Files
Bubberstation/code/datums/components/soul_stealer.dm
Ghom 339616ae78 You can now interact with held mobs beside wearing them (feat: "minor" melee attack chain cleanup) (#90080)
## About The Pull Request
People can now pet held mothroaches and pugs if they want to, or use
items on them, hopefully without causing many issues. After all, it only
took about a couple dozen lines of code to make...

...Oh, did the 527 files changed or the 850~ lines added/removed perhaps
catch your eye? Made you wonder if I accidentally pushed the wrong
branch? or skewed something up big time? Well, nuh uh. I just happen to
be fed up with the melee attack chain still using stringized params
instead of an array/list. It was frankly revolting to see how I'd have
had to otherwise call `list2params` for what I'm trying to accomplish
here, and make this PR another tessera to the immense stupidity of our
attack chain procs calling `params2list` over and over and over instead
of just using that one call instance from `ClickOn` as an argument. It's
2025, honey, wake up!

I also tried to replace some of those single letter vars/args but there
are just way too many of them.

## Why It's Good For The Game
Improving old code. And I want to be able to pet mobroaches while
holding them too.

## Changelog

🆑
qol: You can now interact with held mobs in more ways beside wearing
them.
/🆑
2025-04-23 20:18:26 +00:00

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/**
* ### Soul Stealer component!
*
* Component that attaches to items, making lethal swings with them steal the victims soul, storing it inside the item.
* Used in the cult bastard sword!
*/
/datum/component/soul_stealer
var/obj/item/soulstone/soulstone_type
/// List of soulstones captured by this item.
var/list/obj/item/soulstone/soulstones = list()
/datum/component/soul_stealer/Initialize(soulstone_type = /obj/item/soulstone/anybody/purified)
if(!isitem(parent))
return COMPONENT_INCOMPATIBLE
src.soulstone_type = soulstone_type
/datum/component/soul_stealer/Destroy()
QDEL_LIST(soulstones) // We own these, so we'll also just get rid of them. Any souls inside will die, this is fine.
return ..()
/datum/component/soul_stealer/RegisterWithParent()
RegisterSignal(parent, COMSIG_ATOM_EXAMINE, PROC_REF(on_examine))
RegisterSignal(parent, COMSIG_ITEM_AFTERATTACK, PROC_REF(on_afterattack))
RegisterSignal(parent, COMSIG_ITEM_INTERACTING_WITH_ATOM, PROC_REF(try_transfer_soul))
/datum/component/soul_stealer/UnregisterFromParent()
UnregisterSignal(parent, list(COMSIG_ATOM_EXAMINE, COMSIG_ITEM_AFTERATTACK, COMSIG_ITEM_INTERACTING_WITH_ATOM))
///signal called on parent being examined
/datum/component/soul_stealer/proc/on_examine(datum/source, mob/user, list/examine_list)
SIGNAL_HANDLER
examine_list += span_notice("It will steal the soul of anyone it defeats in battle.")
var/num_souls = length(soulstones)
switch(num_souls)
if(0)
examine_list += span_notice("It has not consumed any souls yet.")
if(1 to 9)
examine_list += span_notice("There are <b>[num_souls]</b> souls trapped within it.")
if(10 to INFINITY)
examine_list += span_notice("A staggering <b>[num_souls]</b> souls have been claimed by it! And it hungers for more!")
/datum/component/soul_stealer/proc/on_afterattack(obj/item/source, atom/target, mob/living/user, list/modifiers)
SIGNAL_HANDLER
if(ishuman(target))
INVOKE_ASYNC(src, PROC_REF(try_capture), target, user)
/datum/component/soul_stealer/proc/try_transfer_soul(obj/item/source, mob/user, atom/target, list/modifiers)
SIGNAL_HANDLER
if(istype(target, /obj/structure/constructshell) && length(soulstones))
var/obj/item/soulstone/soulstone = soulstones[1]
INVOKE_ASYNC(soulstone, TYPE_PROC_REF(/obj/item/soulstone, transfer_to_construct), target, user)
if(QDELETED(soulstone)) // successful transfer (transfer deletes us)
soulstones -= soulstone
else if(!length(soulstone.contents)) // something fucky happened
qdel(soulstone)
soulstones -= soulstone
return ITEM_INTERACT_SUCCESS
/datum/component/soul_stealer/proc/try_capture(mob/living/carbon/human/victim, mob/living/captor)
if(victim.stat == CONSCIOUS)
return
var/obj/item/soulstone/soulstone = new soulstone_type(parent)
soulstone.attack(victim, captor)
if(!length(soulstone.contents)) // failed
qdel(soulstone)
return
soulstones += soulstone