1 files changed, 62 insertions, 0 deletions
diff --git a/src/data/composite/wiki-properties/constitutibleArtwork.js b/src/data/composite/wiki-properties/constitutibleArtwork.js
new file mode 100644
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+++ b/src/data/composite/wiki-properties/constitutibleArtwork.js
@@ -0,0 +1,62 @@
+// This composition does not actually inspect the values of any properties
+// specified, so it's not responsible for determining whether a constituted
+// artwork should exist at all.
+
+import {input, templateCompositeFrom} from '#composite';
+import {withEntries} from '#sugar';
+import Thing from '#thing';
+import {validateThing} from '#validators';
+
+import {exposeDependency, exposeUpdateValueOrContinue}
+  from '#composite/control-flow';
+import {withConstitutedArtwork} from '#composite/wiki-data';
+
+const template = templateCompositeFrom({
+  annotation: `constitutibleArtwork`,
+
+  compose: false,
+
+  inputs: {
+    fileExtensionFromThingProperty: input({type: 'string'}),
+    artistContribsFromThingProperty: input({type: 'string'}),
+    artistContribsArtistProperty: input({type: 'string'}),
+    dateFromThingProperty: input({type: 'string'}),
+  },
+
+  steps: () => [
+    exposeUpdateValueOrContinue({
+      validate: input.value(
+        validateThing({
+          referenceType: 'artwork',
+        })),
+    }),
+
+    withConstitutedArtwork({
+      fileExtensionFromThingProperty: input('fileExtensionFromThingProperty'),
+      artistContribsFromThingProperty: input('artistContribsFromThingProperty'),
+      artistContribsArtistProperty: input('artistContribsArtistProperty'),
+      dateFromThingProperty: input('dateFromThingProperty'),
+    }),
+
+    exposeDependency({
+      dependency: '#constitutedArtwork',
+    }),
+  ],
+});
+
+template.fromYAMLFieldSpec = function(field) {
+  const {[Thing.yamlDocumentSpec]: documentSpec} = this;
+
+  const {provide} = documentSpec.fields[field].transform;
+
+  const inputs =
+    withEntries(provide, entries =>
+      entries.map(([property, value]) => [
+        property,
+        input.value(value),
+      ]));
+
+  return template(inputs);
+};
+
+export default template;