fix

views/chat.html

@@ -4,7 +4,7 @@
     <div class="chat-input-container mb-5">
         <div class="textarea-wrapper">
             <textarea {% if not IsLogin or not HaveKey %}disabled{% endif %} class="textarea"
-                placeholder="Type your message here..." name="message" oninput="toggleSendButton(this)"
+                placeholder="Type your message here..." name="message" oninput="toggleSendButton()"
                 id="chat-input-textarea"></textarea>
             <div class="button-group">
                 <hx hx-get="/loadSettings" hx-trigger="load" hx-swap="outerHTML" hx-target="this"></hx>
@@ -37,18 +37,19 @@
 </div>
 
 <script>
-    const textarea = document.querySelector('.textarea');
+    const textarea = document.querySelector('#chat-input-textarea');
     textarea.addEventListener('keydown', handleTextareaKeydown);
 
-    function toggleSendButton(textarea) {
-        var sendButton = document.getElementById('chat-input-send-btn');
-        sendButton.disabled = textarea.value.trim() === '';
+    function toggleSendButton() {
+        const sendButton = document.getElementById('chat-input-send-btn');
+        const selectedLLMIds = JSON.parse(getSelectedModelsIDs());
+        sendButton.disabled = textarea.value.trim() === '' || selectedLLMIds.length === 0;
     }
 
     function clearTextArea() {
         setTimeout(function () {
             textarea.value = '';
-            toggleSendButton(textarea);
+            toggleSendButton();
         }, 200);
     }