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Backend API
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/* eslint-disable import/no-unresolved *//* eslint-disable import/no-webpack-loader-syntax */import React, { useState } from 'react';import DataGrid, { Column, Editing, FilterRow } from 'devextreme-react/data-grid';import SelectBox, { type SelectBoxTypes } from 'devextreme-react/select-box';import deMessages from 'devextreme/localization/messages/de.json';import ruMessages from 'devextreme/localization/messages/ru.json';import { locale, loadMessages, formatMessage } from 'devextreme/localization';import service from './data.ts';const editPopupOptions = { width: 700, height: 345,};const amountEditorOptions = { format: 'currency', showClearButton: true, inputAttr: { 'aria-label': 'Filter cell', },};const selectBoxInputAttr = { id: 'selectInput' };locale(sessionStorage.getItem('locale') || 'en');loadMessages(deMessages);loadMessages(ruMessages);loadMessages(service.getDictionary());const App = () => { const [localeState, setLocaleState] = useState(sessionStorage.getItem('locale') || 'en'); const locales = service.getLocales(); const payments = service.getPayments(); const changeLocale = (e: SelectBoxTypes.ValueChangedEvent) => { sessionStorage.setItem('locale', e.value); setLocaleState(e.value); document.location.reload(); }; return ( <div> <DataGrid dataSource={payments} keyExpr="PaymentId" > <Editing mode="popup" allowUpdating={true} popup={editPopupOptions} /> <FilterRow visible={true} applyFilter="auto" /> <Column dataField="PaymentId" caption={formatMessage('Number')} allowEditing={false} width={100} /> <Column dataField="ContactName" caption={formatMessage('Contact')} /> <Column dataField="CompanyName" caption={formatMessage('Company')} /> <Column dataField="Amount" caption={formatMessage('Amount')} dataType="number" format="currency" editorOptions={amountEditorOptions} /> <Column dataField="PaymentDate" caption={formatMessage('PaymentDate')} dataType="date" /> </DataGrid> <div className="options"> <div className="caption">Options</div> <div className="option"> <label htmlFor="selectInput">Language</label> <SelectBox items={locales} valueExpr="Value" displayExpr="Name" value={localeState} onValueChanged={changeLocale} inputAttr={selectBoxInputAttr} /> </div> </div> </div> );};export default App;xxxxxxxxxx/* eslint-disable import/no-unresolved *//* eslint-disable import/no-webpack-loader-syntax */import React, { useState } from 'react';import DataGrid, { Column, Editing, FilterRow } from 'devextreme-react/data-grid';import SelectBox from 'devextreme-react/select-box';import deMessages from 'devextreme/localization/messages/de.json';import ruMessages from 'devextreme/localization/messages/ru.json';import { locale, loadMessages, formatMessage } from 'devextreme/localization';import service from './data.js';const editPopupOptions = { width: 700, height: 345,};const amountEditorOptions = { format: 'currency', showClearButton: true, inputAttr: { 'aria-label': 'Filter cell', },};const selectBoxInputAttr = { id: 'selectInput' };locale(sessionStorage.getItem('locale') || 'en');loadMessages(deMessages);loadMessages(ruMessages);loadMessages(service.getDictionary());const App = () => { const [localeState, setLocaleState] = useState(sessionStorage.getItem('locale') || 'en'); const locales = service.getLocales(); const payments = service.getPayments(); const changeLocale = (e) => { sessionStorage.setItem('locale', e.value); setLocaleState(e.value); document.location.reload(); }; return ( <div> <DataGrid dataSource={payments} keyExpr="PaymentId" > <Editing mode="popup" allowUpdating={true} popup={editPopupOptions} /> <FilterRow visible={true} applyFilter="auto" /> <Column dataField="PaymentId" caption={formatMessage('Number')} allowEditing={false} width={100} /> <Column dataField="ContactName" caption={formatMessage('Contact')} /> <Column dataField="CompanyName" caption={formatMessage('Company')} /> <Column