full app

utils/postEngagement.js

@@ -12,7 +12,7 @@ async function attachPostEngagementFields(posts, viewerId) {
   const postIds = posts.map((p) => p._id)
   const authorIds = [...new Set(posts.map((p) => String(p.user_id)))]
 
-  const [bookmarkAgg, sendAgg, shareAgg, viewAgg, authorDocs, userBookmarks, userFollows, activeStories] = await Promise.all([
+  const [bookmarkAgg, sendAgg, shareAgg, viewAgg, offerAgg, authorDocs, userBookmarks, userFollows, activeStories] = await Promise.all([
     PostBookmarkModel.aggregate([
       { $match: { postId: { $in: postIds } } },
       { $group: { _id: '$postId', count: { $sum: 1 } } },
@@ -35,6 +35,16 @@ async function attachPostEngagementFields(posts, viewerId) {
       },
       { $group: { _id: '$targetId', count: { $sum: 1 } } },
     ]),
+    ExploreInteractionModel.aggregate([
+      {
+        $match: {
+          targetType: 'post',
+          targetId: { $in: postIds },
+          action: 'offer',
+        },
+      },
+      { $group: { _id: '$targetId', count: { $sum: 1 } } },
+    ]),
     UserModel.find({ _id: { $in: authorIds } })
       .select('_id allow_save_posts')
       .lean(),
@@ -68,6 +78,9 @@ async function attachPostEngagementFields(posts, viewerId) {
   const viewsMap = Object.fromEntries(
     viewAgg.map((v) => [String(v._id), v.count])
   )
+  const offersMap = Object.fromEntries(
+    offerAgg.map((o) => [String(o._id), o.count])
+  )
   const allowSaveMap = Object.fromEntries(
     authorDocs.map((u) => [String(u._id), u.allow_save_posts !== false])
   )
@@ -95,6 +108,7 @@ async function attachPostEngagementFields(posts, viewerId) {
     sendsCount: sendsMap[String(post._id)] || 0,
     sharesCount: sharesMap[String(post._id)] || 0,
     viewsCount: viewsMap[String(post._id)] || 0,
+    offersCount: offersMap[String(post._id)] || 0,
     author_allow_save: allowSaveMap[String(post.user_id)] !== false,
     is_saved: savedSet.has(String(post._id)),
     is_following: followSet.has(String(post.user_id)),