wallpaper/source/macos.js

Manage the desktop wallpaper

import {promisify} from 'node:util';
import childProcess from 'node:child_process';
import path from 'node:path';
import {fileURLToPath} from 'node:url';

const __dirname = path.dirname(fileURLToPath(import.meta.url));
const execFile = promisify(childProcess.execFile);

// Binary source → https://github.com/sindresorhus/macos-wallpaper
const binary = path.join(__dirname, 'macos-wallpaper');

export async function getWallpaper({screen = 'main'} = {}) {
	let {stdout} = await execFile(binary, ['get', '--screen', screen]);
	stdout = stdout.trim();

	if (screen === 'all') {
		return stdout.split('\n');
	}

	return stdout;
}

export async function setWallpaper(imagePath, {screen = 'all', scale = 'auto'} = {}) {
	if (typeof imagePath !== 'string') {
		throw new TypeError('Expected a string');
	}

	const arguments_ = [
		'set',
		path.resolve(imagePath),
		'--screen',
		screen,
		'--scale',
		scale,
	];

	await execFile(binary, arguments_);
}

export async function setSolidColorWallpaper(color, {screen = 'all'} = {}) {
	if (typeof color !== 'string') {
		throw new TypeError('Expected a string');
	}

	const arguments_ = [
		'set-solid-color',
		color,
		'--screen',
		screen,
	];

	await execFile(binary, arguments_);
}

export async function screens() {
	const {stdout} = await execFile(binary, ['screens']);
	return stdout.trim().split('\n').map(line => line.replace(/^\d+ - /, ''));
}