dataField="Amount" caption={formatMessage('Amount')} dataType="number" format="currency" editorOptions={amountEditorOptions} /> <Column dataField="PaymentDate" caption={formatMessage('PaymentDate')} dataType="date" /> </DataGrid> <div className="options"> <div className="caption">Options</div> <div className="option"> <label htmlFor="selectInput">Language</label> <SelectBox items={locales} valueExpr="Value" displayExpr="Name" value={localeState} onValueChanged={changeLocale} inputAttr={selectBoxInputAttr} /> </div> </div> </div> );};export default App;xxxxxxxxxximport React from 'react';import ReactDOM from 'react-dom';import App from './App.tsx';ReactDOM.render( <App />, document.getElementById('app'),);xxxxxxxxxxconst payments = [ { PaymentId: 1, ContactName: 'Nancy Davolio', CompanyName: 'Premier Buy', Amount: 1740, PaymentDate: '2013/01/06', }, { PaymentId: 2, ContactName: 'Andrew Fuller', CompanyName: 'ElectrixMax', Amount: 850, PaymentDate: '2013/01/13', }, { PaymentId: 3, ContactName: 'Janet Leverling', CompanyName: 'Video Emporium', Amount: 2235, PaymentDate: '2013/01/07', }, { PaymentId: 4, ContactName: 'Margaret Peacock', CompanyName: 'Screen Shop', Amount: 1965, PaymentDate: '2013/01/03', }, { PaymentId: 5, ContactName: 'Steven Buchanan', CompanyName: 'Braeburn', Amount: 880, PaymentDate: '2013/01/10', }, { PaymentId: 6, ContactName: 'Michael Suyama', CompanyName: 'PriceCo', Amount: 5260, PaymentDate: '2013/01/17', }, { PaymentId: 7, ContactName: 'Robert King', CompanyName: 'Ultimate Gadget', Amount: 2790, PaymentDate: '2013/01/21', }, { PaymentId: 8, ContactName: 'Laura Callahan', CompanyName: 'EZ Stop', Amount: 3140, PaymentDate: '2013/01/01', }, { PaymentId: 9, ContactName: 'Anne Dodsworth', CompanyName: 'Clicker', Amount: 6175, PaymentDate: '2013/01/24', }, { PaymentId: 10, ContactName: 'Clark Morgan', CompanyName: 'Store of America', Amount: 4575, PaymentDate: '2013/01/11', },];const locales = [ { Name: 'English', Value: 'en', }, { Name: 'Deutsch', Value: 'de', }, { Name: 'Русский', Value: 'ru', },];const dictionary = { en: { Number: 'Number', Contact: 'Contact', Company: 'Company', Amount: 'Amount', PaymentDate: 'Payment Date', }, de: { Number: 'Nummer', Contact: 'Ansprechpartner', Company: 'Firma', Amount: 'Betrag', PaymentDate: 'Zahlungsdatum', }, ru: { Number: 'Номер', Contact: 'Имя', Company: 'Организация', Amount: 'Сумма', PaymentDate: 'Дата оплаты', },};export default { getPayments() { return payments; }, getLocales() { return locales; }, getDictionary() { return dictionary; },};xxxxxxxxxxwindow.exports = window.exports || {};window.config = { transpiler: 'ts', typescriptOptions: { module: 'system', emitDecoratorMetadata: true, experimentalDecorators: true, jsx: 'react', }, meta: { 'react': { 'esModule': true, }, 'typescript': { 'exports': 'ts', }, 'devextreme/time_zone_utils.js': { 'esModule': true, }, 'devextreme/localization.js': { 'esModule': true, }, 'devextreme/viz/palette.js': { 'esModule': true, }, 'openai': { 'esModule': true, }, }, paths: { 'npm:': 'https://unpkg.com/', 'bundles:': 'bundles/', 'externals:': 'bundles/externals/', }, defaultExtension: 'js', map: { 'ts': 'npm:plugin-typescript@8.0.0/lib/plugin.js', 'typescript': 'npm:typescript@4.2.4/lib/typescript.js', 'jszip': 'npm:jszip@3.10.1/dist/jszip.min.js', 'react': 'npm:react@17.0.2/umd/react.development.js', 'react-dom': 'npm:react-dom@17.0.2/umd/react-dom.development.js', 'prop-types': 'npm:prop-types/prop-types.js', 'json': 'npm:systemjs-plugin-json@0.3.0/json.js', 'rrule': 'npm:rrule@2.6.4/dist/es5/rrule.js', 'luxon': 'npm:luxon@3.4.4/build/global/luxon.min.js', 'es6-object-assign': 'npm:es6-object-assign', 'devextreme': 'npm:devextreme@24.2.6/cjs', 'devextreme-react': 'npm:devextreme-react@24.2.6/cjs', 'devextreme-quill': 'npm:devextreme-quill@1.7.1/dist/dx-quill.min.js', 'devexpress-diagram': 'npm:devexpress-diagram@2.2.15/dist/dx-diagram.js', 'devexpress-gantt': 'npm:devexpress-gantt@4.1.60/dist/dx-gantt.js', '@devextreme/runtime': 