Cryogenic anomalies & armor (#21603)

* cryogenic anomaly

* sprite

* reactive gelidic armor

* america number 1 raaah

* sprite (thanks atp)

* qwerty suggestion

* floor freezing

* Update code/game/objects/effects/anomalies.dm

Co-authored-by: SteelSlayer <42044220+SteelSlayer@users.noreply.github.com>

* steel review commit 2

* whitespace apparently? idk

* whitespace fix (real)

* vetus

* Update code/game/objects/effects/anomalies.dm

Co-authored-by: Henri215 <77684085+Henri215@users.noreply.github.com>

* Update code/game/objects/effects/anomalies.dm

Co-authored-by: Henri215 <77684085+Henri215@users.noreply.github.com>

* Update code/game/objects/effects/anomalies.dm

Co-authored-by: Henri215 <77684085+Henri215@users.noreply.github.com>

* Update code/modules/clothing/suits/armor_suits.dm

Co-authored-by: Henri215 <77684085+Henri215@users.noreply.github.com>

* Update code/modules/clothing/suits/armor_suits.dm

Co-authored-by: Henri215 <77684085+Henri215@users.noreply.github.com>

* Update code/modules/mob/living/simple_animal/hostile/megafauna/ancient_robot.dm

Co-authored-by: Luc <89928798+lewcc@users.noreply.github.com>

* early return thing

---------

Co-authored-by: SteelSlayer <42044220+SteelSlayer@users.noreply.github.com>
Co-authored-by: Henri215 <77684085+Henri215@users.noreply.github.com>
Co-authored-by: Luc <89928798+lewcc@users.noreply.github.com>

code/modules/atmospherics/environmental/LINDA_system.dm

@@ -138,6 +138,9 @@
 	if(flag & LINDA_SPAWN_HEAT)
 		G.temperature += 1000
 
+	if(flag & LINDA_SPAWN_COLD)
+		G.temperature = TCMB
+
 	if(flag & LINDA_SPAWN_TOXINS)
 		G.toxins += amount
 

code/modules/clothing/suits/armor_suits.dm

@@ -517,6 +517,54 @@
 		return TRUE
 	return FALSE
 
+/obj/item/clothing/suit/armor/reactive/cryo
+	name = "reactive gelidic armor" //is "gelidic" a word? probably not, but it sounds cool
+	desc = "This armor harnesses a cryogenic anomaly core to defend its user from the cold and attacks alike. Its unstable thermal regulation system occasionally vents gasses."
+
+/obj/item/clothing/suit/armor/reactive/cryo/equipped(mob/user, slot)
+	..()
+	if(slot != slot_wear_suit)
+		return
+	ADD_TRAIT(user, TRAIT_RESISTCOLD, "[UID()]")
+
+/obj/item/clothing/suit/armor/reactive/cryo/dropped(mob/user, silent)
+	..()
+	REMOVE_TRAIT(user, TRAIT_RESISTCOLD, "[UID()]")
+
+/obj/item/clothing/suit/armor/reactive/cryo/hit_reaction(mob/living/carbon/human/owner, atom/movable/hitby, attack_text = "the attack", final_block_chance = 0, damage = 0, attack_type = MELEE_ATTACK)
+	if(!active)
+		return FALSE
+	if(reaction_check(hitby) && use_power())
+		owner.visible_message("<span class='danger'>[src] blocks [attack_text], sending out freezing bolts!</span>")
+
+		for(var/mob/M in oview(get_turf(src), 7))
+			shootAt(M)
+
+		if(prob(10)) //rarely vent gasses
+			owner.visible_message("<span class='warning'>[src] vents excess coolant!</span>")
+			playsound(loc, 'sound/effects/refill.ogg', 50, TRUE)
+
+			var/turf/simulated/T = get_turf(src)
+			if(istype(T))
+				T.atmos_spawn_air(LINDA_SPAWN_COLD | LINDA_SPAWN_N2O | LINDA_SPAWN_CO2, 20)
+
+		disable(rand(1, 3))
+
+		return TRUE
+	return FALSE
+
+/obj/item/clothing/suit/armor/reactive/cryo/proc/shootAt(atom/movable/target)
+	var/turf/T = get_turf(src)
+	var/turf/U = get_turf(target)
+	if(!T || !U)
+		return
+	var/obj/item/projectile/temp/basilisk/O = new /obj/item/projectile/temp/basilisk(T)
+	playsound(get_turf(src), 'sound/weapons/taser2.ogg', 75, TRUE)
+	O.current = T
+	O.yo = U.y - T.y
+	O.xo = U.x - T.x
+	O.fire()
+
 
