feat: interaction counts on timeline cards (Release 5)

Extract reply/boost/like counts from AP Collections (getReplies,
getLikes, getShares) and Mastodon API (replies_count, reblogs_count,
favourites_count). Display counts next to interaction buttons with
optimistic updates on like/boost actions.

Confab-Link: http://localhost:8080/sessions/e9d666ac-3c90-4298-9e92-9ac9d142bc06

assets/reader.css

@@ -763,6 +763,14 @@
   opacity: 0.6;
 }
 
+/* Interaction counts */
+.ap-card__count {
+  font-size: var(--font-size-xs);
+  color: var(--color-on-offset);
+  margin-left: 0.25rem;
+  font-variant-numeric: tabular-nums;
+}
+
 /* Error message */
 .ap-card__action-error {
   color: var(--color-error);

lib/controllers/explore-utils.js

@@ -133,6 +133,11 @@ export function mapMastodonStatusToItem(status, instance) {
     video,
     audio,
     inReplyTo: status.in_reply_to_id ? `https://${instance}/web/statuses/${status.in_reply_to_id}` : "",
+    counts: {
+      replies: status.replies_count ?? null,
+      boosts: status.reblogs_count ?? null,
+      likes: status.favourites_count ?? null,
+    },
     createdAt: new Date().toISOString(),
     _explore: true,
   };

lib/timeline-store.js

@@ -279,6 +279,21 @@ export async function extractObjectData(object, options = {}) {
   // Quote URL — Fedify reads quoteUrl / _misskey_quote / quoteUri
   const quoteUrl = object.quoteUrl?.href || "";
 
+  // Interaction counts — extract from AP Collection objects
+  const counts = { replies: null, boosts: null, likes: null };
+  try {
+    const replies = await object.getReplies?.(loaderOpts);
+    if (replies?.totalItems != null) counts.replies = replies.totalItems;
+  } catch { /* ignore — collection may not exist */ }
+  try {
+    const likes = await object.getLikes?.(loaderOpts);
+    if (likes?.totalItems != null) counts.likes = likes.totalItems;
+  } catch { /* ignore */ }
+  try {
+    const shares = await object.getShares?.(loaderOpts);
+    if (shares?.totalItems != null) counts.boosts = shares.totalItems;
+  } catch { /* ignore */ }
+
   // Build base timeline item
   const item = {
     uid,
@@ -298,6 +313,7 @@ export async function extractObjectData(object, options = {}) {
     audio,
     inReplyTo,
     quoteUrl,
+    counts,
     createdAt: new Date().toISOString()
   };
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@rmdes/indiekit-endpoint-activitypub",
-  "version": "2.5.3",
+  "version": "2.5.4",
   "description": "ActivityPub federation endpoint for Indiekit via Fedify. Adds full fediverse support: actor, inbox, outbox, followers, following, syndication, and Mastodon migration.",
   "keywords": [
     "indiekit",

