public function price_for_purchase_item(Model_Purchase_Item $purchase_item)
{
$brand_purchase = $purchase_item->get_insist('brand_purchase');
$brand_total = $brand_purchase->total_price('product');
$purchase = $brand_purchase->get_insist('purchase');
$totals = array_map(function ($brand_purchase) {
return $this->applies_to($brand_purchase) ? $brand_purchase->total_price('product') : 0;
}, $purchase->brand_purchases->as_array());
$total = Jam_Price::sum($totals, $purchase_item->currency(), $purchase_item->monetary());
$multiplier = $total->is(Jam_Price::GREATER_THAN, 0) ? $brand_total->amount() / $total->amount() : 1;
return $this->amount->monetary($purchase_item->monetary())->multiply_by(-$multiplier);
}
public function total_price()
{
$total = $this->total_purchase_price();
$items = $this->available_items();
$items = Model_Shipping_Item::filter_discounted_items($items, $total);
$groups = Array_Util::group_by($items, function ($item) {
return $item->group_key();
});
$group_prices = array_map(function ($grouped_items) use($total) {
$prices = Model_Shipping_Item::relative_prices($grouped_items);
return Jam_Price::sum($prices, $total->currency(), $total->monetary(), $total->display_currency());
}, $groups);
return Jam_Price::sum($group_prices, $total->currency(), $total->monetary(), $total->display_currency());
}
/**
* Total amount to be refunded
* @return Jam_Price
*/
public function amount()
{
if (!$this->amount) {
if (!count($this->items)) {
$this->amount = $this->brand_purchase->total_price(array('is_payable' => TRUE));
} else {
$amounts = array_map(function ($item) {
return $item->amount();
}, $this->items->as_array());
$this->amount = Jam_Price::sum($amounts, $this->currency(), $this->monetary(), $this->display_currency());
}
}
return $this->amount;
}
/**
* @covers Jam_Price::sum
*/
public function test_sum()
{
$monetary = new OpenBuildings\Monetary\Monetary('GBP', new OpenBuildings\Monetary\Source_Static());
$price1 = new Jam_Price(13.234, 'GBP', $monetary);
$price2 = new Jam_Price(5, 'GBP', $monetary);
$price3 = new Jam_Price(8.5, 'EUR', $monetary);
$this->assertEquals('USD', Jam_Price::sum(array($price1, $price2, $price3), 'USD')->currency());
$this->assertSame(40.238901914488, Jam_Price::sum(array($price1, $price2, $price3), 'USD')->amount());
$this->assertSame(45.371025, Jam_Price::sum(array($price1, $price2, $price3, 20), 'GBP')->amount());
$price1 = new Jam_Price(13.234, 'GBP');
$price2 = new Jam_Price(5, 'GBP');
$price3 = new Jam_Price(8.5, 'EUR');
$expected = new Jam_Price(40.238901914488, 'USD', $monetary, 'EUR');
$this->assertEquals($expected, Jam_Price::sum(array($price1, $price2, $price3), 'USD', $monetary, 'EUR'));
}
/**
* Sum the total price of the filtered items.
*
* @param array $types
* @return Jam_Price
*/
public function total_price($types = NULL)
{
$prices = array_map(function ($item) {
return $item->total_price();
}, $this->items($types));
return Jam_Price::sum($prices, $this->currency(), $this->monetary(), $this->display_currency());
}
/**
* Perform price arithmetic - add / remove prices with correct currency convertions
* @return $this
*/
public function add($price)
{
$prices = func_get_args();
array_unshift($prices, $this);
return Jam_Price::sum($prices, $this->currency(), $this->monetary(), $this->display_currency(), $this->ceil_on_convert());
}
/**
* @deprecated 0.9.1 Having refund items per purchase item is deprecated
* @return Jam_Price
*/
public function refunded_amount()
{
$amounts = array_map(function ($refund_item) {
return $refund_item->amount();
}, $this->refund_items->as_array());
return Jam_Price::sum($amounts, $this->currency(), $this->monetary(), $this->display_currency());
}
/**
* Convert multiple Model_Brand_Refund objects to an array of parameteres, suited for Omnipay
* @param array $refunds
* @return array
*/
public static function convert_multiple_refunds(array $refunds)
{
$payment = $refunds[0]->payment_insist();
$currency = $refunds[0]->display_currency() ?: $refund->currency();
$amounts = array();
$params = array('transactionReference' => $payment->payment_id, 'reason' => $refunds[0]->reason, 'currency' => $currency);
foreach ($refunds as $refund) {
if (count($refund->items)) {
throw new Exception_Payment('Multiple refunds do not support refund items');
} else {
$amounts[] = $refund->amount();
}
}
$params['amount'] = Jam_Price::sum($amounts, $currency)->as_string($currency);
return $params;
}