 /obj/item/clothing/suit/armor/reactive/stealth
 	name = "reactive stealth armor"

code/modules/events/anomaly_cryo.dm

@@ -0,0 +1,8 @@
+/datum/event/anomaly/anomaly_cryo
+	name = "Anomaly: Cryogenic"
+	startWhen = 3
+	announceWhen = 10
+	anomaly_path = /obj/effect/anomaly/cryo
+
+/datum/event/anomaly/anomaly_cryo/announce()
+	GLOB.minor_announcement.Announce("Cryogenic anomaly detected on long range scanners. Expected location: [impact_area.name].", "Anomaly Alert", 'sound/AI/anomaly_pyro.ogg')

code/modules/events/anomaly_pyro.dm

@@ -5,4 +5,4 @@
 	anomaly_path = /obj/effect/anomaly/pyro
 
 /datum/event/anomaly/anomaly_pyro/announce()
-	GLOB.minor_announcement.Announce("Atmospheric anomaly detected on long range scanners. Expected location: [impact_area.name].", "Anomaly Alert", 'sound/AI/anomaly_pyro.ogg')
+	GLOB.minor_announcement.Announce("Pyroclastic anomaly detected on long range scanners. Expected location: [impact_area.name].", "Anomaly Alert", 'sound/AI/anomaly_pyro.ogg')

code/modules/events/event_container.dm

@@ -70,7 +70,7 @@ GLOBAL_LIST_EMPTY(event_last_fired)
 	for(var/event_meta in last_event_time) if(possible_events[event_meta])
 		var/time_passed = world.time - GLOB.event_last_fired[event_meta]
 		var/half_of_round = GLOB.configuration.event.expected_round_length / 2
-		var/weight_modifier = min(1, 1 - ((half_of_round - time_passed) / half_of_round)) 
+		var/weight_modifier = min(1, 1 - ((half_of_round - time_passed) / half_of_round))
 		//With this formula, an event ran 30 minutes ago has half weight, and an event ran an hour ago, has 100 % weight. This works better in general for events, as super high weight events are impacted in a meaningful way.
 		var/new_weight = max(possible_events[event_meta] * weight_modifier, 0)
 		if(new_weight)
@@ -179,6 +179,7 @@ GLOBAL_LIST_EMPTY(event_last_fired)
 		new /datum/event_meta(EVENT_LEVEL_MODERATE, "Vent Clog",				/datum/event/vent_clog,					250),
 		new /datum/event_meta(EVENT_LEVEL_MODERATE, "Wormholes",				/datum/event/wormholes,					150),
 		new /datum/event_meta(EVENT_LEVEL_MODERATE, "Pyro Anomaly",				/datum/event/anomaly/anomaly_pyro,		75,		list(ASSIGNMENT_ENGINEER = 60)),
+		new /datum/event_meta(EVENT_LEVEL_MODERATE, "Cryo Anomaly",				/datum/event/anomaly/anomaly_cryo,		75,		list(ASSIGNMENT_ENGINEER = 60)),
 		new /datum/event_meta(EVENT_LEVEL_MODERATE, "Vortex Anomaly",			/datum/event/anomaly/anomaly_vortex,	75,		list(ASSIGNMENT_ENGINEER = 25)),
 		new /datum/event_meta(EVENT_LEVEL_MODERATE, "Bluespace Anomaly",		/datum/event/anomaly/anomaly_bluespace,	75,		list(ASSIGNMENT_ENGINEER = 25)),
 		new /datum/event_meta(EVENT_LEVEL_MODERATE, "Flux Anomaly",				/datum/event/anomaly/anomaly_flux,		75,		list(ASSIGNMENT_ENGINEER = 50)),

