<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Inertia\Inertia;

class AdminAuthController extends Controller
{
    /**
     * Show the admin login page.
     */
    public function showLogin()
    {
        return Inertia::render('Admin/Auth/Login');
    }

    /**
     * Handle an admin login attempt.
     */
    public function login(Request $request)
    {
        $validator = \Illuminate\Support\Facades\Validator::make($request->all(), [
            'email' => ['required', 'email'],
            'password' => ['required'],
        ], [
            'email.required' => 'Please enter your email address.',
            'email.email' => 'Please enter a valid email address.',
            'password.required' => 'Please enter your password.',
        ]);

        if ($validator->fails()) {
            return back()->withErrors($validator)->withInput($request->only('email'));
        }

        $credentials = $validator->validated();

        // Database-backed authentication check
        $user = \App\Models\User::where('email', $credentials['email'])->first();

        if (!$user) {
            return back()->withErrors([
                'email' => 'This email is not registered.',
            ])->withInput($request->only('email'));
        }

        if ($user->role !== 'admin') {
            return back()->withErrors([
                'email' => 'This email is not registered as an admin.',
            ])->withInput($request->only('email'));
        }

        if (!\Illuminate\Support\Facades\Hash::check($credentials['password'], $user->password)) {
            return back()->withErrors([
                'password' => 'The password you entered is incorrect.',
            ])->withInput($request->only('email'));
        }

        $request->session()->regenerate();

        auth()->login($user);

        session(['user' => (object)[
            'id' => $user->id,
            'name' => $user->name,
            'email' => $user->email,
            'role' => $user->role,
        ]]);

        return redirect()->intended('/admin/dashboard');
    }

    /**
     * Log the admin out of the application.
     */
    public function logout(Request $request)
    {
        session()->forget('user');

        $request->session()->invalidate();
        $request->session()->regenerateToken();

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