<?php


namespace app\api\controller\v1;

use app\api\controller\ApiController;
use app\common\validate\IDMustBePositiveInt;
use app\common\model\Banner as BannerModel;
use app\http\IResponse;
use Lettered\Support\Exceptions\TokenException;

class Banner extends ApiController
{
    /**
     * 获取Banner信息
     *
     * @url   /banner/:id
     * @http  GET
     * @param $id
     *
     * @return mixed
     * @throws \Lettered\Support\Exceptions\EvidentException
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function getBannerByID($id)
    {
        // 输入参数检查
        (new IDMustBePositiveInt())->valid();
//        throw new TokenException();
        // 获取ID数据
        $banner = BannerModel::getBannerById($id);
        if (!$banner) {
            // 错误返回
            return $this->ApiJson(-1,"请求数据不存在");
        }
        
        return $this->ApiJson(0,'OK!', $banner);
    }
}