[openstreetmap/openstreetmap-website] Sort and order notes (#2381)

[ENT8R]

ENT8R commented on this pull request.



> -      @notes = @notes.order("updated_at DESC").limit(result_limit).preload(:comments)
+      @notes = if params[:sort] == "created_at"
+                 if params[:order] == "oldest"
+                   @notes.order("created_at ASC")
+                 else
+                   @notes.order("created_at DESC")
+                 end
+               else
+                 if params[:order] == "oldest"
+                   @notes.order("updated_at ASC")
+                 else
+                   @notes.order("updated_at DESC")
+                 end
+               end
+
+      @notes = @notes.distinct.limit(result_limit).preload(:comments)

BTW: I also added `.distinct` which was missing before but might also be useful because returning the same note multiple times is not really helpful...

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