2 files changed, 138 insertions, 0 deletions
diff --git a/src/static/js/client/art-tag-network.js b/src/static/js/client/art-tag-network.js
new file mode 100644
index 00000000..fc5f6526
--- /dev/null
+++ b/src/static/js/client/art-tag-network.js
@@ -0,0 +1,136 @@
+/* eslint-env browser */
+
+import {cssProp} from '../client-util.js';
+
+import {atOffset, stitchArrays} from '../../shared-util/sugar.js';
+
+export const info = {
+  id: 'artTagNetworkInfo',
+
+  noneStatLink: null,
+  totalUsesStatLink: null,
+  directUsesStatLink: null,
+  descendantsStatLink: null,
+
+  tagsWithoutStats: null,
+  tagsWithStats: null,
+
+  totalUsesStats: null,
+  directUsesStats: null,
+  descendantsStats: null,
+};
+
+export function getPageReferences() {
+  if (
+    document.documentElement.dataset.urlKey !== 'localized.listing' ||
+    document.documentElement.dataset.urlValue0 !== 'tags/network'
+  ) {
+    return;
+  }
+
+  info.noneStatLink =
+    document.getElementById('network-stat-none');
+
+  info.totalUsesStatLink =
+    document.getElementById('network-stat-total-uses');
+
+  info.directUsesStatLink =
+    document.getElementById('network-stat-direct-uses');
+
+  info.descendantsStatLink =
+    document.getElementById('network-stat-descendants');
+
+  info.tagsWithoutStats =
+    document.querySelectorAll('.network-tag:not(.with-stat)');
+
+  info.tagsWithStats =
+    document.querySelectorAll('.network-tag.with-stat');
+
+  info.totalUsesStats =
+    Array.from(document.getElementsByClassName('network-tag-total-uses-stat'));
+
+  info.directUsesStats =
+    Array.from(document.getElementsByClassName('network-tag-direct-uses-stat'));
+
+  info.descendantsStats =
+    Array.from(document.getElementsByClassName('network-tag-descendants-stat'));
+}
+
+export function addPageListeners() {
+  if (!info.noneStatLink) return;
+
+  const linkOrder = [
+    info.noneStatLink,
+    info.totalUsesStatLink,
+    info.directUsesStatLink,
+    info.descendantsStatLink,
+  ];
+
+  const statsOrder = [
+    null,
+    info.totalUsesStats,
+    info.directUsesStats,
+    info.descendantsStats,
+  ];
+
+  const stitched =
+    stitchArrays({
+      link: linkOrder,
+      stats: statsOrder,
+    });
+
+  for (const [index, {link}] of stitched.entries()) {
+    const next = atOffset(stitched, index, +1, {wrap: true});
+
+    link.addEventListener('click', domEvent => {
+      domEvent.preventDefault();
+
+      cssProp(link, 'display', 'none');
+      cssProp(next.link, 'display', null);
+
+      if (next.stats === null) {
+        hideArtTagNetworkStats();
+      } else {
+        showArtTagNetworkStats(next.stats);
+      }
+    });
+  }
+}
+
+function showArtTagNetworkStats(stats) {
+  for (const tagElement of info.tagsWithoutStats) {
+    cssProp(tagElement, 'display', 'none');
+  }
+
+  for (const tagElement of info.tagsWithStats) {
+    cssProp(tagElement, 'display', null);
+  }
+
+  const allStats = [
+    ...info.totalUsesStats,
+    ...info.directUsesStats,
+    ...info.descendantsStats,
+  ];
+
+  const otherStats =
+    allStats
+      .filter(stat => !stats.includes(stat));
+
+  for (const statElement of otherStats) {
+    cssProp(statElement, 'display', 'none');
+  }
+
+  for (const statElement of stats) {
+    cssProp(statElement, 'display', null);
+  }
+}
+
+function hideArtTagNetworkStats() {
+  for (const tagElement of info.tagsWithoutStats) {
+    cssProp(tagElement, 'display', null);
+  }
+
+  for (const tagElement of info.tagsWithStats) {
+    cssProp(tagElement, 'display', 'none');
+  }
+}
diff --git a/src/static/js/client/index.js b/src/static/js/client/index.js
index 63fbc5d6..81ea3415 100644
--- a/src/static/js/client/index.js
+++ b/src/static/js/client/index.js
@@ -5,6 +5,7 @@ import '../group-contributions-table.js';
 import * as additionalNamesBoxModule from './additional-names-box.js';
 import * as albumCommentarySidebarModule from './album-commentary-sidebar.js';
 import * as artTagGalleryFilterModule from './art-tag-gallery-filter.js';
+import * as artTagNetworkModule from './art-tag-network.js';
 import * as artistExternalLinkTooltipModule from './artist-external-link-tooltip.js';
 import * as cssCompatibilityAssistantModule from './css-compatibility-assistant.js';
 import * as datetimestampTooltipModule from './datetimestamp-tooltip.js';
@@ -26,6 +27,7 @@ export const modules = [
   additionalNamesBoxModule,
   albumCommentarySidebarModule,
   artTagGalleryFilterModule,
+  artTagNetworkModule,
   artistExternalLinkTooltipModule,
   cssCompatibilityAssistantModule,
   datetimestampTooltipModule,