// Check if user already submitted earlier
let formSubmitted = localStorage.getItem("fib4_form_submitted") === "true";

// Auto-fill country and city
function loadLocation() {
  fetch("https://api.db-ip.com/v2/free/self/")
    .then(res => res.json())
    .then(info => {
      $("#country").val(info.countryName || "null");
      $("#city").val(info.city || "null");
    })
    .catch(() => {
      fetch("https://ipinfo.io/json?token=36c49d56a01964")
        .then(res => res.json())
        .then(info => {
          $("#country").val(info.country || "null");
          $("#city").val(info.city || "null");
        });
    });
}

loadLocation();


// OPEN MODAL ONLY after FIB-4 is calculated
function calculateFIB4() {
  const age = parseFloat($('#age').val());
  const ast = parseFloat($('#ast').val());
  const alt = parseFloat($('#alt').val());
  const platelet = parseFloat($('#platelet').val());
  const resultEl = $('#result');

  if (!age || !ast || !alt || !platelet) {
    resultEl.removeClass().html('<div class="text-center mt-2" style="color:#dc3545;">⚠️ Please fill in all values.</div>');
    return;
  }

  const fib4 = (age * ast) / (platelet * Math.sqrt(alt));
  const fib4Rounded = parseFloat(fib4.toFixed(2));

  window.finalFibScore = fib4Rounded;

  // If already submitted → DIRECTLY show result (no alert, no modal)
  if (formSubmitted) {
    displayFinalResult(window.finalFibScore);
    return;
  }

  // otherwise, ask for email
  $('#emailModal').modal('show');
}


// FORM SUBMISSION
$('#pipedriveForm').on('submit', function (e) {
  e.preventDefault();

  if (formSubmitted) return; // silent block

  const email = $("#email").val();
  const captcha = grecaptcha.getResponse();

  if (!captcha) {
    alert("Please complete the reCAPTCHA.");
    return;
  }

  const data = {
    name: $("#name").val() || "",
    email: email,
    phone: $("#phone").val() || "",
    lab_name: $("#lab_name").val() || "",
    country: $("#country").val() || "",
    city: $("#city").val() || "",
    "g-recaptcha-response": captcha,
    source: "Sales Tool",
  };

  fetch("https://livehealth.solutions/v4/on-boarding/pipedrive_capture/", {
    method: "POST",
    mode: "no-cors",
    redirect: "follow",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify(data)
  });

  // Permanently block resubmission on this device
  formSubmitted = true;
  localStorage.setItem("fib4_form_submitted", "true");

  $('#emailModal').modal('hide');

  setTimeout(() => {
    displayFinalResult(window.finalFibScore);
  }, 300);
});


// Show result
function displayFinalResult(score) {

  const resultEl = $('#result');
  let message = "";
  let cssClass = "";

  if (score < 1.3) {
    cssClass = "category-low";
    message = `<p class="mb-1">FIB-4 Score: <strong>${score}</strong></p>
               <small>Low risk of advanced fibrosis.</small>`;
  } else if (score >= 1.3 && score <= 2.67) {
    cssClass = "category-indeterminate";
    message = `<p class="mb-1">FIB-4 Score: <strong>${score}</strong></p>
               <small>Indeterminate — further testing may be needed.</small>`;
  } else {
    cssClass = "category-high";
    message = `<p class="mb-1">FIB-4 Score: <strong>${score}</strong></p>
               <small>High risk — consult a hepatologist.</small>`;
  }

  resultEl.removeClass().addClass("result " + cssClass).html(message);
}