/home/kueuepay/public_html/app/Http/Controllers/Api/TokenController.php
<?php

namespace App\Http\Controllers\Api;

use Exception;
use Illuminate\Http\Request;
use App\Models\TemporaryData;
use App\Http\Helpers\Response;
use App\Models\MerchantApiKey;
use App\Models\MerchantDetails;
use App\Http\Controllers\Controller;
use App\Models\Admin\TransactionSetting;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\Validator;

class TokenController extends Controller
{
    /**
     * Method for generate bearer token
     * @param Illuminate\Http\Request $request
     */
    public function generateToken(Request $request){

        $validator          = Validator::make($request->all(),[
            'client_id'     => 'required|string',
            'secret_id'     => 'required|string',
            'env'           => 'required|string',
            'merchant_id'   => 'required|string'
        ]);
        if($validator->fails()){
            return Response::error($validator->errors()->all(),[]);
        }
        $validated          = $validator->validate();
        $merchant_api_key   = MerchantApiKey::where('client_id',$validated['client_id'])
                                ->where('secret_id',$validated['secret_id'])
                                ->where('env',$validated['env'])
                                ->first();
        if(!$merchant_api_key){
            return Response::error(['Invalid credentials.'],[],400);
        }

        $merchant_information   = MerchantDetails::where('merchant_id',$validated
        ['merchant_id'])->first();

        if(!$merchant_information){
            return Response::error(['Invalid Merchant Id.'],[],400);
        }
        if($merchant_information->payment_gateway == null){
            return Response::error(['Payment gateway is not configured. Please configure your payment gateway first.'],[],400);
        }
        $validated['stripe_secret'] = $merchant_information->payment_gateway->stripe_secret_key;
        
        $token = encrypt($validated);
        Cache::put('generated_token',$token);
        
        return Response::success(['Successfully token is generated'],[
            'token'       => $token,
        ]);

    }
    /**
     * Method for create token
     */
    public function createOrder(Request $request){
        $request_token  = $request->bearerToken();
        $saved_token    = Cache::get('generated_token');
        if($request_token != $saved_token){
            return Response::error(['Invalid token.']);
        }

        $merchant_api_key      = decrypt($request_token);
        
        $validator              = Validator::make($request->all(),[
            'amount'            => 'required',
            'currency'          => 'required|string',
            'success_url'       => 'required|string',
            'cancel_url'        => 'required|string'
        ]);
        if($validator->fails()){
           return Response::error($validator->errors()->all(),[]);
        }
        $validated                  = $validator->validate();
        
        $merchant_account           = MerchantDetails::where('merchant_id',$merchant_api_key['merchant_id'])
                                        ->first();

        if(!$merchant_account) return Response::error(['Invalid Merchant! Please create a merchant account.'],[],400);
        
        $merchant_api_keys           = MerchantApiKey::where('client_id',$merchant_api_key['client_id'])
                                        ->where('secret_id',$merchant_api_key['secret_id'])
                                        ->where('env',$merchant_api_key['env'])
                                        ->first();
        
        if(!$merchant_api_key) return Response::error(['Invalid Merchant! Please create a merchant account.'],[],400);
        if($validated['currency'] != get_default_currency_code()){
            $currency   = get_default_currency_code();
            return Response::error(["Sorry, the selected currency is not supported at this time; we currently only accept payments in $currency "],[],400);
        }
        if($validated['amount'] <= 9) return Response::error(["Sorry you can not create an order because your amount is too low."],[],400);
        
        $identifier                 = "OI".generate_random_string(12);
        $expiration                 = now()->addSeconds(600);
        
        $transaction_settings       = TransactionSetting::where('slug',global_const()::CARDMETHOD)->first();
        if(!$transaction_settings) return Response::error(['Order create is not possible right now. Contact with support team.'],[],400);
        if($transaction_settings->min_limit > $validated['amount'] || $transaction_settings->max_limit < $validated['amount']){
            return Response::error(['Please follow the transaction limit.'],[],400);
        }
        $fixed_charge               = $transaction_settings->fixed_charge;
        $percent_charge             = (floatval($validated['amount']) / 100) * $transaction_settings->percent_charge;
        $total_charge               = floatval($fixed_charge) + floatval($percent_charge);
        $total_payable              = floatval($validated['amount']) + floatval($total_charge);
       
        $data                       = [
            'identifier'            => $identifier, 
            'data'                  => [
                'merchant_api_key'  => [
                    'client_id'     => $merchant_api_key['client_id'],
                    'secret_id'     => $merchant_api_key['secret_id'],
                    'env'           => $merchant_api_key['env'],
                    'stripe_secret' => $merchant_api_key['stripe_secret']
                ],
                'merchant_account'  => [
                    'name'          => $merchant_account->merchant_name,
                    'merchant_id'   => $merchant_account->merchant_id,
                ],
                'success_url'       => $request->success_url,
                'cancel_url'        => $request->cancel_url,
                'expiration'        => $expiration,
                'amount'            => floatval($validated['amount']),
                'fixed_charge'      => floatval($fixed_charge),
                'percent_charge'    => $percent_charge,
                'total_charge'      => $total_charge,
                'total_payable'     => $total_payable,
                'currency'          => $validated['currency'],
                'token'             => $request_token
            ]
        ];
        try{
            $temporary_data  = TemporaryData::create($data);
        }catch(Exception $e){
            return Response::error([__("Something went wrong! Please try again.")],400);
        }
        return Response::success([__("Order created successfully.")],[
            'redirect_url'          => route('login',$temporary_data->identifier),
            'order_details'         => [
                'amount'            => $temporary_data->data->amount,
                'fixed_charge'      => $temporary_data->data->fixed_charge,
                'percent_charge'    => $temporary_data->data->percent_charge,
                'total_charge'      => $temporary_data->data->total_charge,
                'total_payable'     => $temporary_data->data->total_payable,
                'currency'          => $temporary_data->data->currency,
                'expiry_time'       => $temporary_data->data->expiration,
                'success_url'       => $temporary_data->data->success_url,
                'cancel_url'        => $temporary_data->data->cancel_url
            ]
        ],200);    
    } 
    
}
Security

Support

If you encounter any issues or need assistance, please reach out to our dedicated developer support team Contact Us

Thank you for choosing Kueue Pay Payment Gateway Solutions! We look forward to seeing your integration thrive and provide a seamless payment experience for your valued customers.