<?php

namespace app\admin\controller\general;

use app\common\controller\Backend;

/**
 * 文件管理
 *
 * @icon fa fa-circle-o
 */
class Announcement extends Backend
{

    /**
     * Banner模型对象 茶说、公告、合成公告、轮播图
     * @var \app\admin\model\Banner
     */
    protected $model = null;

    protected $multiFields = 'status,is_show,is_top' ;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\common\model\AnnouncementModel;
        $this->view->assign("typeList", $this->model::getTypeList());
    }

    /**
     * 查
     * @return string|Json
     * @throws \think\Exception
     * @throws DbException
     */
    public function index()
    {
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if (false === $this->request->isAjax()) {
            return $this->view->fetch();
        }
        //如果发送的来源是 Selectpage，则转发到 Selectpage
        if ($this->request->request('keyField')) {
            return $this->selectpage();
        }
        [$where, $sort, $order, $offset, $limit] = $this->buildparams();

        $map = [];
        $type = $this->request->param('type_id/d');
        if($type > 0) $map['type_id'] = $type;
        $list = $this->model
            ->where($where)->where($map)
            ->order($sort, $order)
            ->paginate($limit);
        $result = ['total' => $list->total(), 'rows' => $list->items()];
        return json($result);
    }

  

}