
                                                left: 15, right: 15),
                                            child: Column(
                                              crossAxisAlignment:
                                                  CrossAxisAlignment.start,
                                              children: <Widget>[
                                                AppText(
                                                  '${patientsProv.patientPrescriptionsList[index].name}',
                                                  fontSize: 2.5 *
                                                      SizeConfig.textMultiplier,
                                                ),
                                                SizedBox(
                                                  height: 8,
                                                ),
                                                AppText(
                                                    '${patientsProv.patientPrescriptionsList[index].clinicDescription}',
                                                    fontSize: 2.5 *
                                                        SizeConfig
                                                            .textMultiplier,
                                                    color: Theme.of(context)
                                                        .primaryColor),
                                                SizedBox(
                                                  height: 8,
                                                ),
                                              ],
                                            ),
                                          ),
                                        )
                                      ],
                                    ),
                                  ],
                                ),
                              ),
                              onTap: () {},
                            );
                          }),
                    ),
    );
  }
}