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GS13NG/code/modules/mob/living/carbon/alien/special/facehugger.dm
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//TODO: Make these simple_animals
#define MIN_IMPREGNATION_TIME 100 //time it takes to impregnate someone
#define MAX_IMPREGNATION_TIME 150
#define MIN_ACTIVE_TIME 200 //time between being dropped and going idle
#define MAX_ACTIVE_TIME 400
/obj/item/clothing/mask/facehugger
name = "alien"
desc = "It has some sort of a tube at the end of its tail."
icon = 'icons/mob/alien.dmi'
icon_state = "facehugger"
item_state = "facehugger"
w_class = WEIGHT_CLASS_TINY //note: can be picked up by aliens unlike most other items of w_class below 4
clothing_flags = ALLOWINTERNALS
throw_range = 5
tint = 3
flags_cover = MASKCOVERSEYES | MASKCOVERSMOUTH
layer = MOB_LAYER
max_integrity = 100
mutantrace_variation = STYLE_MUZZLE
var/stat = CONSCIOUS //UNCONSCIOUS is the idle state in this case
var/sterile = FALSE
var/real = TRUE //0 for the toy, 1 for real. Sure I could istype, but fuck that.
var/strength = 5
var/attached = 0
/obj/item/clothing/mask/facehugger/lamarr
name = "Lamarr"
sterile = TRUE
/obj/item/clothing/mask/facehugger/dead
icon_state = "facehugger_dead"
item_state = "facehugger_inactive"
sterile = TRUE
stat = DEAD
/obj/item/clothing/mask/facehugger/impregnated
icon_state = "facehugger_impregnated"
item_state = "facehugger_impregnated"
sterile = TRUE
stat = DEAD
/obj/item/clothing/mask/facehugger/take_damage(damage_amount, damage_type = BRUTE, damage_flag = 0, sound_effect = 1, attack_dir)
..()
if(obj_integrity < 90)
Die()
/obj/item/clothing/mask/facehugger/attackby(obj/item/O, mob/user, params)
return O.attack_obj(src, user)
/obj/item/clothing/mask/facehugger/attack_alien(mob/user) //can be picked up by aliens
return attack_hand(user)
/obj/item/clothing/mask/facehugger/on_attack_hand(mob/user, act_intent = user.a_intent, unarmed_attack_flags)
if((stat == CONSCIOUS && !sterile) && !isalien(user))
if(Leap(user))
return
. = ..()
/obj/item/clothing/mask/facehugger/attack(mob/living/M, mob/user)
..()
if(user.transferItemToLoc(src, get_turf(M)))
Leap(M)
/obj/item/clothing/mask/facehugger/examine(mob/user)
. = ..()
if(!real)//So that giant red text about probisci doesn't show up.
return
switch(stat)
if(DEAD,UNCONSCIOUS)
. += "<span class='boldannounce'>[src] is not moving.</span>"
if(CONSCIOUS)
. += "<span class='boldannounce'>[src] seems to be active!</span>"
if (sterile)
. += "<span class='boldannounce'>It looks like the proboscis has been removed.</span>"
/obj/item/clothing/mask/facehugger/temperature_expose(datum/gas_mixture/air, exposed_temperature, exposed_volume)
if(exposed_temperature > 300)
Die()
/obj/item/clothing/mask/facehugger/equipped(mob/M)
. = ..()
Attach(M)
/obj/item/clothing/mask/facehugger/Crossed(atom/target)
. = ..()
HasProximity(target)
/obj/item/clothing/mask/facehugger/on_found(mob/finder)
if(stat == CONSCIOUS)
return HasProximity(finder)
return FALSE
/obj/item/clothing/mask/facehugger/HasProximity(atom/movable/AM as mob|obj)
if(CanHug(AM) && Adjacent(AM))
return Leap(AM)
return FALSE
/obj/item/clothing/mask/facehugger/throw_at(atom/target, range, speed, mob/thrower, spin=1, diagonals_first = 0, datum/callback/callback)
if(!..())
return
if(stat == CONSCIOUS)
icon_state = "[initial(icon_state)]_thrown"
addtimer(CALLBACK(src, PROC_REF(clear_throw_icon_state)), 15)
/obj/item/clothing/mask/facehugger/proc/clear_throw_icon_state()
if(icon_state == "[initial(icon_state)]_thrown")
icon_state = "[initial(icon_state)]"
/obj/item/clothing/mask/facehugger/throw_impact(atom/hit_atom, datum/thrownthing/throwingdatum)
..()
if(stat == CONSCIOUS)
icon_state = "[initial(icon_state)]"
Leap(hit_atom)
/obj/item/clothing/mask/facehugger/proc/valid_to_attach(mob/living/M)
// valid targets: carbons except aliens and devils
// facehugger state early exit checks
if(stat != CONSCIOUS)
return FALSE
if(attached)
return FALSE
if(iscarbon(M))
// disallowed carbons
if(isalien(M) || isdevil(M))
return FALSE
var/mob/living/carbon/target = M
// gotta have a head to be implanted (no changelings or sentient plants)
if(!target.get_bodypart(BODY_ZONE_HEAD))
return FALSE
if(target.getorgan(/obj/item/organ/alien/hivenode) || target.getorgan(/obj/item/organ/body_egg/alien_embryo))
return FALSE
// carbon, has head, not alien or devil, has no hivenode or embryo: valid
return TRUE
return FALSE
/obj/item/clothing/mask/facehugger/proc/Leap(mob/living/M)
if(!valid_to_attach(M))
return FALSE
if(iscarbon(M))
var/mob/living/carbon/target = M
if(target.wear_mask && istype(target.wear_mask, /obj/item/clothing/mask/facehugger))
return FALSE
// passed initial checks - time to leap!
