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Backend API
import React, { useCallback } from 'react';
import SelectBox, { SelectBoxTypes } from 'devextreme-react/select-box';
import DataSource from 'devextreme/data/data_source';
import CustomStore from 'devextreme/data/custom_store';
import RowTemplate from './RowTemplate.tsx';
const months = [12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1];
const years = ['2010', '2011', '2012'];
const monthLabel = { 'aria-label': 'Month' };
const dataSource = new DataSource({
store: new CustomStore({
load: () => fetch('../../../../data/resourceData.json')
.then((e) => e.json())
.catch(() => { throw new Error('Data Loading Error'); }),
loadMode: 'raw',
}),
filter: ['month', '<=', '12'],
paginate: false,
});
function App() {
const onValueChanged = useCallback((e: SelectBoxTypes.ValueChangedEvent) => {
dataSource.filter(['month', '<=', e.value]);
dataSource.load();
}, []);
return (
<React.Fragment>
<div className="long-title"><h3>Monthly Prices of Aluminium, Nickel and Copper</h3></div>
<div id="chart-demo">
<table
className="demo-table"
style={{ border: 1 }}
>
<tbody>
<tr>
<th />
<th>Aluminium (USD/ton)</th>
<th>Nickel (USD/ton)</th>
<th>Copper (USD/ton)</th>
</tr>
{
years.map((year, index) => <RowTemplate
key={index}
year={year}
source={dataSource} />)
}
</tbody>
</table>
<div className="action">
<div className="label">Choose a number of months:</div>
<SelectBox
id="choose-months"
dataSource={months}
inputAttr={monthLabel}
defaultValue={months[0]}
onValueChanged={onValueChanged}
/>
</div>
</div>
</React.Fragment>
);
}
export default App;
import React, { useCallback } from 'react';
import SelectBox from 'devextreme-react/select-box';
import DataSource from 'devextreme/data/data_source';
import CustomStore from 'devextreme/data/custom_store';
import RowTemplate from './RowTemplate.js';
const months = [12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1];
const years = ['2010', '2011', '2012'];
const monthLabel = { 'aria-label': 'Month' };
const dataSource = new DataSource({
store: new CustomStore({
load: () =>
fetch('../../../../data/resourceData.json')
.then((e) => e.json())
.catch(() => {
throw new Error('Data Loading Error');
}),
loadMode: 'raw',
}),
filter: ['month', '<=', '12'],
paginate: false,
});
function App() {
const onValueChanged = useCallback((e) => {
dataSource.filter(['month', '<=', e.value]);
dataSource.load();
}, []);
return (
<React.Fragment>
<div className="long-title">
<h3>Monthly Prices of Aluminium, Nickel and Copper</h3>
</div>
<div id="chart-demo">
<table
className="demo-table"
style={{ border: 1 }}
>
<tbody>
<tr>
<th />
<th>Aluminium (USD/ton)</th>
<th>Nickel (USD/ton)</th>
<th>Copper (USD/ton)</th>
</tr>
{years.map((year, index) => (
<RowTemplate
key={index}
year={year}
source={dataSource}
/>
))}
</tbody>
</table>
<div className="action">
<div className="label">Choose a number of months:</div>
<SelectBox
id="choose-months"
dataSource={months}
inputAttr={monthLabel}
defaultValue={months[0]}
onValueChanged={onValueChanged}
/>
</div>
</div>
</React.Fragment>
);
}
export default App;
import React from 'react';
import Sparkline, {
Tooltip,
} from 'devextreme-react/sparkline';
import DataSource from 'devextreme/data/data_source';
interface RowTemplateProps {
key: number;
year: string;
source: DataSource;
}
export default function RowTemplate(props: RowTemplateProps) {
return (
<tr>
<th>{props.year}</th>
<td>
<Sparkline
dataSource={props.source}
showMinMax={true}
className="sparkline"
argumentField="month"
valueField={`alum${props.year}`}
type="bar"
>
<Tooltip format="currency" />
</Sparkline>
</td>
<td>
<Sparkline
dataSource={props.source}
showMinMax={true}
showFirstLast={false}
className="sparkline"
argumentField="month"
valueField={`nickel${props.year}`}
type="bar"
barPositiveColor="#6babac"
minColor="#9ab57e"
maxColor="#8076bb"
>
<Tooltip format="currency" />
</Sparkline>
</td>
<td>
<Sparkline
dataSource={props.source}
className="sparkline"
argumentField="month"
valueField={`copper${props.year}`}
type="bar"
barPositiveColor="#e55253"
firstLastColor="#ebdd8f"
pointColor="#e8c267"
>
<Tooltip format="currency" />
</Sparkline>
</td>
</tr>
);
}
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.tsx';
ReactDOM.render(
<App />,
document.getElementById('app'),
);
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://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',
'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@1.7.1/dist/dx-quill.min.js',
'devexpress-diagram': 'npm:devexpress-diagram@2.2.5/dist/dx-diagram.js',
