/home/kueuepay/public_html/app/Http/Controllers/Api/V1/User/TransferMoneyController.php
<?php

namespace App\Http\Controllers\Api\V1\User;

use Exception;
use App\Models\User;
use App\Models\UserWallet;
use App\Models\Transaction;
use Jenssegers\Agent\Agent;
use Illuminate\Http\Request;
use App\Constants\GlobalConst;
use App\Http\Helpers\Response;
use App\Models\Admin\Currency;
use App\Models\UserNotification;
use Illuminate\Support\Facades\DB;
use App\Models\Admin\BasicSettings;
use App\Http\Controllers\Controller;
use App\Constants\PaymentGatewayConst;
use App\Models\Admin\TransactionSetting;
use Illuminate\Support\Facades\Validator;
use Illuminate\Support\Facades\Notification;
use App\Notifications\User\TransferMoneyNotification;
use App\Notifications\User\TransferMoneyReceivedNotification;

class TransferMoneyController extends Controller
{
    /**
     * Method for get transfer money information
     * @return response
     */
    public function info(){
        $base_currency          = Currency::default();
        $user_wallet            = UserWallet::auth()->first();
        $transaction_settings   = TransactionSetting::where('slug',GlobalConst::TRANSFER_MONEY)->get()->map(function($data){
            return [
                'title'         => $data->title,
                'fixed_charge'  => get_amount($data->fixed_charge),
                'percent_charge'=> get_amount($data->percent_charge),
                'min_limit'     => get_amount($data->min_limit),
                'max_limit'     => get_amount($data->max_limit),
            ];
        })->first();
        $transactions               = Transaction::auth()->where('type',PaymentGatewayConst::TYPETRANSFERMONEY)->get()->map(function($data){
            if($data->attribute == PaymentGatewayConst::SEND){
                $receiver_name            = $data->details->receiver->fullname;
                $receiver_email           = $data->details->receiver->email;
                return [
                    'type'              => $data->type,
                    'trx_id'           => $data->trx_id,
                    'receiver_name'     => $receiver_name,
                    'receiver_email'    => $receiver_email,
                    'request_amount'    => get_amount($data->request_amount),
                    'fixed_charge'      => get_amount($data->fixed_charge),
                    'percent_charge'    => get_amount($data->percent_charge),
                    'total_charge'      => get_amount($data->total_charge),
                    'total_payable'     => get_amount($data->total_payable),
                    'request_currency'  => $data->request_currency,
                    'remark'            => $data->remark,
                    'attribute'         => $data->attribute,
                    'status'            => $data->stringStatus->value,
                ];
            }else{
                $sender_name              = $data->details->sender->fullname;
                $sender_email             = $data->details->sender->email;
                return [
                    'type'              => $data->type,
                    'trx_id'           => $data->trx_id,
                    'sender_name'       => $sender_name,
                    'sender_email'      => $sender_email,
                    'request_amount'    => get_amount($data->request_amount),
                    'fixed_charge'      => get_amount($data->fixed_charge),
                    'percent_charge'    => get_amount($data->percent_charge),
                    'total_charge'      => get_amount($data->total_charge),
                    'total_payable'     => get_amount($data->total_payable),
                    'request_currency'  => $data->request_currency,
                    'remark'            => $data->remark,
                    'attribute'         => $data->attribute,
                    'status'            => $data->stringStatus->value,
                ];
            }
            
        });

