Developer
<?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
}
}
}
?>
Developer
Welcome to the Kueue Pay Payment Gateway Solutions Developer API Documentation. This comprehensive guide will empower you to seamlessly integrate our advanced payment gateway into your website, enhancing your customers’ payment experience and enabling efficient transaction processing. The Kueue Pay Developer API is designed for developers and entrepreneurs who seek simplicity, security, and reliability in their payment processing solutions.
The Kueue Pay Developer API allows you to seamlessly integrate Kueue Pay’s Payment Gateway Solutions into your website, enabling secure and efficient debit and credit card transactions. With our API, you can initiate payments, check payment statuses, and even process refunds, all while ensuring a smooth and streamlined payment experience for your customers.