initial commit

auth.js

@@ -0,0 +1,42 @@
+let authCredentials = { username: '', password: '' };
+
+async function authenticateUser(username, password) {
+    const response = await fetch('auth.php', {
+        method: 'POST',
+        headers: {
+            'Content-Type': 'application/json',
+        },
+        body: JSON.stringify({ username, password }),
+    });
+    const result = await response.json();
+    return result.authenticated;
+}
+
+function checkAuthentication() {
+    if (authCredentials.username && authCredentials.password) {
+        document.getElementById('loginForm').style.display = 'none';
+        document.getElementById('uploadForm').style.display = 'block';
+        loadFileList();
+    } else {
+        document.getElementById('loginForm').style.display = 'block';
+        document.getElementById('uploadForm').style.display = 'none';
+    }
+}
+
+document.getElementById('authForm').addEventListener('submit', async function(event) {
+    event.preventDefault();
+
+    const username = document.getElementById('loginUsername').value;
+    const password = document.getElementById('loginPassword').value;
+
+    const isAuthenticated = await authenticateUser(username, password);
+
+    if (isAuthenticated) {
+        authCredentials = { username, password };
+        checkAuthentication();
+    } else {
+        document.getElementById('statusMessage').innerHTML = 'Incorrect username or password!';
+    }
+});
+
+document.addEventListener('DOMContentLoaded', checkAuthentication);