EntitleableTrait.php
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EntitleableTrait.php
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	<?php

	namespace App\Traits;

	trait EntitleableTrait
	{
	/**
	* Entitlements for this object.
	*
	* @return \Illuminate\Database\Eloquent\Relations\HasMany
	*/
	public function entitlements()
	{
	return $this->hasMany(\App\Entitlement::class, 'entitleable_id', 'id')
	->where('entitleable_type', self::class);
	}

	/**
	* Returns the wallet by which the object is controlled
	*
	* @return ?\App\Wallet A wallet object
	*/
	public function wallet(): ?\App\Wallet
	{
	$entitlement = $this->entitlements()->withTrashed()->orderBy('created_at', 'desc')->first();

	if ($entitlement) {
	return $entitlement->wallet;
	}

	// TODO: No entitlement should not happen, but in tests we have
	// such cases, so we fallback to the user's wallet in this case
	if ($this instanceof \App\User) {
	return $this->wallets()->first();
	}

	return null;
	}
	}