Always show the block appender when its parent is selected

packages/block-editor/src/components/block-list-appender/index.js

@@ -1,7 +1,6 @@
 /**
  * External dependencies
  */
-import { last } from 'lodash';
 import classnames from 'classnames';
 
 /**
@@ -18,7 +17,6 @@ import ButtonBlockAppender from '../button-block-appender';
 import { store as blockEditorStore } from '../../store';
 
 function BlockListAppender( {
-	blockClientIds,
 	rootClientId,
 	canInsertDefaultBlock,
 	isLocked,
@@ -36,30 +34,18 @@ function BlockListAppender( {
 		// Prefer custom render prop if provided.
 		appender = <CustomAppender />;
 	} else {
-		const isDocumentAppender = ! rootClientId;
-		const isParentSelected = selectedBlockClientId === rootClientId;
-		const isAnotherDefaultAppenderAlreadyDisplayed =
-			selectedBlockClientId &&
-			! blockClientIds.includes( selectedBlockClientId );
+		const isParentSelected =
+			selectedBlockClientId === rootClientId ||
+			( ! rootClientId && ! selectedBlockClientId );
 
-		if (
-			! isDocumentAppender &&
-			! isParentSelected &&
-			( ! selectedBlockClientId ||
-				isAnotherDefaultAppenderAlreadyDisplayed )
-		) {
+		if ( ! isParentSelected ) {
 			return null;
 		}
 
 		if ( canInsertDefaultBlock ) {
 			// Render the default block appender when renderAppender has not been
 			// provided and the context supports use of the default appender.
-			appender = (
-				<DefaultBlockAppender
-					rootClientId={ rootClientId }
-					lastBlockClientId={ last( blockClientIds ) }
-				/>
-			);
+			appender = <DefaultBlockAppender rootClientId={ rootClientId } />;
 		} else {
 			// Fallback in the case no renderAppender has been provided and the
 			// default block can't be inserted.
@@ -103,15 +89,13 @@ function BlockListAppender( {
 
 export default withSelect( ( select, { rootClientId } ) => {
 	const {
-		getBlockOrder,
 		canInsertBlockType,
 		getTemplateLock,
 		getSelectedBlockClientId,
 	} = select( blockEditorStore );
 
 	return {
 		isLocked: !! getTemplateLock( rootClientId ),
-		blockClientIds: getBlockOrder( rootClientId ),
 		canInsertDefaultBlock: canInsertBlockType(
 			getDefaultBlockName(),
 			rootClientId

packages/block-editor/src/components/default-block-appender/index.js

@@ -8,9 +8,9 @@ import classnames from 'classnames';
  */
 import { __ } from '@wordpress/i18n';
 import { compose } from '@wordpress/compose';
-import { getDefaultBlockName } from '@wordpress/blocks';
 import { decodeEntities } from '@wordpress/html-entities';
 import { withSelect, withDispatch } from '@wordpress/data';
+import { ENTER, SPACE } from '@wordpress/keycodes';
 
 /**
  * Internal dependencies
@@ -26,13 +26,12 @@ export const ZWNBSP = '\ufeff';
 
 export function DefaultBlockAppender( {
 	isLocked,
-	isVisible,
 	onAppend,
 	showPrompt,
 	placeholder,
 	rootClientId,
 } ) {
-	if ( isLocked || ! isVisible ) {
+	if ( isLocked ) {
 		return null;
 	}
 
