@notreallyr8/mp3/bin/cli.js

CLI music player with playlists, shuffle, multi-format support

#!/usr/bin/env node
import fs from 'fs';
import path from 'path';
import readlineSync from 'readline-sync';
import { PlaylistPlayer } from '../lib/player.js';

const PLAYLISTS_FILE = path.resolve('./playlists.json');

let playlists = {};
if (fs.existsSync(PLAYLISTS_FILE)) {
  playlists = JSON.parse(fs.readFileSync(PLAYLISTS_FILE));
} else {
  playlists = {};
}

function savePlaylists() {
  fs.writeFileSync(PLAYLISTS_FILE, JSON.stringify(playlists, null, 2));
}

async function main() {
  console.log('=== @notreallyr8/mp3 CLI Music Player ===');

  while (true) {
    console.log('\nPlaylists:');
    const keys = Object.keys(playlists);
    if (keys.length === 0) {
      console.log('No playlists defined. Add one:');
      const name = readlineSync.question('Playlist name: ');
      const folder = readlineSync.question('Folder path: ');
      playlists[name] = folder;
      savePlaylists();
      continue;
    }
    keys.forEach((p, i) => {
      console.log(`${i + 1}: ${p} -> ${playlists[p]}`);
    });
    const choice = readlineSync.questionInt(`Choose playlist (1-${keys.length}) or 0 to add new: `);

    if (choice === 0) {
      const name = readlineSync.question('Playlist name: ');
      const folder = readlineSync.question('Folder path: ');
      playlists[name] = folder;
      savePlaylists();
      continue;
    }

    const playlistName = keys[choice - 1];
    const folder = playlists[playlistName];
    const player = new PlaylistPlayer(playlistName, folder);

    if (!player.loadSongs()) continue;

    while (true) {
      console.log(`\n[${playlistName}] Commands: play, next, prev, shuffle, list, add, exit`);
      const cmd = readlineSync.question('Command: ').toLowerCase();

      if (cmd === 'play') {
        await player.play();
      } else if (cmd === 'next') {
        await player.next();
      } else if (cmd === 'prev') {
        await player.previous();
      } else if (cmd === 'shuffle') {
        player.toggleShuffle();
      } else if (cmd === 'list') {
        console.log('Songs in playlist:');
        player.songs.forEach((s, i) => {
          const currentMark = i === player.currentIndex ? '*' : ' ';
          console.log(`${currentMark} ${i + 1}: ${s}`);
        });
      } else if (cmd === 'add') {
        const name = readlineSync.question('New playlist name: ');
        const folder = readlineSync.question('Folder path: ');
        playlists[name] = folder;
        savePlaylists();
        console.log(`Added playlist ${name} -> ${folder}`);
      } else if (cmd === 'exit') {
        player.stop();
        break;
      } else {
        console.log('Unknown command');
      }
    }
  }
}

main().catch(console.error);