$(function () {
    let name = get_cookie("name");
    let password = get_cookie("password");
    let email = get_cookie("email");

    if (password === "") {
        password = generate_password();
        set_cookie("password", password);
    }

    $('input[name="post_name"]').attr("value", name);
    $('input[name="post_password"]').attr("value", password);
    $('input[name="email"]').attr("value", email);

    function generate_password() {
        let chars =
            "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
        let password_length = 8;
        let password = "";
    
        for (let i = 0; i <= password_length; i++) {
            let random_number = Math.floor(Math.random() * chars.length);
            password += chars.substring(random_number, random_number + 1);
        }
    
        return password;
    }
    
    function get_cookie(cname) {
        let name = cname + "=";
        let decodedCookie = decodeURIComponent(document.cookie);
        let ca = decodedCookie.split(";");
    
        for (let i = 0; i < ca.length; i++) {
            let c = ca[i];
    
            while (c.charAt(0) == " ") {
                c = c.substring(1);
            }
    
            if (c.indexOf(name) == 0) {
                return c.substring(name.length, c.length);
            }
        }
    
        return "";
    }
    
    function set_cookie(cname, cvalue) {
        document.cookie = `${cname}=${cvalue};path=/`;
    }        
});