import 'package:flutter/material.dart';
import 'package:fluttertoast/fluttertoast.dart';
import 'package:provider/provider.dart';

import '../../../controllers/http_status_manger/http_status_manger.dart';
import '../../../controllers/localization/localization.dart';
import '../../../controllers/providers/api/device_transfer_provider.dart';
import '../../../controllers/providers/api/user_provider.dart';
import '../../../controllers/providers/settings/setting_provider.dart';
import '../../../extensions/int_extensions.dart';
import '../../../models/device/device_transfer.dart';
import '../../../models/device/device_transfer_info.dart';
import '../../../models/subtitle.dart';
import '../../app_style/sizing.dart';
import '../../widgets/buttons/app_button.dart';
import '../../widgets/departments/department_button.dart';
import '../../widgets/equipment/device_button.dart';
import '../../widgets/hospitals/hospital_button.dart';
import '../../widgets/loaders/loading_manager.dart';
import '../../widgets/titles/app_sub_title.dart';

class RequestDeviceTransfer extends StatefulWidget {
  static const String id = "/request-device-transfer";
  const RequestDeviceTransfer({Key? key}) : super(key: key);

  @override
  State<RequestDeviceTransfer> createState() => _RequestDeviceTransferState();
}

class _RequestDeviceTransferState extends State<RequestDeviceTransfer> {
  bool _isLoading = false;
  bool _validate = false;
  Subtitle? _subtitle;
  UserProvider? _userProvider;
  SettingProvider? _settingProvider;
  DeviceTransferProvider? _deviceTransferProvider;
  final TextEditingController _requestedQuantityController = TextEditingController();
  final DeviceTransfer _formModel = DeviceTransfer(receiver: DeviceTransferInfo());
  final GlobalKey<FormState> _formKey = GlobalKey<FormState>();
  final GlobalKey<ScaffoldState> _scaffoldKey = GlobalKey<ScaffoldState>();

  @override
  void setState(VoidCallback fn) {
    if (mounted) super.setState(() {});
  }

  _onSubmit() async {
    _validate = true;
    if ((_formKey.currentState?.validate()??false)) {
      setState(() {});
      return false;
    }
    _formKey.currentState?.save();

    if (!_formModel.validate()) {
      setState(() {});
      return false;
    }

    _isLoading = true;
    setState(() {});

    int? status = await _deviceTransferProvider?.createRequest(
      user: _userProvider?.user,
      host: _settingProvider?.host??"",
      model: _formModel,
    );
    _isLoading = false;
    setState(() {});
    if (status!=null && status >= 200 && status < 300) {
      Fluttertoast.showToast(
        msg: _subtitle?.requestCompleteSuccessfully??"",
      );
      Navigator.of(context).pop();
    } else {
      String errorMessage = HttpStatusManger.getStatusMessage(status: status, subtitle: _subtitle);
      ScaffoldMessenger.of(context).showSnackBar(SnackBar(
        content: Text(errorMessage),
      ));
    }
  }

  @override
  void dispose() {
    _requestedQuantityController.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    _subtitle = AppLocalization.of(context)?.subtitle;
    _userProvider = Provider.of<UserProvider>(context);
    _settingProvider = Provider.of<SettingProvider>(context);
    _deviceTransferProvider = Provider.of<DeviceTransferProvider>(context, listen: false);
    return Scaffold(
      key: _scaffoldKey,
      body: Form(
        key: _formKey,
        child: SafeArea(
          child: LoadingManager(
            isLoading: _isLoading,
            isFailedLoading: false,
            stateCode: 200,
            onRefresh: () async {},
            child: SingleChildScrollView(
              padding: EdgeInsets.all(12 * AppStyle.getScaleFactor(context)),
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  Center(
                    child: Padding(
                      padding: const EdgeInsets.all(8.0),
                      child: Text(
                        "Transfer Device",
                        style: Theme.of(context).textTheme.headline5?.copyWith(color: Theme.of(context).primaryColor, fontSize: 28, fontWeight: FontWeight.bold),
                      ),
                    ),
                  ),
                  // const SizedBox(height: 8,),
                  // ASubTitle(_subtitle.title),
                  // if(_validate && _formModel.title == null || _formModel.title?.isEmpty == true)
                  //   ASubTitle(_subtitle.requiredWord,color: Colors.red,),
                  // const SizedBox(height: 4,),
                  // ATextFormField(
                  //   initialValue: _formModel?.title,
                  //   textAlign: TextAlign.center,
                  //   style: Theme.of(context).textTheme.subtitle1,
                  //   textInputType: TextInputType.text,
                  //   onSaved: (value){
                  //     _formModel.title = value;
                  //   },
                  // ),
                  12.height,
                  const ASubTitle("Device"),
                  if (_validate && _formModel.device == null)
                    ASubTitle(
                      _subtitle?.requiredWord??"",
                      color: Colors.red,
                    ),
                  6.height,
                  DeviceButton(
                    device: _formModel.device!,
                    onDevicePick: (device) {
                      _formModel.device = device;
                      setState(() {});
                    },
                  ),
                  // const SizedBox(height: 8,),
                  // const ASubTitle("Sender Department"),
                  // if(_validate && _formModel.senderDepartment == null)
                  //   ASubTitle(_subtitle.requiredWord,color: Colors.red,),
                  // const SizedBox(height: 4,),
                  // DepartmentButton(
                  //   department: _formModel.senderDepartment,
                  //   onDepartmentPick: (department){
                  //     _formModel.senderDepartment = department;
                  //     setState(() {});
                  //   },
                  // ),
                  12.height,
                  const ASubTitle("Destination Client"),
                  if (_validate && _formModel.receiver?.client == null)
                    ASubTitle(
                      _subtitle?.requiredWord??"",
                      color: Colors.red,
                    ),
                  6.height,
                  HospitalButton(
                    hospital: _formModel.receiver!.client!,
                    onHospitalPick: (hospital) {
                      _formModel.receiver?.client = hospital;
                      setState(() {});
                    },
                  ),
                  12.height,
                  const ASubTitle("Destination Department"),
                  if (_validate && _formModel.receiver?.department == null)
                    ASubTitle(
                      _subtitle?.requiredWord??"",
                      color: Colors.red,
                    ),
                  6.height,
                  DepartmentButton(
                    department: _formModel.receiver?.department,
                    onDepartmentPick: (department) {
                      _formModel.receiver?.department = department;
                      setState(() {});
                    },
                  ),
                  12.height,
                  AButton(
                    text: _subtitle?.submit??"",
                    onPressed: _onSubmit,
                  ),
                  const SizedBox(
                    height: 100,
                  )
                ],
              ),
            ),
          ),
        ),
      ),
    );
  }
}