add structure
This commit is contained in:
223
lib/pages/pd/pd_item.dart
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223
lib/pages/pd/pd_item.dart
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import 'package:flutter/material.dart';
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import 'package:font_awesome_flutter/font_awesome_flutter.dart';
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import 'package:provider/provider.dart';
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import 'package:fcs/model/language_model.dart';
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import 'package:fcs/model/product_model.dart';
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import 'package:fcs/model/storage_model.dart';
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import 'package:fcs/theme/theme.dart';
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import 'package:fcs/vo/pd.dart';
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import 'package:fcs/vo/product.dart';
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import 'package:fcs/vo/storage.dart';
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import 'package:fcs/widget/localization/app_translations.dart';
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import 'package:fcs/widget/progress.dart';
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class PDItem extends StatefulWidget {
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final PDLine pdLine;
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const PDItem({Key key, this.pdLine}) : super(key: key);
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@override
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_PDItemState createState() => _PDItemState();
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}
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class _PDItemState extends State<PDItem> {
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final _formKey = GlobalKey<FormState>();
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bool _isLoading = false;
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String currentStorageID;
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String currentProductID;
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TextEditingController _quantity = new TextEditingController();
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PDLine pdLine = PDLine();
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@override
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void initState() {
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super.initState();
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if (widget.pdLine != null) {
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this._quantity.text = widget.pdLine.quantity.toString();
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this.currentProductID = widget.pdLine.productID;
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this.currentStorageID = widget.pdLine.storageID;
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this.pdLine = widget.pdLine;
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this.pdLine.action = "update";
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} else {
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this.pdLine.action = "create";
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}
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}
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Widget showInventoryList(BuildContext context, StorageModel storageModel) {
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return Row(
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mainAxisSize: MainAxisSize.max,
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children: <Widget>[
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Image.asset(
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"assets/inventory.png",
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color: primaryColor,
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width: 25,
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),
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SizedBox(
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width: 20,
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),
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new Flexible(
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child: Container(
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width: 170.0,
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child: DropdownButton<String>(
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value: currentStorageID,
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isExpanded: true,
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hint: Text(
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'Select Storage',
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style: labelStyle,
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),
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onChanged: changedDropDownItem,
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items: storageModel.storages
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.map<DropdownMenuItem<String>>((Storage storage) {
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return new DropdownMenuItem<String>(
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value: storage.id,
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child: new Text(storage.name, style: textStyle),
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);
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}).toList(),
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),
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),
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),
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],
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);
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}
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void changedDropDownItem(selected) {
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setState(() {
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currentStorageID = selected;
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});
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}
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Widget showProducts(BuildContext context, ProductModel productModel) {
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return Row(
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mainAxisSize: MainAxisSize.max,
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children: <Widget>[
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Icon(
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FontAwesomeIcons.tag,
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color: primaryColor,
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size: 20,
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),
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SizedBox(
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width: 20,
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),
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new Flexible(
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child: Container(
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width: 170.0,
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child: DropdownButton<String>(
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value: currentProductID,
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isExpanded: true,
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hint: Text(
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'Select Product',
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style: labelStyle,
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),
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onChanged: changedProduct,
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items: productModel.products
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.map<DropdownMenuItem<String>>((Product product) {
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return new DropdownMenuItem<String>(
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value: product.id,
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child: new Text(product.name, style: textStyle),
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);
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}).toList(),
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),
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),
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),
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],
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);
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}
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void changedProduct(selected) {
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setState(() {
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currentProductID = selected;
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});
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}
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@override
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Widget build(BuildContext context) {
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var storageModel = Provider.of<StorageModel>(context);
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var productModel = Provider.of<ProductModel>(context);
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var languageModel = Provider.of<LanguageModel>(context);
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final quantityBox = Container(
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padding: EdgeInsets.only(top: 10),
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child: TextFormField(
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controller: _quantity,
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keyboardType: TextInputType.number,
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autofocus: false,
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cursorColor: primaryColor,
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decoration: new InputDecoration(
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labelText: AppTranslations.of(context).text("pd.quantity"),
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labelStyle: languageModel.isEng ? labelStyle : labelStyleMM,
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icon: Icon(
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FontAwesomeIcons.sortNumericUpAlt,
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color: primaryColor,
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),
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enabledBorder: UnderlineInputBorder(
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borderSide: BorderSide(color: primaryColor, width: 1.0)),
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focusedBorder: UnderlineInputBorder(
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borderSide: BorderSide(color: primaryColor, width: 1.0)),
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),
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validator: (value) {
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if (value.isEmpty) {
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return AppTranslations.of(context).text("pd.form.quan");
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}
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return null;
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},
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),
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);
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return LocalProgress(
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inAsyncCall: _isLoading,
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child: Scaffold(
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appBar: AppBar(
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backgroundColor: primaryColor,
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title: Text(
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AppTranslations.of(context).text('pd.product.title'),
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style: languageModel.isEng
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? TextStyle()
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: TextStyle(fontFamily: 'MyanmarUnicode'),
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),
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actions: <Widget>[
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IconButton(
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icon: Icon(Icons.delete),
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onPressed: () {
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_delete();
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},
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),
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IconButton(
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icon: Icon(Icons.save),
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onPressed: () {
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if (!_formKey.currentState.validate()) return;
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_save();
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},
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)
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],
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),
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body: Form(
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key: _formKey,
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child: ListView(
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shrinkWrap: true,
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padding: EdgeInsets.only(left: 24.0, right: 20.0),
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children: <Widget>[
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quantityBox,
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showInventoryList(context, storageModel),
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showProducts(context, productModel)
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],
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),
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)),
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);
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}
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_save() {
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if (currentProductID == null || currentStorageID == null) return;
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this.pdLine.storageID = currentStorageID;
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var storageName =
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Provider.of<StorageModel>(context).getStorageName(currentStorageID);
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this.pdLine.storageName = storageName;
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this.pdLine.productID = currentProductID;
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var productName =
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Provider.of<ProductModel>(context).getProductName(currentProductID);
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this.pdLine.productName = productName;
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this.pdLine.quantity = int.parse(_quantity.text);
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Navigator.pop<PDLine>(context, this.pdLine);
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}
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_delete() {
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this.pdLine.action = "delete";
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Navigator.pop<PDLine>(context, this.pdLine);
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}
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}
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