Backend API
        
    import React, { useCallback, useRef, useEffect } from 'react';
import FilterBuilder from 'devextreme-react/filter-builder';
import Button from 'devextreme-react/button';
import List from 'devextreme-react/list';
import { DataSource } from 'devextreme-react/common/data';
import { filter, fields, products } from './data.ts';
import CustomItem from './CustomItem.tsx';
const App = () => {
  const dataSource = useRef(new DataSource({
    store: products,
  }));
  const filterBuilderRef = useRef(null);
  const refreshDataSource = useCallback(() => {
    const filterExpression = filterBuilderRef.current.instance().getFilterExpression();
    dataSource.current.filter(filterExpression);
    dataSource.current.load();
  }, []);
  useEffect(() => {
    refreshDataSource();
  }, []);
  return (
    <div>
      <div className="filter-container">
        <FilterBuilder ref={filterBuilderRef}
          fields={fields}
          defaultValue={filter} />
        <Button
          text="Apply Filter"
          type="default"
          onClick={refreshDataSource} />
        <div className="dx-clearfix"></div>
      </div>
      <div className="list-container">
        <List dataSource={dataSource.current} itemRender={CustomItem} />
      </div>
    </div>
  );
};
export default App;
    
    import React, { useCallback, useRef, useEffect } from 'react';
import FilterBuilder from 'devextreme-react/filter-builder';
import Button from 'devextreme-react/button';
import List from 'devextreme-react/list';
import { DataSource } from 'devextreme-react/common/data';
import { filter, fields, products } from './data.js';
import CustomItem from './CustomItem.js';
const App = () => {
  const dataSource = useRef(
    new DataSource({
      store: products,
    }),
  );
  const filterBuilderRef = useRef(null);
  const refreshDataSource = useCallback(() => {
    const filterExpression = filterBuilderRef.current.instance().getFilterExpression();
    dataSource.current.filter(filterExpression);
    dataSource.current.load();
  }, []);
  useEffect(() => {
    refreshDataSource();
  }, []);
  return (
    <div>
      <div className="filter-container">
        <FilterBuilder
          ref={filterBuilderRef}
          fields={fields}
          defaultValue={filter}
        />
        <Button
          text="Apply Filter"
          type="default"
          onClick={refreshDataSource}
        />
        <div className="dx-clearfix"></div>
      </div>
      <div className="list-container">
        <List
          dataSource={dataSource.current}
          itemRender={CustomItem}
        />
      </div>
    </div>
  );
};
export default App;
    
    import React from 'react';
const currencyFormatter = new Intl.NumberFormat('en-US', {
  style: 'currency',
  currency: 'USD',
  minimumFractionDigits: 0,
  maximumFractionDigits: 0,
});
export default function CustomItem(item) {
  return (
    <div className="product">
      <img
        src={item.ImageSrc}
        alt={`Picture of ${item.Name}`}
      />
      <div>{item.Name}</div>
      <div className="price">{currencyFormatter.format(item.Price)}</div>
    </div>
  );
}
    
    import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.tsx';
ReactDOM.render(
  <App />,
  document.getElementById('app'),
);
    