'devexpress-gantt': 'npm:devexpress-gantt@4.1.54/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/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);
import React from 'react';
import Sparkline, { Tooltip } from 'devextreme-react/sparkline';
export default function RowTemplate(props) {
return (
<tr>
<th>{props.year}</th>
<td>
<Sparkline
dataSource={props.source}
showMinMax={true}
className="sparkline"
argumentField="month"
valueField={`alum${props.year}`}
type="bar"
>
<Tooltip format="currency" />
</Sparkline>
</td>
<td>
<Sparkline
dataSource={props.source}
showMinMax={true}
showFirstLast={false}
className="sparkline"
argumentField="month"
valueField={`nickel${props.year}`}
type="bar"
barPositiveColor="#6babac"
minColor="#9ab57e"
maxColor="#8076bb"
>
<Tooltip format="currency" />
</Sparkline>
</td>
<td>
<Sparkline
dataSource={props.source}
className="sparkline"
argumentField="month"
valueField={`copper${props.year}`}
type="bar"
barPositiveColor="#e55253"
firstLastColor="#ebdd8f"
pointColor="#e8c267"
>
<Tooltip format="currency" />
</Sparkline>
</td>
</tr>
);
}
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.js';
ReactDOM.render(<App />, document.getElementById('app'));
[
{ "month": 1, "alum2010": 2262, "alum2011": 2454, "alum2012": 2262, "nickel2010": 18974, "nickel2011": 24298, "nickel2012": 18322, "copper2010": 7341, "copper2011": 9585, "copper2012": 7501 },
{ "month": 2, "alum2010": 2087, "alum2011": 2537, "alum2012": 2087, "nickel2010": 18162, "nickel2011": 27929, "nickel2012": 21093, "copper2010": 7016, "copper2011": 10026, "copper2012": 8470 },
{ "month": 3, "alum2010": 2238, "alum2011": 2586, "alum2012": 2238, "nickel2010": 20535, "nickel2011": 28802, "nickel2012": 19701, "copper2010": 7202, "copper2011": 9889, "copper2012": 8591 },
{ "month": 4, "alum2010": 2349, "alum2011": 2689, "alum2012": 2349, "nickel2010": 24562, "nickel2011": 26142, "nickel2012": 17695, "copper2010": 7851, "copper2011": 9460, "copper2012": 8459 },
{ "month": 5, "alum2010": 2071, "alum2011": 2591, "alum2012": 2071, "nickel2010": 26131, "nickel2011": 26753, "nickel2012": 17549, "copper2010": 7481, "copper2011": 9373, "copper2012": 8320 },
{ "month": 6, "alum2010": 1957, "alum2011": 2584, "alum2012": 1957, "nickel2010": 19278, "nickel2011": 23055, "nickel2012": 16436, "copper2010": 6532, "copper2011": 9108, "copper2012": 7465 },
{ "month": 7, "alum2010": 2008, "alum2011": 2554, "alum2012": 2008, "nickel2010": 19475, "nickel2011": 22870, "nickel2012": 16382, "copper2010": 6498, "copper2011": 9295, "copper2012": 7475 },
{ "month": 8, "alum2010": 2119, "alum2011": 2413, "alum2012": 2119, "nickel2010": 20701, "nickel2011": 24388, "nickel2012": 15687, "copper2010": 7191, "copper2011": 9834, "copper2012": 7430 },
{ "month": 9, "alum2010": 2199, "alum2011": 2327, "alum2012": 2199, "nickel2010": 21266, "nickel2011": 21845, "nickel2012": 16085, "copper2010": 7596, "copper2011": 9121, "copper2012": 7614 },
{ "month": 10, "alum2010": 2374, "alum2011": 2210, "alum2012": 2374, "nickel2010": 23358, "nickel2011": 18346, "nickel2012": 18250, "copper2010": 8057, "copper2011": 7125, "copper2012": 8245 },
{ "month": 11, "alum2010": 2354, "alum2011": 2102, "alum2012": 2354, "nickel2010": 23150, "nickel2011": 18822, "nickel2012": 16083, "copper2010": 8373, "copper2011": 7871, "copper2012": 7727 },
{ "month": 12, "alum2010": 2369, "alum2011": 2038, "alum2012": 2369, "nickel2010": 23282, "nickel2011": 17320, "nickel2012": 17104, "copper2010": 8636, "copper2011": 7725, "copper2012": 7880 }
]
<!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/24.2.3/css/dx.light.css" />
<link rel="stylesheet" type="text/css" href="styles.css" />
<script src="https://unpkg.com/core-js@2.6.12/client/shim.min.js"></script>
<script src="https://unpkg.com/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>
#chart-demo {
height: 440px;
}
.demo-table {
width: 100%;
border: 1px solid #c2c2c2;
border-collapse: collapse;
}
.demo-table th,
.demo-table td {
font-weight: 400;
width: 200px;
padding: 25px 10px 5px 10px;
border: 1px solid #c2c2c2;
}
.demo-table th {
padding: 25px 15px 20px 15px;
border: 1px solid #c2c2c2;
}
.demo-table tr:nth-child(2) td {
border-top: 1px solid #c2c2c2;
}
.demo-table td:first-of-type {
border-left: 1px solid #c2c2c2;
}
.demo-table .sparkline {
width: 200px;
height: 30px;
}
.action {
width: 300px;
margin-top: 20px;
display: flex;
align-items: center;
justify-content: space-between;
}
.action .dx-selectbox {
width: 90px;
}
.long-title h3 {
font-weight: 200;
font-size: 28px;
text-align: center;
margin-bottom: 20px;
margin-top: 0;
}