document.addEventListener('DOMContentLoaded', documentReady, false);
window.onmessage = (event) => {
    if (event.data == "close") {
        document.querySelector("dialog[open]").close();
    }
}

function documentReady() {
    const iframe = document.querySelector("iframe");
    iframe.onload=(event) => {
        const openDialog = document.querySelector("dialog[open]");
        if (openDialog) {
            openDialog.close();
            window.location.reload();
        } else {
            const dialog = document.querySelector("dialog")
            if (iframe.contentWindow.location.href.split("/").pop() === "create") {
                dialog.className = 'create';
            } else {
                dialog.className = 'update';
            }
            dialog.showModal()

        }
    }
}