        $currency_image_paths = [
            'base_url'          => url("/"),
            'path_location'     => files_asset_path_basename("currency-flag"),
            'default_image'     => files_asset_path_basename("currency-flag"),
        ];
        
        return Response::success(['Transfer money fetch successfully.'],[
            'base_currency'          => $base_currency->code,
            'rate'                   => get_amount($base_currency->rate),
            'flag'                   => $base_currency->flag,
            'currency_image_paths'   => $currency_image_paths,
            'wallet'                 => [
                'code'               => $user_wallet->currency->code,
                'balance'            => get_amount($user_wallet->balance),
            ],
            'transaction_settings'   => $transaction_settings,
            'transactions'           => $transactions
        ],200);
    }
    /**
     * Method for check the user data
     * @param Illuminate\Http\Request $request
     */
    public function checkUser(Request $request){
        $validator          = Validator::make($request->all(),[
            'email'         => 'required|email',
        ]);
        if($validator->fails()) return Response::error($validator->errors()->all(),[]);
        $validated          = $validator->validate();
        $user               = User::where('email',$validated['email'])->first();
        if(!$user){
            return Response::error(['Sorry! User not found.'],[],400);
        }
        if(auth()->user()->email == $validated['email']){
            return Response::error(['Sorry! You can not transfer money to your own account.'],[],400);
        }
        $user_data      = [
            'name'      => $user->fullname,
            'email'     => $user->email,
            'image'     => $user->image
        ];
        $image_paths = [
            'base_url'          => url("/"),
            'path_location'     => files_asset_path_basename("user-profile"),
            'default_image'     => files_asset_path_basename("profile-default"),
        ];
        return Response::success(['Valid user for transfer money.'],[
            'user'          => $user_data,
            'image_paths'   => $image_paths
        ],200);
            

    }
    /**
     * Method for confirm transfer money request
     * @param Illuminate\Http\Request $request
     */
    public function confirm(Request $request){
        $validator          = Validator::make($request->all(),[
            'amount'        => 'required|numeric',
            'email'         => 'required|email',
            'remark'        => 'nullable'
        ]);
        if($validator->fails()) return Response::error($validator->errors()->all(),[]);
        $validated          = $validator->validate();
        if(auth()->user()->email == $validated['email']){
            return Response::error(['Sorry! You can not transfer money to your own account.'],[],400); 
        }
        $user_wallet        = UserWallet::auth()->first();
        if(!$user_wallet) return Response::error(['Sorry! Wallet not found.'],[],400); 
        $amount             = $validated['amount'];
        $receiver           = User::with(['wallet'])->where('email',$validated['email'])->first();
        if(!$receiver) return Response::error(['Sorry! Receiver not found.'],[],400);
        $transaction_settings   = TransactionSetting::where('slug',GlobalConst::TRANSFER_MONEY)->first();
        if(!$transaction_settings) return Response::error(['Sorry! Transaction charges not found.'],[],400);

        if($user_wallet->balance < $amount){
            return Response::error(['Sorry! Insufficient balance.'],[],400);
        }
        $basic_settings      = BasicSettings::first();
        $fixed_charge        = $transaction_settings->fixed_charge;
        $percent_charge      = ($amount * $transaction_settings->percent_charge) / 100;
        $total_charge        = $fixed_charge + $percent_charge;
        $payable_amount      = $amount + $total_charge;

        if($transaction_settings->min_limit > $payable_amount || $transaction_settings->max_limit < $payable_amount){
            return Response::error(['Please follow the transaction limit.'],[],400);
        }

        if($user_wallet->balance < $payable_amount){
            return Response::error(['Sorry! Insufficient balance.'],[],400);
        }
        if(isset($validated['remark']) == '' || isset($validated['remark']) == null){
            $remark = null;
        }else{
            $remark = $validated['remark'];
        }
        try{
            // for sender
            $transaction      = $this->insertSenderRecord($amount,$user_wallet,$receiver,$fixed_charge,$percent_charge,$total_charge,$payable_amount,$remark);
            $this->transactionDevice($transaction);
            $this->userNotification($transaction,$amount,$receiver);
            if($basic_settings->email_notification){
                try{
                    Notification::route('mail',auth()->user()->email)->notify(new TransferMoneyNotification($amount,$receiver,$payable_amount));
                }catch(Exception $e){}
            }
            
