1 files changed, 58 insertions, 0 deletions
diff --git a/src/content/dependencies/listArtistsByCommentaryEntries.js b/src/content/dependencies/listArtistsByCommentaryEntries.js
new file mode 100644
index 0000000..eff2dba
--- /dev/null
+++ b/src/content/dependencies/listArtistsByCommentaryEntries.js
@@ -0,0 +1,58 @@
+import {sortAlphabetically, sortByCount} from '#sort';
+import {filterByCount, stitchArrays} from '#sugar';
+
+export default {
+  contentDependencies: ['generateListingPage', 'linkArtist'],
+  extraDependencies: ['language', 'wikiData'],
+
+  sprawl({artistData}) {
+    return {artistData};
+  },
+
+  query({artistData}, spec) {
+    const artists =
+      sortAlphabetically(
+        artistData.filter(artist => !artist.isAlias));
+
+    const counts =
+      artists.map(artist =>
+        artist.tracksAsCommentator.length +
+        artist.albumsAsCommentator.length);
+
+    filterByCount(artists, counts);
+    sortByCount(artists, counts, {greatestFirst: true});
+
+    return {artists, counts, spec};
+  },
+
+  relations(relation, query) {
+    return {
+      page:
+        relation('generateListingPage', query.spec),
+
+      artistLinks:
+        query.artists
+          .map(artist => relation('linkArtist', artist)),
+    };
+  },
+
+  data(query) {
+    return {
+      counts: query.counts,
+    };
+  },
+
+  generate(data, relations, {language}) {
+    return relations.page.slots({
+      type: 'rows',
+      rows:
+        stitchArrays({
+          link: relations.artistLinks,
+          count: data.counts,
+        }).map(({link, count}) => ({
+            artist: link,
+            entries: language.countCommentaryEntries(count, {unit: true}),
+          })),
+    });
+  },
+};