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// Gets all the tags which descend from this one - that means its own direct
// descendants, but also all the direct and indirect desceands of each of those!
// The results aren't specially sorted, but they won't contain any duplicates
// (for example if two descendant tags both route deeper to end up including
// some of the same tags).
import {input, templateCompositeFrom} from '#composite';
import find from '#find';
import {unique} from '#sugar';
import {raiseOutputWithoutDependency} from '#composite/control-flow';
import {withResolvedReferenceList} from '#composite/wiki-data';
export default templateCompositeFrom({
annotation: `withAllDescendantTags`,
outputs: ['#allDescendantTags'],
steps: () => [
raiseOutputWithoutDependency({
dependency: 'directDescendantTags',
mode: input.value('empty'),
output: input.value({'#allDescendantTags': []})
}),
withResolvedReferenceList({
list: 'directDescendantTags',
data: 'artTagData',
find: input.value(find.artTag),
}),
{
dependencies: ['#resolvedReferenceList'],
compute: (continuation, {
['#resolvedReferenceList']: directDescendantTags,
}) => continuation({
['#allDescendantTags']:
unique([
...directDescendantTags,
...directDescendantTags.flatMap(tag => tag.allDescendantTags),
]),
}),
},
],
})
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