aman-kassa-flutter/lib/views/payment_nfc/payment_nfc_view.dart

import 'package:aman_kassa_flutter/core/locator.dart';
import 'package:aman_kassa_flutter/core/models/calc_model.dart';
import 'package:aman_kassa_flutter/core/models/product_dao.dart';
import 'package:aman_kassa_flutter/core/models/response.dart';
import 'package:aman_kassa_flutter/core/route_names.dart';
import 'package:aman_kassa_flutter/core/services/DataService.dart';
import 'package:aman_kassa_flutter/core/services/dialog_service.dart';
import 'package:aman_kassa_flutter/core/services/navigator_service.dart';
import 'package:aman_kassa_flutter/redux/actions/calc_actions.dart';
import 'package:aman_kassa_flutter/redux/actions/kassa_actions.dart';
import 'package:aman_kassa_flutter/redux/actions/user_actions.dart';
import 'package:aman_kassa_flutter/redux/constants/operation_const.dart';
import 'package:aman_kassa_flutter/redux/constants/setting_const.dart';
import 'package:aman_kassa_flutter/redux/state/calc_state.dart';
import 'package:aman_kassa_flutter/redux/state/kassa_state.dart';
import 'package:aman_kassa_flutter/redux/store.dart';
import 'package:aman_kassa_flutter/shared/app_colors.dart';
import 'package:aman_kassa_flutter/shared/ui_helpers.dart';
import 'package:aman_kassa_flutter/views/check/image_show_container.dart';
import 'package:aman_kassa_flutter/views/payment/payment_view.dart';
import 'package:aman_kassa_flutter/views/payment_nfc/widgets/background_view.dart';
import 'package:aman_kassa_flutter/views/payment_nfc/widgets/card_view.dart';
import 'package:aman_kassa_flutter/views/payment_nfc/widgets/phone_view.dart';
import 'package:aman_kassa_flutter/views/payment_nfc/widgets/text_state.dart';
import 'package:aman_kassa_flutter/widgets/components/calculator/calculator.dart';
import 'package:aman_kassa_flutter/widgets/fields/busy_button.dart';
import 'package:aman_kassa_flutter/widgets/loader/Dialogs.dart';
import 'package:auto_size_text/auto_size_text.dart';
import 'package:flutter/material.dart';
import 'package:flutter_redux/flutter_redux.dart';
import 'package:flutter_screenutil/screenutil.dart';

class PaymentNfcView extends StatefulWidget {
  final PaymentModel model;

  const PaymentNfcView({Key key, this.model}) : super(key: key);

  @override
  _PaymentNfcViewState createState() => _PaymentNfcViewState();
}

class _PaymentNfcViewState extends State<PaymentNfcView> {
  bool isBusy;
  bool isPhoneScaled = false;
  int status = 0;

  @override
  void initState() {
    super.initState();
    isBusy = false;
  }

  @override
  Widget build(BuildContext context) {
    return WillPopScope(
      onWillPop: () {
        if (!isBusy) Navigator.pop(context);
        return new Future(() => false);
      },
      child: Scaffold(
        appBar: AppBar(
          brightness: Brightness.light,
          backgroundColor: purpleColor,
          elevation: 0,
          leading: IconButton(
            icon: Icon(Icons.arrow_back_ios),
            color: whiteColor,
            onPressed: () => Navigator.pop(context),
          ),
          title: Text(
            dataTitle(),
            style: TextStyle(color: whiteColor),
          ),
          actions: <Widget>[
            FlatButton(
                onPressed: () {
                  setState(() {
                    isPhoneScaled = !isPhoneScaled;
                    status += 1;
                  });
                },
                child: Icon(Icons.add)),
          ],
        ),
        body: Container(
          decoration: BoxDecoration(color: purpleColor),
          padding: EdgeInsets.symmetric(
              vertical: ScreenUtil().setSp(12.0),
              horizontal: ScreenUtil().setSp(12.0)),
          child: Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: <Widget>[
              Text(
                dataText(),
                style: TextStyle(
                    fontWeight: FontWeight.bold,
                    color: whiteColor.withOpacity(0.7),
                    fontSize: ScreenUtil().setSp(15.0)),
              ),
              buildStoreConnector(),
              Expanded(
                child: Stack(
                  children: <Widget>[
                    BackgroundView(),
                    TextStateView(
                      status: status,
                    ),
                    CardView(
                      show: isPhoneScaled,
                    ),
                    PhoneView(scaled: isPhoneScaled, status: status,),
                  ],
                ),
              )
            ],
          ),
        ),
      ),
    );
  }

  String dataTitle() =>
      widget.model.operationType == OperationTypePay ? 'Оплата' : 'Возврат';

  String dataText() => widget.model.operationType == OperationTypePay
      ? 'К оплате'
      : 'К возврату';

  StoreConnector buildStoreConnector() {
    if (widget.model.mode == SettingModeCalc) {
      return StoreConnector<AppState, CalcState>(
          converter: (store) => store.state.calcState,
          builder: (_, vm) {
            return Text('${totalCalc(vm.calcItems)} тнг',
                style: TextStyle(
                    fontWeight: FontWeight.bold,
                    color: whiteColor,
                    fontSize: 35));
          });
    }
    return StoreConnector<AppState, KassaState>(
        converter: (store) => store.state.kassaState,
        builder: (_, vm) {
          return Text('${totalKassa(vm.kassaItems)} тнг',
              style: TextStyle(
                  fontWeight: FontWeight.bold,
                  color: whiteColor,
                  fontSize: 35));
        });
  }

  String totalKassa(List<ProductDao> kassaItems) {
    num total = 0.0;
    kassaItems.forEach((element) {
      total += element.total == null ? 0.0 : element.total.toDouble();
    });
    return total.toString();
  }

  String totalCalc(List<CalcModel> items) {
    num total = 0.0;
    items.forEach((element) {
      if (element.operation == Calculations.MULTIPLY) {
        double num1 = element.num1 == null ? 0.0 : double.parse(element.num1);
        double num2 = element.num2 == null ? 0.0 : double.parse(element.num2);
        total += num1 * num2;
      } else {
        total += element.num1 == null ? 0.0 : double.parse(element.num1);
      }
    });
    return total.toString();
  }
}