/// <summary> /// Handles operation <see cref = "Move" />: Move the items and ultimately sends event <see cref = "ItemMoved" /> to other clients. /// </summary> /// <param name = "peer"> /// The client peer. /// </param> /// <param name = "request"> /// The request. /// </param> /// <param name = "sendParameters"> /// The send Parameters. /// </param> /// <returns> /// Null or an <see cref = "OperationResponse" /> with error code <see cref = "ReturnCode.ItemNotFound" />. /// </returns> public OperationResponse OperationMove(PeerBase peer, OperationRequest request, SendParameters sendParameters) { var operation = new Move(peer.Protocol, request); if (!operation.IsValid) { return new OperationResponse(request.OperationCode) { ReturnCode = (int)ReturnCode.InvalidOperationParameter, DebugMessage = operation.GetErrorMessage() }; } operation.OnStart(); Item item; if (false == operation.ItemType.HasValue || string.IsNullOrEmpty(operation.ItemId)) { item = this.Avatar; // set return values operation.ItemId = item.Id; operation.ItemType = item.Type; } else if (this.TryGetItem(operation.ItemType.Value, operation.ItemId, out item) == false) { return operation.GetOperationResponse((int)ReturnCode.ItemNotFound, "ItemNotFound"); } return this.ItemOperationMove((MmoItem)item, operation, sendParameters); }
/// <summary> /// The move operation. /// </summary> /// <param name = "item"> /// The mmo item. /// </param> /// <param name = "operation"> /// The operation. /// </param> /// <param name = "sendParameters"> /// The send Parameters. /// </param> /// <returns> /// error code ok /// </returns> private OperationResponse ItemOperationMove(MmoItem item, Move operation, SendParameters sendParameters) { // should always be OK MethodReturnValue result = this.CheckAccess(item); if (result) { // save previous for event float[] oldPosition = item.Coordinate; float[] oldRotation = item.Rotation; // move item.Rotation = operation.Rotation; item.Move(operation.Position); // send event var eventInstance = new ItemMoved { ItemId = item.Id, ItemType = item.Type, OldPosition = oldPosition, Position = operation.Position, Rotation = operation.Rotation, OldRotation = oldRotation }; var eventData = new EventData((byte)EventCode.ItemMoved, eventInstance); sendParameters.ChannelId = Settings.ItemEventChannel; var message = new ItemEventMessage(item, eventData, sendParameters); item.EventChannel.Publish(message); // no response sent operation.OnComplete(); return null; } return operation.GetOperationResponse(result); }