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Style panel: use correct revisions count #67180

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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@ import SidebarNavigationItem from '../sidebar-navigation-item';

export default function SidebarNavigationScreenDetailsFooter( {
record,
revisionsCount,
...otherProps
} ) {
/*
Expand All @@ -34,9 +35,20 @@ export default function SidebarNavigationScreenDetailsFooter( {
const hrefProps = {};
const lastRevisionId =
record?._links?.[ 'predecessor-version' ]?.[ 0 ]?.id ?? null;
const revisionsCount =
record?._links?.[ 'version-history' ]?.[ 0 ]?.count ?? 0;
// Enable the revisions link if there is a last revision and there are more than one revisions.

// Use incoming prop first, then the record's version history, if available.
revisionsCount =
revisionsCount ||
record?._links?.[ 'version-history' ]?.[ 0 ]?.count ||
0;

/*
* Enable the revisions link if there is a last revision and there is more than one revision.
* This link is used for theme assets, e.g., templates, which have no database record until they're edited.
* For these files there's only a "revision" after they're edited twice,
* which means the revision.php page won't display a proper diff.
* See: https://github.com/WordPress/gutenberg/issues/49164.
*/
if ( lastRevisionId && revisionsCount > 1 ) {
hrefProps.href = addQueryArgs( 'revision.php', {
revision: record?._links[ 'predecessor-version' ][ 0 ].id,
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -48,24 +48,15 @@ export function SidebarNavigationItemGlobalStyles( props ) {
export default function SidebarNavigationScreenGlobalStyles() {
const history = useHistory();
const { params } = useLocation();
const { revisions, isLoading: isLoadingRevisions } =
useGlobalStylesRevisions();
const {
revisions,
isLoading: isLoadingRevisions,
revisionsCount,
} = useGlobalStylesRevisions();
const { openGeneralSidebar } = useDispatch( editSiteStore );
const { setEditorCanvasContainerView } = unlock(
useDispatch( editSiteStore )
);
const { revisionsCount } = useSelect( ( select ) => {
const { getEntityRecord, __experimentalGetCurrentGlobalStylesId } =
select( coreStore );
const globalStylesId = __experimentalGetCurrentGlobalStylesId();
const globalStyles = globalStylesId
? getEntityRecord( 'root', 'globalStyles', globalStylesId )
: undefined;
return {
revisionsCount:
globalStyles?._links?.[ 'version-history' ]?.[ 0 ]?.count ?? 0,
};
}, [] );
const { set: setPreference } = useDispatch( preferencesStore );

const openGlobalStyles = useCallback( async () => {
Expand Down Expand Up @@ -95,10 +86,10 @@ export default function SidebarNavigationScreenGlobalStyles() {
}, [ openGlobalStyles, setEditorCanvasContainerView ] );

// If there are no revisions, do not render a footer.
const hasRevisions = revisionsCount > 0;
const modifiedDateTime = revisions?.[ 0 ]?.modified;
const shouldShowGlobalStylesFooter =
hasRevisions && ! isLoadingRevisions && modifiedDateTime;
revisionsCount > 0 && ! isLoadingRevisions && modifiedDateTime;

return (
<>
<SidebarNavigationScreen
Expand All @@ -114,6 +105,7 @@ export default function SidebarNavigationScreenGlobalStyles() {
shouldShowGlobalStylesFooter && (
<SidebarNavigationScreenDetailsFooter
record={ revisions?.[ 0 ] }
revisionsCount={ revisionsCount }
onClick={ openRevisions }
/>
)
Expand Down
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