<?php

namespace App\Http\Controllers\Auth;

use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use App\Http\Controllers\Controller;
use Illuminate\Foundation\Auth\RedirectsUsers;
use Illuminate\Foundation\Auth\ThrottlesLogins;
use Illuminate\Validation\ValidationException;
use Illuminate\Support\Facades\Hash;

class LoginController extends Controller
{
    /*
    |--------------------------------------------------------------------------
    | Login Controller
    |--------------------------------------------------------------------------
    |
    | This controller handles authenticating users for the application and
    | redirecting them to your home screen. The controller uses a trait
    | to conveniently provide its functionality to your applications.
    |
    */
    use RedirectsUsers, ThrottlesLogins;

    protected $redirectTo = '/';

    public function __construct()
    {
        $this->middleware('guest')->except('logout');
    }

    public function showLoginForm()
    {
        return view('auth.login');
    }

    public function login(Request $request)
    {
        $this->validateLogin($request);

        if ($this->hasTooManyLoginAttempts($request)) {
            $this->fireLockoutEvent($request);

            return $this->sendLockoutResponse($request);
        }

        if ($this->attemptLogin($request)) {

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

        $this->incrementLoginAttempts($request);
        return $this->sendFailedLoginResponse($request);
    }

    protected function validateLogin(Request $request)
    {
        $this->validate($request, [
            $this->username() => 'required|string',
            'password' => 'required|string',
        ]);
    }

    protected function attemptLogin(Request $request)
    {
        return $this->guard()->attempt(
            $this->credentials($request), $request->filled('remember')
        );
    }

    protected function credentials(Request $request)
    {
        return $request->only($this->username(), 'password');
    }

    protected function sendLoginResponse(Request $request)
    {
        $request->session()->regenerate();
        $this->clearLoginAttempts($request);

        // $request->session()->put(['user_status'=> 'user logged in!']);
        return $this->authenticated($request, $this->guard()->user())
           ?: redirect()->intended($this->redirectTo);

    }

    protected function authenticated(Request $request, $user)
    {
        //
    }

    protected function sendFailedLoginResponse(Request $request)
    {
        $errors = [$this->username() => trans('auth.failed')];

        if ($request->expectsJson()) {
            return response()->json($errors, 422);
        }

        return redirect()->back()
            ->withInput($request->only($this->username(), 'remember'))
            ->withErrors($errors);

    }

    public function username()
    {
        return 'cell_number';
    }

    public function logout(Request $request)
    {
        $this->guard()->logout();
        $request->session()->invalidate();
        return redirect('/');
    }

    protected function guard()
    {
        return Auth::guard();
    }
}