97 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			97 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
| #!/bin/bash
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| # https://docs.sheetjs.com/docs/demos/frontend/bundler/parcel
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| cd /tmp
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| rm -rf sheetjs-parceljs
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| 
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| mkdir sheetjs-parceljs
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| cd sheetjs-parceljs
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| npm init -y
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| 
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| npm i --save https://cdn.sheetjs.com/xlsx-latest/xlsx-latest.tgz
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| 
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| cat >index.html <<EOF
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| <body>
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| <h3>SheetJS <span id="vers"></span> export demo</h3>
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| <button id="xport">Click to Export!</button>
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| <script src="index.js" type="module"></script>
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| <body>
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| EOF
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| 
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| cat >index.js <<EOF
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| // ESM-style import from "xlsx"
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| import { utils, version, writeFileXLSX } from 'xlsx';
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| 
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| document.getElementById("vers").innerText = version;
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| document.getElementById("xport").onclick = async() => {
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|   /* fetch JSON data and parse */
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|   const url = "https://docs.sheetjs.com/executive.json";
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|   const raw_data = await (await fetch(url)).json();
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| 
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|   /* filter for the Presidents */
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|   const prez = raw_data.filter(row => row.terms.some(term => term.type === "prez"));
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| 
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|   /* sort by first presidential term */
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|   prez.forEach(row => row.start = row.terms.find(term => term.type === "prez").start);
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|   prez.sort((l,r) => l.start.localeCompare(r.start));
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| 
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|   /* flatten objects */
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|   const rows = prez.map(row => ({
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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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| 
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|   /* generate worksheet and workbook */
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|   const worksheet = utils.json_to_sheet(rows);
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|   const workbook = utils.book_new();
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|   utils.book_append_sheet(workbook, worksheet, "Dates");
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| 
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|   /* fix headers */
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|   utils.sheet_add_aoa(worksheet, [["Name", "Birthday"]], { origin: "A1" });
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| 
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|   /* calculate column width */
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|   const max_width = rows.reduce((w, r) => Math.max(w, r.name.length), 10);
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|   worksheet["!cols"] = [ { wch: max_width } ];
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| 
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|   /* create an XLSX file and try to save to Presidents.xlsx */
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|   writeFileXLSX(workbook, "Presidents.xlsx");
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| };
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| EOF
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| 
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| cat >test.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('./dist'));
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| app.listen(7262, async() => {
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|   await new Promise((res,rej) => setTimeout(res, 1000));
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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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|   const client = await page.target().createCDPSession();
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|   await client.send('Browser.setDownloadBehavior', {
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|     behavior: 'allow',
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|     downloadPath: require("path").resolve('./')
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|   });
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|   page.on('request', req => console.log(req.url()));
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|   await page.goto('http://localhost:7262/');
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|   await new Promise((res,rej) => setTimeout(res, 1000));
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|   await page.click("#xport");
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|   await new Promise((res,rej) => setTimeout(res, 1000));
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|   await browser.close();
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|   process.exit();
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| });
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| EOF
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| 
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| npm i --save puppeteer express@4
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| 
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| node -e 'var pjson = JSON.parse(fs.readFileSync("./package.json")); console.log(pjson); delete pjson.main; fs.writeFileSync("package.json", JSON.stringify(pjson))'
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| 
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| for n in 2.14.4 1.12.3; do
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|   npm i --save parcel@$n
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|   npx -y parcel@$n build index.html
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|   node test.js
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|   npx -y xlsx-cli Presidents.xlsx | head -n 3
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|   rm -f Presidents.xlsx
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| done
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