<?php

namespace App;

use Omnipay\Omnipay;

class PayPal
{
    /**
     * @return mixed
     */
    public function gateway()
    {
        $gateway = Omnipay::create('PayPal_Express');

        $gateway->setUsername(config('paypal.credentials.username'));
        $gateway->setPassword(config('paypal.credentials.password'));
        $gateway->setSignature(config('paypal.credentials.signature'));
        $gateway->setTestMode(config('paypal.credentials.sandbox'));

        return $gateway;
    }

    /**
     * @param array $parameters
     * @return mixed
     */
    public function purchase(array $parameters)
    {
        $response = $this->gateway()
            ->purchase($parameters)
            ->send();

        return $response;
    }

    /**
     * @param array $parameters
     */
    public function complete(array $parameters)
    {
        $response = $this->gateway()
            ->completePurchase($parameters)
            ->send();

        return $response;
    }

    /**
     * @param $amount
     */
    public function formatAmount($amount)
    {
        return number_format($amount, 2, '.', '');
    }

    /**
     * @param Reservation $reservation
     */
    public function getCancelUrl()
    {
        return route('paypal.cancelled');
    }

    /**
     * @param Reservation $reservation
     */
    public function getReturnUrl()
    {
        return route('paypal.completed');
    }

    /**
     * @param Reservation $reservation
     */
    public function getNotifyUrl()
    {
        $env = config('paypal.credentials.sandbox') ? "sandbox" : "live";

        return route('paypal.webhook', $env);
    }
}