            // for receiver
            $receiver_transaction      = $this->insertReceiverRecord($amount,$user_wallet,$receiver,$fixed_charge,$percent_charge,$total_charge,$payable_amount,$remark);
            $this->userReceiverNotification($receiver_transaction,$amount,$receiver);
            if($basic_settings->email_notification){
                try{
                    Notification::route('mail',$receiver->email)->notify(new TransferMoneyReceivedNotification($amount,$receiver));
                }catch(Exception $e){}
            }
        }catch(Exception $e){
            return Response::error(['Something went wrong! Please try again.'],[],400);
        }
        $transaction_data       = Transaction::where('id',$transaction)->first();
        $image_paths = [
            'base_url'          => url("/"),
            'path_location'     => files_asset_path_basename("user-profile"),
            'default_image'     => files_asset_path_basename("profile-default"),
        ];  
        return Response::success(['Successfully transferred money.'],[
           'currency'           => $transaction_data->request_currency,
           'request_amount'     => floatval($transaction_data->request_amount),
           'total_charge'       => floatval($transaction_data->total_charge),
           'total_payable'      => floatval($transaction_data->total_payable),
           'receiver_name'      => $transaction_data->details->receiver->fullname,
           'receiver_email'     => $transaction_data->details->receiver->email,
           'status'             => $transaction_data->stringStatus->value,
           'receiver_image'     => $receiver->image,
           'image_paths'        => $image_paths
        ],200);
    }
    //insert transaction data
    function insertSenderRecord($amount,$user_wallet,$receiver,$fixed_charge,$percent_charge,$total_charge,$payable_amount,$remark){
        $available_balance = $user_wallet->balance - $payable_amount;
        DB::beginTransaction();
        try{
            $trx_id         = generateTrxString("transactions","trx_id","TM",8);
            $id = DB::table('transactions')->insertGetId([
                'trx_id'                => $trx_id,
                'user_id'               => auth()->user()->id,
                'user_wallet_id'        => $user_wallet->id,
                'type'                  => PaymentGatewayConst::TYPETRANSFERMONEY,
                'request_amount'        => $amount,
                'fixed_charge'          => $fixed_charge,
                'percent_charge'        => $percent_charge,
                'total_charge'          => $total_charge,
                'total_payable'         => $payable_amount,
                'request_currency'      => get_default_currency_code(),
                'available_balance'     => $available_balance,
                'payment_currency'      => get_default_currency_code(),
                'remark'                => ucwords(remove_special_char("Transfer Money"," ")) . " Send to" . " " . $receiver->email,
                'details'               => json_encode(['remark' => $remark,'receiver' => [
                    'fullname'          => $receiver->fullname,
                    'email'             => $receiver->email
                ]]),
                'attribute'             => PaymentGatewayConst::SEND,
                'status'                => PaymentGatewayConst::STATUSSUCCESS,
                'created_at'            => now()
            ]);
            $this->updateSenderWalletBalance($user_wallet,$payable_amount);
            DB::commit();
        }catch(Exception $e){
            DB::rollBack();
            return Response::error(['Something went wrong! Please try again.'],[],400);
        }
        return $id;
    }
    // update sender wallet balance
    function updateSenderWalletBalance($user_wallet,$amount){
        $user_wallet->update([
            'balance'   => $user_wallet->balance - $amount,
        ]);
    }
    // save the transaction device information
    function transactionDevice($id){
        $client_ip = request()->ip() ?? false;
        $location = geoip()->getLocation($client_ip);
        $agent = new Agent();
        $mac = "";
        DB::beginTransaction();
        try{
            DB::table("transaction_devices")->insert([
                'transaction_id'=> $id,
                'ip'            => $client_ip,
                'mac'           => $mac,
                'city'          => $location['city'] ?? "",
                'country'       => $location['country'] ?? "",
                'longitude'     => $location['lon'] ?? "",
                'latitude'      => $location['lat'] ?? "",
                'timezone'      => $location['timezone'] ?? "",
                'browser'       => $agent->browser() ?? "",
                'os'            => $agent->platform() ?? "",
            ]);
            DB::commit();
        }catch(Exception $e) {
            DB::rollBack();
            return Response::error(['Something went wrong! Please try again.'],[],400);
        }
    }
    //user notification
    public function userNotification($id,$amount,$receiver){
        UserNotification::create([
            'user_id'           => auth()->user()->id,
            'transaction_id'    => $id,
            'details'           => [
                'title'         => 'Transfer Money to ' .$receiver->email,
                'amount'        => floatval($amount),
                'currency'      => get_default_currency_code(),
                'message'       => "Successfully Send."
            ],
        ]);
    }
    //insert transaction data
    function insertReceiverRecord($amount,$user_wallet,$receiver,$fixed_charge,$percent_charge,$total_charge,$payable_amount,$remark){
        $available_balance = $receiver->wallet->balance + $amount;
        DB::beginTransaction();
        try{
            $trx_id         = generateTrxString("transactions","trx_id","TM",8);
            
