ldc-crm/app/Http/Controllers/LoginController.php

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;

class LoginController extends Controller
{
    /**
     * Shows the login view.
     *
     * @return \Illuminate\Contracts\View\View
     */
    public function index(): \Illuminate\Contracts\View\View
    {
        return view('login');
    }

    /**
     * Authenticate specific user.
     *
     * @param \Illuminate\Http\Request $request
     * @return \Illuminate\Http\RedirectResponse
     */
    public function authenticate(Request $request): \Illuminate\Http\RedirectResponse
    {
        if (
            Auth::attempt(
                ["email" => $request->email, "password" => $request->password],
                $request->remember !== null ? true : false
            )
        ) {
            return redirect()->route('customers.index');
        } else {
            return redirect()->back()->withInput($request->except("password"))
                ->withErrors("Les identifiants entrés sont incorrects, veuillez réessayer.");
        }
    }

    /**
     * Logout user connected.
     *
     * @return \Illuminate\Http\RedirectResponse
     */
    public function logout(): \Illuminate\Http\RedirectResponse
    {
        Auth::logout();
        return redirect()->route('login');
    }
}