amb_wechatapp/application/admin/controller/user/Message.php

<?php

namespace app\admin\controller\user;

use app\common\controller\Backend;
use think\Db;
/**
 * 消息通知
 *
 * @icon fa fa-circle-o
 */
class Message extends Backend
{

    /**
     * Message模型对象
     * @var \app\admin\model\user\Message
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\user\Message;
    }



    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */


    /**
     * 查看
    */
    public function index()
    {
       //当前是否为关联查询
       $this->relationSearch = false;
       //设置过滤方法
       $this->request->filter(['strip_tags', 'trim']);
       //如果发送的来源是Selectpage，则转发到Selectpage
       if ($this->request->request('keyField')) {
           return $this->selectpage();
       }
       list($where, $sort, $order, $offset, $limit) = $this->buildparams();
       
       $list = $this->model
          
          ->where($where)
          ->order($sort, $order)
           ->field("content",true)
          ->paginate($limit);

       
       $result = array("total" => $list->total(), "rows" => $list->items());
       
       return $this->success("获取成功",$result);
    }

    /**
     * 添加
     *
     * @return string
     * @throws \think\Exception
     */
    public function add()
    {
        if (false === $this->request->isPost()) {
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);

        $params['link'] = json_encode($params['link']);
        
        $params['uniacid'] = UNIACID;

        if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
            $params[$this->dataLimitField] = $this->auth->id;
        }
        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
                $this->model->validateFailException()->validate($validate);
            }
            $result = $this->model->allowField(true)->save($params);
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if ($result === false) {
            $this->error(__('No rows were inserted'));
        }
        $this->success("提交成功");
    }


    /**
     * 编辑
     *
     * @param $ids
     * @return string
     * @throws DbException
     * @throws \think\Exception
     */
    public function edit($ids = null)
    {
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds) && !in_array($row[$this->dataLimitField], $adminIds)) {
            $this->error(__('You have no permission'));
        }

        $params = $this->request->post('row/a');
        $params['link'] = json_encode($params['link']);
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);

        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.edit' : $name) : $this->modelValidate;
                $row->validateFailException()->validate($validate);
            }
            $result = $row->allowField(true)->save($params);
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if (false === $result) {
            $this->error(__('No rows were updated'));
        }
        $this->success("提交成功");
    }

    /**
     * 切换可用状态
     * @return void
     */
    public function changeStatus($id){
        $row = $this->model->get($id);
        if (!$row) {
            $this->error(__('No Results were found'));
        }

        $row->allowField(true)->save([
            'status'=>$row['status'] == 1 ? 0 : 1
        ]);

        return $this->success("操作成功");
    }

    /**
     * 获取详情
     * @param $id
     * @return mixed
     */
    public function detail($id=null){
        $row = $this->model->get($id);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $row['link'] = json_decode($row['link'],true);
        return $this->success("获取成功",$row);
    }
}