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[#499] [NF] Add Currency Exchange. Add exchange page
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| // Copyright 2024 The terCAD team. All rights reserved. | ||
| // Use of this source code is governed by a CC BY-NC-ND 4.0 license that can be found in the LICENSE file. | ||
|
|
||
| import 'package:app_finance/_classes/controller/focus_controller.dart'; | ||
| import 'package:app_finance/_classes/herald/app_design.dart'; | ||
| import 'package:app_finance/_classes/herald/app_locale.dart'; | ||
| import 'package:app_finance/_classes/structure/currency_app_data.dart'; | ||
| import 'package:app_finance/_configs/theme_helper.dart'; | ||
| import 'package:app_finance/design/form/simple_input.dart'; | ||
| import 'package:app_finance/design/wrapper/input_wrapper.dart'; | ||
| import 'package:app_finance/design/wrapper/single_scroll_wrapper.dart'; | ||
| import 'package:app_finance/pages/_interfaces/abstract_add_page.dart'; | ||
| import 'package:flutter/material.dart'; | ||
| import 'package:flutter_currency_picker/flutter_currency_picker.dart'; | ||
|
|
||
| class CurrencyAddPage extends AbstractAddPage { | ||
| const CurrencyAddPage({super.key}); | ||
|
|
||
| @override | ||
| CurrencyAddPageState createState() => CurrencyAddPageState(); | ||
| } | ||
|
|
||
| class CurrencyAddPageState extends AbstractAddPageState<CurrencyAddPage> { | ||
| late FocusController focus; | ||
| Currency? currencyFrom; | ||
| Currency? currencyTo; | ||
| late TextEditingController conversion; | ||
|
|
||
| @override | ||
| void initState() { | ||
| focus = FocusController(); | ||
| conversion = TextEditingController(text: ''); | ||
| super.initState(); | ||
| } | ||
|
|
||
| @override | ||
| void dispose() { | ||
| focus.dispose(); | ||
| conversion.dispose(); | ||
| super.dispose(); | ||
| } | ||
|
|
||
| @override | ||
| String getTitle() => AppLocale.labels.currencyAddHeadline; | ||
|
|
||
| @override | ||
| String getButtonName() => AppLocale.labels.currencyAddTooltip; | ||
|
|
||
| @override | ||
| bool hasFormErrors() { | ||
| setState(() => hasError = currencyFrom == null || | ||
| currencyTo == null || | ||
| currencyFrom == currencyTo || | ||
| conversion.text.isEmpty || | ||
| double.tryParse(conversion.text) == 1.0); | ||
| return hasError; | ||
| } | ||
|
|
||
| @override | ||
| void updateStorage() { | ||
| final exchange = CurrencyAppData( | ||
| currency: currencyTo, | ||
| currencyFrom: currencyFrom, | ||
| details: double.tryParse(conversion.text) ?? 1.0, | ||
| ); | ||
| state.update(exchange.uuid, exchange, true); | ||
| } | ||
|
|
||
| @override | ||
| void triggerActionButton(NavigatorState nav) { | ||
| setState(() { | ||
| if (hasFormErrors()) { | ||
| return; | ||
| } | ||
| updateStorage(); | ||
| nav.pop(); | ||
| }); | ||
| } | ||
|
|
||
| @override | ||
| Widget buildButton(BuildContext context, BoxConstraints constraints) { | ||
| NavigatorState nav = Navigator.of(context); | ||
| return FloatingActionButton( | ||
| heroTag: 'currency_page_add', | ||
| onPressed: () => triggerActionButton(nav), | ||
| tooltip: getButtonName(), | ||
| child: const Icon(Icons.save), | ||
| ); | ||
| } | ||
|
|
||
| @override | ||
| Widget buildContent(BuildContext context, BoxConstraints constraints) { | ||
| final indent = ThemeHelper.getIndent(); | ||
| return SingleScrollWrapper( | ||
| controller: focus, | ||
| child: Padding( | ||
| padding: EdgeInsets.all(indent), | ||
| child: Column( | ||
| crossAxisAlignment: AppDesign.getAlignment(), | ||
| children: [ | ||
| InputWrapper.currency( | ||
| isRequired: true, | ||
| showError: hasError && currencyFrom == null, | ||
| value: currencyFrom, | ||
| title: '${AppLocale.labels.currency} (${AppLocale.labels.from})', | ||
| tooltip: AppLocale.labels.currencyTooltip, | ||
| onChange: (value) => setState(() => currencyFrom = value), | ||
| ), | ||
| InputWrapper.currency( | ||
| isRequired: true, | ||
| showError: hasError && (currencyTo == null || currencyFrom == currencyTo), | ||
| value: currencyTo, | ||
| title: '${AppLocale.labels.currency} (${AppLocale.labels.to})', | ||
| tooltip: AppLocale.labels.currencyTooltip, | ||
| onChange: (value) => setState(() => currencyTo = value), | ||
| ), | ||
| InputWrapper.text( | ||
| title: AppLocale.labels.currencyExchange(currencyFrom?.code ?? '?', currencyTo?.code ?? '?'), | ||
| tooltip: AppLocale.labels.conversion, | ||
| isRequired: true, | ||
| showError: hasError && (conversion.text.isEmpty || double.tryParse(conversion.text) == 1.0), | ||
| controller: conversion, | ||
| inputType: const TextInputType.numberWithOptions(decimal: true), | ||
| formatter: [ | ||
| SimpleInputFormatter.filterDouble, | ||
| ], | ||
| ), | ||
| ThemeHelper.formEndBox, | ||
| ], | ||
| ), | ||
| ), | ||
| ); | ||
| } | ||
| } |
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