    import { FilterBuilderTypes } from 'devextreme-react/filter-builder';
export const filter = [
  ['Category', '=', 'Video Players'],
  'or',
  [
    ['Category', '=', 'Monitors'],
    'and',
    ['Price', 'between', [165, 700]],
  ],
  'or',
  [
    ['Category', '=', 'Televisions'],
    'and',
    ['Price', 'between', [2000, 4000]],
  ],
];
const categories = [
  'Video Players',
  'Televisions',
  'Monitors',
  'Projectors',
  'Automation',
];
export const fields: FilterBuilderTypes.Field[] = [
  {
    dataField: 'ID',
    dataType: 'number',
  }, {
    dataField: 'Name',
  }, {
    dataField: 'Price',
    dataType: 'number',
    format: 'currency',
  }, {
    dataField: 'Current_Inventory',
    dataType: 'number',
    caption: 'Inventory',
  }, {
    dataField: 'Category',
    lookup: {
      dataSource: categories,
    },
  },
];
export const products = [{
  ID: 1,
  Name: 'HD Video Player',
  Price: 330,
  Current_Inventory: 225,
  Backorder: 0,
  Manufacturing: 10,
  Category: 'Video Players',
  ImageSrc: '../../../../images/products/1.png',
}, {
  ID: 3,
  Name: 'SuperPlasma 50',
  Price: 2400,
  Current_Inventory: 0,
  Backorder: 0,
  Manufacturing: 0,
  Category: 'Televisions',
  ImageSrc: '../../../../images/products/3.png',
}, {
  ID: 4,
  Name: 'SuperLED 50',
  Price: 1600,
  Current_Inventory: 77,
  Backorder: 0,
  Manufacturing: 55,
  Category: 'Televisions',
  ImageSrc: '../../../../images/products/4.png',
}, {
  ID: 5,
  Name: 'SuperLED 42',
  Price: 1450,
  Current_Inventory: 445,
  Backorder: 0,
  Manufacturing: 0,
  Category: 'Televisions',
  ImageSrc: '../../../../images/products/5.png',
}, {
  ID: 6,
  Name: 'SuperLCD 55',
  Price: 1350,
  Current_Inventory: 345,
  Backorder: 0,
  Manufacturing: 5,
  Category: 'Televisions',
  ImageSrc: '../../../../images/products/6.png',
}, {
  ID: 7,
  Name: 'SuperLCD 42',
  Price: 1200,
  Current_Inventory: 210,
  Backorder: 0,
  Manufacturing: 20,
  Category: 'Televisions',
  ImageSrc: '../../../../images/products/7.png',
}, {
  ID: 8,
  Name: 'SuperPlasma 65',
  Price: 3500,
  Current_Inventory: 0,
  Backorder: 0,
  Manufacturing: 0,
  Category: 'Televisions',
  ImageSrc: '../../../../images/products/8.png',
}, {
  ID: 9,
  Name: 'SuperLCD 70',
  Price: 4000,
  Current_Inventory: 95,
  Backorder: 0,
  Manufacturing: 5,
  Category: 'Televisions',
  ImageSrc: '../../../../images/products/9.png',
}, {
  ID: 10,
  Name: 'DesktopLED 21',
  Price: 175,
  Current_Inventory: null,
  Backorder: 425,
  Manufacturing: 75,
  Category: 'Monitors',
  ImageSrc: '../../../../images/products/10.png',
}, {
  ID: 12,
  Name: 'DesktopLCD 21',
  Price: 170,
  Current_Inventory: 210,
  Backorder: 0,
  Manufacturing: 60,
  Category: 'Monitors',
  ImageSrc: '../../../../images/products/12.png',
}, {
  ID: 13,
  Name: 'DesktopLCD 19',
  Price: 160,
  Current_Inventory: 150,
  Backorder: 0,
  Manufacturing: 210,
  Category: 'Monitors',
  ImageSrc: '../../../../images/products/13.png',
}, {
  ID: 14,
  Name: 'Projector Plus',
  Price: 550,
  Current_Inventory: null,
  Backorder: 55,
  Manufacturing: 10,
  Category: 'Projectors',
  ImageSrc: '../../../../images/products/14.png',
}, {
  ID: 15,
  Name: 'Projector PlusHD',
  Price: 750,
  Current_Inventory: 110,
  Backorder: 0,
  Manufacturing: 90,
  Category: 'Projectors',
  ImageSrc: '../../../../images/products/15.png',
}, {
  ID: 17,
  Name: 'ExcelRemote IR',
  Price: 150,
  Current_Inventory: 650,
  Backorder: 0,
  Manufacturing: 190,
  Category: 'Automation',
  ImageSrc: '../../../../images/products/17.png',
}, {
  ID: 18,
  Name: 'ExcelRemote BT',
  Price: 180,
  Current_Inventory: 310,
  Backorder: 0,
  Manufacturing: 0,
  Category: 'Automation',
  ImageSrc: '../../../../images/products/18.png',
}, {
  ID: 19,
  Name: 'ExcelRemote IP',
  Price: 200,
  Current_Inventory: 0,
  Backorder: 325,
  Manufacturing: 225,
  Category: 'Automation',
  ImageSrc: '../../../../images/products/19.png',
}];
    
