[MM-53636] Add channel/team name back for the Saved Posts view (#24117)

* [MM-53636] Add channel/team name back for the Saved Posts view

* E2E test

e2e-tests/cypress/tests/integration/channels/messaging/post_pre_header_spec.js

@@ -40,6 +40,19 @@ describe('Post PreHeader', () => {
             // * Assert the preHeader is displayed and works as expected
             verifySavedPost(postId, message);
 
+            // # Click the saved link
+            cy.get('@savedLink').click();
+
+            // * Check that the saved post shows the channel name
+            cy.findByTestId('search-item-container').within(() => {
+                cy.get('span.search-channel__name').
+                    should('be.visible').
+                    and('have.text', 'Off-Topic');
+            });
+
+            // # Close the RHS
+            cy.get('#searchResultsCloseButton').should('be.visible').click();
+
             // # Click again the center save icon of a post
             cy.clickPostSaveIcon(postId);
 

webapp/channels/src/components/post/post_component.tsx

@@ -527,7 +527,7 @@ const PostComponent = (props: Props): JSX.Element => {
                         className='search-channel__name__container'
                         aria-hidden='true'
                     >
-                        {Boolean(isSearchResultItem) &&
+                        {(Boolean(isSearchResultItem) || props.isFlaggedPosts) &&
                         <span className='search-channel__name'>
                             {channelDisplayName}
                         </span>
@@ -541,7 +541,7 @@ const PostComponent = (props: Props): JSX.Element => {
                             />
                         </span>
                         }
-                        {Boolean(isSearchResultItem) && Boolean(props.teamDisplayName) &&
+                        {(Boolean(isSearchResultItem) || props.isFlaggedPosts) && Boolean(props.teamDisplayName) &&
                         <span className='search-team__name'>
                             {props.teamDisplayName}
                         </span>