<?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."
            ],
        ]);
    }
}

• [D] Auth
• [F] AddMoneyController.php
  Delete
• [F] DashboardController.php
  Delete
• [F] MerchantDetailsController.php
  Delete
• [F] ProfileController.php
  Delete
• [F] SaveCardController.php
  Delete
• [F] SettingController.php
  Delete
• [F] TransactionLogController.php
  Delete
• [F] TransferMoneyController.php
  Delete