public function testSetTotal()
{
$expected = new Money(10, CurrencyCode::USD);
$buy = new Buy();
$buy->setTotal($expected);
$this->assertSame($expected, $buy->getTotal());
}
/** @return array */
public function fromBuy(Buy $buy)
{
// validate
if ($buy->getAmount() && $buy->getTotal()) {
throw new LogicException('The Coinbase API accepts buys with either an amount or a total, but not both');
}
// filter
$data = array_intersect_key($this->extractData($buy), array_flip(['amount', 'total', 'payment_method']));
// currency
if (isset($data['amount']['currency'])) {
$data['currency'] = $data['amount']['currency'];
} elseif (isset($data['total']['currency'])) {
$data['currency'] = $data['total']['currency'];
}
// amount
if (isset($data['amount']['amount'])) {
$data['amount'] = $data['amount']['amount'];
}
// total
if (isset($data['total']['amount'])) {
$data['total'] = $data['total']['amount'];
}
// payment method
if (isset($data['payment_method']['id'])) {
$data['payment_method'] = $data['payment_method']['id'];
}
return $data;
}