Merge branch 'shared-additional-names' into preview

1 files changed, 53 insertions, 0 deletions

diff --git a/src/content/dependencies/generateTrackAdditionalNamesBox.js b/src/content/dependencies/generateTrackAdditionalNamesBox.js
new file mode 100644
index 00000000..bad04b74
--- /dev/null
+++ b/src/content/dependencies/generateTrackAdditionalNamesBox.js
@@ -0,0 +1,53 @@
+import {empty} from '#sugar';
+
+export default {
+  contentDependencies: ['generateAdditionalNamesBox'],
+  extraDependencies: ['html'],
+
+  query: (track) => {
+    const {
+      additionalNames: own,
+      sharedAdditionalNames: shared,
+      inferredAdditionalNames: inferred,
+    } = track;
+
+    if (empty(own) && empty(shared) && empty(inferred)) {
+      return {combinedList: []};
+    }
+
+    const firstFilter =
+      (empty(own)
+        ? new Set()
+        : new Set(own.map(({name}) => name)));
+
+    const sharedFiltered =
+      shared.filter(({name}) => !firstFilter.has(name))
+
+    const secondFilter =
+      new Set([
+        ...firstFilter,
+        ...sharedFiltered.map(({name}) => name),
+      ]);
+
+    const inferredFiltered =
+      inferred.filter(({name}) => !secondFilter.has(name));
+
+    return {
+      combinedList: [
+        ...own,
+        ...sharedFiltered,
+        ...inferredFiltered,
+      ],
+    };
+  },
+
+  relations: (relation, query) => ({
+    box:
+      (empty(query.combinedList)
+        ? null
+        : relation('generateAdditionalNamesBox', query.combinedList)),
+  }),
+
+  generate: (relations, {html}) =>
+    relations.box ?? html.blank(),
+};