/**
 * A simple cookie reader/writer with JSON support.
 * 
 * @example
 * // Create a cookie
 * CookieManager.setCookie('username', 'JohnDoe', 7);
 * 
 * @example
 * // Read a cookie
 * const username = CookieManager.getCookie('username');
 * console.log(username); // Outputs: JohnDoe
 * 
 * @example
 * // Erase a cookie
 * CookieManager.eraseCookie('username');
 * 
 * @example
 * // Set a JSON object as a cookie
 * const user = { name: 'John Doe', age: 30 };
 * CookieManager.setJSONCookie('user', user, 7);
 * 
 * @example
 * // Get a JSON object from a cookie
 * const user = CookieManager.getJSONCookie('user');
 * console.log(user); // Outputs: { name: 'John Doe', age: 30 }
 */
// a simple cookie reader/writer with json support
class CookieManager {
    static setCookie(name, value, days) {
        let expires = "";
        if (days) {
            const date = new Date();
            date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
            expires = "; expires=" + date.toUTCString();
        }
        document.cookie = name + "=" + value + expires + "; path=/";
    }

    static getCookie(name) {
        const nameEQ = name + "=";
        const ca = document.cookie.split(';');
        for(let i = 0; i < ca.length; i++) {
            let c = ca[i];
            while (c.charAt(0) == ' ') c = c.substring(1,c.length);
            if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
        }
        return null;
    }

    static deleteCookie(name) {
        document.cookie = name + '=; Max-Age=-99999999;';
    }
}