content: listTagsBy{Name,Uses}

1 files changed, 53 insertions, 0 deletions

diff --git a/src/content/dependencies/listTagsByUses.js b/src/content/dependencies/listTagsByUses.js
new file mode 100644
index 0000000..81b6642
--- /dev/null
+++ b/src/content/dependencies/listTagsByUses.js
@@ -0,0 +1,53 @@
+import {stitchArrays} from '../../util/sugar.js';
+import {filterByCount, sortByCount} from '../../util/wiki-data.js';
+
+export default {
+  contentDependencies: ['generateListingPage', 'linkArtTag'],
+  extraDependencies: ['language', 'wikiData'],
+
+  sprawl({artTagData}) {
+    return {artTagData};
+  },
+
+  query({artTagData}, spec) {
+    const artTags = artTagData.filter(tag => !tag.isContentWarning);
+    const counts = artTags.map(tag => tag.taggedInThings.length);
+
+    filterByCount(artTags, counts);
+    sortByCount(artTags, counts, {greatestFirst: true});
+
+    return {spec, artTags, counts};
+  },
+
+  relations(relation, query) {
+    return {
+      page: relation('generateListingPage', query.spec),
+
+      artTagLinks:
+        query.artTags
+          .map(tag => relation('linkArtTag', tag)),
+    };
+  },
+
+  data(query) {
+    return {
+      counts:
+        query.artTags
+          .map(tag => tag.taggedInThings.length),
+    };
+  },
+
+  generate(data, relations, {language}) {
+    return relations.page.slots({
+      type: 'rows',
+      rows:
+        stitchArrays({
+          link: relations.artTagLinks,
+          count: data.counts,
+        }).map(({link, count}) => ({
+            tag: link,
+            timesUsed: language.countTimesUsed(count, {unit: true}),
+          })),
+    });
+  },
+};