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Block Editor: Fix Multiple Trailing Inserters for Nested Inner Blocks #24836

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merged 4 commits into from
Sep 3, 2020
Merged

Block Editor: Fix Multiple Trailing Inserters for Nested Inner Blocks #24836

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b670f4b
Hide trailing inserter if siblings in the block list are not selected
jeyip Aug 26, 2020
97d9cea
Display trailing appender when the page is empty
jeyip Aug 27, 2020
f12cb55
Display trailing inserter when parent block is selected
jeyip Aug 28, 2020
d150f58
Fix isParentSelected conditional
jeyip Aug 31, 2020
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25 changes: 22 additions & 3 deletions packages/block-editor/src/components/block-list-appender/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@ function BlockListAppender( {
isLocked,
renderAppender: CustomAppender,
className,
selectedBlockClientId,
tagName: TagName = 'div',
} ) {
if ( isLocked || CustomAppender === false ) {
Expand All @@ -40,6 +41,20 @@ function BlockListAppender( {
} else if ( canInsertDefaultBlock ) {
// Render the default block appender when renderAppender has not been
// provided and the context supports use of the default appender.
const isDocumentAppender = ! rootClientId;
const isParentSelected = selectedBlockClientId !== rootClientId;
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const isAnotherDefaultAppenderAlreadyDisplayed =
selectedBlockClientId &&
! blockClientIds.includes( selectedBlockClientId );

if (
! isDocumentAppender &&
! isParentSelected &&
isAnotherDefaultAppenderAlreadyDisplayed
) {
return null;
}

appender = (
<DefaultBlockAppender
rootClientId={ rootClientId }
Expand Down Expand Up @@ -79,9 +94,12 @@ function BlockListAppender( {
}

export default withSelect( ( select, { rootClientId } ) => {
const { getBlockOrder, canInsertBlockType, getTemplateLock } = select(
'core/block-editor'
);
const {
getBlockOrder,
canInsertBlockType,
getTemplateLock,
getSelectedBlockClientId,
} = select( 'core/block-editor' );

return {
isLocked: !! getTemplateLock( rootClientId ),
Expand All @@ -90,5 +108,6 @@ export default withSelect( ( select, { rootClientId } ) => {
getDefaultBlockName(),
rootClientId
),
selectedBlockClientId: getSelectedBlockClientId(),
};
} )( BlockListAppender );