M.visible_message("<span class='danger'>[src] leaps at [M]'s face!</span>", \
"<span class='userdanger'>[src] leaps at [M]'s face!</span>")
// probiscis-blocker handling
if(iscarbon(M))
var/mob/living/carbon/target = M
if(ishuman(M))
var/mob/living/carbon/human/H = M
if(H.is_mouth_covered(head_only = 1))
H.visible_message("<span class='danger'>[src] smashes against [H]'s [H.head]!</span>", \
"<span class='userdanger'>[src] smashes against [H]'s [H.head]!</span>")
Die()
return FALSE
if(target.wear_mask)
var/obj/item/clothing/W = target.wear_mask
if(target.dropItemToGround(W))
target.visible_message("<span class='danger'>[src] tears [W] off of [target]'s face!</span>", \
"<span class='userdanger'>[src] tears [W] off of [target]'s face!</span>")
target.equip_to_slot_if_possible(src, ITEM_SLOT_MASK, 0, 1, 1)
return TRUE // time for a smoke
/obj/item/clothing/mask/facehugger/proc/Attach(mob/living/M)
if(!valid_to_attach(M))
return
// early returns and validity checks done: attach.
attached++
//ensure we detach once we no longer need to be attached
addtimer(CALLBACK(src, PROC_REF(detach)), MAX_IMPREGNATION_TIME)
if(!sterile)
M.take_bodypart_damage(strength,0) //done here so that humans in helmets take damage
M.Unconscious(MAX_IMPREGNATION_TIME/0.3) //something like 25 ticks = 20 seconds with the default settings
GoIdle() //so it doesn't jump the people that tear it off
addtimer(CALLBACK(src, PROC_REF(Impregnate), M), rand(MIN_IMPREGNATION_TIME, MAX_IMPREGNATION_TIME))
/obj/item/clothing/mask/facehugger/proc/detach()
attached = 0
/obj/item/clothing/mask/facehugger/proc/Impregnate(mob/living/target)
if(!target || target.stat == DEAD) //was taken off or something
return
if(iscarbon(target))
var/mob/living/carbon/C = target
if(C.wear_mask != src)
return
if(!sterile)
target.visible_message("<span class='danger'>[src] falls limp after violating [target]'s face!</span>", \
"<span class='userdanger'>[src] falls limp after violating [target]'s face!</span>")
Die()
icon_state = "[initial(icon_state)]_impregnated"
var/obj/item/bodypart/chest/LC = target.get_bodypart(BODY_ZONE_CHEST)
if((!LC || !LC.is_robotic_limb(FALSE)) && !target.getorgan(/obj/item/organ/body_egg/alien_embryo))
new /obj/item/organ/body_egg/alien_embryo(target)
else
target.visible_message("<span class='danger'>[src] violates [target]'s face!</span>", \
"<span class='userdanger'>[src] violates [target]'s face!</span>")
/obj/item/clothing/mask/facehugger/proc/GoActive()
if(stat == DEAD || stat == CONSCIOUS)
return
stat = CONSCIOUS
icon_state = "[initial(icon_state)]"
/obj/item/clothing/mask/facehugger/proc/GoIdle()
if(stat == DEAD || stat == UNCONSCIOUS)
return
stat = UNCONSCIOUS
icon_state = "[initial(icon_state)]_inactive"
addtimer(CALLBACK(src, PROC_REF(GoActive)), rand(MIN_ACTIVE_TIME, MAX_ACTIVE_TIME))
/obj/item/clothing/mask/facehugger/proc/Die()
if(stat == DEAD)
return
icon_state = "[initial(icon_state)]_dead"
item_state = "facehugger_inactive"
stat = DEAD
visible_message("<span class='danger'>[src] curls up into a ball!</span>")
/proc/CanHug(mob/living/M)
if(!istype(M))
return FALSE
if(M.stat == DEAD)
return FALSE
if(M.getorgan(/obj/item/organ/alien/hivenode))
return FALSE
if(AmBloodsucker(M))
return FALSE
if(ismonkey(M))
return TRUE
var/mob/living/carbon/C = M
if(ishuman(C) && !(ITEM_SLOT_MASK in C.dna.species.no_equip))
var/mob/living/carbon/human/H = C
if(H.is_mouth_covered(head_only = 1))
return FALSE
return TRUE
return FALSE
#undef MIN_ACTIVE_TIME
#undef MAX_ACTIVE_TIME
#undef MIN_IMPREGNATION_TIME
#undef MAX_IMPREGNATION_TIME
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