Tap subject when using the logger (#1031)

src/ActivityLogger.php

@@ -166,6 +166,10 @@ public function log(string $description): ?ActivityContract
             $activity
         );
 
+        if (isset($activity->subject) && method_exists($activity->subject, 'tapActivity')) {
+            $this->tap([$activity->subject, 'tapActivity'], $activity->event ?? '');
+        }
+
         $activity->save();
 
         $this->activity = null;

tests/ActivityLoggerTest.php

@@ -4,9 +4,11 @@
 use Illuminate\Support\Collection;
 use Spatie\Activitylog\Exceptions\CouldNotLogActivity;
 use Spatie\Activitylog\Facades\CauserResolver;
+use Spatie\Activitylog\LogOptions;
 use Spatie\Activitylog\Models\Activity;
 use Spatie\Activitylog\Test\Models\Article;
 use Spatie\Activitylog\Test\Models\User;
+use Spatie\Activitylog\Traits\LogsActivity;
 
 beforeEach(function () {
     $this->activityDescription = 'My activity';
@@ -301,6 +303,29 @@
     expect($firstActivity->created_at->format('Y-m-d H:i:s'))->toEqual(Carbon::yesterday()->startOfDay()->format('Y-m-d H:i:s'));
 });
 
+it('will tap a subject', function () {
+    $model = new class() extends Article {
+        use LogsActivity;
+
+        public function getActivitylogOptions(): LogOptions
+        {
+            return LogOptions::defaults();
+        }
+
+        public function tapActivity(Activity $activity, string $eventName)
+        {
+            $activity->description = 'my custom description';
+        }
+    };
+
+    activity()
+        ->on($model)
+        ->log($this->activityDescription);
+
+    $firstActivity = Activity::first();
+    $this->assertEquals('my custom description', $firstActivity->description);
+});
+
 it('will log a custom created at date time', function () {
     $activityDateTime = now()->subDays(10);