@hurdlegroup/mac-screen-capture-permissions/index.js

Check and request permission to capture the screen

'use strict';
const path = require('path');
const fs = require('fs');
const execa = require('execa');
const macosVersion = require('macos-version');
let electron;
try {
	// eslint-disable-next-line global-require
	electron = require('electron');
} catch (e) {
	electron = null;
}

const permissionExists = macosVersion.isGreaterThanOrEqualTo('10.15');

let filePath;

if ('electron' in process.versions) {
	const app = getElectronModule('app');
	const shell = getElectronModule('shell');

	exports.openSystemPreferences = async () => {
		if (process.platform === 'darwin') {
			await shell.openExternal(`x-apple.systempreferences:com.apple.preference.security?Privacy_ScreenCapture`);
		} else if (process.platform === 'win32') {
			await shell.openExternal(`ms-settings:security`);
		}
	}

	filePath = app && path.join(app.getPath('userData'), '.has-app-requested-screen-capture-permissions');
}

exports.hasScreenCapturePermission = () => {
	if (!permissionExists) {
		return true;
	}

	const screenCapturePermission = require('./build/Release/screencapturepermissions.node');
	const hasPermission = screenCapturePermission.hasPermissions();

	if (!hasPermission && filePath) {
		try {
			fs.writeFileSync(filePath, '');
		} catch (error) {
			if (error.code === 'ENOENT') {
				fs.mkdirSync(path.dirname(filePath));
				fs.writeFileSync(filePath, '');
			}

			throw error;
		}
	}

	return hasPermission;
};

exports.hasPromptedForPermission = () => {
	if (!permissionExists) {
		return false;
	}

	return !!(filePath && fs.existsSync(filePath));
};

exports.resetPermissions = ({bundleId = ''} = {}) => {
	try {
		execa.sync('tccutil', ['reset', 'ScreenCapture', bundleId].filter(Boolean));

		if (filePath && fs.existsSync(filePath)) {
			fs.unlinkSync(filePath);
		}

		return true;
	} catch (error) {
		return false;
	}
};

function getElectronModule(name) {
	if (!electron) {
		return null;
	}

	if (electron[name]) {
		return electron[name];
	}

	if (electron.remote) {
		return electron.remote[name];
	}

	return null;
}