Catalog: Wrap EntityOrphanWarning in EntitySwitch

Signed-off-by: Johan Haals <johan.haals@gmail.com>

packages/app/src/components/catalog/EntityPage.tsx

@@ -41,6 +41,7 @@ import {
   isKind,
   EntityHasResourcesCard,
   EntityOrphanWarning,
+  isOrphan,
 } from '@backstage/plugin-catalog';
 import {
   EntityCircleCIContent,
@@ -215,9 +216,14 @@ const errorsContent = (
 
 const overviewContent = (
   <Grid container spacing={3} alignItems="stretch">
-    <Grid item xs={12}>
-      <EntityOrphanWarning />
-    </Grid>
+    <EntitySwitch>
+      <EntitySwitch.Case if={isOrphan}>
+        <Grid item xs={12}>
+          <EntityOrphanWarning />
+        </Grid>
+      </EntitySwitch.Case>
+    </EntitySwitch>
+
     <Grid item md={8} xs={12}>
       <EntityAboutCard variant="gridItem" />
     </Grid>

plugins/catalog/src/components/EntityOrphanWarning/EntityOrphanWarning.tsx

@@ -14,12 +14,16 @@
  * limitations under the License.
  */
 
+import { Entity } from '@backstage/catalog-model';
 import { useEntity } from '@backstage/plugin-catalog-react';
 import { Alert } from '@material-ui/lab';
 import React, { useState } from 'react';
 import { useNavigate } from 'react-router';
 import { DeleteEntityDialog } from './DeleteEntityDialog';
 
+export const isOrphan = (entity: Entity) =>
+  entity?.metadata?.annotations?.['backstage.io/orphan'] === 'true';
+
 /**
  * Displays a warning alert if the entity is marked as orphan with the ability to delete said entity.
  */
@@ -28,7 +32,7 @@ export const EntityOrphanWarning = () => {
   const [confirmationDialogOpen, setConfirmationDialogOpen] = useState(false);
 
   const { entity } = useEntity();
-  if (entity.metadata?.annotations?.['backstage.io/orphan'] !== 'true') {
+  if (entity?.metadata?.annotations?.['backstage.io/orphan'] !== 'true') {
     return null;
   }
 

plugins/catalog/src/components/EntityOrphanWarning/index.ts

@@ -14,4 +14,4 @@
  * limitations under the License.
  */
 
-export { EntityOrphanWarning } from './EntityOrphanWarning';
+export { EntityOrphanWarning, isOrphan } from './EntityOrphanWarning';