Playlist/party.prop at master · OpenJunction/Playlist · GitHub

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(
  "initial"
     (fn ()
      (let ((state (new-obj)))
        (put state "name" "unnamed")
        (put state "objects" (new))
	state
	))


  "operations"
   (
     "addObj"
     (fn (state op)
      (let ((item (get op "item"))
            (id (get item "id"))
	    (objects (get state "objects")))
        (put objects id item)
	state
	))

     "deleteObj"
     (fn (state op)
      (let ((id (get op "itemId"))
	    (objects (get state "objects")))
        (del objects id)
	state
	))

     "setName"
     (fn (state op)
      (let ((name (get op "name")))
        (put state "name" name)
	state
	))

     "resetVoteHistory"
     (fn (state op)
       (put state "voteHistory" (new-obj)))

     "vote"
     (fn (state op)
      (let ((id (get op "itemId"))
	    (count (get op "count"))
	    (objects (get state "objects"))
	    (obj (get objects id))
	    (cur (get obj "votes")))
	(put obj "votes" (+ cur count))
	))

   )
)

			if(type.equals("addObj")){
				JSONObject item = op.optJSONObject("item");
				String id = item.optString("id");
				objects.put(id, (new JSONObjWrapper(item)));
			}
			else if(type.equals("deleteObj")){
				String id = op.optString("itemId");
				objects.remove(id);
			}
			else if(type.equals("setName")){
				String name = op.optString("name");
				this.name = name;
			}
			else if(type.equals("resetVoteHistory")){
				this.voteHistory.clear();
			}
			else if(type.equals("vote")){
				String id = op.optString("itemId");
				int count = op.optInt("count");
				JSONObject o = objects.get(id);
				if(o != null){
					int cur = o.optInt("votes");
					try{
						o.put("votes", cur + count);
					}
					catch(JSONException e){
						e.printStackTrace(System.err);
					}
				}
				else{
					System.err.println("Couldn't find object for id: " + id);
				}
			}