Neos Conditional inherited ContentCollection

NodeTypes.Mixin.InheritCollection.yaml

---
'Onedrop.Demo:InheritFooterMixin':
  abstract: true
  childNodes:
    sidebar:
      type: 'TYPO3.Neos:ContentCollection'
  properties:
    inheritSidebar:
      type: boolean
      defaultValue: true
      ui:
        label: 'Inherit sidebar from nearest parent'
        reloadIfChanged: true
        inspector:
          group: document

Root.fusion

sidebar = TYPO3.Neos:ContentCollection {
    nodePath = 'sidebar'
    @context.node = ${q(node).property('inheritSidebar') ? Neos.Node.nearestContentCollection(site, this.nodePath) : Neos.Node.nearestContentCollection(node, this.nodePath)}
}