generated from me/template-mit
112 lines
2.4 KiB
JavaScript
Executable File
112 lines
2.4 KiB
JavaScript
Executable File
#!/usr/bin/env nodejs
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'use strict';
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// 20260730 - Hyperling
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// Generate .ics files with entries to be imported in a shared calendar.
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/*** Parameters ***/
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const args = process.argv;
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const cmdExec = args[0];
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const cmdPath = args[1];
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const startDate = args[2];
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const endDate = args[3];
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const DEBUG = args[4];
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console.log(`Running ${cmdPath} with ${cmdExec}...`);
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console.log("Start Date: " + startDate);
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console.log(" End Date: " + endDate);
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console.log("Converting strings to dates...");
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const dayStart = new Date(startDate);
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const dayEnd = new Date(endDate);
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console.log("...done!");
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/*** Setup ***/
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// Local Vars
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const name = "Hyperling's Moonth Calendar";
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const domain = "cloud.hyperling.com";
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// iCalendar Library
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// https://www.npmjs.com/package/ical-generator
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import ical, { ICalCalendarMethod } from 'ical-generator';
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const cal =
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ical({
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domain: "$domain",
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name: "$name"
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})
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;
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// File System Reading
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import fs from "fs";
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function readFile (file) {
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try {
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const text = fs.readFileSync(file, "utf8");
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console.log(file + " loaded!");
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return text;
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} catch (e) {
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console.error("ERROR: Could not read " + file + ": ", e);
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}
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}
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function writeFile (name, text) {
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try {
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fs.writeFileSync(name, text);
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console.log(name + " written successfully");
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} catch (e) {
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console.error("Error writing " + name + ": ", e);
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}
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}
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const templateTitle = readFile("templates/TITLE.txt")
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const templateDesc = readFile("templates/DESCRIPTION.txt");
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/*** Main ***/
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const dayOne = new Date("2026-04-01");
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const dayLength = 1000 * 60 * 60 * 24;
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function getNumDaysBetween (date1, date2) {
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return Math.abs((date1-date2)/dayLength);
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}
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for (
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let dayCurr = dayStart;
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dayCurr <= dayEnd;
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dayCurr.setDate(dayCurr.getDate() + 1)
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) {
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if (DEBUG) console.log("DEBUG: curr-Apr1 = ", getNumDaysBetween(dayCurr, dayOne));
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// Pull data for UID.
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const year = dayCurr.getFullYear();
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const moonth = dayCurr.getMonth();
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const day = dayCurr.getDate();
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const extra = "00";
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// Reset vars to defaults.
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const title = templateTitle
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.replaceAll("{{MOONTH}}", moonth)
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.replaceAll("{{DAY}}", day)
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.replaceAll("{{YEAR}}", year)
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;
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const description = templateDesc;
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cal.createEvent({
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uid: `${year}${moonth}${day}${extra}@${domain}`,
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start: new Date(dayCurr),
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allDay: true,
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summary: title,
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description: description,
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});
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}
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/*** Finish ***/
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// Create Events
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//cal.save('schedule.ics');
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writeFile("calendar.ics", cal.toString());
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