forked from sheetjs/docs.sheetjs.com
37 lines
1.2 KiB
JavaScript
37 lines
1.2 KiB
JavaScript
import { set_fs, utils, writeFile } from 'xlsx';
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import * as fs from 'fs';
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set_fs(fs);
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(async() => {
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/* fetch JSON data and parse */
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const url = "https://sheetjs.com/data/executive.json";
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const raw_data = await (await fetch(url)).json();
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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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/* 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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/* 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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/* 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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/* fix headers */
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utils.sheet_add_aoa(worksheet, [["Name", "Birthday"]], { origin: "A1" });
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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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/* create an XLSX file and try to save to Presidents.xlsx */
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writeFile(workbook, "Presidents.xlsx");
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})(); |