修改

@@ -2,8 +2,8 @@ package protocol
 
 //RequestPageInfo 分页获取数据
 type RequestPageInfo struct {
-	PageIndex int `json:"page_index"`
-	PageSize  int `json:"page_size"`
+	PageIndex int `json:"pageNumber"`
+	PageSize  int `json:"pageSize"`
 }
 
 //ResponsePageInfo 分页信息

 package protocol
 
-var NullData = struct{}{}
+var (
+	NullData  = struct{}{}
+	NullSlice = []interface{}{}
+)
 
 //CustomErrParse 解析自定义错误结构体
 type CustomErrParse interface {
@@ -94,9 +97,9 @@ func NewReturnResponse(data interface{}, eRR error) (msg *ResponseMessage) {
 	if data == nil {
 		data = NullData
 	}
+
 	if eRR == nil {
 		msg = NewMessage("0")
-
 		msg.Data = data
 		return msg
 	}

@@ -377,25 +377,26 @@ func GetDepartmentUser(companyid int64, departmentid int64) ([]protocol.DepartUs
 		department *models.Department
 		err        error
 	)
+	var (
+		returnData []protocol.DepartUserBase
+	)
 	department, err = models.GetDepartmentById(departmentid)
 	if err != nil {
 		log.Error("获取部门失败:%s", err)
-		return nil, nil
+		return returnData, nil
 	}
 	if department.CompanyId != companyid {
 		log.Error("deparment.CompanyId err")
-		return nil, protocol.NewErrWithMessage("1")
+		return returnData, protocol.NewErrWithMessage("1")
 	}
 	const dataSql string = `SELECT b.nick_name,a.user_company_id FROM user_department AS a
 							JOIN user_company AS b ON a.user_company_id = b.id
 							WHERE a.department_id=? AND b.delete_at=0 AND a.enable_status = 1 `
-	var (
-		returnData []protocol.DepartUserBase
-	)
+
 	err = utils.ExecuteQueryAll(&returnData, dataSql, department.Id)
 	if err != nil {
 		log.Error("EXECUTE SQL err:%s", err)
-		return nil, protocol.NewErrWithMessage("1")
+		return returnData, protocol.NewErrWithMessage("1")
 	}
 	return returnData, nil
 }