@ssports_fe/ssutils/getCookie.js

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function decode(s) {
    return s.replace(/(%[0-9A-Z]{2})+/g, decodeURIComponent);
}

/**
 *
 * @desc 根据name读取cookie
 * @param  {String} key
 * @return {String}
 */
function getCookie(key, json) {
    if (typeof document === 'undefined') {
        return;
    }

    let jar = {};
    // To prevent the for loop in the first place assign an empty array
    // in case there are no cookies at all.
    let cookies = document.cookie ? document.cookie.split('; ') : [];
    let i = 0;

    for (; i < cookies.length; i++) {
        let parts = cookies[i].split('=');
        let cookie = parts.slice(1).join('=');

        if (!json && cookie.charAt(0) === '"') {
            cookie = cookie.slice(1, -1);
        }

        try {
            let name = decode(parts[0]);
            cookie = decode(cookie);

            if (json) {
                try {
                    cookie = JSON.parse(cookie);
                } catch (e) {}
            }

            jar[name] = cookie;

            if (key === name) {
                break;
            }
        } catch (e) {}
    }

    return key ? jar[key] : jar;
}

module.exports = getCookie;