kaunter/app/Http/Controllers/Auth/LoginController.php

<?php

namespace App\Http\Controllers\Auth;

use App\Http\Controllers\Controller;
use App\Providers\RouteServiceProvider;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Session;
use Illuminate\Support\Facades\Redirect;
use Illuminate\Foundation\Auth\AuthenticatesUsers;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Http;

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 AuthenticatesUsers;

    /**
     * Where to redirect users after login.
     *
     * @var string
     */
    protected $redirectTo = RouteServiceProvider::HOME;

    /**
     * Create a new controller instance.
     *
     * @return void
     */
    public function __construct()
    {
        $this->middleware('guest')->except('logout');
    }

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

    public function authenticate(Request $request)
    {
        $request->validate([
            'email' => 'required|string|email',
            'password' => 'required|string',
        ]);

        $credentials = $request->only('email', 'password');

        if (Auth::attempt($credentials)) {
            $auth_user = Auth::user();
            $cawangan_info = Http::get(config('api.url') . '/api/cawangan/'. $auth_user['cawangan'])->json();
            return view('homepage.home',compact('cawangan_info'));
        }

        return redirect('login')->with('error', 'Oppes! You have entered invalid credentials');
    }

    public function logout(){
        Auth::logout();
        Session::flush();
        return Redirect::to('/');
    }
}