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Bubberstation/code/datums/components/dejavu.dm
tralezab 5ad6fd883f NOTELEPORT errywhere (#55973)
These prevent some cheats or really low effort ways to get to where you really shouldn't be.

Mappers seriously fucking hate jaunting and phasing mechs, as they let you bypass their custom crafted ruins and the like. But it'll also stop more general "you shouldn't be here" stuff.
2021-01-07 14:31:24 -08:00

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/**
* A component to reset the parent to its previous state after some time passes
*/
/datum/component/dejavu
/// The turf the parent was on when this components was applied, they get moved back here after the duration
var/turf/starting_turf
/// Determined by the type of the parent so different behaviours can happen per type
var/rewind_type
/// How many rewinds will happen before the effect ends
var/rewinds_remaining
/// How long to wait between each rewind
var/rewind_interval
/// The starting value of clone loss at the beginning of the effect
var/clone_loss = 0
/// The starting value of toxin loss at the beginning of the effect
var/tox_loss = 0
/// The starting value of oxygen loss at the beginning of the effect
var/oxy_loss = 0
/// The starting value of brain loss at the beginning of the effect
var/brain_loss = 0
/// The starting value of brute loss at the beginning of the effect
/// This only applies to simple animals
var/brute_loss
/// The starting value of integrity at the beginning of the effect
/// This only applies to objects
var/integrity
/// A list of body parts saved at the beginning of the effect
var/list/datum/saved_bodypart/saved_bodyparts
/datum/component/dejavu/Initialize(rewinds = 1, interval = 10 SECONDS)
if(!isatom(parent))
return COMPONENT_INCOMPATIBLE
starting_turf = get_turf(parent)
rewinds_remaining = rewinds
rewind_interval = interval
if(isliving(parent))
var/mob/living/L = parent
clone_loss = L.getCloneLoss()
tox_loss = L.getToxLoss()
oxy_loss = L.getOxyLoss()
brain_loss = L.getOrganLoss(ORGAN_SLOT_BRAIN)
rewind_type = .proc/rewind_living
if(iscarbon(parent))
var/mob/living/carbon/C = parent
saved_bodyparts = C.save_bodyparts()
rewind_type = .proc/rewind_carbon
else if(isanimal(parent))
var/mob/living/simple_animal/M = parent
brute_loss = M.bruteloss
rewind_type = .proc/rewind_animal
else if(isobj(parent))
var/obj/O = parent
integrity = O.obj_integrity
rewind_type = .proc/rewind_obj
addtimer(CALLBACK(src, rewind_type), rewind_interval)
/datum/component/dejavu/Destroy()
starting_turf = null
saved_bodyparts = null
return ..()
/datum/component/dejavu/proc/rewind()
to_chat(parent, "<span class=notice>You remember a time not so long ago...</span>")
//comes after healing so new limbs comically drop to the floor
if(starting_turf)
var/area/destination_area = starting_turf.loc
if(destination_area.area_flags & NOTELEPORT)
to_chat(parent, "<span class='warning'>For some reason, your head aches and fills with mental fog when you try to think of where you were... It feels like you're now going against some dull, unstoppable universal force.</span>")
else
var/atom/movable/master = parent
master.forceMove(starting_turf)
rewinds_remaining --
if(rewinds_remaining)
addtimer(CALLBACK(src, rewind_type), rewind_interval)
else
to_chat(parent, "<span class=notice>But the memory falls out of your reach.</span>")
qdel(src)
/datum/component/dejavu/proc/rewind_living()
var/mob/living/master = parent
master.setCloneLoss(clone_loss)
master.setToxLoss(tox_loss)
master.setOxyLoss(oxy_loss)
master.setOrganLoss(ORGAN_SLOT_BRAIN, brain_loss)
rewind()
/datum/component/dejavu/proc/rewind_carbon()
if(saved_bodyparts)
var/mob/living/carbon/master = parent
master.apply_saved_bodyparts(saved_bodyparts)
rewind_living()
/datum/component/dejavu/proc/rewind_animal()
var/mob/living/simple_animal/master = parent
master.bruteloss = brute_loss
master.updatehealth()
rewind_living()
/datum/component/dejavu/proc/rewind_obj()
var/obj/master = parent
master.obj_integrity = integrity
rewind()