Some rework based on PR #528

 - issue #460
 - rework based on [comment](#531 (comment))

Author: adm-bome

src/Queue/RabbitMQQueue.php

@@ -183,11 +183,19 @@ public function laterRaw($delay, string $payload, $queue = null, int $attempts =
      */
     public function bulk($jobs, $data = '', $queue = null): void
     {
-        foreach ((array) $jobs as $job) {
+        $this->publishBatch($jobs, $queue, $data);
+    }
+
+    /**
+     * @throws AMQPProtocolChannelException
+     */
+    protected function publishBatch($jobs, $data = '', $queue = null): void
+    {
+        foreach ($jobs as $job) {
             $this->bulkRaw($this->createPayload($job, $queue, $data), $queue, ['job' => $job]);
         }
 
-        $this->publishBatch();
+        $this->batchPublish();
     }
 
     /**
@@ -274,21 +282,6 @@ public function setConnection(AbstractConnection $connection): RabbitMQQueue
         return $this;
     }
 
-    public function getChannel($forceNew = false): AMQPChannel
-    {
-        if (! $this->channel || $forceNew) {
-            $this->channel = $this->createChannel();
-        }
-
-        return $this->channel;
-    }
-
-    protected function reconnect()
-    {
-        $this->getConnection()->reconnect();
-        $this->getChannel(true);
-    }
-
     /**
      * Job class to use.
      *
@@ -746,13 +739,33 @@ protected function publishBasic($msg, $exchange = '', $destination = '', $mandat
         $this->getChannel()->basic_publish($msg, $exchange, $destination, $mandatory, $immediate, $ticket);
     }
 
-    protected function publishBatch(): void
+    protected function batchPublish(): void
     {
         $this->getChannel()->publish_batch();
     }
 
+    public function getChannel($forceNew = false): AMQPChannel
+    {
+        if (! $this->channel || $forceNew) {
+            $this->channel = $this->createChannel();
+        }
+
+        return $this->channel;
+    }
+
     protected function createChannel(): AMQPChannel
     {
         return $this->getConnection()->channel();
     }
+
+    /**
+     * @throws Exception
+     */
+    protected function reconnect(): void
+    {
+        // Reconnects using the original connection settings.
+        $this->getConnection()->reconnect();
+        // Create a new main channel because all old channels are removed.
+        $this->getChannel(true);
+    }
 }

src/Queue/ReconnectTrait.php

@@ -2,11 +2,16 @@
 
 namespace VladimirYuldashev\LaravelQueueRabbitMQ\Queue;
 
+use Exception;
+use PhpAmqpLib\Channel\AMQPChannel;
 use PhpAmqpLib\Exception\AMQPChannelClosedException;
 use PhpAmqpLib\Exception\AMQPConnectionClosedException;
 
 trait ReconnectTrait
 {
+    /**
+     * @throws Exception
+     */
     protected function publishBasic($msg, $exchange = '', $destination = '', $mandatory = false, $immediate = false, $ticket = null): void
     {
         try {
@@ -17,13 +22,30 @@ protected function publishBasic($msg, $exchange = '', $destination = '', $mandat
         }
     }
 
-    protected function publishBatch(): void
+    /**
+     * @throws Exception
+     */
+    protected function publishBatch($jobs, $data = '', $queue = null): void
     {
         try {
-            parent::publishBatch();
+            parent::publishBatch($jobs, $data, $queue);
         } catch (AMQPConnectionClosedException|AMQPChannelClosedException) {
             $this->reconnect();
-            parent::publishBatch();
+            parent::publishBatch($jobs, $data, $queue);
+        }
+    }
+
+    /**
+     * @throws Exception
+     */
+    protected function createChannel(): AMQPChannel
+    {
+        try {
+            return parent::createChannel();
+        } catch (AMQPConnectionClosedException) {
+            $this->reconnect();
+
+            return parent::createChannel();
         }
     }
 }