SortQuery

sortquery.go

package query

func SortQuery(objPtr interface{}) (res []string, err error) {
	reflectObjType := reflect.TypeOf(objPtr)
	if reflectObjType.Kind() != reflect.Ptr {
		return nil, errors.New("objPtr can only be pointers")
	}
	if reflectObjType.Elem().Kind() != reflect.Struct {
		return nil, errors.New("objPtr can only be struct")
	}
	reflectObjValue := reflect.ValueOf(objPtr).Elem()
	var vMap = map[string]interface{}{}
	var tagList []string
	for i := 0; i < reflectObjValue.NumField(); i++ {
		tagList = append(tagList, reflectObjValue.Type().Field(i).Name)
		vMap[reflectObjValue.Type().Field(i).Name] = reflectObjValue.Field(i).Interface()
	}
	sort.Strings(tagList)
	for _, k := range tagList {
		res = append(res, fmt.Sprintf("%s=%v", k, vMap[k]))
	}
	return
}