code/modules/mob/living/simple_animal/hostile/megafauna/ancient_robot.dm

@@ -6,6 +6,7 @@
 #define PYRO 3
 #define FLUX 4
 #define VORTEX 5
+#define CRYO 6
 #define TOP_RIGHT 1
 #define TOP_LEFT 2
 #define BOTTOM_RIGHT 3
@@ -101,7 +102,7 @@ Difficulty: Hard
 	BR = new /mob/living/simple_animal/hostile/ancient_robot_leg(loc, src, BOTTOM_RIGHT)
 	BL = new /mob/living/simple_animal/hostile/ancient_robot_leg(loc, src, BOTTOM_LEFT)
 	beam = new /obj/effect/abstract(loc)
-	mode = pick(BLUESPACE, GRAV, PYRO, FLUX, VORTEX) //picks one of the 5 cores.
+	mode = pick(BLUESPACE, GRAV, PYRO, FLUX, VORTEX, CRYO) //picks one of the 6 cores
 	if(mode == FLUX) // Main attack is shock, so flux makes it stronger
 		melee_damage_lower = 25
 		melee_damage_upper = 25
@@ -160,6 +161,8 @@ Difficulty: Hard
 			core_type = /obj/item/assembly/signaler/anomaly/flux
 		if(VORTEX)
 			core_type = /obj/item/assembly/signaler/anomaly/vortex
+		if(CRYO)
+			core_type = /obj/item/assembly/signaler/anomaly/cryo
 
 	var/crate_type = pick(loot)
 	var/obj/structure/closet/crate/C = new crate_type(loc)
@@ -345,6 +348,10 @@ Difficulty: Hard
 			for(var/turf/turf in range(9,get_turf(target)))
 				if(prob(15))
 					new /obj/effect/temp_visual/target/ancient(turf)
+		if(CRYO)
+			visible_message("<span class='danger'>[src]'s shell opens slightly, as sensors begin locking on to everyone around it!</span>")
+			for(var/mob/living/carbon/human/H in view(7, src))
+				H.apply_status_effect(STATUS_EFFECT_CRYO_BEAM, src)
 
 /mob/living/simple_animal/hostile/megafauna/ancient_robot/proc/spawn_anomalies()
 	say(pick("JKVRUEOTM XGC VUCKX", "KXXUX OT GTUSGRE IUTZGOTSKTZ", "YZGHOROZE OT OTYZGHOROZE OT YZGHOROZE OT OTYZGH-"))
@@ -373,6 +380,8 @@ Difficulty: Hard
 				A.knockdown = TRUE
 			if(VORTEX)
 				new /obj/effect/anomaly/bhole(spot, 150, FALSE)
+			if(CRYO)
+				new /obj/effect/anomaly/cryo(spot, 150, FALSE)
 		anomalies++
 	return
 
@@ -518,6 +527,14 @@ Difficulty: Hard
 				for(var/atom/A in T)
 					A.ex_act(3) //Body is immune to explosions of this strength.
 				T.ex_act(3)
+			if(mode == CRYO)
+				var/turf/simulated/S = get_turf(src)
+				S.MakeSlippery(TURF_WET_ICE)
+				for(var/turf/T in range (1, src))
+					new /obj/effect/snowcloud(T)
+					for(var/mob/living/carbon/C in T.contents)
+						C.bodytemperature = max(0, C.bodytemperature - 300) //Take a chill pill.
+						C.apply_status_effect(/datum/status_effect/freon/watcher) // 0.8 seconds of no moving, should be funny.
 
 	beam.forceMove(get_turf(src))
 	return ..()
@@ -775,4 +792,5 @@ Difficulty: Hard
 #undef GRAV
 #undef PYRO
 #undef FLUX
+#undef CRYO
 #undef VORTEX

code/modules/research/anomaly/anomaly.dm

@@ -24,6 +24,13 @@
 	anomaly_type = /obj/effect/anomaly/pyro
 	origin_tech = "plasmatech=7"
 
