Also, in case anybody thinks the quality mechanic is not appropriate for an engineering game:

https://arstechnica.com/science/2022/01 ... -lifetime/

Overall, I love this! But I also hate the names! I expect you will make them moddable though, right? I'd name them something like Crude/Low (and you only realize the quality wasn't even good before you unlock quality modules and see it), Normal/Nominal, High/Great, Exceptional/Superior and ...

What about the events for connecting or disconnecting a neighbour? Would that be feasible?

Rseding91 wrote:It does know which ghosts are on what force - and that I can add to the API.

That could definitely help. Would that be faster than doing surface.find_entities_filtered{ghost_type="entity-ghost"}?

Curses! It felt a little too good to have been omitted for no reason. :)

That's how the base game does it as well.
Do you mean by iterating through the entities periodically? In that case, would you consider exposing a table of all the ghost entities? Ideally along with information which would ...

TL;DR
Add several new events to the game to enable mods keeping an up-to-date list of ghost entities.

What ?
I suggest adding the following events to the game:

1. on_post_entity_created - an event triggered always after a new entity was created, irrespective of the way it has been created (by ...

If anyone is interested in this behavior, I made a mod that adds a combinator that performs exactly this. (I am afraid I have no clue how to hack into the roboport)

https://mods.factorio.com/mod/missing-circuit

Beautiful! Exactly what I was looking for.

+1 for including this behaviour in the ...

Setup: see screenshot below and attached save file.
Screen Shot 2018-02-03 at 10.33.00.png
When a train arrives at chain signal A, both lines B and C are occupied. When one of the trains at B or C leaves, the chain signal A turns blue. If the path that is freed up does not coincide with the ...