Backend API
<template>
<div>
<div class="long-title"><h3>Monthly Prices of Copper, Nickel and Palladium</h3></div>
<div id="chart-demo">
<table
class="demo-table"
border="1"
>
<tr>
<th><div class="dx-screen-reader-only">Year</div></th>
<th>Copper (USD/ton)</th>
<th>Nickel (USD/ton)</th>
<th>Palladium (USD/troy ounce)</th>
</tr>
<tbody
v-for="(year, index) in years"
:key="index"
>
<RowTemplate
:source="source"
:year="year"
/>
</tbody>
</table>
<div class="action">
<div class="label">Choose a number of months:
</div>
<DxSelectBox
id="choose-months"
:data-source="months"
:input-attr="{ 'aria-label': 'Month' }"
:value="months[0]"
@value-changed="onValueChanged"
/>
</div>
</div>
</div>
</template>
<script setup lang="ts">
import DxSelectBox, { type DxSelectBoxTypes } from 'devextreme-vue/select-box';
import { DataSource, CustomStore } from 'devextreme-vue/common/data';
import RowTemplate from './RowTemplate.vue';
const months = [12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1];
const years = ['2021', '2022', '2023'];
const source = 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 onValueChanged({ value }: DxSelectBoxTypes.ValueChangedEvent) {
source.filter(['month', '<=', value]);
source.load();
}
</script>
<style>
#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;
border: 1px solid #c2c2c2;
}
.demo-table th {
padding: 25px 15px 20px;
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;
}
</style>
<template>
<tr class="rows-content">
<th>{{ year }}</th>
<td>
<DxSparkline
:data-source="source"
:show-min-max="true"
:value-field="getValueField('copper')"
class="sparkline"
argument-field="month"
type="bar"
>
<DxTooltip :format="{ type: 'currency', precision: 2 }"/>
</DxSparkline>
</td>
<td>
<DxSparkline
:data-source="source"
:show-min-max="true"
:show-first-last="false"
:value-field="getValueField('nickel')"
class="sparkline"
argument-field="month"
type="bar"
bar-positive-color="#6babac"
min-color="#9ab57e"
max-color="#8076bb"
>
<DxTooltip :format="{ type: 'currency', precision: 2 }"/>
</DxSparkline>
</td>
<td>
<DxSparkline
:data-source="source"
:value-field="getValueField('palladium')"
class="sparkline"
argument-field="month"
type="bar"
bar-positive-color="#e55253"
first-last-color="#ebdd8f"
point-color="#e8c267"
>
<DxTooltip :format="{ type: 'currency', precision: 2 }"/>
</DxSparkline>
</td>
</tr>
</template>
<script setup lang="ts">
import DxSparkline, {
DxTooltip,
} from 'devextreme-vue/sparkline';
const props = withDefaults(defineProps<{
year?: string
source?: object
}>(), {
year: '',
source: () => ({}),
});
const getValueField = (name: string): string => name + props.year;
</script>
<style>
.rows-content td {
font-weight: 400;
width: 200px;
padding: 25px 10px 5px;
border: 1px solid #c2c2c2;
}
.rows-content tr:nth-child(2) td {
border-top: 1px solid #c2c2c2;
}
.rows-content td:first-of-type {
border-left: 1px solid #c2c2c2;
}
.rows-content .sparkline {
width: 200px;
height: 30px;
}
</style>
window.exports = window.exports || {};
window.config = {
transpiler: 'plugin-babel',
meta: {
'*.vue': {
loader: 'vue-loader',
},
'*.ts': {
loader: 'demo-ts-loader',
},
'*.svg': {
loader: 'svg-loader',
},
'devextreme/time_zone_utils.js': {
'esModule': true,
},
'devextreme/localization.js': {
'esModule': true,
},
'devextreme/viz/palette.js': {
'esModule': true,
},
'openai': {
'esModule': true,
},
},
paths: {
'project:': '../../../../',
'npm:': 'https://cdn.jsdelivr.net/npm/',
'bundles:': '../../../../bundles/',
'externals:': '../../../../bundles/externals/',
'anti-forgery:': '../../../../shared/anti-forgery/',
},
map: {
'anti-forgery': 'anti-forgery:fetch-override.js',
'vue': 'npm:vue@3.4.27/dist/vue.esm-browser.js',
'@vue/shared': 'npm:@vue/shared@3.4.27/dist/shared.cjs.prod.js',
'vue-loader': 'npm:dx-systemjs-vue-browser@1.1.2/index.js',
'demo-ts-loader': 'project:utils/demo-ts-loader.js',
'jszip': 'npm:jszip@3.10.1/dist/jszip.min.js',
'svg-loader': 'project:utils/svg-loader.js',
'mitt': 'npm:mitt/dist/mitt.umd.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-vue': 'npm:devextreme-vue@link:../../packages/devextreme-vue/npm/cjs',
'devextreme-quill': 'npm:devextreme-quill@1.7.9/dist/dx-quill.min.js',
'devexpress-diagram': 'npm:devexpress-diagram@2.2.29/dist/dx-diagram.js',