+/obj/item/assembly/signaler/anomaly/cryo
+	name = "\improper cryogenic anomaly core"
+	desc = "The neutralized core of a cryogenic anomaly. Rime is forming on its cold surface. It'd probably be valuable for research."
+	icon_state = "cryo_core"
+	anomaly_type = /obj/effect/anomaly/cryo
+	origin_tech = "biotech=7"
+
 /obj/item/assembly/signaler/anomaly/grav
 	name = "\improper gravitational anomaly core"
 	desc = "The neutralized core of a gravitational anomaly. It feels much heavier than it looks. It'd probably be valuable for research."
@@ -57,7 +64,7 @@
 
 /obj/item/assembly/signaler/anomaly/random/New()
 	..()
-	var/list/types = list(/obj/item/assembly/signaler/anomaly/pyro, /obj/item/assembly/signaler/anomaly/grav, /obj/item/assembly/signaler/anomaly/flux, /obj/item/assembly/signaler/anomaly/bluespace, /obj/item/assembly/signaler/anomaly/vortex)
+	var/list/types = list(/obj/item/assembly/signaler/anomaly/pyro, /obj/item/assembly/signaler/anomaly/cryo, /obj/item/assembly/signaler/anomaly/grav, /obj/item/assembly/signaler/anomaly/flux, /obj/item/assembly/signaler/anomaly/bluespace, /obj/item/assembly/signaler/anomaly/vortex)
 	var/A = pick(types)
 	new A(loc)
 	qdel(src)
@@ -74,23 +81,17 @@
 		/obj/item/assembly/signaler/anomaly/grav = /obj/item/clothing/suit/armor/reactive/repulse,
 		/obj/item/assembly/signaler/anomaly/flux = /obj/item/clothing/suit/armor/reactive/tesla,
 		/obj/item/assembly/signaler/anomaly/bluespace = /obj/item/clothing/suit/armor/reactive/teleport,
-		/obj/item/assembly/signaler/anomaly/pyro = /obj/item/clothing/suit/armor/reactive/fire
+		/obj/item/assembly/signaler/anomaly/pyro = /obj/item/clothing/suit/armor/reactive/fire,
+		/obj/item/assembly/signaler/anomaly/cryo = /obj/item/clothing/suit/armor/reactive/cryo,
+		/obj/item/assembly/signaler/anomaly/vortex = /obj/item/clothing/suit/armor/reactive/stealth
 		)
 
 	if(istype(I, /obj/item/assembly/signaler/anomaly))
 		var/obj/item/assembly/signaler/anomaly/A = I
-		var/armour_path = /obj/item/clothing/suit/armor/reactive/stealth //Fallback
-		if(istype(I, /obj/item/assembly/signaler/anomaly/grav))
-			armour_path = /obj/item/clothing/suit/armor/reactive/repulse
-		if(istype(I, /obj/item/assembly/signaler/anomaly/flux))
-			armour_path = /obj/item/clothing/suit/armor/reactive/tesla
-		if(istype(I, /obj/item/assembly/signaler/anomaly/bluespace))
-			armour_path = /obj/item/clothing/suit/armor/reactive/teleport
-		if(istype(I, /obj/item/assembly/signaler/anomaly/pyro))
-			armour_path = /obj/item/clothing/suit/armor/reactive/fire
-		if(istype(I, /obj/item/assembly/signaler/anomaly/vortex))
-			armour_path = /obj/item/clothing/suit/armor/reactive/stealth // Vortex needs one, this is just temporary(TM) till one is coded for them.
-		to_chat(user, "<span class='notice'>You insert [A] into the chest plate, and the armour gently hums to life.</span>")
+		var/armour_path = anomaly_armour_types[A.type]
+		if(!armour_path)
+			armour_path = /obj/item/clothing/suit/armor/reactive/stealth //Fallback
+		to_chat(user, "<span class='notice'>You insert [A] into the chest plate, and the armor gently hums to life.</span>")
 		new armour_path(get_turf(src))
 		qdel(src)
 		qdel(A)