<?php

namespace App\Http\Controllers\Api\V1\Admin\User;

use App\Http\Controllers\Controller;
use App\Models\AdminUser;
use App\Support\ApiResponse;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;

/** GET /api/v1/admin/admin-users */
final class AdminUserIndexController extends Controller
{
    public function __invoke(Request $request): JsonResponse
    {
        $perPage = min(max((int) $request->integer('per_page', 25), 1), 100);
        $page = max((int) $request->integer('page', 1), 1);
        $keyword = trim((string) $request->query('keyword', ''));

        $q = AdminUser::query()
            ->with(['roles'])
            ->orderByDesc('id');

        if ($keyword !== '') {
            $q->where(function ($sub) use ($keyword): void {
                $sub->where('username', 'like', '%'.$keyword.'%')
                    ->orWhere('name', 'like', '%'.$keyword.'%')
                    ->orWhere('email', 'like', '%'.$keyword.'%');
            });
        }

        $paginator = $q->paginate($perPage, ['*'], 'page', $page);

        return ApiResponse::success([
            'items' => collect($paginator->items())->map(
                fn (AdminUser $user): array => $this->row($user)
            )->all(),
            'meta' => [
                'current_page' => $paginator->currentPage(),
                'per_page' => $paginator->perPage(),
                'total' => $paginator->total(),
                'last_page' => $paginator->lastPage(),
            ],
        ]);
    }

    /** @return array<string, mixed> */
    private function row(AdminUser $user): array
    {
        return [
            'id' => (int) $user->id,
            'username' => $user->username,
            'nickname' => $user->name,
            'email' => $user->email,
            'status' => (int) $user->status,
            'roles' => $user->adminRoleSlugs(),
            'direct_permissions' => $user->directLegacyPermissionSlugs(),
            'effective_permissions' => $user->adminPermissionSlugs(),
        ];
    }
}