UuidStrKeyTrait.php
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UuidStrKeyTrait.php
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	<?php

	namespace App\Traits;

	use App\Utils;

	trait UuidStrKeyTrait
	{
	/**
	* Boot function from Laravel.
	*/
	protected static function bootUuidStrKeyTrait()
	{
	static::creating(static function ($model) {
	if (empty($model->{$model->getKeyName()})) {
	$allegedly_unique = Utils::uuidStr();

	// Verify if unique
	$finder = $model;
	if (Utils::isSoftDeletable($model)) {
	$finder = $finder->withTrashed();
	}

	while ($finder->find($allegedly_unique)) {
	$allegedly_unique = Utils::uuidStr();
	}

	$model->{$model->getKeyName()} = $allegedly_unique;
	}
	});
	}

	/**
	* Get if the key is incrementing.
	*
	* @return bool
	*/
	public function getIncrementing()
	{
	return false;
	}

	/**
	* Get the key type.
	*
	* @return string
	*/
	public function getKeyType()
	{
	return 'string';
	}
	}