1 files changed, 67 insertions, 0 deletions
diff --git a/src/content/dependencies/generateArtistInfoPageTracksChunk.js b/src/content/dependencies/generateArtistInfoPageTracksChunk.js
new file mode 100644
index 00000000..b42e4165
--- /dev/null
+++ b/src/content/dependencies/generateArtistInfoPageTracksChunk.js
@@ -0,0 +1,67 @@
+import {unique} from '#sugar';
+import {getTotalDuration} from '#wiki-data';
+
+export default {
+  contentDependencies: [
+    'generateArtistInfoPageChunk',
+    'generateArtistInfoPageTracksChunkItem',
+    'linkAlbum',
+  ],
+
+  relations: (relation, artist, album, trackContribLists) => ({
+    template:
+      relation('generateArtistInfoPageChunk'),
+
+    albumLink:
+      relation('linkAlbum', album),
+
+    // Intentional mapping here: each item may be associated with
+    // more than one contribution.
+    items:
+      trackContribLists.map(trackContribs =>
+        relation('generateArtistInfoPageTracksChunkItem',
+          artist,
+          trackContribs)),
+  }),
+
+  data(_artist, album, trackContribLists) {
+    const data = {};
+
+    const contribs =
+      trackContribLists.flat();
+
+    data.dates =
+      contribs
+        .map(contrib => contrib.date);
+
+    // TODO: Duration stuff should *maybe* be in proper data logic? Maaaybe?
+    const durationTerms =
+      unique(
+        contribs
+          .filter(contrib => contrib.countInDurationTotals)
+          .map(contrib => contrib.thing)
+          .filter(track => track.isOriginalRelease)
+          .filter(track => track.duration > 0));
+
+    data.duration =
+      getTotalDuration(durationTerms);
+
+    data.durationApproximate =
+      durationTerms.length > 1;
+
+    return data;
+  },
+
+  generate: (data, relations) =>
+    relations.template.slots({
+      mode: 'album',
+
+      albumLink: relations.albumLink,
+
+      dates: data.dates,
+      duration: data.duration,
+      durationApproximate: data.durationApproximate,
+
+      items: relations.items,
+    }),
+};