feat: Add Ownable, proper sort by timestamp

api/p/memeland/memeland.gno

@@ -20,9 +20,6 @@ type Post struct {
 	UpvoteTracker *avl.Tree // address > struct{}{}
 }
 
-type UpvoteSorter []*Post
-type DateSorter []*Post
-
 type Memeland struct {
 	*ownable.Ownable
 	Posts       []*Post
@@ -103,10 +100,22 @@ func (m *Memeland) GetPostsInRange(startTimestamp, endTimestamp int64, page, pag
 	switch sortBy {
 	// Sort by upvote descending
 	case "UPVOTES":
-		sort.Sort(UpvoteSorter(filteredPosts))
+		dateSorter := PostSorter{
+			posts: filteredPosts,
+			less: func(i, j int) bool {
+				return filteredPosts[i].UpvoteTracker.Size() > filteredPosts[j].UpvoteTracker.Size()
+			},
+		}
+		sort.Sort(dateSorter)
 	default:
 		// Sort by timestamp, beginning with newest
-		sort.Sort(DateSorter(filteredPosts))
+		dateSorter := PostSorter{
+			posts: filteredPosts,
+			less: func(i, j int) bool {
+				return filteredPosts[i].Timestamp.Before(filteredPosts[j].Timestamp)
+			},
+		}
+		sort.Sort(dateSorter)
 	}
 
 	// Pagination
@@ -189,16 +198,36 @@ func (m *Memeland) getPost(id string) *Post {
 	return nil
 }
 
-// Sort by newest first
-func (a DateSorter) Len() int      { return len(a) }
-func (a DateSorter) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
-func (a DateSorter) Less(i, j int) bool {
-	return a[i].Timestamp.Before(a[j].Timestamp)
+type PostSorter struct {
+	posts []*Post
+	less  func(i, j int) bool
+}
+
+func (p PostSorter) Len() int {
+	return len(p.posts)
+}
+
+func (p PostSorter) Swap(i, j int) {
+	p.posts[i], p.posts[j] = p.posts[j], p.posts[i]
 }
 
-// Sort by upvote count
-func (a UpvoteSorter) Len() int      { return len(a) }
-func (a UpvoteSorter) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
-func (a UpvoteSorter) Less(i, j int) bool {
-	return a[i].UpvoteTracker.Size() > a[j].UpvoteTracker.Size()
+func (p PostSorter) Less(i, j int) bool {
+	return p.Less(i, j)
 }
+
+//type UpvoteSorter []*Post
+//type DateSorter []*Post
+//
+//// Sort by newest first
+//func (a DateSorter) Len() int      { return len(a) }
+//func (a DateSorter) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
+//func (a DateSorter) Less(i, j int) bool {
+//	return a[i].Timestamp.Before(a[j].Timestamp)
+//}
+//
+//// Sort by upvote count
+//func (a UpvoteSorter) Len() int      { return len(a) }
+//func (a UpvoteSorter) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
+//func (a UpvoteSorter) Less(i, j int) bool {
+//	return a[i].UpvoteTracker.Size() > a[j].UpvoteTracker.Size()
+//}