<?php

namespace App\Http\Controllers;

use App\Models\User;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;

class UserSearchController extends Controller
{
    /**
     * Search users by name (only public identifiers are returned).
     */
    public function __invoke(Request $request): JsonResponse
    {
        $q = trim((string) $request->query('q', ''));

        if (mb_strlen($q) < 2) {
            return response()->json([]);
        }

        $escaped = addcslashes($q, '\\%_');

        return response()->json(
            User::query()
                ->where('name', 'like', "%{$escaped}%")
                ->orderBy('name')
                ->limit(10)
                ->get(['id', 'name', 'slug'])
                ->map(fn (User $u) => ['id' => $u->id, 'name' => $u->name, 'slug' => $u->slug])
                ->values()
        );
    }
}