document.getElementById("myForm").addEventListener("submit", function (event) {
  event.preventDefault();

  var formElements = this.elements;
  var isValidForm = true;
  var emailRegex = /^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$/;

  for (var i = 0; i < formElements.length; i++) {
    if (formElements[i].type != "submit" && formElements[i].value === "") {
      isValidForm = false;
      break;
    }
    if (formElements[i].name === "email" && !emailRegex.test(formElements[i].value)) {
      isValidForm = false;
      swal("Atenção!", "Por favor digite um email válido", "warning");
      return;
    }
    if (formElements[i].name === "tipo" && formElements[i].value === "Escolha uma opção") {
      isValidForm = false;
      formElements[i].value = "";
      formElements[i].classList.add("is-invalid");
      return;
    }
  }

  if (!isValidForm) {
    swal("Atenção!", "Por favor, preencha todos os campos", "warning");
    return;
  }

  var mailtoLink =
    "mailto:fabio.bomfim@gpabr.com,wellington.lockmann@gpabr.com,datadesk@gpabr.onmicrosoft.com,monetizacaodedados@gpabr.onmicrosoft.com?subject=Acesso ao Painel Exclusivo&body=";
  for (var i = 0; i < formElements.length; i++) {
    if (formElements[i].type !== "submit") {
      mailtoLink += encodeURIComponent(formElements[i].name + ": " + formElements[i].value + "\n");
    }
  }

  window.location.href = mailtoLink;
});