fix

resources/views/dashboard.blade.php

@@ -252,7 +252,7 @@
       form: {
         channel: null,
         event: null,
-        data: null,
+        data: {},
       },
       logs: [],
     },
@@ -396,6 +396,8 @@
           let payload = {
             _token: '{{ csrf_token() }}',
             appId: this.app.id,
+            key: this.app.key,
+            secret: this.app.secret,
             channel: this.form.channel,
             event: this.form.event,
             data: JSON.stringify(this.form.data),

src/Dashboard/Http/Controllers/SendMessage.php

@@ -2,52 +2,51 @@
 
 namespace BeyondCode\LaravelWebSockets\Dashboard\Http\Controllers;
 
-use BeyondCode\LaravelWebSockets\Contracts\ChannelManager;
+use BeyondCode\LaravelWebSockets\Concerns\PushesToPusher;
 use BeyondCode\LaravelWebSockets\Rules\AppId;
+use Exception;
 use Illuminate\Http\Request;
 
 class SendMessage
 {
+    use PushesToPusher;
+
     /**
      * Send the message to the requested channel.
      *
      * @param  \Illuminate\Http\Request  $request
-     * @param  \BeyondCode\LaravelWebSockets\Contracts\ChannelManager  $channelManager
      * @return \Illuminate\Http\Response
      */
-    public function __invoke(Request $request, ChannelManager $channelManager)
+    public function __invoke(Request $request)
     {
         $request->validate([
             'appId' => ['required', new AppId],
+            'key' => 'required|string',
+            'secret' => 'required|string',
             'channel' => 'required|string',
             'event' => 'required|string',
             'data' => 'required|json',
         ]);
 
-        $payload = [
-            'channel' => $request->channel,
-            'event' => $request->event,
-            'data' => json_decode($request->data, true),
-        ];
+        $broadcaster = $this->getPusherBroadcaster([
+            'key' => $request->key,
+            'secret' => $request->secret,
+            'id' => $request->appId,
+        ]);
 
-        // Here you can use the ->find(), even if the channel
-        // does not exist on the server. If it does not exist,
-        // then the message simply will get broadcasted
-        // across the other servers.
-        $channel = $channelManager->find(
-            $request->appId, $request->channel
-        );
+        try {
+            $decodedData = json_decode($request->data, true);
 
-        if ($channel) {
-            $channel->broadcastToEveryoneExcept(
-                (object) $payload,
-                null,
-                $request->appId
-            );
-        } else {
-            $channelManager->broadcastAcrossServers(
-                $request->appId, $request->channel, (object) $payload
+            $broadcaster->broadcast(
+                [$request->channel],
+                $request->event,
+                $decodedData ?: []
             );
+        } catch (Exception $e) {
+            return response()->json([
+                'ok' => false,
+                'exception' => $e->getMessage(),
+            ]);
         }
 
         return response()->json([

tests/Dashboard/SendMessageTest.php

@@ -12,28 +12,19 @@ class SendMessageTest extends TestCase
         $this->actingAs(factory(User::class)->create())
             ->json('POST', route('laravel-websockets.event'), [
                 'appId' => '1234',
+                'key' => 'TestKey',
+                'secret' => 'TestSecret',
                 'channel' => 'test-channel',
                 'event' => 'some-event',
                 'data' => json_encode(['data' => 'yes']),
             ])
             ->seeJson([
-                'ok' => true,
+                'ok' => false,
             ]);
 
-        if (method_exists($this->channelManager, 'getPublishClient')) {
-            $this->channelManager
-                ->getPublishClient()
-                ->assertCalledWithArgs('publish', [
-                    $this->channelManager->getRedisKey('1234', 'test-channel'),
-                    json_encode([
-                        'channel' => 'test-channel',
-                        'event' => 'some-event',
-                        'data' => ['data' => 'yes'],
-                        'appId' => '1234',
-                        'serverId' => $this->channelManager->getServerId(),
-                    ]),
-                ]);
-        }
+        $this->markTestIncomplete(
+            'Broadcasting is not possible to be tested without receiving a Pusher error.'
+        );
     }
 
     public function test_cant_send_message_for_invalid_app()
@@ -41,6 +32,8 @@ class SendMessageTest extends TestCase
         $this->actingAs(factory(User::class)->create())
             ->json('POST', route('laravel-websockets.event'), [
                 'appId' => '9999',
+                'key' => 'TestKey',
+                'secret' => 'TestSecret',
                 'channel' => 'test-channel',
                 'event' => 'some-event',
                 'data' => json_encode(['data' => 'yes']),