<?php
namespace app\admin\controller;

class SysArticle extends Auth
{

    public function index(){
        if(request()->isAjax()){
            //分页参数
            $length = input('rows',10,'intval');   //每页条数
            $page = input('page',1,'intval');      //第几页
            $start = ($page - 1) * $length;     //分页开始位置
            //排序
            $sortRow = input('sidx','id','trim');      //排序列
            $sort = input('sord','desc','trim');        //排序方式
            $order = $sortRow.' '.$sort;

            $map= empty($map) ? true: $map;
            //数据查询
            $lists = db('sys_article')->limit($start,$length)->where($map)->order($order)->select();

            //数据返回
            $totalCount = db('sys_article')->where($map)->count();
            $totalPage = ceil($totalCount/$length);
            $result['page'] = $page;
            $result['total'] = $totalPage;
            $result['records'] = $totalCount;
            $result['rows'] = $lists;
            return json($result);
        }else{
            return $this->fetch();
        }

    }

    /**
     * 新增/编辑
     */
    public function add($id=0){

        if(request()->isPost()){
            $res = model('SysArticle')->updates();
            if($res){
                $this->success('操作成功',url('index'));
            }else{
                $this->error(model('SysArticle')->getError());
            }
        }else{
            $title = '新增';
            if($id){
                $title = '编辑';
                $info = db('sys_article')->where('id',$id)->find();
                $this->assign('info',$info);
            }

            $this->assign('title',$title);
            return $this->fetch();
        }
    }

}