coruna-lab/app/Http/Controllers/Admin/AuthController.php

<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;

class AuthController extends Controller
{
    public function showLogin()
    {
        if (Auth::guard('admin')->check()) {
            return redirect()->route('admin.home');
        }

        return view('admin.login');
    }

    public function home()
    {
        return view('admin.shell');
    }

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

        if (Auth::guard('admin')->attempt(
            ['username' => $credentials['username'], 'password' => $credentials['password']],
            $request->boolean('remember')
        )) {
            $request->session()->regenerate();

            return redirect()->intended(route('admin.home'));
        }

        return back()->withErrors(['username' => '用户名或密码错误'])->onlyInput('username');
    }

    public function logout(Request $request)
    {
        Auth::guard('admin')->logout();
        $request->session()->invalidate();
        $request->session()->regenerateToken();

        return redirect()->route('admin.login');
    }
}