Sort user list, preselect own user, check password before saving

frontend/src/components/users/UserManagementPage.tsx

@@ -38,6 +38,7 @@ export default function UserManagementPage() {
     const [isPasswordModalOpen, setIsPasswordModalOpen] = useState(false);
     const [password, setPassword] = useState("");
     const [confirmPassword, setConfirmPassword] = useState("");
+    const [passwordError, setPasswordError] = useState("");
     const [isSaving, setIsSaving] = useState(false);
 
     const isAdmin = currentUser?.role === "admin";
@@ -53,8 +54,22 @@ export default function UserManagementPage() {
 
         if (me.role === "admin") {
             const userResponse: UserListResponse = await fetchAllUsers();
-            setUsers(userResponse.valueList);
+
-            console.log(users)
+            // Sort users alphabetically by last name, then first name
+            const sortedUsers = userResponse.valueList.sort((a, b) => {
+                // Compare last names first
+                const lastNameCompare = (a.lastName || "").localeCompare(b.lastName || "");
+                if (lastNameCompare !== 0) {
+                    return lastNameCompare;
+                }
+                // If last names are equal, compare first names
+                return (a.firstName || "").localeCompare(b.firstName || "");
+            });
+
+            setUsers(sortedUsers);
+
+            // Pre-select current user (admin's own profile)
+            setSelectedUser(me);
         } else {
             setUsers([me]);
             setSelectedUser(me);
@@ -72,15 +87,22 @@ export default function UserManagementPage() {
         setIsSaving(true);
         try {
             if (!selectedUser.id) {
-                //@todo check passwords!
+                // New user - check passwords and save
+                if (confirmPassword !== password) {
+                    setPasswordError("Passwords do not match");
+                    return;
+                }
                 const response: CreateUserResponse = await createUser({userData: selectedUser, password});
                 const userDto = response.userData;
                 if (userDto) {
+                    // add user to list and slect
                     setUsers([...users, userDto]);
                     setSelectedUser(userDto);
                 }
             } else {
+                // existing user - update
                 const updated = await updateUser(selectedUser);
+                // update user data in user list and select correct user
                 setUsers(users.map(u => (u.id === updated.id ? updated : u)));
                 setSelectedUser(updated);
             }
@@ -107,6 +129,7 @@ export default function UserManagementPage() {
         });
     };
 
+    // @todo API enum!
     const roleOptions = [
         {value: "user", label: "Benutzer"},
         {value: "admin", label: "Administrator"}
@@ -148,7 +171,7 @@ export default function UserManagementPage() {
                                         )}
                                         onClick={() => handleSelectUser(user)}
                                     >
-                                        {user.firstName} {user.lastName} ({user.userName})
+                                        {user.lastName}, {user.firstName} ({user.userName})
                                     </li>
                                 ))}
                             </ul>
@@ -232,6 +255,7 @@ export default function UserManagementPage() {
                                                     onKeyDown={() => {
                                                     }}
                                                 />
+                                                {passwordError && <p className="error-text mb-2">{passwordError}</p>}
                                             </>
                                         )}