<?php

/**
 * Invoice Ninja (https://invoiceninja.com).
 *
 * @link https://github.com/invoiceninja/invoiceninja source repository
 *
 * @copyright Copyright (c) 2021. Invoice Ninja LLC (https://invoiceninja.com)
 *
 * @license https://www.elastic.co/licensing/elastic-license
 */

namespace App\PaymentDrivers\CheckoutCom;

use App\Exceptions\PaymentFailed;
use App\Http\Requests\ClientPortal\Payments\PaymentResponseRequest;
use Illuminate\Http\Request;
use App\Models\ClientGatewayToken;
use App\Models\GatewayType;
use App\PaymentDrivers\CheckoutComPaymentDriver;
use App\PaymentDrivers\Common\MethodInterface;
use App\Utils\Traits\MakesHash;
use Checkout\Library\Exceptions\CheckoutHttpException;
use Checkout\Models\Payments\IdSource;
use Checkout\Models\Payments\Payment;
use Checkout\Models\Payments\TokenSource;
use Illuminate\Contracts\View\Factory;
use Illuminate\View\View;

class CreditCard implements MethodInterface
{
    use Utilities;
    use MakesHash;

    /**
     * @var CheckoutComPaymentDriver
     */
    public $checkout;

    public function __construct(CheckoutComPaymentDriver $checkout)
    {
        $this->checkout = $checkout;

        $this->checkout->init();
    }

    /**
     * An authorization view for credit card.
     *
     * @param mixed $data
     * @return Factory|View
     */
    public function authorizeView($data)
    {
        $data['gateway'] = $this->checkout;

        return render('gateways.checkout.credit_card.authorize', $data);
    }

    /**
     * Handle authorization for credit card.
     *
     * @param Request $request
     * @return \Illuminate\Http\Response|\Illuminate\Http\RedirectResponse
     */
    public function authorizeResponse(Request $request)
    {
        $gateway_response = \json_decode($request->gateway_response);

        $method = new TokenSource(
            $gateway_response->token
        );

        $payment = new Payment($method, 'USD');
        $payment->amount = 100; // $1
        $payment->reference = '$1 payment for authorization.';
        $payment->capture = false;

        try {
            $response = $this->checkout->gateway->payments()->request($payment);

            if ($response->approved && $response->status === 'Authorized') {
                $payment_meta = new \stdClass;
                $payment_meta->exp_month = (string) $response->source['expiry_month'];
                $payment_meta->exp_year = (string) $response->source['expiry_year'];
                $payment_meta->brand = (string) $response->source['scheme'];
                $payment_meta->last4 = (string) $response->source['last4'];
                $payment_meta->type = (int) GatewayType::CREDIT_CARD;

                $data = [
                    'payment_meta' => $payment_meta,
                    'token' => $response->source['id'],
                    'payment_method_id' => GatewayType::CREDIT_CARD,
                ];

                $payment_method = $this->checkout->storeGatewayToken($data);

                return redirect()->route('client.payment_methods.show', $payment_method->hashed_id);
            }
        } catch (CheckoutHttpException $exception) {
            throw new PaymentFailed(
                $exception->getMessage()
            );
        }
    }

    public function paymentView($data)
    {
        $data['gateway'] = $this->checkout;
        $data['company_gateway'] = $this->checkout->company_gateway;
        $data['client'] = $this->checkout->client;
        $data['currency'] = $this->checkout->client->getCurrencyCode();
        $data['value'] = $this->checkout->convertToCheckoutAmount($data['total']['amount_with_fee'], $this->checkout->client->getCurrencyCode());
        $data['raw_value'] = $data['total']['amount_with_fee'];
        $data['customer_email'] = $this->checkout->client->present()->email();

        return render('gateways.checkout.credit_card.pay', $data);
    }

    public function paymentResponse(PaymentResponseRequest $request)
    {
        $state = [
            'server_response' => json_decode($request->gateway_response),
            'value' => $request->value,
            'raw_value' => $request->raw_value,
            'currency' => $request->currency,
            'payment_hash' => $request->payment_hash,
            'client_id' => $this->checkout->client->id,
        ];

        $state = array_merge($state, $request->all());
        $state['store_card'] = boolval($state['store_card']);

        $this->checkout->payment_hash->data = array_merge((array)$this->checkout->payment_hash->data, $state);
        $this->checkout->payment_hash->save();

        if ($request->has('token') && !is_null($request->token) && !empty($request->token)) {
            return $this->attemptPaymentUsingToken($request);
        }

        return $this->attemptPaymentUsingCreditCard($request);
    }

    private function attemptPaymentUsingToken(PaymentResponseRequest $request)
    {
        $cgt = ClientGatewayToken::query()
            ->where('id', $this->decodePrimaryKey($request->input('token')))
            ->where('company_id', auth('contact')->user()->client->company->id)
            ->first();

        if (!$cgt) {
            throw new PaymentFailed(ctrans('texts.payment_token_not_found'), 401);
        }

        $method = new IdSource($cgt->token);

        return $this->completePayment($method, $request);
    }

    private function attemptPaymentUsingCreditCard(PaymentResponseRequest $request)
    {
        $checkout_response = $this->checkout->payment_hash->data->server_response;

        $method = new TokenSource(
            $checkout_response->token
        );

        return $this->completePayment($method, $request);
    }

    private function completePayment($method, PaymentResponseRequest $request)
    {
        $payment = new Payment($method, $this->checkout->payment_hash->data->currency);
        $payment->amount = $this->checkout->payment_hash->data->value;
        $payment->reference = $this->checkout->getDescription();
        $payment->customer = [
            'name' => $this->checkout->client->present()->name() ,
            'email' => $this->checkout->client->present()->email(),
        ];

        $this->checkout->payment_hash->data = array_merge((array)$this->checkout->payment_hash->data, ['checkout_payment_ref' => $payment]);
        $this->checkout->payment_hash->save();

        if ($this->checkout->client->currency()->code == 'EUR' || $this->checkout->company_gateway->getConfigField('threeds')) {
            $payment->{'3ds'} = ['enabled' => true];

            $payment->{'success_url'} = route('checkout.3ds_redirect', [
                'company_key' => $this->checkout->client->company->company_key,
                'company_gateway_id' => $this->checkout->company_gateway->hashed_id,
                'hash' => $this->checkout->payment_hash->hash,
            ]);

            $payment->{'failure_url'} = route('checkout.3ds_redirect', [
                'company_key' => $this->checkout->client->company->company_key,
                'company_gateway_id' => $this->checkout->company_gateway->hashed_id,
                'hash' => $this->checkout->payment_hash->hash,
            ]);
        }

        try {
            $response = $this->checkout->gateway->payments()->request($payment);

            if ($response->status == 'Authorized') {
                return $this->processSuccessfulPayment($response);
            }

            if ($response->status == 'Pending') {
                $this->checkout->confirmGatewayFee();

                return $this->processPendingPayment($response);
            }

            if ($response->status == 'Declined') {
                $this->checkout->unWindGatewayFees($this->checkout->payment_hash);

                $this->checkout->sendFailureMail($response->response_summary);

                //@todo - this will double up the checkout . com failed mails
                $this->checkout->clientPaymentFailureMailer($response->status);
                
                return $this->processUnsuccessfulPayment($response);
            }
        } catch (CheckoutHttpException $e) {
            $this->checkout->unWindGatewayFees($this->checkout->payment_hash);
            return $this->checkout->processInternallyFailedPayment($this->checkout, $e);
        }
    }
}