Adds pool controller

code/game/machinery/poolcontroller.dm

@@ -0,0 +1,66 @@
+/obj/machinery/poolcontroller
+	name = "Pool Controller"
+	desc = "A controller for the nearby pool."
+	icon = 'icons/obj/airlock_machines.dmi'
+	icon_state = "airlock_control_standby"
+	var/list/linkedturfs = list()
+	var/temperature = "normal"
+	var/srange = 5
+
+/obj/machinery/poolcontroller/New()
+	for(var/turf/simulated/floor/beach/water/W in range(srange,src))
+		src.linkedturfs += W
+	processing_objects.Add(src)
+
+/obj/machinery/poolcontroller/attack_hand()
+	if(!Adjacent(usr))
+		usr << "You moved away."
+		return
+	var/temp = input("What temperature would you like to set the pool to?", "Pool Temperature") in list("Hot","Cold","Normal","Cancel")
+	switch(temp)
+		if("Hot")
+			temperature = "hot"
+		if("Cold")
+			temperature = "cold"
+		if("Normal")
+			temperature = "normal"
+		if("Cancel")
+			return
+
+	usr << "<span class='warning'>You flick the pool temperature to [temperature].</span>"
+
+/obj/machinery/poolcontroller/process()
+	if(!linkedturfs)
+		processing_objects.Remove(src)
+		return
+	for(var/turf/simulated/floor/beach/water/W in linkedturfs)
+		for(var/mob/M in W)
+			if(M)
+				updateMobs()
+
+/obj/machinery/poolcontroller/proc/updateMobs()
+	for(var/turf/simulated/floor/beach/water/W in linkedturfs)
+		for(var/mob/M in W)
+			switch(temperature)
+				if("hot")
+					if(ishuman(M))
+						var/mob/living/carbon/human/H = M
+						H.bodytemperature = min(500, H.bodytemperature + 35)
+						H.adjustFireLoss(5)
+						H << "<span class='danger'>The water is searing hot!</span>"
+					else
+						M.bodytemperature = min(500, M.bodytemperature + 35)
+						M << "<span class='danger'>The water is searing hot!</span>"
+
+				if("cold")
+					if(ishuman(M))
+						var/mob/living/carbon/human/H = M
+						H.bodytemperature = max(80, H.bodytemperature - 80)
+						H.adjustFireLoss(5)
+						H << "<span class='danger'>The water is freezing!</span>"
+					else
+						M.bodytemperature = max(80, M.bodytemperature - 80)
+						M << "<span class='danger'>The water is freezing!</span>"
+
+				if("normal")
+					return