<?php

namespace App\Http\Controllers\User;

use Exception;
use Carbon\Carbon;
use App\Models\User;
use Illuminate\Support\Str;
use Jenssegers\Agent\Agent;
use App\Models\UserLoginLog;
use Illuminate\Http\Request;
use App\Models\TemporaryData;
use App\Constants\GlobalConst;
use App\Models\MerchantApiKey;
use Illuminate\Cache\RateLimiter;
use Illuminate\Http\JsonResponse;
use Illuminate\Auth\Events\Lockout;
use App\Http\Controllers\Controller;
use Illuminate\Support\Facades\Auth;
use Illuminate\Validation\ValidationException;

class LoginController extends Controller
{
    protected $request_data;
    protected $lockoutTime = 1;
    protected $cache;
    /**
     * Method for view show login form page
     * @param Illuminate\Http\Request $request
     */
    public function showLoginPage(Request $request,$order_id){
        $page_title     = "Login Page";
        $data           = TemporaryData::where('identifier',$order_id)->first();
        if(!$data) return back()->with(['error' => ['Order not found.']]);
        
        if (Carbon::parse($data->data->expiration) < Carbon::now()) {
            $data->delete();
            return redirect()->away($data->data->cancel_url)->with(['error'=> ['Sorry! Link is expired.']]);
        }
        if(auth()->check()){
            
            $user   = auth()->user();
            $update_data = [
                'merchant_api_key'  => [
                    'client_id'     => $data->data->merchant_api_key->client_id,
                    'secret_id'     => $data->data->merchant_api_key->secret_id,
                    'env'           => $data->data->merchant_api_key->env,
                    'stripe_secret' => $data->data->merchant_api_key->stripe_secret
                ],
                'merchant_account'  => [
                    'name'          => $data->data->merchant_account->name,
                    'merchant_id'   => $data->data->merchant_account->merchant_id
                ],
                'expiration'        => $data->data->expiration,
                'amount'            => $data->data->amount,
                'fixed_charge'      => $data->data->fixed_charge,
                'percent_charge'    => $data->data->percent_charge,
                'total_charge'      => $data->data->total_charge,
                'total_payable'     => $data->data->total_payable,
                'currency'          => $data->data->currency,
                'success_url'       => $data->data->success_url,
                'cancel_url'        => $data->data->cancel_url,
                'token'             => $data->data->token
            ];
            $data->update([
                'data' => $update_data
            ]);
            $user->update([
                'two_factor_verified'   => false,
            ]);
            $this->createLoginLog($user);
           
            return redirect()->route('order.checkout.index',$order_id);
        }else{
            
            return view('order.auth.login',compact(
                'page_title',
                'data'
            ));
        }
        
    }
    /**
     * Method for user login with order id
     * @param $order_id
     * @param Illuminate\Http\Request $request
     */
    public function submit(Request $request,$order_id){
        $data       = TemporaryData::where('identifier',$order_id)->first();
        if(!$data) return back()->with(['error' => ['Data not found!']]);

        $this->validateLogin($request);
        

        if (method_exists($this, 'hasTooManyLoginAttempts') &&
        $this->hasTooManyLoginAttempts($request)) {
           
            $this->fireLockoutEvent($request);
            return $this->sendLockoutResponse($request);
        }
        
        if ($this->attemptLogin($request)) {
            if ($request->hasSession()) {
                $request->session()->put('auth.password_confirmed_at', time());
            }

            return $this->sendLoginResponse($request,$data);
        }

        $this->incrementLoginAttempts($request);

        return $this->sendFailedLoginResponse($request);
    }
    /**
     * Attempt to log the user into the application.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return bool
     */
    protected function attemptLogin($request)
    {
        return $this->guard()->attempt(
            $this->credentials($request), $request->boolean('remember')
        );
    }
    /**
     * Get the guard to be used during authentication.
     *
     * @return \Illuminate\Contracts\Auth\StatefulGuard
     */
    protected function guard()
    {
        return Auth::guard("web");
    }

    /**
     * Validate the user login request.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return void
     *
     * @throws \Illuminate\Validation\ValidationException
     */
    protected function validateLogin($request)
    {
       
        $this->request_data = $request;
        $request->validate([
            'credentials'   => 'required|string',
            'password'      => 'required|string',
        ]);

        // if user exists with banner
        if(User::where($this->username(),$request->credentials)->where('status',GlobalConst::BANNED)->exists()) {
            throw ValidationException::withMessages([
                'credentials'   => 'Your account has been suspended!',
            ]);
        }

    }
    /**
     * Get the login username to be used by the controller.
     *
     * @return string
     */
    public function username()
    {
        $request = $this->request_data->all();
        $credentials = $request['credentials'];
        if(filter_var($credentials,FILTER_VALIDATE_EMAIL)) {
            return "email";
        }
        return "username";
    }
    /**
     * Get the needed authorization credentials from the request.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return array
     */
    protected function credentials(Request $request)
    {
        $request->merge(['status' => true]);
        $request->merge([$this->username() => $request->credentials]);
        return $request->only($this->username(), 'password','status');
    }
    /**
     * Send the response after the user was authenticated.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\RedirectResponse|\Illuminate\Http\JsonResponse
     */
    protected function sendLoginResponse($request,$order)
    {
        $request->session()->regenerate();

