amb_wechatapp/application/admin/controller/page/Navigation.php

<?php

namespace app\admin\controller\page;

use app\common\controller\Backend;
use think\Db;
/**
 * 页面导航
 *
 * @icon fa fa-circle-o
 */
class Navigation extends Backend
{

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

    public function _initialize()
    {
        parent::_initialize();

        //填充默认配置
        \app\common\model\fill\Handle::check('page_navigation');
        $this->model = new \app\admin\model\page\Navigation;
    }


    /**
     * 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, $order)
          ->paginate($limit);

        $rows = $list->toArray();

        if(!empty($rows['data'])){
            foreach ($rows['data'] as &$item){
                $item = $this->model->paramsStructure($item,'decode');
            }
        }


        $result = array("total" => $rows['total'], "rows" => $rows['data']);

        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 = $this->model->paramsStructure($params,'encode');

        if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
            $params[$this->dataLimitField] = $this->auth->id;
        }
        $params['uniacid'] = UNIACID;
        $result = false;
        Db::startTrans();
        try {
            if($params['status'] == 1){
                $this->setStatus();
            }
            //是否采用模型验证
            if ($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());
        }
        \think\Cache::rm(\app\common\constant\cache\Keys::PAGE_NAVIGATION);
        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 = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);

        $params = $this->model->paramsStructure($params,'encode');
        $result = false;
        Db::startTrans();


        try {

            if($params['status'] == 1){
                $this->setStatus();
            }

            //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());
        }

        \think\Cache::rm(\app\common\constant\cache\Keys::PAGE_NAVIGATION);
        if (false === $result) {
            $this->error(__('No rows were updated'));
        }
        $this->success("提交成功");
    }

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

    /**
     * 获取属性
     * @return mixed
     */
    public function getAttr(){
        return $this->success("获取成功",[
            'status'=>$this->model->getStatusList(),
            'take_page'=>$this->model->getTakePageList(),
            'platform'=>$this->model->getPlatformList(),
        ]);
    }


    /**
     * 删除
     * @param $ids
     * @return void
     * @throws DbException
     * @throws DataNotFoundException
     * @throws ModelNotFoundException
     */
    public function del($ids = null)
    {
        if (false === $this->request->isPost()) {
            $this->error(__("Invalid parameters"));
        }
        $ids = $ids ?: $this->request->post("ids");
        if (empty($ids)) {
            $this->error(__('Parameter %s can not be empty', 'ids'));
        }
        $pk = $this->model->getPk();
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds)) {
            $this->model->where($this->dataLimitField, 'in', $adminIds);
        }
        $list = $this->model->where($pk, 'in', $ids)->select();

        $count = 0;
        Db::startTrans();
        try {
            foreach ($list as $item) {
                if($item->default_navigation != 1){
                    $count += $item->delete();
                }
            }
            Db::commit();
        } catch (PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        \think\Cache::rm(\app\common\constant\cache\Keys::PAGE_NAVIGATION);
        if ($count) {
            $this->success("已删除{$count}条数据");
        }
        $this->error(__('No rows were deleted'));
    }

    /**
     * 设置导航栏状态
     * 导航栏状态具有唯一性，手机端采用启用的导航栏数据
     * @return void
     */
    public function setStatus(){
        $this->model->where([
            'status'=>1,
            'default_navigation'=>0
        ])->update([
            'status'=>0
        ]);

        \think\Cache::rm(\app\common\constant\cache\Keys::PAGE_NAVIGATION);
    }

    /**
     * 切换可用状态
     * @return void
     */
    public function changeStatus($id){
        $row = $this->model->get($id);
        if (!$row || $row['default_navigation'] == 1) {
            $this->error(__('No Results were found'));
        }

        \think\Cache::rm(\app\common\constant\cache\Keys::PAGE_NAVIGATION);

        $this->setStatus();

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

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


}