Channel

routes/channels.php

@@ -1,6 +1,7 @@
 <?php
 
 use Illuminate\Support\Facades\Broadcast;
+use Illuminate\Support\Facades\DB;
 
 /*
 |--------------------------------------------------------------------------
@@ -12,3 +13,10 @@ use Illuminate\Support\Facades\Broadcast;
 | used to check if an authenticated user can listen to the channel.
 |
 */
+
+Broadcast::channel('chat.{conversationId}', function ($user, $conversationId) {
+    return DB::table('conversation_user')
+        ->where('conversation_id', $conversationId)
+        ->where('user_id', $user->id)
+        ->exists();
+});