astro-reactive-form/packages/pr-updater.js

import fs from 'fs';
import { fileURLToPath } from 'url';
import * as path from 'path';
import promptSync from 'prompt-sync';

const prompt = promptSync({sigint: true});

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);

function writeReleaseMD(releaseFile, featuresArr, fixesArr) {
    var formattedMessage = "";

    if (featuresArr.length != 0) {
        formattedMessage += "Features";
        for (var line of featuresArr) {
            formattedMessage += "\n\t- " + line;
        }
        formattedMessage += "\n\n";
    }

    if (fixesArr.length != 0)
    {
        formattedMessage += "Fixes";
        for (var line of fixesArr) {
            formattedMessage += "\n\t- " + line;
        }
        formattedMessage += "\n\n";
    }

    //write file
    var oldRelease = fs.readFileSync(releaseFile);
    var fd = fs.openSync(releaseFile, 'w+');

    fs.writeSync(fd, formattedMessage, 0, formattedMessage.length, 0);
    fs.writeSync(fd, oldRelease, 0, oldRelease.length, formattedMessage.length);
    fs.close(fd);
}

function main() {
    console.log("Astro Reactive PR Release Updater (ctrl-c to exit)");

    var noChanged, feature, fix, breakExisting;
    var featuresArr = [];
    var fixesArr = [];

    do {
        console.log(`What package is changed? 
    1. Common
    2. Form 
    3. Validator`);
        noChanged = prompt(": ");
    } while (isNaN(noChanged) || parseInt(noChanged) < 1 || parseInt(noChanged) > 3);

    do {
        console.log("Description of feature (q to finish): ");
        feature = prompt(": ");
        
        if (feature != "q") {
            console.log("Will this code change break existing examples and/or demo applications? Y/N");
            breakExisting = prompt(": ");
            if (breakExisting == "Y" || breakExisting == "y") {
                feature += " (BREAKING CHANGE)";
            }
            featuresArr.push(feature);
        }
    } while (feature != "q");

    do {
        console.log("Description of fix (q to finish): ");
        fix = prompt(": ");

        if (fix != "q") {
            console.log("Will this code change break existing examples and/or demo applications? Y/N");
            breakExisting = prompt(": ");
            if (breakExisting == "Y" || breakExisting == "y") {
                fix += " (BREAKING CHANGE)";
            }
            fixesArr.push(fix);
        }
    } while (fix != "q");

    switch (noChanged) {
        case '1':
            var releaseFile = path.resolve(__dirname, './common/RELEASE.md');
            writeReleaseMD(releaseFile, featuresArr, fixesArr);
            break;   
        case '2':
            var releaseFile = path.resolve(__dirname, './form/RELEASE.md');
            writeReleaseMD(releaseFile, featuresArr, fixesArr);
            break;
        case '3':
            var releaseFile = path.resolve(__dirname, './validator/RELEASE.md');
            writeReleaseMD(releaseFile, featuresArr, fixesArr);
            break;
        default:
            console.log("Invalid package specified.");
    }
}

var continueScript;

do {
    main();
    console.log("Do you want to update another package release? (Y to continue)");
    continueScript = prompt(": ");
} while (continueScript == 'Y' || continueScript == 'y');