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editor/apps/community/app/viewer/[id]/viewer-zone-system.tsx
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2026-03-11 12:16:26 +01:00

38 lines
1.1 KiB
TypeScript

'use client'
import { sceneRegistry, useScene, type ZoneNode } from '@pascal-app/core'
import { useViewer } from '@pascal-app/viewer'
import { useFrame } from '@react-three/fiber'
export const ViewerZoneSystem = () => {
useFrame(() => {
const { levelId, zoneId } = useViewer.getState().selection
const nodes = useScene.getState().nodes
sceneRegistry.byType.zone.forEach((id) => {
const obj = sceneRegistry.nodes.get(id)
if (!obj) return
const zone = nodes[id as ZoneNode['id']] as ZoneNode | undefined
if (!zone) return
// Hide zones if:
// 1. No level is selected
// 2. Zone is not on the selected level
// 3. A zone is already selected (hide all zones to show zone contents)
const isOnSelectedLevel = zone.parentId === levelId
const shouldShow = !!levelId && isOnSelectedLevel && !zoneId
obj.visible = shouldShow
const targetOpacity = shouldShow ? '1' : '0'
const labelEl = document.getElementById(`${id}-label`)
if (labelEl && labelEl.style.opacity !== targetOpacity) {
labelEl.style.opacity = targetOpacity
}
})
})
return null
}