@@ -48,20 +47,23 @@ export function DefaultBlockAppender( {
 		>
 			<p
 				tabIndex="0"
-				// Only necessary for `useCanvasClickRedirect` to consider it
-				// as a target. Ideally it should consider any tabbable target,
-				// but the inserter is rendered in place while it should be
-				// rendered in a popover, just like it does for an empty
-				// paragraph block.
-				contentEditable
-				suppressContentEditableWarning
 				// We want this element to be styled as a paragraph by themes.
 				// eslint-disable-next-line jsx-a11y/no-noninteractive-element-to-interactive-role
 				role="button"
-				aria-label={ __( 'Add block' ) }
+				aria-label={ __( 'Add default block' ) }
 				// A wrapping container for this one already has the wp-block className.
 				className="block-editor-default-block-appender__content"
-				onFocus={ onAppend }
+				onKeyDown={ ( event ) => {
+					if ( ENTER === event.keyCode || SPACE === event.keyCode ) {
+						onAppend();
+					}
+				} }
+				onClick={ () => onAppend() }
+				onFocus={ () => {
+					if ( showPrompt ) {
+						onAppend();
+					}
+				} }
 			>
 				{ showPrompt ? value : ZWNBSP }
 			</p>
@@ -77,23 +79,14 @@ export function DefaultBlockAppender( {
 
 export default compose(
 	withSelect( ( select, ownProps ) => {
-		const {
-			getBlockCount,
-			getBlockName,
-			isBlockValid,
-			getSettings,
-			getTemplateLock,
-		} = select( blockEditorStore );
+		const { getBlockCount, getSettings, getTemplateLock } = select(
+			blockEditorStore
+		);
 
 		const isEmpty = ! getBlockCount( ownProps.rootClientId );
-		const isLastBlockDefault =
-			getBlockName( ownProps.lastBlockClientId ) ===
-			getDefaultBlockName();
-		const isLastBlockValid = isBlockValid( ownProps.lastBlockClientId );
 		const { bodyPlaceholder } = getSettings();
 
 		return {
-			isVisible: isEmpty || ! isLastBlockDefault || ! isLastBlockValid,
 			showPrompt: isEmpty,
 			isLocked: !! getTemplateLock( ownProps.rootClientId ),
 			placeholder: bodyPlaceholder,

packages/block-editor/src/components/default-block-appender/style.scss

@@ -126,3 +126,7 @@
 		display: flex;
 	}
 }
+
+.block-editor-default-block-appender__content {
+	cursor: text;
+}

packages/block-editor/src/components/default-block-appender/test/__snapshots__/index.js.snap

@@ -6,24 +6,12 @@ exports[`DefaultBlockAppender should append a default block when input focused 1
   data-root-client-id=""
 >
   <p
-    aria-label="Add block"
+    aria-label="Add default block"
     className="block-editor-default-block-appender__content"
-    contentEditable={true}
-    onFocus={
-      [MockFunction] {
-        "calls": Array [
-          Array [],
-        ],
-        "results": Array [
-          Object {
-            "type": "return",
-            "value": undefined,
-          },
-        ],
-      }
-    }
+    onClick={[Function]}
+    onFocus={[Function]}
+    onKeyDown={[Function]}
     role="button"
-    suppressContentEditableWarning={true}
     tabIndex="0"
   >
     Type / to choose a block
@@ -42,12 +30,12 @@ exports[`DefaultBlockAppender should match snapshot 1`] = `
   data-root-client-id=""
 >
   <p
-    aria-label="Add block"
+    aria-label="Add default block"
     className="block-editor-default-block-appender__content"
-    contentEditable={true}
-    onFocus={[MockFunction]}
+    onClick={[Function]}
+    onFocus={[Function]}
+    onKeyDown={[Function]}
     role="button"
-    suppressContentEditableWarning={true}
     tabIndex="0"
   >
     Type / to choose a block
@@ -66,12 +54,12 @@ exports[`DefaultBlockAppender should optionally show without prompt 1`] = `
   data-root-client-id=""
 >
   <p
-    aria-label="Add block"
+    aria-label="Add default block"
     className="block-editor-default-block-appender__content"
-    contentEditable={true}
-    onFocus={[MockFunction]}
+    onClick={[Function]}
+    onFocus={[Function]}
+    onKeyDown={[Function]}
     role="button"
-    suppressContentEditableWarning={true}
     tabIndex="0"
   >
     

packages/block-editor/src/components/default-block-appender/test/index.js

@@ -14,16 +14,10 @@ describe( 'DefaultBlockAppender', () => {
 		expect( onAppend ).toHaveBeenCalledWith();
 	};
 