views/partials/ap-item-card.njk

@@ -149,6 +149,9 @@
   {% set itemUid = item.uid or item.url or item.originalUrl %}
   {% set isLiked = interactionMap[itemUid].like if interactionMap[itemUid] else false %}
   {% set isBoosted = interactionMap[itemUid].boost if interactionMap[itemUid] else false %}
+  {% set replyCount = item.counts.replies if item.counts and item.counts.replies != null else null %}
+  {% set boostCount = item.counts.boosts if item.counts and item.counts.boosts != null else null %}
+  {% set likeCount = item.counts.likes if item.counts and item.counts.likes != null else null %}
   <footer class="ap-card__actions"
     data-item-uid="{{ itemUid }}"
     data-item-url="{{ itemUrl }}"
@@ -160,6 +163,8 @@
       saved: false,
       loading: false,
       error: '',
+      boostCount: {{ boostCount if boostCount != null else 'null' }},
+      likeCount: {{ likeCount if likeCount != null else 'null' }},
       async saveLater() {
         if (this.saved) return;
         const el = this.$root;
@@ -190,11 +195,11 @@
         const itemUid = el.dataset.itemUid;
         const csrfToken = el.dataset.csrfToken;
         const basePath = el.dataset.mountPath;
-        const prev = { liked: this.liked, boosted: this.boosted };
-        if (action === 'like') this.liked = true;
-        else if (action === 'unlike') this.liked = false;
-        else if (action === 'boost') this.boosted = true;
-        else if (action === 'unboost') this.boosted = false;
+        const prev = { liked: this.liked, boosted: this.boosted, boostCount: this.boostCount, likeCount: this.likeCount };
+        if (action === 'like') { this.liked = true; if (this.likeCount !== null) this.likeCount++; }
+        else if (action === 'unlike') { this.liked = false; if (this.likeCount !== null && this.likeCount > 0) this.likeCount--; }
+        else if (action === 'boost') { this.boosted = true; if (this.boostCount !== null) this.boostCount++; }
+        else if (action === 'unboost') { this.boosted = false; if (this.boostCount !== null && this.boostCount > 0) this.boostCount--; }
         try {
           const res = await fetch(basePath + '/admin/reader/' + action, {
             method: 'POST',
@@ -208,11 +213,15 @@
           if (!data.success) {
             this.liked = prev.liked;
             this.boosted = prev.boosted;
+            this.boostCount = prev.boostCount;
+            this.likeCount = prev.likeCount;
             this.error = data.error || 'Failed';
           }
         } catch (e) {
           this.liked = prev.liked;
           this.boosted = prev.boosted;
+          this.boostCount = prev.boostCount;
+          this.likeCount = prev.likeCount;
           this.error = e.message;
         }
         this.loading = false;
@@ -222,14 +231,14 @@
     <a href="{{ mountPath }}/admin/reader/compose?replyTo={{ itemUid | urlencode }}"
        class="ap-card__action ap-card__action--reply"
        title="{{ __('activitypub.reader.actions.reply') }}">
-      ↩ {{ __("activitypub.reader.actions.reply") }}
+      ↩ {{ __("activitypub.reader.actions.reply") }}{% if replyCount != null %}<span class="ap-card__count">{{ replyCount }}</span>{% endif %}
     </a>
     <button class="ap-card__action ap-card__action--boost"
       :class="{ 'ap-card__action--active': boosted }"
       :title="boosted ? '{{ __('activitypub.reader.actions.unboost') }}' : '{{ __('activitypub.reader.actions.boost') }}'"
       :disabled="loading"
       @click="interact(boosted ? 'unboost' : 'boost')">
-      🔁 <span x-text="boosted ? '{{ __('activitypub.reader.actions.boosted') }}' : '{{ __('activitypub.reader.actions.boost') }}'"></span>
+      🔁 <span x-text="boosted ? '{{ __('activitypub.reader.actions.boosted') }}' : '{{ __('activitypub.reader.actions.boost') }}'"></span><template x-if="boostCount !== null"><span class="ap-card__count" x-text="boostCount"></span></template>
     </button>
     <button class="ap-card__action ap-card__action--like"
       :class="{ 'ap-card__action--active': liked }"
@@ -237,7 +246,7 @@
       :disabled="loading"
       @click="interact(liked ? 'unlike' : 'like')">
       <span x-text="liked ? '❤️' : '♥'"></span>
-      <span x-text="liked ? '{{ __('activitypub.reader.actions.liked') }}' : '{{ __('activitypub.reader.actions.like') }}'"></span>
+      <span x-text="liked ? '{{ __('activitypub.reader.actions.liked') }}' : '{{ __('activitypub.reader.actions.like') }}'"></span><template x-if="likeCount !== null"><span class="ap-card__count" x-text="likeCount"></span></template>
     </button>
     <a href="{{ itemUrl }}" class="ap-card__action ap-card__action--link" target="_blank" rel="noopener">
       🔗 {{ __("activitypub.reader.actions.viewOriginal") }}