<?php 
namespace App\Traits\PaymentGateway;


use Exception;
use App\Models\User;
use App\Models\UserWallet;
use App\Models\Transaction;
use App\Models\TemporaryData;
use App\Models\UserNotification;
use Illuminate\Support\Facades\DB;
use App\Models\Admin\BasicSettings;
use App\Constants\PaymentGatewayConst;
use App\Models\Admin\PaymentGatewayCurrency;
use Illuminate\Support\Facades\Notification;
use App\Notifications\User\AddMoneyNotification;


trait PaystackGateway {
    
    public function paystackInit($output = null) {
        $gateway = new \stdClass();
        
        foreach ($output['gateway']->credentials as $credential) {
            if ($credential->name === 'secret-key') {
                $gateway->secret_key = $credential->value;
            } elseif ($credential->name === 'email') {
                $gateway->email = $credential->value;
            }
        }
       
        $amount = get_amount($output['amount']->total_amount, null, 2) * 100;
        $temp_record_token = generate_unique_string('temporary_datas','identifier',60);
        $junkData       = $this->paystackJunkInsert($output,$temp_record_token);
        $url = "https://api.paystack.co/transaction/initialize";
        if(get_auth_guard() == 'api'){
            $fields             = [
                'email'         => auth()->user()->email,
                'amount'        => $amount,
                'currency'      => $output['currency']->code,
                'callback_url'  => route('api.paystack.pay.callback'). '?output='. $junkData->identifier
            ];
        }else{
            $fields             = [
                'email'         => auth()->user()->email,
                'amount'        => $amount,
                'currency'      => $output['currency']->code,
                'callback_url'  => route('paystack.pay.callback'). '?output='. $junkData->identifier
            ];
        }

        

        $fields_string = http_build_query($fields);

        //open connection
        $ch = curl_init();
        
        //set the url, number of POST vars, POST data
        curl_setopt($ch,CURLOPT_URL, $url);
        curl_setopt($ch,CURLOPT_POST, true);
        curl_setopt($ch,CURLOPT_POSTFIELDS, $fields_string);
        curl_setopt($ch, CURLOPT_HTTPHEADER, array(
            "Authorization: Bearer $gateway->secret_key",
            "Cache-Control: no-cache",
        ));
        
        //So that curl_exec returns the contents of the cURL; rather than echoing it
        curl_setopt($ch,CURLOPT_RETURNTRANSFER, true); 
        
        //execute post
        $result = curl_exec($ch);
        $response   = json_decode($result);
        
        if($response->status == true) {
            if(get_auth_guard() == 'api'){
                
                $response->data = [
                    'redirect_url' => $response->data->authorization_url,
                    'redirect_links' => '',
                    'gateway_type' => PaymentGatewayConst::AUTOMATIC,
                    'access_code' => $response->data->access_code,
                    'reference' => $response->data->reference,
                ];
                return $response->data;
            }else{
                return redirect($response->data->authorization_url)->with('output',$output);
            }
        } else {
            $output['status'] = 'error';
            $output['message'] = $response->message;
            return back()->with(['error' => [$output['message']]]);
        }
    }
    /**
     * function for junk insert
     */
    public function paystackJunkInsert($output,$temp_identifier){
        $output = $this->output;
        $data = [
            'gateway'       => $output['gateway']->id,
            'currency'      => $output['currency']->id,
            'amount'        => json_decode(json_encode($output['amount']),true),
            'response'      => $output,
            'wallet_table'  => $output['wallet']->getTable(),
            'wallet_id'     => $output['wallet']->id,
            'creator_table' => auth()->guard(get_auth_guard())->user()->getTable(),
            'creator_id'    => auth()->guard(get_auth_guard())->user()->id,
            'creator_guard' => get_auth_guard(),
        ];
       
        return TemporaryData::create([
            'type'          => PaymentGatewayConst::TYPEADDMONEY,
            'identifier'    => $temp_identifier,
            'data'          => $data,
        ]);
    }
    // function paystack success
    function paystackSuccess($request){
        $reference = $request['reference'];
        $identifier = $request['output'];
        $temp_data  = TemporaryData::where('identifier',$identifier)->first();
  
