www/pages/grade-calc/index.tsx

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2021-12-08 03:38:31 +00:00
import React, { ReactElement, useState } from 'react';
import Layout from '../../components/layout';
import Link from 'next/link';
import GradeCalc from '../../components/_gc';
function GradeCalcPage() {
const [calculator, setCalculator] = useState<any>();
let [jsonInput, setJsonInput] = useState('[]');
function loadConfig(filename: string): void {
const client = new XMLHttpRequest();
client.open('GET', filename);
client.onreadystatechange = () => {
setJsonInput(client.responseText);
}
client.send();
}
function generate() {
setCalculator('');
let conf = null;
try {
conf = JSON.parse(jsonInput);
}
catch (e) {
console.log(e);
return;
}
let cb = (out: ReactElement[]) => {
setCalculator([... calculator, out]);
}
const gc = new GradeCalc(conf, cb);
if (calculator)
setCalculator([... calculator, React.createElement('div', {className: 'asf'}, gc.elemTotal)]);
}
return (
<Layout name="Grade Calc" title='Grade Calculator'>
<div className='block'>
<div className='about-container'>
<h2>About</h2>
Check out the <Link href='/grade-calc/readme'><a >README.md</a></Link> file
to learn more about the configuration structure.
<h3>Usage</h3>
<ol>
<li>Either configure the calculator using the text box below or load one from the existing JSON files to
generate one.</li>
<li>Click <code>Generate</code>.</li>
<li>Enter the input values.</li>
</ol>
</div>
<div className='json-textarea'>
<h2>Configuration</h2>
<hr />
<h3>Load config from file</h3>
<ul>
<li><a onClick={() => loadConfig('/grade-calc/config/map2302.json')}>MAP2302 - ODE I Fall 2019 (map2302.json)</a></li>
<li><a onClick={() => loadConfig('/grade-calc/config/eee3307c.json')}>EEE3307C - Electronics I Spring 2021 (eee3307c.json)</a></li>
<li><a onClick={() => loadConfig('/grade-calc/config/eel4742c.json')}>EEL4742C - Embedded Systems Spring 2021 (eel4742c.json)</a></li>
<li><a onClick={() => loadConfig('/grade-calc/config/eel4781.json')}>EEL4781 - Computer Comm. Networks Spring 2021 (eel4781.json)</a></li>
</ul>
<div className='button-container'>
<button className='button' onClick={generate}>Generate &#8594;</button>
</div>
<textarea id='json' rows={30} value={jsonInput} onChange={(t) => {setJsonInput(t.currentTarget.value)}}></textarea>
</div>
<div className='calculator-container'>
{calculator}
</div>
<span className='clear'></span>
</div>
</Layout>
)
}
// export default GradeCalcPage;
export default function WIP() {
return (
<Layout name='Grade Calc' title='[WIP] Grade Calculator'>
<section className='block' style={{textAlign: 'center'}}>
Check back later as the port of this page is a Work in Progress.
</section>
</Layout>);
}