// ==UserScript==
// @name         CleanCopy
// @namespace    https://github.com/JustOptimize/CleanCopy/
// @version      0.0.6
// @description  Remove tracking parameters when copying URL
// @author       Oggetto
// @match        https://*/*
// @icon         https://github.com/JustOptimize/CleanCopy/blob/main/icon.png?raw=true
// @grant        none
// @downloadURL  https://raw.githubusercontent.com/JustOptimize/CleanCopy/main/CleanCopy.user.js
// @updateURL    https://raw.githubusercontent.com/JustOptimize/CleanCopy/main/CleanCopy.user.js
// ==/UserScript==

const blacklisted_params = [
	'utm_source', // Google Analytics
	'utm_medium',
	'utm_campaign',
	'utm_term',
	'utm_content',
	'utm_referrer',
	'utm_name',
	'utm_id',
	'fbclid', // Facebook
	'gclid', // Google Ads
	'gclsrc',
	'dclid', // Google Display Ads
	'msclkid', // Microsoft Ads
	'yclid', // Yandex Ads
	'ysclid',
	'si', // Youtube shorts
	'sender_device',
	'sender_web_id',
	'share',
	'share_source',
	'is_from_webapp'
];

(function () {
	'use strict';

	document.addEventListener('copy', function (e) {
		e.preventDefault();

		const content = document.getSelection()?.toString();

		if (!content) {
			e.clipboardData.setData('text/plain', '');
			return;
		}

		try {
			const url = new URL(content);

			// Remove blacklisted params
			blacklisted_params.forEach((param) => {
				url.searchParams.delete(param);
			});

			// Copy new URL to clipboard
			e.clipboardData.setData('text/plain', url.href);
		} catch (err) {
			e.clipboardData.setData('text/plain', content);
			return;
		}
	});
})();