checkAuthentication();

function checkAuthentication() {
  fetch("/check-authentication/") // Replace with your Django URL
    .then((response) => response.json())
    .then((data) => {
      if (data.authenticated) {
        // console.log("User is authenticated");
        updateSessionTime();
      } else {
        // console.log("User is not authenticated");
      }
    })
    .catch((error) => console.error("Error:", error));
}

function resetSession() {
  document.getElementById("session-container").classList.add("session-collapsible");
  clearInterval(sessionInterval);
  clearTimeout(sessionTimout);
  // updateSessionTime();
  checkAuthentication();
}

function updateSessionTime() {
  // console.log("updateSessionTime");
  fetch("/session-expiry-time/")
    .then((response) => response.json())
    .then((data) => {
      // Json data
      var sessionExpiryTime = data.session_expiry_time;
      var sessionAlertTime = data.session_alert_time * 60; // min to sec
      // Calculate remaining time
      var expiryTime = new Date(sessionExpiryTime * 1000);
      var currentTime = new Date();
      var remainingTime = Math.floor((expiryTime - currentTime) / 1000);
      // set session timeout and interval function
      sessionTimout = setTimeout(logoutFunction, remainingTime * 1000);
      sessionInterval = setInterval(displayTime, 1000);
      // set displaytime function for sessioninterval
      function displayTime() {
        remainingTime -= 1;
        var minutes = Math.floor(remainingTime / 60);
        var seconds = remainingTime % 60;
        var minutes_text = minutes < 10 ? `0${minutes}` : minutes;
        var seconds_text = seconds < 10 ? `0${seconds}` : seconds;
        document.getElementById("session-remaining-time").textContent = `${minutes_text}:${seconds_text}`;
        if (remainingTime < sessionAlertTime) {
          document.getElementById("session-container").classList.remove("session-collapsible");
        }
      }
    });
}

function logoutFunction() {
  fetch("/logout")
    .then((response) => {
      if (response.ok) {
        window.location.href = "/login";
      } else {
        console.error("Logout failed");
      }
    })
    .catch((error) => {
      console.error("Logout failed:", error);
    });
}