<?php

namespace App\Http\Middleware;

use Illuminate\Http\Request;
use Inertia\Middleware;

class HandleInertiaRequests extends Middleware
{
    /**
     * The root template that's loaded on the first page visit.
     *
     * @see https://inertiajs.com/server-side-setup#root-template
     *
     * @var string
     */
    protected $rootView = 'app';

    /**
     * Determines the current asset version.
     *
     * @see https://inertiajs.com/asset-versioning
     */
    public function version(Request $request): ?string
    {
        return parent::version($request);
    }

    /**
     * Define the props that are shared by default.
     *
     * @see https://inertiajs.com/shared-data
     *
     * @return array<string, mixed>
     */
    public function share(Request $request): array
    {
        return [
            ...parent::share($request),
            'auth' => [
                'user' => $request->user(),
            ],
            'flash' => [
                'success' => fn () => $request->session()->get('success'),
                'error' => fn () => $request->session()->get('error'),
                'message' => fn () => $request->session()->get('message'),
                'status' => fn () => $request->session()->get('status'),
            ],
            'authConfig' => fn () => $this->getAuthConfig(),
        ];
    }

    /**
     * Get the auth UI configuration for the frontend.
     *
     * @return array<string, mixed>
     */
    protected function getAuthConfig(): array
    {
        $config = config('auth-ui');

        // Filter enabled providers
        $providers = collect($config['providers'] ?? [])
            ->filter(fn ($provider) => $provider['enabled'] ?? false)
            ->map(fn ($provider, $key) => [
                'key' => $key,
                'label' => $provider['label'],
                'icon' => $provider['icon'],
            ])
            ->values()
            ->all();

        return [
            'appName' => $config['app_name'] ?? config('app.name'),
            'features' => $config['features'],
            'login' => $config['login'],
            'register' => $config['register'],
            'forgotPassword' => $config['forgot_password'],
            'resetPassword' => $config['reset_password'],
            'providers' => $providers,
            'legal' => $config['legal'],
        ];
    }
}