/**
* Get product information in one specific sales.
*
* @param $product
*
* @return array
*/
protected function getProductSaleInfo($product)
{
$info = new \stdClass();
$info->productUnitPrice = $product->unit_price * $product->pivot->quantity;
$info->productCosts = $product->average_cost * $product->pivot->quantity;
if ($product->driver->tax_enabled) {
$info->productTax = Calculator::calculate($info->productUnitPrice, $product->getTaxRate());
} else {
$info->productTax = 0;
}
$info->productSales = $product->getTaxRate()->isIncludedInPrice() ? $info->productUnitPrice : $info->productUnitPrice + $info->productTax;
$info->productCommission = $info->productUnitPrice * $product->driver->getCommissionRate();
$info->productProfit = $info->productSales - $info->productCosts - $info->productTax - $info->productCommission;
return $info;
}
/**
* Add order item.
*
* @param array $item
*
* @throws \InvalidArgumentException
* @return $this
*/
public function addItem(array $item)
{
// Product id exists?
$product = EloquentProductRepository::findOrFail($item['product_id']);
// Product stock available?
if ((int) $item['quantity'] > $product->inventory) {
throw new \InvalidArgumentException('Stock is not available.');
}
// Total Items
$this->total_items += $item['quantity'];
// Total Costs
$this->total_costs += $product->average_cost * $item['quantity'];
// Total Tax
$totalUnitPrice = $product->unit_price * $item['quantity'];
if ($product->driver->tax_enabled) {
$totalTax = Calculator::calculate($totalUnitPrice, $product->getTaxRate());
$this->total_tax += $totalTax;
} else {
$totalTax = 0;
$this->total_tax += $totalTax;
}
// Total Sales
$this->total_sales += $product->getTaxRate()->isIncludedInPrice() ? $totalUnitPrice : $totalUnitPrice + $totalTax;
$this->products()->attach($product->id, array('quantity' => $item['quantity']));
return $this;
}
