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Viewing / Editing File: Flutterwave.php

<?php
namespace App\Library;

use App\Models\Gateway;
use Illuminate\Support\Facades\Http;
use Illuminate\Support\Facades\Session;
use Illuminate\Support\Str;
use Throwable;

class Flutterwave
{

public static function redirect_if_payment_success()
    {
        if (Session::has('fund_callback')) {
            return url(Session::get('fund_callback')['success_url']);
        } else {
            return url('payment/success');
        }
    }

public static function redirect_if_payment_faild()
    {
        if (Session::has('fund_callback')) {
            return url(Session::get('fund_callback')['cancel_url']);
        } else {
            return url('payment/failed');
        }
    }

public static function fallback()
    {
        if (Session::get('without_auth')) {
            return url('payment/flutterwave');
        }
        return url('payment/flutterwave');
    }

public static function make_payment($array)
    {
        //Checking Minimum/Maximum amount
        $gateway = Gateway::findOrFail($array['gateway_id']);
        $amount = $array['pay_amount'];

$currency = $array['currency'];
        $email = $array['email'];
        $amount = $array['pay_amount'];
        $name = $array['name'];
        $billName = $array['billName'];

$data['secret_key'] = $array['secret_key'];
        $data['public_key'] = $array['public_key'];
        $data['payment_options'] = $array['payment_options'];
        $data['encryption_key'] = $array['encryption_key'];
        $data['payment_mode'] = 'flutterwave';
        $mode = $array['mode'];
        $data['mode'] = $mode;

$data['amount'] = $amount;
        $data['charge'] = $array['charge'];
        $data['phone'] = $array['phone'];
        $data['gateway_id'] = $array['gateway_id'];
        $data['main_amount'] = $array['amount'];

$data['billName'] = $billName;
        $data['name'] = $name;
        $data['email'] = $email;
        $data['currency'] = $currency;
        $data['is_fallback'] = $array['is_fallback'] ?? 0;

if ($mode == 0) {
            $data['env'] = false;
            $mode = false;
        } else {
            $data['env'] = true;
            $mode = true;
        }

Session::put('flutterwave_credentials', $data);

if ($mode == true) {
            $url = 'https://api.flutterwave.com/v3/payments';
        } else {
            $url = 'https://api.flutterwave.com/v3/payments';
        }

$logo = asset(get_option('general')['admin_logo'] ?? 'assets/images/logo/backend_logo.png');

try {
            $params = [
                "tx_ref" => Str::random(10),
                "currency" => $data['currency'],
                "amount" => $amount,
                "payment_options" => $data['payment_options'],
                "redirect_url" => Flutterwave::fallback(),
                "customer" => [
                    "email" => $data['email'],
                    "phonenumber" => $data['phone'],
                    "name" => $data['name'],
                ],
                "customizations" => [
                    "title" => $data['billName'],
                    "description" => "",
                    "logo" => $logo,
                ],
            ];

$response = Http::withHeaders([
                'Content-Type' => 'application/json',
                'Authorization' => 'Bearer ' . $data['secret_key'],
            ])->post($url, $params);

$responseData = $response->json();

if (isset($responseData['status']) && in_array($responseData['status'], ['success', 'successful']) && isset($responseData['data']['link'])) {
                $url = $responseData['data']['link'];

return request()->expectsJson() ?
                $url : redirect($url);
            } else {
                Session::forget('flutterwave_credentials');
                return request()->expectsJson() ?
                Flutterwave::redirect_if_payment_faild() :
                redirect(Flutterwave::redirect_if_payment_faild());
            }
        } catch (Throwable $th) {
            Session::forget('flutterwave_credentials');
            return request()->expectsJson() ?
            Flutterwave::redirect_if_payment_faild() :
            redirect(Flutterwave::redirect_if_payment_faild());
        }
    }

public function status()
    {
        if (!Session::has('flutterwave_credentials')) {
            return abort(404);
        }
        $response = Request()->all();
        $payment_id = $response['transaction_id'] ?? $response['tx_ref'];
        $info = Session::get('flutterwave_credentials');
        $cred['secret_key'] = $info['secret_key'];
        $cred['payment_id'] = $payment_id;

$status = Flutterwave::isfraud($cred);
        if ($status == 1) {

$data['payment_id'] = $payment_id;
            $data['payment_method'] = "flutterwave";
            $data['gateway_id'] = $info['gateway_id'];

$data['amount'] = $info['main_amount'];
            $data['charge'] = $info['charge'];
            $data['status'] = 1;
            $data['payment_status'] = 1;

Session::forget('flutterwave_credentials');
            Session::put('payment_info', $data);

return request()->expectsJson() ?
            Flutterwave::redirect_if_payment_success() :
            redirect(Flutterwave::redirect_if_payment_success());
        } else {
            $data['payment_status'] = 0;
            Session::put('payment_info', $data);
            Session::forget('flutterwave_credentials');

return request()->expectsJson() ?
            Flutterwave::redirect_if_payment_faild() :
            redirect(Flutterwave::redirect_if_payment_faild());
        }
    }

public static function isfraud($cred)
    {
        $secret_key = $cred['secret_key'];
        $payment_id = $cred['payment_id'];
        try {
            $curl = curl_init();
            curl_setopt_array($curl, array(
                CURLOPT_URL => "https://api.flutterwave.com/v3/transactions/" . $payment_id . "/verify",
                CURLOPT_RETURNTRANSFER => true,
                CURLOPT_ENCODING => "",
                CURLOPT_MAXREDIRS => 10,
                CURLOPT_TIMEOUT => 0,
                CURLOPT_FOLLOWLOCATION => true,
                CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
                CURLOPT_CUSTOMREQUEST => "GET",
                CURLOPT_HTTPHEADER => array(
                    "Content-Type: application/json",
                    "Authorization: Bearer " . $secret_key,
                ),
            ));

$response = curl_exec($curl);

curl_close($curl);
            $arr = json_decode($response, true);
            return $arr['status'] === "success" ? 1 : 0;
        } catch (Throwable $th) {
            return 0;
        }
    }
}

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