    window.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://cdn.jsdelivr.net/npm/',
    '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',
    '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@link:../../packages/devextreme/artifacts/npm/devextreme/cjs',
    'devextreme-react': 'npm:devextreme-react@link:../../packages/devextreme-react/npm/cjs',
    'devextreme-quill': 'npm:devextreme-quill@1.7.6/dist/dx-quill.min.js',
    'devexpress-diagram': 'npm:devexpress-diagram@2.2.24/dist/dx-diagram.js',
    'devexpress-gantt': 'npm:devexpress-gantt@4.1.64/dist/dx-gantt.js',
    'inferno': 'npm:inferno@8.2.3/dist/inferno.min.js',
    'inferno-compat': 'npm:inferno-compat/dist/inferno-compat.min.js',
    'inferno-create-element': 'npm:inferno-create-element@8.2.3/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',
    '@preact/signals-core': 'npm:@preact/signals-core@1.8.0/dist/signals-core.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-react/common': {
      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',
  ],
  babelOptions: {
    sourceMaps: false,
    stage0: true,
    react: true,
  },
};
System.config(window.config);
// eslint-disable-next-line
const useTgzInCSB = ['openai'];
    
    import React from 'react';
const currencyFormatter = new Intl.NumberFormat('en-US', {
  style: 'currency',
  currency: 'USD',
  minimumFractionDigits: 0,
  maximumFractionDigits: 0,
});
export default function CustomItem(item) {
  return (
    <div className="product">
      <img
        src={item.ImageSrc}
        alt={`Picture of ${item.Name}`}
      />
      <div>{item.Name}</div>
      <div className="price">{currencyFormatter.format(item.Price)}</div>
    </div>
  );
}
    
    import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.js';
ReactDOM.render(<App />, document.getElementById('app'));
    
    export const filter = [
  ['Category', '=', 'Video Players'],
  'or',
  [['Category', '=', 'Monitors'], 'and', ['Price', 'between', [165, 700]]],
  'or',
  [['Category', '=', 'Televisions'], 'and', ['Price', 'between', [2000, 4000]]],
];
const categories = ['Video Players', 'Televisions', 'Monitors', 'Projectors', 'Automation'];
export const fields = [
  {
    dataField: 'ID',
    dataType: 'number',
  },
  {
    dataField: 'Name',
  },
  {
    dataField: 'Price',
    dataType: 'number',
    format: 'currency',
  },
  {
    dataField: 'Current_Inventory',
    dataType: 'number',
    caption: 'Inventory',
  },
  {
    dataField: 'Category',
    lookup: {
      dataSource: categories,
    },
  },
];
export const products = [
  {
    ID: 1,
    Name: 'HD Video Player',
    Price: 330,
    Current_Inventory: 225,
    Backorder: 0,
    Manufacturing: 10,
    Category: 'Video Players',
    ImageSrc: '../../../../images/products/1.png',
  },
  {
    ID: 3,
    Name: 'SuperPlasma 50',
    Price: 2400,
    Current_Inventory: 0,
    Backorder: 0,
    Manufacturing: 0,
    Category: 'Televisions',
    ImageSrc: '../../../../images/products/3.png',
  },
  {
    ID: 4,
    Name: 'SuperLED 50',
    Price: 1600,
    Current_Inventory: 77,
    Backorder: 0,
    Manufacturing: 55,
    Category: 'Televisions',
    ImageSrc: '../../../../images/products/4.png',
  },
  {
    ID: 5,
    Name: 'SuperLED 42',
    Price: 1450,
    Current_Inventory: 445,
    Backorder: 0,
    Manufacturing: 0,
    Category: 'Televisions',
    ImageSrc: '../../../../images/products/5.png',
  },
  {
    ID: 6,
    Name: 'SuperLCD 55',
    Price: 1350,
    Current_Inventory: 345,
    Backorder: 0,
    Manufacturing: 5,
    Category: 'Televisions',
    ImageSrc: '../../../../images/products/6.png',
  },
  {
    ID: 7,
    Name: 'SuperLCD 42',
    Price: 1200,
    Current_Inventory: 210,
    Backorder: 0,
    Manufacturing: 20,
    Category: 'Televisions',
    ImageSrc: '../../../../images/products/7.png',
  },
  {
    ID: 8,
    Name: 'SuperPlasma 65',
    Price: 3500,
    Current_Inventory: 0,
    Backorder: 0,
    Manufacturing: 0,
    Category: 'Televisions',
    ImageSrc: '../../../../images/products/8.png',
  },
  {
    ID: 9,
    Name: 'SuperLCD 70',
    Price: 4000,
    Current_Inventory: 95,
    Backorder: 0,
    Manufacturing: 5,
    Category: 'Televisions',
    ImageSrc: '../../../../images/products/9.png',
  },
  {
    ID: 10,
    Name: 'DesktopLED 21',
    Price: 175,
    Current_Inventory: null,
    Backorder: 425,
    Manufacturing: 75,
    Category: 'Monitors',
    ImageSrc: '../../../../images/products/10.png',
  },
  {
    ID: 12,
    Name: 'DesktopLCD 21',
    Price: 170,
    Current_Inventory: 210,
    Backorder: 0,
    Manufacturing: 60,
    Category: 'Monitors',
    ImageSrc: '../../../../images/products/12.png',
  },
  {
    ID: 13,
    Name: 'DesktopLCD 19',
    Price: 160,
    Current_Inventory: 150,
    Backorder: 0,
    Manufacturing: 210,
    Category: 'Monitors',
    ImageSrc: '../../../../images/products/13.png',
  },
  {
    ID: 14,
    Name: 'Projector Plus',
    Price: 550,
    Current_Inventory: null,
    Backorder: 55,
    Manufacturing: 10,
    Category: 'Projectors',
    ImageSrc: '../../../../images/products/14.png',
  },
  {
    ID: 15,
    Name: 'Projector PlusHD',
    Price: 750,
    Current_Inventory: 110,
    Backorder: 0,
    Manufacturing: 90,
    Category: 'Projectors',
    ImageSrc: '../../../../images/products/15.png',
  },
  {
    ID: 17,
    Name: 'ExcelRemote IR',
    Price: 150,
    Current_Inventory: 650,
    Backorder: 0,
    Manufacturing: 190,
    Category: 'Automation',
    ImageSrc: '../../../../images/products/17.png',
  },
  {
    ID: 18,
    Name: 'ExcelRemote BT',
    Price: 180,
    Current_Inventory: 310,
    Backorder: 0,
    Manufacturing: 0,
    Category: 'Automation',
    ImageSrc: '../../../../images/products/18.png',
  },
  {
    ID: 19,
    Name: 'ExcelRemote IP',
    Price: 200,
    Current_Inventory: 0,
    Backorder: 325,
    Manufacturing: 225,
    Category: 'Automation',
    ImageSrc: '../../../../images/products/19.png',
  },
];
    
