Allow naming of horizon instances (#1621)

* Allow naming of horizon instances

* Run config normalize first

* Add docblock

* formatting

---------

Co-authored-by: Taylor Otwell <taylor@laravel.com>

Author: timacdonald

config/horizon.php

@@ -4,6 +4,19 @@
 
 return [
 
+    /*
+    |--------------------------------------------------------------------------
+    | Horizon Name
+    |--------------------------------------------------------------------------
+    |
+    | This name appears in notifications and in the Horizon UI. Unique names
+    | can be useful while running multiple instances of Horizon within an
+    | application, allowing you to identify the Horizon you're viewing.
+    |
+    */
+
+    'name' => env('HORIZON_NAME'),
+
     /*
     |--------------------------------------------------------------------------
     | Horizon Domain

resources/views/layout.blade.php

@@ -7,7 +7,7 @@
     <meta name="csrf-token" content="{{ csrf_token() }}">
     <link rel="shortcut icon" href="data:image/png;base64,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">
 
-    <title>Horizon{{ config('app.name') ? ' - ' . config('app.name') : '' }}</title>
+    <title>Horizon{{ config('horizon.name') ? ' - ' . config('horizon.name') : '' }}</title>
 
     <!-- Style sheets-->
     <link rel="preconnect" href="https://fonts.bunny.net">
@@ -32,7 +32,7 @@
                 </svg>
 
                 <h1 class="h4 mb-0 ms-2">
-                    <strong>Laravel</strong> Horizon{{ config('app.name') ? ' - ' . config('app.name') : '' }}
+                    <strong>Laravel</strong> Horizon{{ config('horizon.name') ? ' - ' . config('horizon.name') : '' }}
                 </h1>
             </router-link>
 

src/HorizonServiceProvider.php

@@ -20,13 +20,26 @@ class HorizonServiceProvider extends ServiceProvider
      */
     public function boot()
     {
+        $this->normalizeConfig();
         $this->registerEvents();
         $this->registerRoutes();
         $this->registerResources();
         $this->offerPublishing();
         $this->registerCommands();
     }
 
+    /**
+     * Normalize the Horizon configuration.
+     *
+     * @return void
+     */
+    protected function normalizeConfig()
+    {
+        if (! $this->app['config']->get('horizon.name')) {
+            $this->app['config']->set('horizon.name', $this->app['config']->get('app.name'));
+        }
+    }
+
     /**
      * Register the Horizon job events.
      *

src/Notifications/LongWaitDetected.php

@@ -78,7 +78,7 @@ public function toMail($notifiable)
     {
         return (new MailMessage)
             ->error()
-            ->subject(config('app.name').': Long Queue Wait Detected')
+            ->subject(config('horizon.name').': Long Queue Wait Detected')
             ->greeting('Oh no! Something needs your attention.')
             ->line(sprintf(
                 'The "%s" queue on the "%s" connection has a wait time of %s seconds.',
@@ -101,7 +101,7 @@ public function toSlack($notifiable)
 
         $content = sprintf(
             '[%s] The "%s" queue on the "%s" connection has a wait time of %s seconds.',
-            config('app.name'),
+            config('horizon.name'),
             $this->longWaitQueue,
             $this->longWaitConnection,
             $this->seconds
@@ -142,7 +142,7 @@ public function toNexmo($notifiable)
     {
         return (new NexmoMessage)->content(sprintf( // @phpstan-ignore-line
             '[%s] The "%s" queue on the "%s" connection has a wait time of %s seconds.',
-            config('app.name'), $this->longWaitQueue, $this->longWaitConnection, $this->seconds
+            config('horizon.name'), $this->longWaitQueue, $this->longWaitConnection, $this->seconds
         ));
     }