reactjs-legacy/pages/sheets/[id].js

52 lines
1.4 KiB
JavaScript

import Head from 'next/head';
import { readFile, utils } from 'xlsx';
import { join } from 'path';
import { cwd } from 'process';
export default function Index({html, type, name}) { return (
<div>
<Head>
<meta httpEquiv="Content-Type" content="text/html; charset=UTF-8" />
<title>SheetJS Next.JS {type} Demo</title>
<script src="/shim.js"></script>
<style jsx>{`
body, #app { height: 100%; };
`}</style>
</Head>
<pre>
<h3>SheetJS Next.JS {type} Demo</h3>
This demo reads from /public/sheetjs.xlsx.<br/>
<br/>
<b>{name}</b>
</pre>
<div dangerouslySetInnerHTML={{ __html: html }} />
</div>
); }
let cache = [];
export async function getStaticProps(ctx) {
if(!cache || !cache.length) {
const wb = readFile(join(cwd(), "public", "sheetjs.xlsx"));
cache = wb.SheetNames.map((name) => ({ name, sheet: wb.Sheets[name] }));
}
const entry = cache[ctx.params.id];
return {
props: {
type: "getStaticPaths",
name: entry.name,
id: ctx.params.id.toString(),
html: entry.sheet ? utils.sheet_to_html(entry.sheet) : "",
},
}
}
export async function getStaticPaths() {
const wb = readFile(join(cwd(), "public", "sheetjs.xlsx"));
cache = wb.SheetNames.map((name) => ({ name, sheet: wb.Sheets[name] }));
return {
paths: wb.SheetNames.map((name, idx) => ({ params: { id: idx.toString() } })),
fallback: false,
};
}