<?php

namespace admin\service\prod;


use common\models\ZzNews;
use common\util\Util;
use Yii;

class NewsService
{
    /**
     * Function Description:获取新闻列表
     * Function Name: getNewsList
     * @param $param
     *
     * @return array
     *
     * @author 娄梦宁
     */
    public function getNewsList($param){
        $zz_news=new ZzNews();
        $result=$zz_news->GetNewsList($param);
        return Util::returnArrSu('新闻列表获取成功！',$result);
    }

    /**
     * Function Description:删除新闻
     * Function Name: DelNews
     * @param $news_id
     *
     * @return array
     *
     * @author 娄梦宁
     */
    public function DelNews($news_id)
    {
        if(!is_numeric ($news_id)){
            return Util::returnArrEr('参数错误！');
        }
        $zz_news=new ZzNews();
        $zz_news->DelNews($news_id);
        return Util::returnArrSu('新闻删除成功！');
    }

    /**
     * Function Description:获取新闻数据
     * Function Name: GetNewsInfo
     * @param $news_id
     *
     * @return array
     *
     * @author 娄梦宁
     */
    public function GetNewsInfo($news_id)
    {
        if(!is_numeric ($news_id)){
            return Util::returnArrEr('参数错误！');
        }
        $zz_news=new ZzNews();
        $data=$zz_news->GetNewsInfo($news_id);
        return Util::returnArrSu('新闻信息获取成功！',['news_data'=>$data]);
    }

    /**
     * Function Description:添加或修改新闻
     * Function Name: SaveNews
     * @param $params
     *
     * @return array
     *
     * @author 娄梦宁
     */
    public function SaveNews($params)
    {
        if($params['id']=='' || $params['news_title']=='' || $params['navi_content']=='' || $params['content']=='' ||$params['class_id']=='')
        {
            return Util::returnArrEr('参数错误！');
        }
        $zz_news=new ZzNews();
        if($params['id']== -1)
        {
            $cookies = Yii::$app->request->cookies;
            //新增新闻
            $params['user_id']=$cookies->getValue('uid',-1);
            $params['create_time']=date('Y-m-d H:i:s');
            unset($params['id']);
        }
        $zz_news->SaveNews($params);
        return Util::returnArrSu('新闻保存成功！');
    }
}