fix: [CODE-3401] UI updates for PR page (#3591)

* fix: [CODE-3401] show updated timestamp for all PRs in space listing
* fix: [CODE-3401] lint
* fix: [CODE-3401] remove empty repo details once content is added
* fix: [CODE-3401] file path in PR Compare view
* fix: [CODE-3401] add updated timestamp to PR listing on spaces

web/src/components/DiffViewer/DiffViewer.tsx

@@ -494,7 +494,7 @@ const DiffViewerInternal: React.FC<DiffViewerProps> = ({
                     ? branchInfo
                       ? pullReqMetadata?.source_branch
                       : pullReqMetadata?.source_sha
-                    : commitSHA || '',
+                    : sourceRef ?? commitSHA ?? '',
                   resourcePath: diff.isRename ? diff.newName : diff.filePath
                 })}>
                 {diff.isRename ? `${diff.oldName} -> ${diff.newName}` : diff.filePath}

web/src/framework/strings/stringTypes.ts

@@ -884,6 +884,7 @@ export interface StringsMap {
   'pr.titlePlaceHolder': string
   'pr.toggleComments': string
   'pr.unified': string
+  'pr.updatedLine': string
   'pr.useCmdLineToResolveConflicts': string
   'prChecks.error': string
   'prChecks.failure': string

web/src/i18n/strings.en.yaml

@@ -293,6 +293,7 @@ pr:
   executionState: '{state|success:Success,failed:Failed}'
   state: '{state|closed:Closed,merged:Merged,rejected:Rejected,draft:Draft,Open}'
   statusLine: '#{number} {state|merged:merged,closed:closed,rejected:rejected,opened} {time} by {user}'
+  updatedLine: 'last updated {time}'
   diffStatus: '{status|deleted:Deleted,new:Added,renamed:Renamed,copied:Copied,Changed}'
   showDiff: Show Diff
   fileDeleted: This file was deleted.

web/src/pages/PullRequests/SpacePullRequestsListing.tsx

@@ -378,6 +378,26 @@ export function SpacePullRequestsListing({ activeTab, includeSubspaces, setInclu
                             />
                           </Layout.Horizontal>
                         </Container>
+                        <PipeSeparator height={10} />
+                        <Icon name="execution-waiting" size={16} />
+                        <Text color={Color.GREY_500} font={{ size: 'small' }}>
+                          <StringSubstitute
+                            str={getString('pr.updatedLine')}
+                            vars={{
+                              time: (
+                                <strong>
+                                  <TimePopoverWithLocal
+                                    time={defaultTo(pull_request?.updated as number, 0)}
+                                    inline={false}
+                                    font={{ variation: FontVariation.SMALL_BOLD }}
+                                    color={Color.GREY_500}
+                                    tag="span"
+                                  />
+                                </strong>
+                              )
+                            }}
+                          />
+                        </Text>
                       </Layout.Horizontal>
                     </Container>
                   </Layout.Vertical>

web/src/pages/Repository/Repository.tsx

@@ -155,7 +155,7 @@ export default function Repository() {
                   isFile={!isDir(resourceContent)}
                   className={css.headerContainer}
                 />
-                {!!resourceContent && (
+                {resourceContent ? (
                   <RepositoryContent
                     repoMetadata={repoMetadata}
                     gitRef={gitRef}
@@ -163,8 +163,9 @@ export default function Repository() {
                     resourceContent={resourceContent}
                     commitRef={commitRef}
                   />
+                ) : (
+                  isRepositoryEmpty && <EmptyRepositoryInfo repoMetadata={repoMetadata} />
                 )}
-                {isRepositoryEmpty && <EmptyRepositoryInfo repoMetadata={repoMetadata} />}
               </>
             )}
           </PageBody>