Session

// Controller
<?php

namespace App\Http\Controllers;

use App\Users;
use Illuminate\Http\Request;
use Illuminate\Http\Response;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\File;
use Illuminate\Support\Facades\Storage;

class UserController extends Controller
{
    public function getDashboard()
    {
        return view('dashboard');
    }

    public function postSignUp(Request $request)
    {
        $this->validate($request, [
            'email' => 'required|email|unique:users',
            'full_name' => 'required|max:120',
            'password' => 'required|min:4'
        ]);

        $email = $request['email'];
        $full_name = $request['full_name'];
        $password = bcrypt($request['password']);

        $user = new Users();
        $user->email = $email;
        $user->full_name = $full_name;
        $user->password = $password;

        $user->save();

        Auth::login($user);

        return redirect()->route('dashboard');
    }

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

        if (Auth::attempt(['email' => $request['email'], 'password' => $request['password']])) {
            return redirect()->route('dashboard');
        }
        return redirect()->back();
    }
}

// View
@extends('layout.master')

@section('title')
    Welcome to my Twitter Apps
@endsection

@section('content')
    <div class="row">
        <div class="col-md-6">
            <h3>Sign Up</h3>
            <form action="{{ route('signup') }}" method="post">
                <div class="form-group">
                    <label for="email">Your E-mail</label>
                    <input class="form-control" type="text" name="email" id="email">
                </div>
                <div class="form-group">
                    <label for="full_name">Your Full Name</label>
                    <input class="form-control" type="text" name="full_name" id="full_name">
                </div>
                <div class="form-group">
                    <label for="password">Your Password</label>
                    <input class="form-control" type="password" name="password" id="password">
                </div>
                <button type="submit" class="btn btn-default">Submit</button>
                <input type="hidden" name="_token" value="{{ Session::token() }}">
            </form>
        </div>
        <div class="col-md-6">
            <h3>Sign In</h3>
            <form action="#" method="post">
                <div class="form-group">
                    <label for="email">Your E-mail</label>
                    <input class="form-control" type="text" name="email" id="email">
                </div>
                <div class="form-group">
                    <label for="password">Your Password</label>
                    <input class="form-control" type="password" name="password" id="password">
                </div>
                <button type="submit" class="btn btn-default">Submit</button>
            </form>
        </div>
    </div>
@endsection

// Routes

Route::group(['middleware' => ['web']], function() {

    Route::get('/', function () {
        return view('welcome');
    });

    Route::post('/signup', [
        'uses' => 'UserController@postSignUp',
        'as' => 'signup'
    ]);

    Route::post('/signin', [
        'uses' => 'UserController@postSignIn',
        'as' => 'signin'
    ]);

    Route::get('/logout', [
        'uses' => 'UserController@getLogout',
        'as' => 'logout'
    ]);

    Route::get('/dashboard', [
        'uses' => 'UserController@getDashboard',
        'as' => 'dashboard'
    ]);

});