docs.sheetjs.com/tests/frontend/svelte.sh

128 lines
3.5 KiB
Bash
Executable File

#!/bin/bash
# https://docs.sheetjs.com/docs/demos/frontend/svelte
# NOTE: the svelte scripts explicitly attach id="xport" to the buttons
cd /tmp
rm -rf sheetjs-fe-svelte
mkdir sheetjs-fe-svelte
cd sheetjs-fe-svelte
rm -rf sheetjs-svelte
npm create -y vite@latest sheetjs-svelte -- --template svelte-ts --no-rolldown --no-interactive
cd sheetjs-svelte
npm i
npm i --save https://cdn.sheetjs.com/xlsx-latest/xlsx-latest.tgz
npm i --save puppeteer express@4
cat >test.cjs <<EOF
const puppeteer = require('puppeteer');
const express = require('express');
const app = express();
app.use(express.static('./dist/'));
app.listen(7262, async() => {
await new Promise((res,rej) => setTimeout(res, 1000));
const browser = await puppeteer.launch();
const page = await browser.newPage();
page.on("console", msg => console.log("PAGE LOG:", msg.text()));
await page.setViewport({width: 1920, height: 1080});
const client = await page.target().createCDPSession();
await client.send('Browser.setDownloadBehavior', {
behavior: 'allow',
downloadPath: require("path").resolve('./')
});
page.on('request', req => console.log(req.url()));
await page.goto('http://localhost:7262/');
await new Promise((res,rej) => setTimeout(res, 1000));
await page.click("#xport");
await new Promise((res,rej) => setTimeout(res, 1000));
await browser.close();
process.exit();
});
EOF
# Array of Objects
cat >src/App.svelte <<EOF
<script>
import { onMount } from 'svelte';
import { read, utils, writeFileXLSX } from 'xlsx';
/* the component state is an array of presidents */
let pres = [];
/* Fetch and update the state once */
onMount(async() => {
const f = await (await fetch("https://docs.sheetjs.com/pres.xlsx")).arrayBuffer();
const wb = read(f); // parse the array buffer
const ws = wb.Sheets[wb.SheetNames[0]]; // get the first worksheet
pres = utils.sheet_to_json(ws); // generate objects and update state
});
/* get state data and export to XLSX */
function exportFile() {
const ws = utils.json_to_sheet(pres);
const wb = utils.book_new();
utils.book_append_sheet(wb, ws, "Data");
writeFileXLSX(wb, "SheetJSSvelteAoO.xlsx");
}
</script>
<main>
<table><thead><tr><th>Name</th><th>Index</th></tr></thead><tbody>
{#each pres as p}<tr>
<td>{p.Name}</td>
<td>{p.Index}</td>
</tr>{/each}
</tbody><tfoot><tr><td colSpan={2}>
<button id="xport" on:click={exportFile}>Export XLSX</button>
</td></tr></tfoot></table>
</main>
EOF
npm run build
node test.cjs
npx -y xlsx-cli SheetJSSvelteAoO.xlsx
# HTML
cat >src/App.svelte <<EOF
<script>
import { onMount } from 'svelte';
import { read, utils, writeFileXLSX } from 'xlsx';
let html = "";
let tbl;
/* Fetch and update the state once */
onMount(async() => {
const f = await (await fetch("https://docs.sheetjs.com/pres.xlsx")).arrayBuffer();
const wb = read(f); // parse the array buffer
const ws = wb.Sheets[wb.SheetNames[0]]; // get the first worksheet
// highlight-start
html = utils.sheet_to_html(ws); // generate HTML and update state
// highlight-end
});
/* get state data and export to XLSX */
function exportFile() {
// highlight-start
const elt = tbl.getElementsByTagName("TABLE")[0];
const wb = utils.table_to_book(elt);
// highlight-end
writeFileXLSX(wb, "SheetJSSvelteHTML.xlsx");
}
</script>
<main>
<button id="xport" on:click={exportFile}>Export XLSX</button>
<!-- highlight-start -->
<div bind:this={tbl}>{@html html}</div>
<!-- highlight-end -->
</main>
EOF
npm run build
node test.cjs
npx -y xlsx-cli SheetJSSvelteHTML.xlsx