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use reflection

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This commit is contained in:
Ryan McKinley 2024-06-12 02:20:47 +03:00
parent 5c91e52922
commit 0118c7666a
1 changed files with 24 additions and 31 deletions
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55
pkg/services/apiserver/utils/meta.go
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@ -85,6 +85,7 @@ var _ GrafanaMetaAccessor = (*grafanaMetaAccessor)(nil)
type grafanaMetaAccessor struct {
raw interface{} // the original object (it implements metav1.Object)
obj metav1.Object
r reflect.Value
}
// Accessor takes an arbitrary object pointer and returns meta.Interface.
@ -96,7 +97,13 @@ func MetaAccessor(raw interface{}) (GrafanaMetaAccessor, error) {
if err != nil {
return nil, err
}
return &grafanaMetaAccessor{raw, obj}, nil
// look for Spec.Title or Spec.Name
r := reflect.ValueOf(raw)
if r.Kind() == reflect.Ptr || r.Kind() == reflect.Interface {
r = r.Elem()
}
return &grafanaMetaAccessor{raw, obj, r}, nil
}
func (m *grafanaMetaAccessor) Object() metav1.Object {
@ -405,11 +412,7 @@ func (m *grafanaMetaAccessor) GetAPIVersion() string {
if ok {
return typ.GetAPIVersion()
}
r := reflect.ValueOf(m.raw)
if r.Kind() == reflect.Ptr || r.Kind() == reflect.Interface {
r = r.Elem()
}
val := r.FieldByName("APIVersion")
val := m.r.FieldByName("APIVersion")
if val.IsValid() && val.Kind() == reflect.String {
return val.String()
}
@ -421,40 +424,30 @@ func (m *grafanaMetaAccessor) GetKind() string {
if ok {
return typ.GetKind()
}
r := reflect.ValueOf(m.raw)
if r.Kind() == reflect.Ptr || r.Kind() == reflect.Interface {
r = r.Elem()
}
kind := r.FieldByName("Kind")
if kind.IsValid() && kind.Kind() == reflect.String {
return kind.String()
val := m.r.FieldByName("Kind")
if val.IsValid() && val.Kind() == reflect.String {
return val.String()
}
return ""
}
func (m *grafanaMetaAccessor) FindTitle(defaultTitle string) string {
// look for Spec.Title or Spec.Name
r := reflect.ValueOf(m.raw)
if r.Kind() == reflect.Ptr || r.Kind() == reflect.Interface {
r = r.Elem()
}
if r.Kind() == reflect.Struct {
spec := r.FieldByName("Spec")
if spec.Kind() == reflect.Struct {
title := spec.FieldByName("Title")
if title.IsValid() && title.Kind() == reflect.String {
return title.String()
}
name := spec.FieldByName("Name")
if name.IsValid() && name.Kind() == reflect.String {
return name.String()
}
}
title := r.FieldByName("Title")
spec := m.r.FieldByName("Spec")
if spec.Kind() == reflect.Struct {
title := spec.FieldByName("Title")
if title.IsValid() && title.Kind() == reflect.String {
return title.String()
}
name := spec.FieldByName("Name")
if name.IsValid() && name.Kind() == reflect.String {
return name.String()
}
}
title := m.r.FieldByName("Title")
if title.IsValid() && title.Kind() == reflect.String {
return title.String()
}
return defaultTitle
}