Partially fixed bad send behavior.

packetserver/http/routers/send.py

@@ -56,6 +56,8 @@ async def send_message(
 
         username = current_user.username
 
+        users_dict = root.get('users', {})
+
         # Prepare recipients
         to_list = payload.to
         to_tuple = tuple(to_list)
@@ -63,9 +65,28 @@ async def send_message(
             to_tuple = ("ALL",)
 
         is_bulletin = "ALL" in to_list
-        recipients = to_list if not is_bulletin else list(root.get('users', {}).keys())
 
-        # Create message using only supported core params
+        if is_bulletin:
+            # Bulletin: deliver to all registered users
+            valid_recipients = list(users_dict.keys())
+            failed_recipients = []
+        else:
+            # Private message: validate each recipient exists
+            valid_recipients = []
+            failed_recipients = []
+            for recip in to_list:
+                if users_dict.get(recip):
+                    valid_recipients.append(recip)
+                else:
+                    failed_recipients.append(recip)
+
+            if not valid_recipients:
+                raise HTTPException(
+                    status_code=400,
+                    detail=f"No valid recipients found. Failed: {', '.join(failed_recipients)}"
+                )
+
+        # Create message
         new_msg = Message(
             text=payload.text,
             msg_from=username,
@@ -73,11 +94,11 @@ async def send_message(
             attachments=()
         )
 
-        # Deliver to recipients + always sender (sent folder)
+        # Deliver to valid recipients + always sender (sent folder)
         messages_root = root.setdefault('messages', PersistentMapping())
-        delivered_to = set()
+        delivered_to = set([username])  # sender always gets copy
 
-        for recip in set(recipients) | {username}:
+        for recip in valid_recipients:
             mailbox = messages_root.setdefault(recip, PersistentList())
             mailbox.append(new_msg)
             mailbox._p_changed = True
@@ -86,11 +107,17 @@ async def send_message(
         messages_root._p_changed = True
         transaction.commit()
 
-        return {
+        response = {
             "status": "sent",
             "message_id": str(new_msg.msg_id),
             "from": username,
             "to": list(to_tuple),
             "sent_at": new_msg.sent_at.isoformat() + "Z",
             "recipients_delivered": len(delivered_to)
-        }
+        }
+
+        if failed_recipients:
+            response["warning"] = f"Some recipients not registered: {', '.join(failed_recipients)}"
+            response["failed_recipients"] = failed_recipients
+
+        return response

packetserver/http/templates/base.html

@@ -103,6 +103,10 @@
                 });
 
                 if (response.ok) {
+                    const result = await response.json();
+                    let msg = 'Message sent!';
+                    if (result.warning) msg += ` ${result.warning}`;
+                    status.textContent = msg;
                     status.className = 'alert alert-success';
                     status.textContent = 'Message sent successfully!';
                     status.style.display = 'block';

packetserver/http/templates/dashboard.html

@@ -101,8 +101,11 @@
                 credentials: 'include'  // sends Basic Auth
             });
             if (resp.ok) {
-                const data = await resp.json();
+                const result = await response.json();
-                document.getElementById('composeAlert').innerHTML = '<div class="alert alert-success">Sent! ID: ' + data.message_id + '</div>';
+                let msg = 'Message sent!';
+                if (result.warning) msg += ` ${result.warning}`;
+                status.textContent = msg;
+                document.getElementById('composeAlert').innerHTML = '<div class="alert alert-success">' + msg + '</div>';
                 setTimeout(() => location.reload(), 1500);
             } else {
                 const err = await resp.json();