2024-04-28 04:43:55 +00:00
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#!/bin/bash
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# https://docs.sheetjs.com/docs/demos/frontend/bundler/requirejs
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# requires global puppeteer and express
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# sudo npm i -g puppeteer express@4
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cd /tmp
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rm -rf sheetjs-requirejs
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mkdir sheetjs-requirejs
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cd sheetjs-requirejs
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curl -LO https://cdn.sheetjs.com/xlsx-0.20.2/package/dist/xlsx.full.min.js
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cat >SheetJSRequire.js <<EOF
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require(["xlsx"], function(XLSX) {
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document.getElementById("xport").addEventListener("click", function() {
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/* fetch JSON data and parse */
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var url = "https://docs.sheetjs.com/executive.json";
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fetch(url).then(function(res) { return res.json(); }).then(function(raw_data) {
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/* filter for the Presidents */
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var prez = raw_data.filter(function(row) { return row.terms.some(function(term) { return term.type === "prez"; }); });
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/* sort by first presidential term */
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prez.forEach(function(row) { row.start = row.terms.find(function(term) {return term.type === "prez"; }).start; });
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prez.sort(function(l,r) { return l.start.localeCompare(r.start); });
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/* flatten objects */
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var rows = prez.map(function(row) { return {
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name: row.name.first + " " + row.name.last,
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birthday: row.bio.birthday
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}; });
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/* generate worksheet and workbook */
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var worksheet = XLSX.utils.json_to_sheet(rows);
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var workbook = XLSX.utils.book_new();
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XLSX.utils.book_append_sheet(workbook, worksheet, "Dates");
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/* fix headers */
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XLSX.utils.sheet_add_aoa(worksheet, [["Name", "Birthday"]], { origin: "A1" });
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/* calculate column width */
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var max_width = rows.reduce(function(w, r) { return Math.max(w, r.name.length); }, 10);
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worksheet["!cols"] = [ { wch: max_width } ];
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/* create an XLSX file and try to save to Presidents.xlsx */
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//XLSX.writeFileXLSX(workbook, "Presidents.xlsx");
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console.log(XLSX.utils.sheet_to_csv(worksheet));
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});
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});
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});
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EOF
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cat >build.js <<EOF
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({
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baseUrl: ".",
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name: "SheetJSRequire",
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paths: {
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xlsx: "./xlsx.full.min"
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},
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out: "SheetJSRequire.min.js"
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});
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EOF
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cat >test1.js <<EOF
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const puppeteer = require('puppeteer');
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const express = require('express');
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const app = express();
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app.use(express.static('./'));
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app.listen(7262, async() => {
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2024-06-03 00:59:49 +00:00
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await new Promise((res,rej) => setTimeout(res, 1000));
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2024-04-28 04:43:55 +00:00
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const browser = await puppeteer.launch();
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const page = await browser.newPage();
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page.on("console", msg => console.log("PAGE LOG:", msg.text()));
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await page.setViewport({width: 1920, height: 1080});
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await page.goto('http://localhost:7262/', {waitUntil: 'domcontentloaded'});
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/* wait for requirejs to request xlsx.full.min.js */
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await page.waitForRequest(request => request.url().indexOf('xlsx.full.min.js') !== -1);
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2024-06-03 00:59:49 +00:00
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await new Promise((res,rej) => setTimeout(res, 1000));
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2024-04-28 04:43:55 +00:00
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await page.click("#xport");
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2024-06-03 00:59:49 +00:00
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await new Promise((res,rej) => setTimeout(res, 1000));
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2024-04-28 04:43:55 +00:00
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await browser.close();
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process.exit();
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2024-04-28 04:43:55 +00:00
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});
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EOF
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cat >test2.js <<EOF
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const puppeteer = require('puppeteer');
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const express = require('express');
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const app = express();
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app.use(express.static('./'));
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app.listen(7262, async() => {
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2024-06-03 00:59:49 +00:00
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await new Promise((res,rej) => setTimeout(res, 1000));
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2024-04-28 04:43:55 +00:00
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const browser = await puppeteer.launch();
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const page = await browser.newPage();
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page.on("console", msg => console.log("PAGE LOG:", msg.text()));
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await page.setViewport({width: 1920, height: 1080});
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await page.goto('http://localhost:7262/optimized.html');
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await page.click("#xport");
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2024-06-03 00:59:49 +00:00
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await new Promise((res,rej) => setTimeout(res, 1000));
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2024-04-28 04:43:55 +00:00
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await browser.close();
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2024-06-03 00:59:49 +00:00
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process.exit();
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2024-04-28 04:43:55 +00:00
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});
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EOF
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for n in 2.3.6 2.1.22; do
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echo $n Standalone
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cat >index.html <<EOF
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<!DOCTYPE html>
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<html lang="en">
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<head></head>
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<body>
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<h1>SheetJS Presidents Demo</h1>
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<button id="xport">Click here to export</button>
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<script src="http://requirejs.org/docs/release/$n/comments/require.js"></script>
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<script>
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/* Wire up RequireJS */
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require.config({
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baseUrl: ".",
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name: "SheetJSRequire",
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paths: {
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xlsx: "./xlsx.full.min"
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}
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});
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</script>
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<script src="SheetJSRequire.js"></script>
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</body>
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</html>
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EOF
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node test1.js
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echo $n Optimizer
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npx -p requirejs@$n r.js -o build.js
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cat >optimized.html <<EOF
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<!DOCTYPE html>
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<html lang="en">
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<head></head>
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<body>
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<h1>SheetJS Presidents Demo</h1>
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<button id="xport">Click here to export</button>
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<script src="http://requirejs.org/docs/release/$n/comments/require.js"></script>
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<script src="SheetJSRequire.min.js"></script>
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</body>
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</html>
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EOF
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node test2.js
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done
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