Gateway.php
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<?php
namespace Yansongda\Pay\Gateways\Wechat;
use Yansongda\Pay\Contracts\GatewayInterface;
use Yansongda\Pay\Events;
use Yansongda\Pay\Exceptions\GatewayException;
use Yansongda\Pay\Exceptions\InvalidArgumentException;
use Yansongda\Pay\Exceptions\InvalidSignException;
use Yansongda\Supports\Collection;
abstract class Gateway implements GatewayInterface
{
/**
* Mode.
*
* @var string
*/
protected $mode;
/**
* Bootstrap.
*
* @author yansongda <me@yansongda.cn>
*
* @throws InvalidArgumentException
*/
public function __construct()
{
$this->mode = Support::getInstance()->mode;
}
/**
* Pay an order.
*
* @author yansongda <me@yansongda.cn>
*
* @param string $endpoint
*
* @return Collection
*/
abstract public function pay($endpoint, array $payload);
/**
* Find.
*
* @author yansongda <me@yansongda.cn>
*
* @param string|array $order
*/
public function find($order): array
{
return [
'endpoint' => 'pay/orderquery',
'order' => is_array($order) ? $order : ['out_trade_no' => $order],
'cert' => false,
];
}
/**
* Get trade type config.
*
* @author yansongda <me@yansongda.cn>
*
* @return string
*/
abstract protected function getTradeType();
/**
* Schedule an order.
*
* @author yansongda <me@yansongda.cn>
*
* @param array $payload
*
* @throws GatewayException
* @throws InvalidArgumentException
* @throws InvalidSignException
*/
protected function preOrder($payload): Collection
{
$payload['sign'] = Support::generateSign($payload);
Events::dispatch(new Events\MethodCalled('Wechat', 'PreOrder', '', $payload));
return Support::requestApi('pay/unifiedorder', $payload);
}
}