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import {input, templateCompositeFrom, V} from '#composite';
import {isContributionList, isThing, strictArrayOf} from '#validators';
import {fillMissingListItems, withFlattenedList, withPropertyFromList}
from '#composite/data';
import {
exitWithoutDependency,
exposeWhetherDependencyAvailable,
withResultOfAvailabilityCheck,
} from '#composite/control-flow';
export default templateCompositeFrom({
annotation: 'hasArtwork',
inputs: {
contribs: input({
validate: isContributionList,
defaultValue: null,
}),
artwork: input({
validate: isThing,
defaultValue: null,
}),
artworks: input({
validate: strictArrayOf(isThing),
defaultValue: null,
}),
},
compose: false,
steps: () => [
withResultOfAvailabilityCheck({
from: input('contribs'),
mode: input.value('empty'),
}),
{
dependencies: ['#availability'],
compute: (continuation, {
['#availability']: availability,
}) =>
(availability
? true
: continuation()),
},
{
dependencies: [input('artwork'), input('artworks')],
compute: (continuation, {
[input('artwork')]: artwork,
[input('artworks')]: artworks,
}) =>
continuation({
['#artworks']:
(artwork && artworks
? [artwork, ...artworks]
: artwork
? [artwork]
: artworks
? artworks
: []),
}),
},
exitWithoutDependency('#artworks', {
value: input.value(false),
mode: input.value('empty'),
}),
withPropertyFromList('#artworks', {
property: input.value('artistContribs'),
internal: input.value(true),
}),
// Since we're getting the update value for each artwork's artistContribs,
// it may not be set at all, and in that case won't be exposing as [].
fillMissingListItems('#artworks.artistContribs', V([])),
withFlattenedList('#artworks.artistContribs'),
exposeWhetherDependencyAvailable({
dependency: '#flattenedList',
mode: input.value('empty'),
}),
],
});
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