<?php

declare(strict_types=1);

namespace App\Controller\Api\V1;

use App\Controller\AbstractController;
use App\Middleware\AuthMiddleware;
use App\Model\User;
use Hyperf\HttpServer\Annotation\Controller;
use Hyperf\HttpServer\Annotation\Middleware;
use Hyperf\HttpServer\Annotation\RequestMapping;

#[Controller(prefix: "/api/v1/users")]
class UserController extends AbstractController
{
    /**
     * 用户列表
     *
     * 支持分页、按 username/email 模糊搜索、按 status 精确筛选
     */
    #[RequestMapping(path: "", methods: "GET")]
    #[Middleware(AuthMiddleware::class)]
    public function index(): array
    {
        $page = max(1, (int) $this->request->input('page', 1));
        $per_page = min(100, max(1, (int) $this->request->input('per_page', 15)));

        $query = User::query();

        // 按 username 模糊搜索
        $username = $this->request->input('username');
        if ($username !== null && $username !== '') {
            $query->where('username', 'like', '%' . $username . '%');
        }

        // 按 email 模糊搜索
        $email = $this->request->input('email');
        if ($email !== null && $email !== '') {
            $query->where('email', 'like', '%' . $email . '%');
        }

        // 按 status 精确筛选
        $status = $this->request->input('status');
        if ($status !== null && $status !== '') {
            $query->where('status', (int) $status);
        }

        // 按 created_at 降序排序
        $query->orderBy('created_at', 'desc');

        $total = $query->count();
        $items = $query->offset(($page - 1) * $per_page)
            ->limit($per_page)
            ->get();

        return [
            'code' => 0,
            'message' => '获取成功',
            'data' => [
                'items' => $items,
                'total' => $total,
                'page' => $page,
                'per_page' => $per_page,
            ],
        ];
    }

    /**
     * 用户详情
     *
     * @param int $id 用户 ID
     */
    #[RequestMapping(path: "{id}", methods: "GET")]
    #[Middleware(AuthMiddleware::class)]
    public function show(int $id): \Psr\Http\Message\ResponseInterface|array
    {
        $user = User::query()->find($id);

        if (!$user) {
            return $this->response->json([
                'code' => 404,
                'message' => '用户不存在',
            ])->withStatus(404);
        }

        return [
            'code' => 0,
            'message' => '获取成功',
            'data' => $user,
        ];
    }
}