import 'package:barcode_scan/platform_wrapper.dart';
import 'package:doctor_app_flutter/config/shared_pref_kay.dart';
import 'package:doctor_app_flutter/config/size_config.dart';
import 'package:doctor_app_flutter/models/patient/patiant_info_model.dart';
import 'package:doctor_app_flutter/models/patient/patient_model.dart';
import 'package:doctor_app_flutter/models/patient/topten_users_res_model.dart';
import 'package:doctor_app_flutter/providers/patients_provider.dart';
import 'package:doctor_app_flutter/util/dr_app_shared_pref.dart';
import 'package:doctor_app_flutter/widgets/shared/app_button.dart';
import 'package:doctor_app_flutter/widgets/shared/app_scaffold_widget.dart';
import 'package:doctor_app_flutter/widgets/shared/app_texts_widget.dart';
import 'package:doctor_app_flutter/widgets/shared/card_with_bg_widget.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';

import '../routes.dart';

class QrReaderScreen extends StatefulWidget {
  @override
  _QrReaderScreenState createState() => _QrReaderScreenState();
}

class _QrReaderScreenState extends State<QrReaderScreen> {
DrAppSharedPreferances sharedPref = new DrAppSharedPreferances();

  bool isLoading = false;
  PatientModel patient = PatientModel(
      ProjectID: 15,
      ClinicID: 0,
      DoctorID: 1485,
      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: "@dm!n",
      SessionID: "5G0yXn0Jnq",
      IsLoginForDoctorApp: true,
      PatientOutSA: false);
  List<PatiantInformtion> patientList = [];
  String error = '';

  @override
  Widget build(BuildContext context) {
    return AppScaffold(
      appBarTitle: "QR Reader",
      body: Center(
        child: Container(
          margin: EdgeInsets.only(top: SizeConfig.realScreenHeight / 7),
          child: FractionallySizedBox(
            widthFactor: 0.9,
            child: ListView(
              children: [
                AppText(
                  'Start Scanning',
                  fontSize: 18,
                  fontWeight: FontWeight.bold,
                  textAlign: TextAlign.center,
                ),
                SizedBox(
                  height: 7,
                ),
                AppText(
                  'scan Qr code to retrieve patient profile',
                  fontSize: 14,
                  fontWeight: FontWeight.w400,
                    textAlign: TextAlign.center
                ),
                SizedBox(
                  height: 15,
                ),
                Container(
                  height: 150,
                  child: Image.asset('assets/images/qr_code.png'),
                ),
                SizedBox(
                  height: 35,
                ),
                Button(
                  onTap: () {
                    _scanQrAndGetPatient(context);
                  },
                  title: 'Scan Qr',
                  loading: isLoading,
                  icon: Image.asset('assets/images/qr_code_white.png'),
                ),
                error!=''?Container(
                  margin: EdgeInsets.only(top: 8),
                  decoration: BoxDecoration(
                    borderRadius: BorderRadius.circular(6.0),
                    color: Theme.of(context).errorColor.withOpacity(0.06),
                  ),
                  padding: EdgeInsets.symmetric(vertical: 8.0, horizontal: 12.0),
                  child: Row(
                    children: <Widget>[
                      Expanded(child: AppText(error ?? "Something went wrong.", color: Theme.of(context).errorColor)),
                    ],
                  ),
                ):Container(),
                Column(
                    children: patientList.map((item) {
                      return InkWell(
                        onTap: (){
                          Navigator.of(context).pushNamed(PATIENTS_PROFILE, arguments: {
                            "patient": item,
                          });
                        },
                        child: AnimatedContainer(
                          duration: Duration(milliseconds: 200),
                          child: CardWithBgWidget(
                            widget: Container(
                              child: AppText(
                                '${item.firstName} ${item.lastName}',
                                fontSize: 2.5 * SizeConfig.textMultiplier,
                              ),
                            ),
                          ),
                        ),
                      );
                    }).toList()
                  ),

              ],
            ),
          ),
        ),
      ),
    );
  }


  _scanQrAndGetPatient(BuildContext context) async {
    /// When give qr we will change this method to get data
    /// var result = await BarcodeScanner.scan();
    /// int patientID = get from qr result
    var result = await BarcodeScanner.scan();
  //  if (result.rawContent == "") {
      List<String> listOfParams = result.rawContent.split(',');
      String patientType = "1";
      setState(() {
        isLoading = true;
        patientList = [];
      });
      String token = await sharedPref.getString(TOKEN);
      patient.PatientID = 8808;
      patient.TokenID = token;
      Provider.of<PatientsProvider>(context, listen: false)
          .getPatientList(patient, "1")
          .then((response) {
        if (response['MessageStatus'] == 1) {
          switch (patientType) {
            case "0":
              if (response['List_MyOutPatient'] != null) {
                setState(() {
                  patientList = ModelResponse
                      .fromJson(response['List_MyOutPatient'])
                      .list;
                  isLoading = false;
                });
              } else {
                setState(() {
                  error = 'No patient';
                  isLoading = false;
                });
              }
              break;
            case "1":
              if (response['List_MyInPatient'] != null) {
                setState(() {
                  patientList = ModelResponse.fromJson(response['List_MyInPatient']).list;
                  isLoading = false;
                  error = "";
                });
              } else {
                setState(() {
                  error = 'No patient';
                  isLoading = false;
                });
                break;
              }
          }
        } else {
          setState(() {
            error = response['ErrorMessage'] ?? response['ErrorEndUserMessage'];
            isLoading = false;
          });
        }
      });
    }
 // }
}