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Diffstat (limited to 'src/data/composite/wiki-data/withReverseReferenceList.js')
-rw-r--r-- | src/data/composite/wiki-data/withReverseReferenceList.js | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/data/composite/wiki-data/withReverseReferenceList.js b/src/data/composite/wiki-data/withReverseReferenceList.js new file mode 100644 index 00000000..a025b5ed --- /dev/null +++ b/src/data/composite/wiki-data/withReverseReferenceList.js @@ -0,0 +1,41 @@ +// Check out the info on reverseReferenceList! +// This is its composable form. + +import {input, templateCompositeFrom} from '#composite'; + +import {exitWithoutDependency} from '#composite/control-flow'; + +import inputWikiData from './inputWikiData.js'; + +export default templateCompositeFrom({ + annotation: `withReverseReferenceList`, + + inputs: { + data: inputWikiData({allowMixedTypes: false}), + list: input({type: 'string'}), + }, + + outputs: ['#reverseReferenceList'], + + steps: () => [ + exitWithoutDependency({ + dependency: input('data'), + value: input.value([]), + mode: input.value('empty'), + }), + + { + dependencies: [input.myself(), input('data'), input('list')], + + compute: (continuation, { + [input.myself()]: thisThing, + [input('data')]: data, + [input('list')]: refListProperty, + }) => + continuation({ + ['#reverseReferenceList']: + data.filter(thing => thing[refListProperty].includes(thisThing)), + }), + }, + ], +}); |