Changeset View

Standalone View

	<?php			<?php

	namespace App;			namespace App;

	use Illuminate\Database\Eloquent\Relations\Pivot;			use Illuminate\Database\Eloquent\Relations\Pivot;

	/**			/**
	* Link SKUs to Packages.			* Link SKUs to Packages.
	*/			*/
	class PackageSku extends Pivot			class PackageSku extends Pivot
	{			{
	protected $fillable = [			protected $fillable = [
	'package_id',			'package_id',
	'sku_id',			'sku_id',
				'cost',
	'qty'			'qty'
	];			];

	protected $casts = [			protected $casts = [
				'cost' => 'integer',
	'qty' => 'integer'			'qty' => 'integer'
	];			];

				/**
				* Under this package, how much does this SKU cost?
				*
				* @return int The costs of this SKU under this package in cents.
				*/
				public function cost()
				{
				$costs = 0;

				$units = $this->qty - $this->sku->units_free;

				if ($units < 0) {
				\Log::debug(
				"Package {$this->package_id} is misconfigured for more free units than qty."
				);

				$units = 0;
				}

				$ppu = $this->sku->cost * ((100 - $this->package->discount_rate) / 100);

				$costs += $units * $ppu;

				return $costs;
				}

				public function package()
				{
				return $this->belongsTo('App\Package');
				}

				public function sku()
				{
				return $this->belongsTo('App\Sku');
				}
	}			}