'npm:@devextreme/runtime@3.0.12', 'inferno': 'npm:inferno@7.4.11/dist/inferno.min.js', 'inferno-compat': 'npm:inferno-compat/dist/inferno-compat.min.js', 'inferno-create-element': 'npm:inferno-create-element@7.4.11/dist/inferno-create-element.min.js', 'inferno-dom': 'npm:inferno-dom/dist/inferno-dom.min.js', 'inferno-hydrate': 'npm:inferno-hydrate/dist/inferno-hydrate.min.js', 'inferno-clone-vnode': 'npm:inferno-clone-vnode/dist/inferno-clone-vnode.min.js', 'inferno-create-class': 'npm:inferno-create-class/dist/inferno-create-class.min.js', 'inferno-extras': 'npm:inferno-extras/dist/inferno-extras.min.js', 'devextreme-cldr-data': 'npm:devextreme-cldr-data@1.0.3', // SystemJS plugins 'plugin-babel': 'npm:systemjs-plugin-babel@0.0.25/plugin-babel.js', 'systemjs-babel-build': 'npm:systemjs-plugin-babel@0.0.25/systemjs-babel-browser.js', // Prettier 'prettier/standalone': 'npm:prettier@2.8.8/standalone.js', 'prettier/parser-html': 'npm:prettier@2.8.8/parser-html.js', }, packages: { 'devextreme': { defaultExtension: 'js', }, 'devextreme-react': { main: 'index.js', }, 'devextreme/events/utils': { main: 'index', }, 'devextreme/common/core/events/utils': { main: 'index', }, 'devextreme/localization/messages': { format: 'json', defaultExtension: 'json', }, 'devextreme/events': { main: 'index', }, 'es6-object-assign': { main: './index.js', defaultExtension: 'js', }, }, packageConfigPaths: [ 'npm:@devextreme/*/package.json', 'npm:@devextreme/runtime@3.0.12/inferno/package.json', ], babelOptions: { sourceMaps: false, stage0: true, react: true, },};System.config(window.config);xxxxxxxxxximport React from 'react';import ReactDOM from 'react-dom';import App from './App.js';ReactDOM.render(<App />, document.getElementById('app'));xxxxxxxxxxconst payments = [ { PaymentId: 1, ContactName: 'Nancy Davolio', CompanyName: 'Premier Buy', Amount: 1740, PaymentDate: '2013/01/06', }, { PaymentId: 2, ContactName: 'Andrew Fuller', CompanyName: 'ElectrixMax', Amount: 850, PaymentDate: '2013/01/13', }, { PaymentId: 3, ContactName: 'Janet Leverling', CompanyName: 'Video Emporium', Amount: 2235, PaymentDate: '2013/01/07', }, { PaymentId: 4, ContactName: 'Margaret Peacock', CompanyName: 'Screen Shop', Amount: 1965, PaymentDate: '2013/01/03', }, { PaymentId: 5, ContactName: 'Steven Buchanan', CompanyName: 'Braeburn', Amount: 880, PaymentDate: '2013/01/10', }, { PaymentId: 6, ContactName: 'Michael Suyama', CompanyName: 'PriceCo', Amount: 5260, PaymentDate: '2013/01/17', }, { PaymentId: 7, ContactName: 'Robert King', CompanyName: 'Ultimate Gadget', Amount: 2790, PaymentDate: '2013/01/21', }, { PaymentId: 8, ContactName: 'Laura Callahan', CompanyName: 'EZ Stop', Amount: 3140, PaymentDate: '2013/01/01', }, { PaymentId: 9, ContactName: 'Anne Dodsworth', CompanyName: 'Clicker', Amount: 6175, PaymentDate: '2013/01/24', }, { PaymentId: 10, ContactName: 'Clark Morgan', CompanyName: 'Store of America', Amount: 4575, PaymentDate: '2013/01/11', },];const locales = [ { Name: 'English', Value: 'en', }, { Name: 'Deutsch', Value: 'de', }, { Name: 'Русский', Value: 'ru', },];const dictionary = { en: { Number: 'Number', Contact: 'Contact', Company: 'Company', Amount: 'Amount', PaymentDate: 'Payment Date', }, de: { Number: 'Nummer', Contact: 'Ansprechpartner', Company: 'Firma', Amount: 'Betrag', PaymentDate: 'Zahlungsdatum', }, ru: { Number: 'Номер', Contact: 'Имя', Company: 'Организация', Amount: 'Сумма', PaymentDate: 'Дата оплаты', },};export default { getPayments() { return payments; }, getLocales() { return locales; }, getDictionary() { return dictionary; },};xxxxxxxxxx<html lang="en"> <head></head> <body class="dx-viewport"> <div class="demo-container"> <div id="app"></div> </div> </body></html>xxxxxxxxxx.options { padding: 20px; background-color: rgba(191, 191, 191, 0.15); margin-top: 20px;}.option { margin-top: 10px;}.caption { font-size: 18px; font-weight: 500;}.option > label { margin-right: 10px;}.option > .dx-selectbox { display: inline-block; vertical-align: middle;}