        $this->clearLoginAttempts($request);

        if ($response = $this->authenticated($request, $this->guard()->user(),$order)) {
            return $response;
        }

        return $request->wantsJson()
                    ? new JsonResponse([], 204)
                    : redirect()->intended($this->redirectPath());
    }
    /**
     * Clear the login locks for the given user credentials.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return void
     */
    protected function clearLoginAttempts(Request $request)
    {
        $this->limiter()->clear($this->throttleKey($request));
    }
    /**
     * Fire an event when a lockout occurs.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return void
     */
    protected function fireLockoutEvent($request)
    {
        event(new Lockout($request));
    }

    /**
     * Get the throttle key for the given request.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return string
     */
    protected function throttleKey(Request $request)
    {
        return Str::transliterate(Str::lower($request->input($this->username())).'|'.$request->ip());
    }

    /**
     * Get the rate limiter instance.
     *
     * @return \Illuminate\Cache\RateLimiter
     */
    protected function limiter()
    {
        return app(RateLimiter::class);
    }
    /**
     * Increment the login attempts for the user.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return void
     */
    protected function incrementLoginAttempts($request)
    {
        $this->limiter()->hit(
            $this->throttleKey($request), $this->decayMinutes() * 60
        );
    }
    /**
     * Increment the counter for a given key for a given decay time.
     *
     * @param  string  $key
     * @param  int  $decaySeconds
     * @return int
     */
    public function hit($key, $decaySeconds = 60)
    {
        $key = $this->cleanRateLimiterKey($key);

        $this->cache->add(
            $key.':timer', $this->availableAt($decaySeconds), $decaySeconds
        );

        $added = $this->cache->add($key, 0, $decaySeconds);

        $hits = (int) $this->cache->increment($key);

        if (! $added && $hits == 1) {
            $this->cache->put($key, 1, $decaySeconds);
        }

        return $hits;
    }
    /**
     * Get the number of minutes to throttle for.
     *
     * @return int
     */
    public function decayMinutes()
    {
        return property_exists($this, 'decayMinutes') ? $this->decayMinutes : 1;
    }
    /**
     * Get the failed login response instance.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Symfony\Component\HttpFoundation\Response
     *
     * @throws \Illuminate\Validation\ValidationException
     */
    protected function sendFailedLoginResponse($request)
    {
        throw ValidationException::withMessages([
            "credentials" => [trans('auth.failed')],
        ]);
    }
    /**
     * The user has been authenticated.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  mixed  $user
     * @return mixed
     */
    protected function authenticated(Request $request, $user,$order)
    {
        $order_data     = TemporaryData::where('identifier',$order->identifier)->first();
        $update_data    = [
            'merchant_api_key'  => [
                'client_id'     => $order_data->data->merchant_api_key->client_id,
                'secret_id'     => $order_data->data->merchant_api_key->secret_id,
                'env'           => $order_data->data->merchant_api_key->env,
                'stripe_secret' => $order_data->data->merchant_api_key->stripe_secret,
            ],
            'merchant_account'  => [
                'name'          => $order_data->data->merchant_account->name,
                'merchant_id'   => $order_data->data->merchant_account->merchant_id
            ],
            'expiration'        => $order_data->data->expiration,
            'amount'            => $order_data->data->amount,
            'fixed_charge'      => $order_data->data->fixed_charge,
            'percent_charge'    => $order_data->data->percent_charge,
            'total_charge'      => $order_data->data->total_charge,
            'total_payable'     => $order_data->data->total_payable,
            'currency'          => $order_data->data->currency,
            'success_url'       => $order_data->data->success_url,
            'cancel_url'        => $order_data->data->cancel_url,
            'token'             => $order_data->data->token
        ];
        $order_data->update([
            'data'  => $update_data
        ]);
        $user->update([
            'two_factor_verified'   => false,
        ]);
        $this->createLoginLog($user);
        $this->refreshMerchant($user);
        return redirect()->intended(route('order.checkout.index',$order_data->identifier));
    }
    /**
     * Method for create login logs
     */
    protected function createLoginLog($user) {
        $client_ip = request()->ip() ?? false;
        $location = geoip()->getLocation($client_ip);

        $agent = new Agent();

        $mac = "";

        $data = [
            'user_id'       => $user->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() ?? "",
        ];

        try{
            UserLoginLog::create($data);
        }catch(Exception $e) {
            // return false;
        }
    }

    /**
     * refresh merchant info
     */
    protected function refreshMerchant($user){
        $data   = MerchantApiKey::where('user_id',$user->id)->first();
        if(!$data){
            $merchant['user_id']   = $user->id;
            $merchant['client_id'] = generate_unique_string_number();
            $merchant['secret_id'] = generate_unique_string_number();
            $merchant['env']       = global_const()::ENV_SANDBOX;
            try{
                MerchantApiKey::insert($merchant);
            }catch(Exception $e){
                throw new Exception("Failed to create merchant! Please try again.");
            }
        }
    }
}

• [D] Auth
• [F] AddMoneyController.php
  Delete
• [F] AuthorizationController.php
  Delete
• [F] CardController.php
  Delete
• [F] CheckoutController.php
  Delete
• [F] DashboardController.php
  Delete
• [F] KycController.php
  Delete
• [F] LoginController.php
  Delete
• [F] MerchantDetailsController.php
  Delete
• [F] ProfileController.php
  Delete
• [F] SecurityController.php
  Delete
• [F] SettingsController.php
  Delete
• [F] SupportTicketController.php
  Delete
• [F] TransactionLogController.php
  Delete
• [F] TransferMoneyController.php
  Delete
• [F] UserController.php
  Delete

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