'devexpress-gantt': 'npm:devexpress-gantt@4.1.68/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',
'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-vue': {
main: 'index.js',
},
'devextreme-vue/common': {
main: 'index.js',
},
'devextreme': {
defaultExtension: 'js',
},
'devextreme/events/utils': {
main: 'index',
},
'devextreme/common/core/events/utils': {
main: 'index',
},
'devextreme/events': {
main: 'index',
},
'es6-object-assign': {
main: './index.js',
defaultExtension: 'js',
},
},
packageConfigPaths: [
'npm:@devextreme/*/package.json',
],
babelOptions: {
sourceMaps: false,
stage0: true,
},
};
window.process = {
env: {
NODE_ENV: 'production',
},
};
System.config(window.config);
// eslint-disable-next-line
const useTgzInCSB = ['openai'];
import { createApp } from 'vue';
import App from './App.vue';
createApp(App).mount('#app');
<!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/25.2.6/css/dx.light.css" />
<script src="https://cdn.jsdelivr.net/npm/typescript@5.9.3/lib/typescript.js"></script>
<script type="module">
import * as vueCompilerSFC from "https://cdn.jsdelivr.net/npm/@vue/compiler-sfc@3.4.27/dist/compiler-sfc.esm-browser.js";
window.vueCompilerSFC = vueCompilerSFC;
</script>
<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.ts");
</script>
</head>
<body class="dx-viewport">
<div class="demo-container">
<div id="app"> </div>
</div>
</body>
</html>
[
{ "month": 1, "copper2021": 7970.50, "copper2022": 9775.93, "copper2023": 8999.79, "nickel2021": 17847.68, "nickel2022": 22355.40, "nickel2023": 28194.61, "palladium2021": 2391.20, "palladium2022": 2030.86, "palladium2023": 1734.27 },
{ "month": 2, "copper2021": 8460.25, "copper2022": 9941.35, "copper2023": 8955.20, "nickel2021": 18595.30, "nickel2022": 24015.55, "nickel2023": 26727.95, "palladium2021": 2342.33, "palladium2022": 2350.10, "palladium2023": 1543.90 },
{ "month": 3, "copper2021": 9004.98, "copper2022": 10237.59, "copper2023": 8835.72, "nickel2021": 16460.83, "nickel2022": 33924.18, "nickel2023": 23288.61, "palladium2021": 2525.61, "palladium2022": 2582.78, "palladium2023": 1426.00 },
{ "month": 4, "copper2021": 9335.55, "copper2022": 10183.13, "copper2023": 8814.00, "nickel2021": 16480.91, "nickel2022": 33132.74, "nickel2023": 23894.56, "palladium2021": 2776.45, "palladium2022": 2330.67, "palladium2023": 1508.00 },
{ "month": 5, "copper2021": 10183.97, "copper2022": 9362.81, "copper2023": 8234.28, "nickel2021": 17552.45, "nickel2022": 28062.55, "nickel2023": 21970.39, "palladium2021": 2900.52, "palladium2022": 2060.05, "palladium2023": 1482.61 },
{ "month": 6, "copper2021": 9612.43, "copper2022": 9033.13, "copper2023": 8386.23, "nickel2021": 17942.32, "nickel2022": 25658.63, "nickel2023": 21233.28, "palladium2021": 2752.48, "palladium2022": 1913.05, "palladium2023": 1348.09 },
{ "month": 7, "copper2021": 9433.59, "copper2022": 7529.79, "copper2023": 8445.26, "nickel2021": 18819.36, "nickel2022": 21481.89, "nickel2023": 21091.26, "palladium2021": 2754.76, "palladium2022": 1973.10, "palladium2023": 1264.48 },
{ "month": 8, "copper2021": 9357.19, "copper2022": 7960.98, "copper2023": 8351.77, "nickel2021": 19160.23, "nickel2022": 22057.39, "nickel2023": 20438.65, "palladium2021": 2544.73, "palladium2022": 2135.52, "palladium2023": 1247.30 },
{ "month": 9, "copper2021": 9324.07, "copper2022": 7734.70, "copper2023": 8270.86, "nickel2021": 19398.23, "nickel2022": 22773.97, "nickel2023": 19644.64, "palladium2021": 2130.32, "palladium2022": 2113.95, "palladium2023": 1239.29 },
{ "month": 10, "copper2021": 9778.50, "copper2022": 7621.21, "copper2023": 7939.66, "nickel2021": 19420.52, "nickel2022": 22032.89, "nickel2023": 18281.23, "palladium2021": 2058.48, "palladium2022": 2078.86, "palladium2023": 1142.09 },
{ "month": 11, "copper2021": 9765.48, "copper2022": 8029.95, "copper2023": 8173.95, "nickel2021": 19970.43, "nickel2022": 25562.70, "nickel2023": 17027.36, "palladium2021": 2036.32, "palladium2022": 1911.55, "palladium2023": 1050.27 },
{ "month": 12, "copper2021": 9550.31, "copper2022": 8367.23, "copper2023": 8394.11, "nickel2021": 20015.55, "nickel2022": 28946.81, "nickel2023": 16460.84, "palladium2021": 1810.52, "palladium2022": 1808.36, "palladium2023": 1087.76 }
]