mirror of
https://github.com/CHOMPStation2/CHOMPStation2.git
synced 2025-12-11 10:43:20 +00:00
35 lines
1.0 KiB
Plaintext
35 lines
1.0 KiB
Plaintext
/**
|
|
* Simple conflict checking for getting number of conflicting things on someone with the same ID.
|
|
*/
|
|
/datum/element/conflict_checking
|
|
element_flags = ELEMENT_BESPOKE | ELEMENT_DETACH
|
|
id_arg_index = 1
|
|
/// we don't need to KNOW who has us, only our ID.
|
|
var/id
|
|
|
|
/datum/element/conflict_checking/Attach(datum/target, id)
|
|
. = ..()
|
|
if(. & ELEMENT_INCOMPATIBLE)
|
|
return
|
|
if(!isatom(target))
|
|
return ELEMENT_INCOMPATIBLE
|
|
if(!length(id))
|
|
. = ELEMENT_INCOMPATIBLE
|
|
CRASH("Invalid ID in conflict checking element.")
|
|
if(isnull(src.id))
|
|
src.id = id
|
|
RegisterSignal(target, COMSIG_CONFLICT_ELEMENT_CHECK, .proc/check)
|
|
|
|
/datum/element/conflict_checking/proc/check(datum/source, id_to_check)
|
|
if(id == id_to_check)
|
|
return ELEMENT_CONFLICT_FOUND
|
|
|
|
/**
|
|
* Counts number of conflicts on something that have a conflict checking element.
|
|
*/
|
|
/atom/proc/ConflictElementCount(id)
|
|
. = 0
|
|
for(var/i in GetAllContents())
|
|
var/atom/movable/AM = i
|
|
if(SEND_SIGNAL(AM, COMSIG_CONFLICT_ELEMENT_CHECK, id) & ELEMENT_CONFLICT_FOUND)
|
|
++. |