        $curl = curl_init();
        $secret_key = '';
        foreach ($temp_data->data->response->gateway->credentials as $credential) {
            if ($credential->name === 'secret-key') {
                $secret_key = $credential->value;
                break;
            }
        }
        curl_setopt_array($curl, array(
          CURLOPT_URL => "https://api.paystack.co/transaction/verify/$reference",
          CURLOPT_RETURNTRANSFER => true,
          CURLOPT_ENCODING => "",
          CURLOPT_MAXREDIRS => 10,
          CURLOPT_TIMEOUT => 30,
          CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
          CURLOPT_CUSTOMREQUEST => "GET",
          CURLOPT_HTTPHEADER => array(
            "Authorization: Bearer $secret_key",
            "Cache-Control: no-cache",
          ),
        ));
        
        $result = curl_exec($curl);
        $response   = json_decode($result);
        $responseArray = [
            'type' => $temp_data->data->response->type,
            'gateway' => $temp_data->data->response->gateway, // Converts the object to an array
            'currency' => $temp_data->data->response->currency, // Converts the object to an array
            'amount' => $temp_data->data->response->amount, // Converts the object to an array
            'form_data' => [
                'identifier' => $temp_data->identifier
            ], 
            // Assuming this is already an array
            'distribute' => $temp_data->data->response->distribute,
            'record_handler' => $temp_data->data->response->record_handler,
            'capture' => $response->data->reference,
            'junk_indentifier' => $identifier
        ];
        
        if($response->status == true){
            try{
                $transaction_response = $this->createTransaction($responseArray);
            }catch(Exception $e) {
                throw new Exception($e->getMessage());
            }
            return $transaction_response;
        }
    }
    // Update Code (Need to check)
    public function createTransaction($output, $temp_remove = true) {
        $basic_setting = BasicSettings::first();
        $record_handler = $output['record_handler'];
        $data = TemporaryData::where('identifier',$output['form_data']['identifier'])->first();
        $junk_data = TemporaryData::where('identifier',$output['junk_indentifier'])->first();
        
        $user = User::where('id',$junk_data->data->creator_id)->first();
        $inserted_id = $this->$record_handler($output,$status = PaymentGatewayConst::STATUSSUCCESS);
        $basic_settings   = BasicSettings::first();
        if($basic_settings->email_notification == true){
            try{
                Notification::route('mail',$user->email)->notify(new AddMoneyNotification($inserted_id));
            }catch(Exception $e){}
        }
        $transaction  = Transaction::with(['payment_gateway'])->where('id',$inserted_id)->first();

        UserNotification::create([
            'user_id'           => $user->id,
            'transaction_id'    => $inserted_id,
            'details'           => [
                'title'         => 'Add Money using ' . $transaction->payment_gateway->name,
                'receiver'      => "",
                'amount'        => get_amount($transaction->request_amount),
                'currency'      => $transaction->request_currency,
                'message'       => "Successfully Received."
            ],
        ]);

        
        if($temp_remove == true) {
            $this->removeTempData($output);
        }
        if($this->requestIsApiUser()) {
            // logout user
            $api_user_login_guard = $this->output['api_login_guard'] ?? null;
            if($api_user_login_guard != null) {
                auth()->guard($api_user_login_guard)->logout();
            }
        }
        
    }
    public function requestIsApiUser() {
        $request_source = request()->get('r-source');
        if($request_source != null && $request_source == PaymentGatewayConst::APP) return true;
        return false;
    }
    

    public function insertRecordWeb($output, $status) {
        $data  = TemporaryData::where('identifier',$output['form_data']['identifier'])->first();
        
        $user = auth()->guard('web')->user();
        
        $user_wallet = UserWallet::where('user_id',$user->id)->first();
        $payment_gateway = PaymentGatewayCurrency::where('id',$data->data->currency)->first();
        
        $trx_id = generateTrxString("transactions","trx_id","AM",8);
       