    <!DOCTYPE html>
<html lang="en">
  <head>
    <title>DevExtreme Demo</title>
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=5.0" />
    <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/25.1.6/css/dx.light.css" />
    <link rel="stylesheet" type="text/css" href="styles.css" />
    <script src="https://cdn.jsdelivr.net/npm/core-js@2.6.12/client/shim.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/systemjs@0.21.3/dist/system.js"></script>
    <script type="text/javascript" src="config.js"></script>
    <script type="text/javascript">
      System.import("./index.tsx");
    </script>
  </head>
  <body class="dx-viewport">
    <div class="demo-container">
      <div id="app"></div>
    </div>
  </body>
</html>
    
    .filter-container {
  background-color: transparent;
  box-shadow: 0 8px 16px 0 rgba(0, 0, 0, 0.14), 0 0 2px 0 rgba(0, 0, 0, 0.12);
  border-radius: 6px;
  width: 45%;
  float: left;
  margin: 24px;
  height: 430px;
}
.dx-filterbuilder {
  background-color: transparent;
  padding: 10px;
  height: 360px;
  margin: 5px;
  overflow: auto;
}
.dx-filterbuilder .dx-texteditor {
  width: 135px;
}
.dx-button {
  margin: 10px 20px;
  float: right;
}
.list-container {
  float: right;
  width: 45%;
}
.list-container .dx-scrollable-container {
  max-height: 430px;
  padding-left: 30px;
}
.product {
  height: 65px;
}
.product > img {
  height: 100%;
  float: left;
}
.product > div {
  padding-left: 10px;
  vertical-align: top;
  line-height: 65px;
  font-size: 15px;
  float: left;
}
.product > div.price {
  float: right;
  font-size: 18px;
}
.dx-filterbuilder .dx-numberbox {
  width: 80px;
}