42 lines
1.4 KiB
TypeScript
42 lines
1.4 KiB
TypeScript
import { useEffect } from 'react'
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import { editorManager, engineCommandManager } from 'lib/singletons'
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import { useModelingContext } from './useModelingContext'
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import { getEventForSelectWithPoint } from 'lib/selections'
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export function useEngineConnectionSubscriptions() {
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const { send, state } = useModelingContext()
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useEffect(() => {
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if (!engineCommandManager) return
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const unSubHover = engineCommandManager.subscribeToUnreliable({
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// Note this is our hover logic, "highlight_set_entity" is the event that is fired when we hover over an entity
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event: 'highlight_set_entity',
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callback: ({ data }) => {
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if (data?.entity_id) {
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const sourceRange = engineCommandManager.artifactMap?.[data.entity_id]
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?.range || [0, 0]
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editorManager.setHighlightRange(sourceRange)
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} else if (
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!editorManager.highlightRange ||
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(editorManager.highlightRange[0] !== 0 &&
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editorManager.highlightRange[1] !== 0)
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) {
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editorManager.setHighlightRange([0, 0])
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}
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},
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})
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const unSubClick = engineCommandManager.subscribeTo({
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event: 'select_with_point',
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callback: async (engineEvent) => {
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const event = await getEventForSelectWithPoint(engineEvent, state)
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event && send(event)
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},
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})
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return () => {
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unSubHover()
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unSubClick()
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}
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}, [engineCommandManager, state])
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}
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