package system_dto import ( "net/url" "reflect" ) type InputSetting struct { InvokeAddress string `json:"invoke_address" key:"system.node.invoke_address"` SitePrefix string `json:"site_prefix" key:"system.setting.site_prefix"` } func (i *InputSetting) Validate() error { _, err := url.Parse(i.InvokeAddress) if err != nil { return err } return nil } func ToKeyMap(i interface{}) map[string]string { result := make(map[string]string) val := reflect.ValueOf(i) typ := reflect.TypeOf(i) if typ.Kind() == reflect.Ptr { val = val.Elem() typ = typ.Elem() } switch typ.Kind() { case reflect.Struct: { for i := 0; i < typ.NumField(); i++ { f := typ.Field(i) if f.Tag.Get("key") != "" { result[f.Tag.Get("key")] = val.Field(i).String() } } } } return result }