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/** |
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* Open mini-inserter destination store. |
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* Existing Fields inserts here instead of appending to the root list. |
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*/ |
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import { select as dataSelect } from '@wordpress/data'; |
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import { useSyncExternalStore } from '@wordpress/element'; |
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|
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import { createPubsubStore } from './createPubsubStore'; |
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import { REPEATER_BLOCK_NAME as REPEATER_BLOCK } from './repeaterBlockName'; |
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|
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const CLOSED = { open: false, rootClientId: undefined, clientId: undefined, isAppender: false }; |
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|
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const store = createPubsubStore( |
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CLOSED, |
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( a, b ) => |
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a.open === b.open && |
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a.rootClientId === b.rootClientId && |
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a.clientId === b.clientId && |
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a.isAppender === b.isAppender, |
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); |
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|
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/** |
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* Called when a mini inserter popover opens. |
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* |
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* @param {Object} destination |
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* @param {string} [destination.rootClientId] Container to insert into (undefined = root list). |
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* @param {string} [destination.clientId] Insert BEFORE this block (core's in-between semantics). |
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* @param {boolean} [destination.isAppender] Append to the end of `rootClientId`. |
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*/ |
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export const setMiniInserterTarget = ( { rootClientId, clientId, isAppender } = {} ) => |
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store.set( { open: true, rootClientId, clientId, isAppender: !! isAppender } ); |
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|
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/** Called when the mini inserter popover closes. */ |
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export const clearMiniInserterTarget = () => store.set( CLOSED ); |
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|
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/** Read the destination reactively (React components). */ |
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export const useMiniInserterTarget = () => useSyncExternalStore( store.subscribe, store.get ); |
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|
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/** Read the destination imperatively (DOM sync code). */ |
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export const getMiniInserterTarget = () => store.get(); |
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|
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/** Re-run on destination changes (DOM sync code). Returns an unsubscribe fn. */ |
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export const subscribeMiniInserterTarget = ( listener ) => store.subscribe( listener ); |
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|
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/** |
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* False when the destination is inside a Repeater (existing fields can't be |
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* sub-fields). Driven by destination, not a per-caller flag. |
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*/ |
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export const miniInserterAllowsExistingFields = () => { |
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const { rootClientId } = store.get(); |
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if ( ! rootClientId ) return true; |
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const editor = dataSelect( 'core/block-editor' ); |
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if ( editor.getBlockName( rootClientId ) === REPEATER_BLOCK ) return false; |
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const parents = editor.getBlockParents( rootClientId ) || []; |
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return ! parents.some( ( id ) => editor.getBlockName( id ) === REPEATER_BLOCK ); |
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}; |
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