Create unique slug with #Laravel using the tutorial made by @teamcodecourse

Sluggable.php

<?php

namespace App\Traits;

trait Sluggable {
	
	public static function bootSluggable() {

		static::creating(function ($model) {
			$model->slug = (new static)->generateUniqueSlug($model->name);
		});

	}

	protected function generateUniqueSlug($name) {

		$slug = str_slug($name);
		$number = 1;

		while($this->query()->where('slug', $slug)->exists()) {
			$slug = str_slug($name) . '-' . $number++;
		}

		return $slug;
	}

}