private async void HandleStartItemConstruction(TryStartItemConstructionMessage ev, EntitySessionEventArgs args)
{
var constructionPrototype = _prototypeManager.Index <ConstructionPrototype>(ev.PrototypeName);
var constructionGraph = _prototypeManager.Index <ConstructionGraphPrototype>(constructionPrototype.Graph);
var startNode = constructionGraph.Nodes[constructionPrototype.StartNode];
var targetNode = constructionGraph.Nodes[constructionPrototype.TargetNode];
var pathFind = constructionGraph.Path(startNode.Name, targetNode.Name);
var user = args.SenderSession.AttachedEntity;
if (user == null || !ActionBlockerSystem.CanInteract(user))
{
return;
}
if (!user.TryGetComponent(out HandsComponent? hands))
{
return;
}
foreach (var condition in constructionPrototype.Conditions)
{
if (!condition.Condition(user, user.ToCoordinates(), Direction.South))
{
return;
}
}
if (pathFind == null)
{
throw new InvalidDataException($"Can't find path from starting node to target node in construction! Recipe: {ev.PrototypeName}");
}
var edge = startNode.GetEdge(pathFind[0].Name);
if (edge == null)
{
throw new InvalidDataException($"Can't find edge from starting node to the next node in pathfinding! Recipe: {ev.PrototypeName}");
}
// No support for conditions here!
foreach (var step in edge.Steps)
{
switch (step)
{
case ToolConstructionGraphStep _:
case NestedConstructionGraphStep _:
throw new InvalidDataException("Invalid first step for construction recipe!");
}
}
var item = await Construct(user, "item_construction", constructionGraph, edge, targetNode);
if (item != null && item.TryGetComponent(out ItemComponent? itemComp))
{
hands.PutInHandOrDrop(itemComp);
}
}
public void TryStartItemConstruction(string prototypeName)
{
var msg = new TryStartItemConstructionMessage(prototypeName);
SendNetworkMessage(msg);
}
private void HandleStartItemConstruction(TryStartItemConstructionMessage msg, EntitySessionEventArgs args)
{
var placingEnt = args.SenderSession.AttachedEntity;
TryStartItemConstruction(placingEnt, msg.PrototypeName);
}
