func()

in banyand/stream/metadata.go [56:114]

• 59 lines of code
• 11 McCabe index (conditional complexity)

func (sr *schemaRepo) OnAddOrUpdate(m schema.Metadata) {
	switch m.Kind {
	case schema.KindGroup:
		g := m.Spec.(*commonv1.Group)
		if g.Catalog != commonv1.Catalog_CATALOG_STREAM {
			return
		}
		sr.SendMetadataEvent(resourceSchema.MetadataEvent{
			Typ:      resourceSchema.EventAddOrUpdate,
			Kind:     resourceSchema.EventKindGroup,
			Metadata: g.GetMetadata(),
		})
	case schema.KindStream:
		sr.SendMetadataEvent(resourceSchema.MetadataEvent{
			Typ:      resourceSchema.EventAddOrUpdate,
			Kind:     resourceSchema.EventKindResource,
			Metadata: m.Spec.(*databasev1.Stream).GetMetadata(),
		})
	case schema.KindIndexRuleBinding:
		irb, ok := m.Spec.(*databasev1.IndexRuleBinding)
		if !ok {
			sr.l.Warn().Msg("fail to convert message to IndexRuleBinding")
			return
		}
		if irb.GetSubject().Catalog == commonv1.Catalog_CATALOG_STREAM {
			ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
			stm, err := sr.metadata.StreamRegistry().GetStream(ctx, &commonv1.Metadata{
				Name:  irb.GetSubject().GetName(),
				Group: m.Group,
			})
			cancel()
			if err != nil {
				sr.l.Error().Err(err).Msg("fail to get subject")
				return
			}
			sr.SendMetadataEvent(resourceSchema.MetadataEvent{
				Typ:      resourceSchema.EventAddOrUpdate,
				Kind:     resourceSchema.EventKindResource,
				Metadata: stm.GetMetadata(),
			})
		}
	case schema.KindIndexRule:
		ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
		subjects, err := sr.metadata.Subjects(ctx, m.Spec.(*databasev1.IndexRule), commonv1.Catalog_CATALOG_STREAM)
		cancel()
		if err != nil {
			sr.l.Error().Err(err).Msg("fail to get subjects(stream)")
			return
		}
		for _, sub := range subjects {
			sr.SendMetadataEvent(resourceSchema.MetadataEvent{
				Typ:      resourceSchema.EventAddOrUpdate,
				Kind:     resourceSchema.EventKindResource,
				Metadata: sub.(*databasev1.Stream).GetMetadata(),
			})
		}
	default:
	}
}