多表删除部分问题

controller: 

//      删除
    public function actionDeleteModule() {
        $id = SwInputUtil::getRequestInt('id');
        try {
            $module_model = new AppModuleModel();
            $shares = $module_model->getShareIdFromId($id);
            $share_id = $shares['shareId'];
            $del_module = $module_model->deleteModule('function_module',$id);
            if ($share_id != '') {
                $del_share = $module_model->deleteModule('share_module',$share_id);
            }
        } catch (Exception $e) {
            print $e->getMessage();
            exit();
        }
        if (isset($del_share)) {
            $res = $del_module && $del_share;
        } else {
            $res = $del_module;
        }
        $code = $res ? 0 : 1;
        $msg = $res ? '删除成功' : '删除失败';
        $this->jsonStatusMessage($code,$msg);
        
    }

 if ($data['share_id'] != '' && $data['isShare'] == 2) {
            # 原来有关联 现在无 则删除
            $share_id = $data['share_id'];
            $module_model = new AppModuleModel();
            $del_share = $module_model->deleteModule('share_module',$share_id);
            if (!$del_share) {
                $code = 1;
                $msg = '操作失败';
                $this->jsonStatusMessage($code,$msg);
            }
        }

 

model:

    @todo 删除功能
    public function deleteModule($table,$id) {
        $db = new DbCommander($this->database_name);
        $rel = $db->delete($table,['id' => $id]);
        return $rel;
    }

list:

    // 删除
    function module_delete(id) {
        $.ajax({
            type: "GET",
            url: 'DeleteGoods',
            data: {id: id},
            dataType: "json",
            success: function (data) {
                if (data.status == 0) {
                    alert("删除成功");
                    location.href = 'goodslist';

                } else if (data.status == 1) {
                    alert("删除失败！！");
                    location.href = 'goodslist';
                }
            },
            error: function (data) {
                alert("请求失败！！");
                location.href = 'goodslist';
            }
        });
    }