streetmerchant/src/notification/sound.ts

import playerLib, {PlaySound} from 'play-sound';
import {config} from '../config';
import fs from 'fs';
import {logger} from '../logger';

let player: PlaySound;

if (config.notifications.playSound) {
	player = playerLib();

	if (player.player === null) {
		logger.warn("✖ couldn't find sound player");
	} else {
		const playerName = player.player;
		logger.info(`✔ sound player found: ${playerName}`);
	}
}

export function playSound() {
	if (config.notifications.playSound && player.player !== null) {
		logger.debug('↗ playing sound');

		fs.access(
			config.notifications.playSound,
			fs.constants.F_OK,
			(error) => {
				if (error) {
					logger.error(
						`✖ error opening sound file: ${error.message}`
					);
					return;
				}

				player.play(config.notifications.playSound, (error: Error) => {
					if (error) {
						logger.error("✖ couldn't play sound", error);
					}

					logger.info('✔ played sound');
				});
			}
		);
	}
}