-	it( 'should render nothing if not visible', () => {
-		const wrapper = shallow( <DefaultBlockAppender /> );
-
-		expect( wrapper.type() ).toBe( null );
-	} );
-
 	it( 'should match snapshot', () => {
 		const onAppend = jest.fn();
 		const wrapper = shallow(
-			<DefaultBlockAppender isVisible onAppend={ onAppend } showPrompt />
+			<DefaultBlockAppender onAppend={ onAppend } showPrompt />
 		);
 
 		expect( wrapper ).toMatchSnapshot();
@@ -32,10 +26,10 @@ describe( 'DefaultBlockAppender', () => {
 	it( 'should append a default block when input focused', () => {
 		const onAppend = jest.fn();
 		const wrapper = shallow(
-			<DefaultBlockAppender isVisible onAppend={ onAppend } showPrompt />
+			<DefaultBlockAppender onAppend={ onAppend } showPrompt />
 		);
 
-		wrapper.find( 'p' ).simulate( 'focus' );
+		wrapper.find( 'p' ).simulate( 'click' );
 
 		expect( wrapper ).toMatchSnapshot();
 
@@ -45,11 +39,7 @@ describe( 'DefaultBlockAppender', () => {
 	it( 'should optionally show without prompt', () => {
 		const onAppend = jest.fn();
 		const wrapper = shallow(
-			<DefaultBlockAppender
-				isVisible
-				onAppend={ onAppend }
-				showPrompt={ false }
-			/>
+			<DefaultBlockAppender onAppend={ onAppend } showPrompt={ false } />
 		);
 		const input = wrapper.find( 'p' );
 

packages/block-editor/src/components/index.js

@@ -138,7 +138,6 @@ export {
 } from './typewriter';
 export { default as Warning } from './warning';
 export { default as WritingFlow } from './writing-flow';
-export { useCanvasClickRedirect as __unstableUseCanvasClickRedirect } from './use-canvas-click-redirect';
 export { default as useBlockDisplayInformation } from './use-block-display-information';
 export { default as __unstableIframe } from './iframe';
 export { default as __experimentalUseNoRecursiveRenders } from './use-no-recursive-renders';

packages/block-editor/src/components/inner-blocks/default-block-appender.js

@@ -16,13 +16,8 @@ import BaseDefaultBlockAppender from '../default-block-appender';
 import withClientId from './with-client-id';
 import { store as blockEditorStore } from '../../store';
 
-export const DefaultBlockAppender = ( { clientId, lastBlockClientId } ) => {
-	return (
-		<BaseDefaultBlockAppender
-			rootClientId={ clientId }
-			lastBlockClientId={ lastBlockClientId }
-		/>
-	);
+export const DefaultBlockAppender = ( { clientId } ) => {
+	return <BaseDefaultBlockAppender rootClientId={ clientId } />;
 };
 
 export default compose( [

packages/e2e-test-utils/src/click-block-appender.js

@@ -2,6 +2,10 @@
  * Clicks the default block appender.
  */
 export async function clickBlockAppender() {
+	// The block appender is only visible when there's no selection.
+	await page.evaluate( () =>
+		window.wp.data.dispatch( 'core/block-editor' ).clearSelectedBlock()
+	);
 	const appender = await page.waitForSelector(
 		'.block-editor-default-block-appender__content'
 	);

packages/e2e-tests/specs/editor/blocks/preformatted.test.js

@@ -7,6 +7,7 @@ import {
 	getEditedPostContent,
 	createNewPost,
 	insertBlock,
+	clickBlockAppender,
 } from '@wordpress/e2e-test-utils';
 
 describe( 'Preformatted', () => {
@@ -39,7 +40,7 @@ describe( 'Preformatted', () => {
 		await page.keyboard.press( 'Enter' );
 		await page.keyboard.type( '2' );
 		await page.keyboard.press( 'Enter' );
-		await page.keyboard.press( 'ArrowDown' );
+		await clickBlockAppender();
 		await page.keyboard.type( '3' );
 		await page.keyboard.press( 'ArrowLeft' );
 		await page.keyboard.press( 'Backspace' );