/**
 * function that create an ajax post action
 * - PLGNTLS_data.ajax_nonce and PLGNTLS_data.ajax_url
 *   are passed from the class PLGNTLS_class
 */
console.log("PLGNTLS_data");
console.log(PLGNTLS_data);
function PLGNTLS_ajax(data_key, data_value, action) {
	const data = new FormData();
	data.append("action", action);
	data.append("_ajax_nonce", PLGNTLS_data.ajax_nonce);
	data.append(data_key, data_value);

	return fetch(PLGNTLS_data.ajax_url, {
		method: "POST",
		credentials: "same-origin",
		body: data
	});
}