Command Palette: fix incorrect path and snackbar message when template part is deleted (#52034)

* Command Center: Fix incorrect navigation when deleting template part

* removeTemplate: consider title type

Author: t-hamano

packages/edit-site/src/hooks/commands/use-edit-mode-commands.js

@@ -111,6 +111,10 @@ function useManipulateDocumentCommands() {
 			template.type === 'wp_template'
 				? __( 'Delete template' )
 				: __( 'Delete template part' );
+		const path =
+			template.type === 'wp_template'
+				? '/wp_template'
+				: '/wp_template_part/all';
 		commands.push( {
 			name: 'core/remove-template',
 			label,
@@ -119,7 +123,7 @@ function useManipulateDocumentCommands() {
 				removeTemplate( template );
 				// Navigate to the template list
 				history.push( {
-					path: '/' + template.type,
+					path,
 				} );
 				close();
 			},

packages/edit-site/src/store/actions.js

@@ -141,11 +141,18 @@ export const removeTemplate =
 				throw lastError;
 			}
 
+			// Depending on how the entity was retrieved it's title might be
+			// an object or simple string.
+			const templateTitle =
+				typeof template.title === 'string'
+					? template.title
+					: template.title?.rendered;
+
 			registry.dispatch( noticesStore ).createSuccessNotice(
 				sprintf(
 					/* translators: The template/part's name. */
 					__( '"%s" deleted.' ),
-					decodeEntities( template.title.rendered )
+					decodeEntities( templateTitle )
 				),
 				{ type: 'snackbar', id: 'site-editor-template-deleted-success' }
 			);