quicknote-cli/src/index.js

A simple command-line tool to take quick notes directly in your terminal — now with persistent storage using JSON!

#!/usr/bin/env node

import { Command } from "commander";
import chalk from "chalk";
import fs from "fs";
import path from "path";

const program = new Command();
const log = console.log;
const title = chalk.bold.underline.cyan;
const success = chalk.green;
const warning = chalk.yellow;
const danger = chalk.red;
const dim = chalk.gray;

const NOTES_FILE = path.resolve(process.cwd(), "notes.json");

// Utility to read notes
function readNotes() {
    try {
        const data = fs.readFileSync(NOTES_FILE, "utf8");
        return JSON.parse(data);
    } catch (err) {
        return [];
    }
}

// Utility to write notes
function writeNotes(notes) {
    fs.writeFileSync(NOTES_FILE, JSON.stringify(notes, null, 2));
}

// Program config
program
    .name('quicknote')
    .description(chalk.magentaBright('CLI for simple quick note'))
    .version('1.0.0')
    .usage('<command> [options]')
    .helpOption('-h, --help', chalk.blue('Show custom help'))
    .addHelpText('beforeAll', `
        ${title('Welcome to QuickNote CLI')}

        Take temporary notes in your terminal session.
        ${dim('Notes will be saved in notes.json in the current folder.')}
    `)
    .addHelpText('afterAll', `
        Examples:
          ${chalk.green('quicknote add "Add your special package"')}
          ${chalk.green('quicknote ls')}
          ${chalk.green('quicknote list')}
    `);

// Add note command
program
    .command('add <note>')
    .description('Add a new note')
    .alias('a')
    .action((note) => {
        const notes = readNotes();
        notes.push(note);
        writeNotes(notes);
        console.log(success(`Note added: "${note}"`));
    });

// List notes command
program
    .command('list')
    .alias('ls')
    .description('List all notes')
    .action(() => {
        const notes = readNotes();
        if (notes.length === 0) {
            console.log(warning('No notes added yet.'));
        } else {
            console.log(title('\nYour notes:'));
            notes.forEach((note, index) => {
                console.log(`${chalk.cyan(index + 1)}. ${note}`);
            });
        }
    });

// Default: show help
program
    .action(() => {
        program.outputHelp();
    });

program.parse(process.argv);