        DB::beginTransaction();
        try{
            $id = DB::table("transactions")->insertGetId([
                'trx_id'                        => $trx_id,
                'type'                          => $output['type'],
                'user_id'                       => $user->id,
                'user_wallet_id'                => $data->data->wallet_id,
                'payment_gateway_currency_id'   => $data->data->currency,
                'request_amount'                => $data->data->amount->requested_amount,
                'fixed_charge'                  => $data->data->amount->fixed_charge,
                'percent_charge'                => $data->data->amount->percent_charge,
                'total_charge'                  => $data->data->amount->total_charge,
                'total_payable'                 => $data->data->amount->total_amount,
                'request_currency'              => $data->data->amount->default_currency,
                'available_balance'             => $user_wallet->balance + $data->data->amount->will_get,
                'payment_currency'              => $data->data->amount->sender_cur_code,
                'remark'                        => ucwords(remove_special_char($output['type']," ")) . " With " . $payment_gateway->name,
                'details'                       => json_encode(['gateway_response' => $output['capture']]),
                'attribute'                     => PaymentGatewayConst::RECEIVED,
                'status'                        => $status,
                'callback_ref'                  => $output['callback_ref'] ?? null,
                'created_at'                    => now(),
            ]);
            if($status === PaymentGatewayConst::STATUSSUCCESS) {
                $this->updateWalletBalance($user_wallet,$data->data->amount->will_get);
            }
            DB::commit();
        }catch(Exception $e) {
            DB::rollBack();
            throw new Exception($e->getMessage());
        }
        return $id;
    }
    public function updateWalletBalance($user_wallet,$amount) {
        $update_amount = $user_wallet->balance + $amount;

        $user_wallet->update([
            'balance'   => $update_amount,
        ]);
    }
    public function insertRecordApi($output, $status) {
        $data  = TemporaryData::where('identifier',$output['form_data']['identifier'])->first();
       
        $junk_data = TemporaryData::where('identifier',$output['junk_indentifier'])->first();
        
        $user = User::where('id',$junk_data->data->creator_id)->first();

        $user_wallet = UserWallet::where('user_id',$user->id)->first();
        $payment_gateway = PaymentGatewayCurrency::where('id',$data->data->currency)->first();

        $trx_id = generateTrxString("transactions","trx_id","SR",8);
    
        DB::beginTransaction();
        try{
            $id = DB::table("transactions")->insertGetId([
                'trx_id'                        => $trx_id,
                'type'                          => $output['type'],
                'user_id'                       => $user->id,
                'user_wallet_id'                => $user_wallet->id,
                'payment_gateway_currency_id'   => $data->data->currency,
                'request_amount'                => $data->data->amount->requested_amount,
                'fixed_charge'                  => $data->data->amount->fixed_charge,
                'percent_charge'                => $data->data->amount->percent_charge,
                'total_charge'                  => $data->data->amount->total_charge,
                'total_payable'                 => $data->data->amount->total_amount,
                'request_currency'              => $data->data->amount->default_currency,
                'available_balance'             => $user_wallet->balance + $data->data->amount->will_get,
                'payment_currency'              => $data->data->amount->sender_cur_code,
                'remark'                        => ucwords(remove_special_char($output['type']," ")) . " With " . $payment_gateway->name,
                'details'                       => json_encode(['gateway_response' => $output['capture']]),
                'attribute'                     => PaymentGatewayConst::RECEIVED,
                'status'                        => $status,
                'callback_ref'                  => $output['callback_ref'] ?? null,
                'created_at'                    => now(),
            ]);
            
            if($status === PaymentGatewayConst::STATUSSUCCESS) {
                $this->updateWalletBalance($user_wallet,$data->data->amount->will_get);
            }
            DB::commit();
        }catch(Exception $e) {
            DB::rollBack();
            throw new Exception($e->getMessage());
        }
        return $id;
    }

    public function removeTempData($output) {
        try{
            $id = $output['tempData']['id'];
            TemporaryData::find($id)->delete();
        }catch(Exception $e) {
            // handle error
        }
    }
    
}


?>

• [F] Flutterwave.php
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• [F] Paypal.php
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• [F] PaystackGateway.php
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• [F] Razorpay.php
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• [F] SslCommerz.php
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• [F] Stripe.php
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About Section

About NFC Pay: Our Story and Mission

NFC Pay was founded with a vision to transform the way people handle transactions. Our journey is defined by a commitment to innovation, security, and convenience. We strive to deliver seamless, user-friendly payment solutions that make everyday transactions effortless and secure. Our mission is to empower you to pay with ease and confidence, anytime, anywhere.

• Simplifying Payments, One Tap at a Time.
• Reinventing Your Wallet for Modern Convenience.
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• Innovative Solutions for Your Daily Transactions.

FAQ Section

Frequently Asked Questions About NFC Pay

Here are answers to some common questions about NFC Pay. We aim to provide clear and concise information to help you understand how our platform works and how it can benefit you. If you have any further inquiries, please don’t hesitate to contact our support team.

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