commit 18/12/2025

html/webpage/assets/js/login.js

@@ -0,0 +1,54 @@
+function cleartext() {
+    $('#usernametext').val('');
+    $('#passwordtext').val('');
+}
+
+function validstring(str) {
+    if (str !== null && str.length > 0) {
+        return true;
+    }
+    return false;
+}
+
+$(document).ready(function () {
+    console.log("Login page is ready.");
+    cleartext();
+    $('#loginbtn').off('click').on('click', function () {
+        var username = $('#usernametext').val();
+        var password = $('#passwordtext').val();
+        if (!validstring(username) || !validstring(password)) {
+            alert("Please enter both username and password.");
+            cleartext();
+            return;
+        }
+        fetch('/login.html', {
+            method: 'POST',
+            headers: {
+                'Content-Type': 'application/x-www-form-urlencoded',
+            },
+            body: new URLSearchParams({
+                username: username,
+                password: password
+            })
+        })
+            .then(response => {
+                //console.log("Received response from server : " + response.status + " " + response.statusText+" is redirected: "+response.redirected);
+                if (response.redirected) {
+                    //alert("Login successful, will redirect now.");
+                    //console.log("Redirecting to: " + response.url);
+                    window.location.href = response.url;
+                    return;
+                }
+                if (response.status === 400 || response.status === 401) {
+                    alert("Login failed");
+                    cleartext();
+                } 
+            })
+            .catch(error => {
+                console.error('Error:', error);
+                alert("An error occurred during login.");
+                cleartext();
+            });
+    });
+
+});