selected-block-bug.js

const { registerBlockType } = wp.blocks;
const { InnerBlocks, Inserter } = wp.blockEditor;
const { Button } = wp.components;
const { Fragment } = wp.element;
const { withSelect } = wp.data;

registerBlockType('test/test-inner-container', {
	title: 'Test Inner Container',
	icon: 'editor-table',
	parent: ['test/test-container'],
	edit: withSelect((select) => {
		const { hasSelectedInnerBlock, getSelectedBlockClientId } = select('core/block-editor');
		return { hasSelectedInnerBlock, selectedBlock: getSelectedBlockClientId() };
	})(({ className, hasSelectedInnerBlock, clientId }) => {
		return (
			<div className={className} style={{ border: '1px solid #555', padding: '10px' }}>
				<p>{clientId}</p>
				{hasSelectedInnerBlock(clientId, true) ? (
					<p>
						<strong>Inner block selected!</strong>
					</p>
				) : null}
				<InnerBlocks />
			</div>
		);
	}),
	save: () => {
		return null;
	},
});

registerBlockType('test/test-container', {
	title: 'Test Block',
	icon: 'editor-table',
	edit: ({ className, clientId }) => {
		return (
			<div className={className} style={{ border: '1px solid #ff0000', padding: '10px' }}>
				<InnerBlocks
					allowedBlocks={['test/test-inner-container']}
					template={[['test/test-inner-container']]}
					renderAppender={() => {
						return (
							<Inserter
								isAppender
								rootClientId={clientId}
								renderToggle={({ onToggle, disabled }) => (
									<Fragment>
										<Button
											onClick={onToggle}
											disabled={disabled}
											className="components-button is-secondary"
										>
											Insert Container
										</Button>
									</Fragment>
								)}
							/>
						);
					}}
				/>
			</div>
		);
	},
	save: () => {
		return null;
	},
});

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