Laravel RecordActivity Trait to store user's activities in a activity table

2017_07_05_130329_create_activities_table.php

<?php

use Illuminate\Support\Facades\Schema;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Migrations\Migration;

class CreateActivitiesTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('activities', function (Blueprint $table) {
            $table->increments('id');
            $table->unsignedInteger('user_id')->index();
            $table->morphs('subject');
            $table->string('type');
            $table->timestamps();
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::dropIfExists('activities');
    }
}

RecordActivity.php

<?php

namespace App\Traits;

use App\Activity;

trait RecordsActivity
{
    
    protected static function bootRecordsActivity()
    {

        if(count(static::getRecordActivityTypes()))
        {
            foreach(static::getRecordActivities() as $type) {
                static::$type(function ($model) use ($type) {

                    $model->recordsActivity($type);
                });
            }
        }
    }

    /**
     * @param $type
     */
    protected function recordsActivity($type)
    {
        $this->activity()->create([
            'user_id' => auth()->id(),
            'type' => strtolower((new \ReflectionClass($this))->getShortName()) . "_$type",
        ]);
    }

    /**
     * @return \Illuminate\Database\Eloquent\Relations\MorphMany
     */

    public function activity()
    {
        return $this->morphMany(Activity::class, 'subject');
    }

    /**
     * @return array
     */

    protected static function getRecordActivityTypes()
    {
        return ['created'];
    }
}