            $id = DB::table('transactions')->insertGetId([
                'trx_id'                => $trx_id,
                'user_id'               => $receiver->id,
                'user_wallet_id'        => $receiver->wallet->id,
                'type'                  => PaymentGatewayConst::TYPETRANSFERMONEY,
                'request_amount'        => $amount,
                'fixed_charge'          => $fixed_charge,
                'percent_charge'        => $percent_charge,
                'total_charge'          => $total_charge,
                'total_payable'         => $payable_amount,
                'request_currency'      => get_default_currency_code(),
                'available_balance'     => $available_balance,
                'payment_currency'      => get_default_currency_code(),
                'remark'                => ucwords(remove_special_char("Received Money"," ")) . " From" . " " . auth()->user()->email,
                'details'               => json_encode(['remark' => $remark,'sender' => [
                    'fullname'          => auth()->user()->fullname,
                    'email'             => auth()->user()->email
                ]]),
                'attribute'             => PaymentGatewayConst::RECEIVED,
                'status'                => PaymentGatewayConst::STATUSSUCCESS,
                'created_at'            => now()
            ]);
            $this->updateReceiverWalletBalance($receiver,$amount);

            DB::commit();
        }catch(Exception $e){
            DB::rollBack();
            return Response::error(['Something went wrong! Please try again.'],[],400);
        }
        return $id;
    }
    //update receiver wallet balance
    function updateReceiverWalletBalance($receiver,$amount){
        $update_balance     = $receiver->wallet->balance + $amount;
        $receiver->wallet->update([
            'balance' => $update_balance,
        ]);
    }
    //user notification
    public function userReceiverNotification($id,$amount,$receiver){
        UserNotification::create([
            'user_id'           => $receiver->id,
            'transaction_id'    => $id,
            'details'           => [
                'title'         => 'Received Money From ' .auth()->user()->email,
                'amount'        => floatval($amount),
                'currency'      => get_default_currency_code(),
                'message'       => "Successfully Received."
            ],
        ]);
    }
}
About
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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.
  • Smart Payments for a Effortless Lifestyle.
  • Experience the Ease of Tap and Pay.
  • Innovative Solutions for Your Daily Transactions.

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.

faq-img

How do I register for NFC Pay?

Download the app and sign up using your email or phone number, then complete the verification process.

Is my payment information secure?

Yes, we use advanced encryption and security protocols to protect your payment details.

Can I add multiple cards to my NFC Pay wallet?

Absolutely, you can link multiple debit or credit cards to your wallet.

How do I transfer money to another user?

Go to the transfer section, select the recipient, enter the amount, and authorize the transfer.

What should I do if I forget my PIN?

Use the “Forgot PIN” feature in the app to reset it following the provided instructions.

How can I activate my merchant account?

Sign up for a merchant account through the app and follow the setup instructions to start accepting payments.

Can I track my payment status?

Yes, you can view and track your payment status in the account dashboard