show proper message on trash (#25563)

Author: ntsekouras

packages/editor/src/store/utils/notice-builder.js

@@ -31,11 +31,18 @@ export function getNotificationArgumentsForSaveSuccess( data ) {
 	const publishStatus = [ 'publish', 'private', 'future' ];
 	const isPublished = includes( publishStatus, previousPost.status );
 	const willPublish = includes( publishStatus, post.status );
+	const isTrashed = post.status === 'trash';
 
 	let noticeMessage;
 	let shouldShowLink = get( postType, [ 'viewable' ], false );
 
-	if ( ! isPublished && ! willPublish ) {
+	// Since there is not a label for a post_type `trash` action,
+	// we add the message manually.
+	// Reference: https://developer.wordpress.org/reference/functions/get_post_type_labels/
+	if ( isTrashed ) {
+		noticeMessage = `${ postType.labels.singular_name } trashed.`;
+		shouldShowLink = false;
+	} else if ( ! isPublished && ! willPublish ) {
 		// If saving a non-published post, don't show notice.
 		noticeMessage = null;
 	} else if ( isPublished && ! willPublish ) {

packages/editor/src/store/utils/test/notice-builder.js

@@ -17,6 +17,7 @@ describe( 'getNotificationArgumentsForSaveSuccess()', () => {
 			item_scheduled: 'scheduled',
 			item_updated: 'updated',
 			view_item: 'view',
+			singular_name: 'post',
 		},
 		viewable: false,
 	};
@@ -74,6 +75,11 @@ describe( 'getNotificationArgumentsForSaveSuccess()', () => {
 				},
 			],
 		],
+		[
+			'when post is trashed',
+			[ 'publish', 'trash' ],
+			[ 'post trashed.', defaultExpectedAction ],
+		],
 	].forEach(
 		( [
 			description,