fcs/lib/pages/rates/shipment_rates_edit.dart

// ignore_for_file: use_build_context_synchronously

import 'package:fcs/domain/entities/rate.dart';
import 'package:fcs/helpers/theme.dart';
import 'package:fcs/pages/rates/model/shipment_rate_model.dart';
import 'package:fcs/pages/widgets/input_text.dart';
import 'package:fcs/pages/widgets/local_app_bar.dart';
import 'package:fcs/pages/widgets/progress.dart';
import 'package:flutter/material.dart';
import 'package:flutter_vector_icons/flutter_vector_icons.dart';
import 'package:font_awesome_flutter/font_awesome_flutter.dart';
import 'package:provider/provider.dart';

import '../main/util.dart';

class ShipmentRatesEdit extends StatefulWidget {
  const ShipmentRatesEdit({super.key});

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

class _ShipmentRatesEditState extends State<ShipmentRatesEdit> {
  bool _isLoading = false;
  TextEditingController minWeight = TextEditingController();
  TextEditingController deliveryFee = TextEditingController();
  TextEditingController volumetricRatio = TextEditingController();
  TextEditingController diffDiscountWeight = TextEditingController();
  TextEditingController diffWeightRate = TextEditingController();

  late Rate rate;

  @override
  void initState() {
    super.initState();
    var shipmentRateModel =
        Provider.of<ShipmentRateModel>(context, listen: false);
    rate = shipmentRateModel.rate;

    minWeight.text = rate.freeDeliveryWeight.toStringAsFixed(2);
    deliveryFee.text = rate.deliveryFee.toStringAsFixed(2);
    volumetricRatio.text = rate.volumetricRatio.toStringAsFixed(2);
    diffDiscountWeight.text = rate.diffDiscountWeight.toStringAsFixed(2);
    diffWeightRate.text = rate.diffWeightRate.toStringAsFixed(2);
  }

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

  @override
  Widget build(BuildContext context) {
    final minWigBox = InputText(
        labelTextKey: 'rate.min_weight',
        iconData: FontAwesomeIcons.weightHanging,
        controller: minWeight);

    final feeBox = InputText(
        labelTextKey: 'rate.delivery_fee',
        iconData: Fontisto.dollar,
        controller: deliveryFee);

    final ratioBox = InputText(
        labelTextKey: 'rate.volumetric_ratio',
        iconData: FontAwesomeIcons.weightHanging,
        controller: volumetricRatio);

    final diffDiscountWeightBox = InputText(
        labelTextKey: 'rate.diff_discount_weight',
        iconData: FontAwesomeIcons.weightHanging,
        controller: diffDiscountWeight);

    final diffWeightRateBox = InputText(
        labelTextKey: 'rate.diff_weight_rate',
        iconData: Fontisto.dollar,
        controller: diffWeightRate);

    return LocalProgress(
      inAsyncCall: _isLoading,
      child: Scaffold(
        appBar: LocalAppBar(
          labelKey: "rate.edit.title",
          backgroundColor: Colors.white,
          labelColor: primaryColor,
          arrowColor: primaryColor,
          onBack: () {
            if (isDataChanged()) {
              showConfirmDialog(context, "back.button_confirm", () {
                Navigator.of(context).pop();
              });
            } else {
              Navigator.of(context).pop();
            }
          },
        ),
        body: Container(
          padding: EdgeInsets.all(18),
          child: Column(
            children: <Widget>[
              Expanded(
                child: ListView(
                  children: <Widget>[
                    minWigBox,
                    feeBox,
                    ratioBox,
                    diffDiscountWeightBox,
                    diffWeightRateBox,
                    SizedBox(height: 10),
                  ],
                ),
              ),
              fcsButton(context, getLocalString(context, "btn.save"),
                  callack: _save),
              SizedBox(height: 30)
            ],
          ),
        ),
      ),
    );
  }

  _save() async {
    setState(() {
      _isLoading = true;
    });
    try {
      var shipmentRateModel =
          Provider.of<ShipmentRateModel>(context, listen: false);
      Rate rate = Rate(
          deliveryFee: double.parse(deliveryFee.text),
          freeDeliveryWeight: double.parse(minWeight.text),
          volumetricRatio: double.parse(volumetricRatio.text),
          diffDiscountWeight: double.parse(diffDiscountWeight.text),
          diffWeightRate: double.parse(diffWeightRate.text));

      await shipmentRateModel.updateRate(rate);
      Navigator.pop(context);
    } catch (e) {
      showMsgDialog(context, "Error", e.toString());
    } finally {
      setState(() {
        _isLoading = false;
      });
    }
  }

  isDataChanged() {
    Rate rate = Rate(
      deliveryFee: double.parse(deliveryFee.text),
      freeDeliveryWeight: double.parse(minWeight.text),
      volumetricRatio: double.parse(volumetricRatio.text),
      diffDiscountWeight: double.parse(diffDiscountWeight.text),
      diffWeightRate: double.parse(diffWeightRate.text),
    );
    return rate.isChangedForEdit(rate);
  }
}