// ==UserScript==
// @name         gmCookie
// @author       cxxjackie
// @version      1.0.2
// ==/UserScript==

function gmCookie(url) {
	if (!window.GM_cookie) return console.error('缺少GM_cookie，请先通过@grant引入！');
	return new Promise((resolve, reject) => {
		GM_cookie('list', {url}, (cookie, error) => {
			if (error || !Array.isArray(cookie)) {
				reject(error);
			} else {
				const promises = [];
				async function alldone() {
					await Promise.all(promises);
					promises.length = 0;
				}
				function proxySet(target, prop, value) {
					if (prop !== 'name' && target[prop] !== value) {
						promises.push(new Promise(resolve => {
							GM_cookie('set', {...target, url}, resolve);
						}));
						target[prop] = value;
					}
				}
				const cookieObj = {};
                Object.defineProperty(cookieObj, '$alldone', {value: alldone});
				for (const item of cookie) {
					cookieObj[item.name] = new Proxy(item, {set: proxySet});
				}
				resolve(new Proxy(cookieObj, {
					set: function(target, prop, value) {
						value.name = prop;
						promises.push(new Promise(resolve => {
							GM_cookie('set', {...value, url}, resolve);
						}));
						target[prop] = new Proxy(value, {set: proxySet});
                        return true;
					},
					deleteProperty: function(target, prop) {
						prop !== '$alldone' && target[prop] && promises.push(new Promise(resolve => {
							GM_cookie('delete', {...target[prop], url}, resolve);
						}));
						return delete target[prop];
					}
				}));
			}
		});
	});
}