cookies.js

import { NativeModules } from 'react-native';
import CookieManager from '@react-native-community/cookies';
import SQLite from '@emanon_/react-native-sqlite-storage';

import { DEVICE } from 'common/constants';
import { File } from 'common/files';

const { PerkdHelper } = NativeModules,
	DELTA_EPOCH_IN_MICROSECS = 11644473600000000;

// ---  Public functions  ---

export const Cookies = {
	get: (url) => {
		if (IOS) return CookieManager.get(url, !DEVICE.IOS_10);
		return getAndroidWebViewCookies(url);
	},
	set: (key) => CookieManager.set(key, !DEVICE.IOS_10),
	clearAll: () => CookieManager.clearAll(!DEVICE.IOS_10),
};

// ---  Private functions  ---

function getHostFromUrl(url) {
	const start = url.indexOf('//'),
		pos1 = start > -1 ? start + 2 : 0,
		end = url.substring(pos1).indexOf('/'),
		pos2 = end > -1 ? pos1 + end : undefined;
	return url.substring(pos1, pos2);
}

/**
 *
 * @param {*} url eg. https://xxx.myshopify.com/
 */
function getAndroidWebViewCookies(url) {
	const cookieDBs = [ `/data/data/${DEVICE.APP.ID}/app_webview/Cookies`, `/data/data/${DEVICE.APP.ID}/app_webview/Default/Cookies` ],
		checks = cookieDBs.map(p => File.exists(p)),
		host = getHostFromUrl(url);

	return new Promise((resolve) => {
		PerkdHelper.flushCookie(); // FIXME: merge the function to cookieManager
		Promise.all(checks).then((results) => {
			const dbSettings = { options: { readOnly: true } };
			results.forEach((item, index) => {
				if (item) dbSettings.name = cookieDBs[index];
			});
			SQLite.enablePromise(true);
			SQLite.openDatabase(dbSettings).then(db => {
				db.transaction(tx => {
					const cookies = {};
					//
					tx.executeSql(`select name,path,expires_utc,host_key,value from cookies where host_key = '${host}'`, [], (tr, { rows }) => {
						for (let j = 0; j < rows.length; j += 1) {
							const { expires_utc: expires, host_key: domain, name, value, path } = rows.item(j);
							cookies[name] = { expiresDate: expires ? (expires - DELTA_EPOCH_IN_MICROSECS) / 1000 : null, domain, name, value, path };
						}
						resolve(cookies);
					}).then(() => {
						db.close();
					});
				});
			}).catch((err) => {
				$.watch('getCookies', err);
				resolve({});
			});
		});
	});
}