<?php

namespace App\Http\Middleware;

use App\Actions\Permissions\PermissionService;
use App\Enums\Permission;
use App\Models\Project;
use Illuminate\Http\Request;
use Inertia\Middleware;

class HandleInertiaRequests extends Middleware
{
    public function __construct(
        private readonly PermissionService $permissionService,
    ) {}

    /**
     * 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
    {
        $user = $request->user();

        return [
            ...parent::share($request),
            'name' => config('app.name'),
            'appearance' => $request->attributes->get('appearance', 'system'),
            'localization' => [
                'locale' => app()->getLocale(),
                'timeZone' => config('app.timezone'),
            ],
            'auth' => [
                'permissions' => [
                    'canManageTeams' => $user !== null && ($this->permissionService->canManageAnyTeam($user) || $this->permissionService->allows($user, Permission::TeamCreate)),
                    'globalAdmin' => $user !== null && $this->permissionService->allows($user, Permission::GlobalAdmin),
                    'projectCreate' => $user !== null && $this->permissionService->allows($user, Permission::ProjectCreate),
                ],
                'user' => $user,
            ],
            'sidebarOpen' => ! $request->hasCookie('sidebar_state') || $request->cookie('sidebar_state') === 'true',
            'navigation' => fn (): array => [
                'project' => $this->projectNavigation($request),
            ],
        ];
    }

    /**
     * @return array{id: int, name: string, key: string, canManage: bool, canCreateTickets: bool}|null
     */
    private function projectNavigation(Request $request): ?array
    {
        $project = $request->route('project');
        $user = $request->user();

        if (! $project instanceof Project || $user === null) {
            return null;
        }

        $permissions = $this->permissionService->effectivePermissions($user, $project);

        if (! in_array(Permission::ProjectRead, $permissions, true)) {
            return null;
        }

        return [
            'id' => $project->id,
            'name' => $project->name,
            'key' => $project->key,
            'canManage' => in_array(Permission::ProjectAdmin, $permissions, true),
            'canCreateTickets' => in_array(Permission::ProjectWrite, $permissions, true),
        ];
    }
}