/obj/machinery/space_heater
anchored = 0
density = 1
icon = 'icons/obj/atmos.dmi'
icon_state = "sheater0"
name = "space heater"
desc = "Made by Space Amish using traditional space techniques, this heater is guaranteed not to set the station on fire."
var/obj/item/weapon/stock_parts/cell/cell
var/on = 0
var/open = 0
var/set_temperature = 50 // in celcius, add T0C for kelvin
var/heating_power = 40000
New()
..()
cell = new(src)
cell.charge = 1000
cell.maxcharge = 1000
update_icon()
return
update_icon()
overlays.Cut()
icon_state = "sheater[on]"
if(open)
overlays += "sheater-open"
return
examine()
set src in oview(12)
if (!( usr ))
return
usr << "This is \icon[src] \an [src.name]."
usr << src.desc
usr << "The heater is [on ? "on" : "off"] and the hatch is [open ? "open" : "closed"]."
if(open)
usr << "The power cell is [cell ? "installed" : "missing"]."
else
usr << "The charge meter reads [cell ? round(cell.percent(),1) : 0]%"
return
emp_act(severity)
if(stat & (BROKEN|NOPOWER))
..(severity)
return
if(cell)
cell.emp_act(severity)
..(severity)
attackby(obj/item/I, mob/user, params)
if(istype(I, /obj/item/weapon/stock_parts/cell))
if(open)
if(cell)
user << "There is already a power cell inside."
return
else
// insert cell
var/obj/item/weapon/stock_parts/cell/C = usr.get_active_hand()
if(istype(C))
user.drop_item()
cell = C
C.loc = src
C.add_fingerprint(usr)
user.visible_message("\blue [user] inserts a power cell into [src].", "\blue You insert the power cell into [src].")
else
user << "The hatch must be open to insert a power cell."
return
else if(istype(I, /obj/item/weapon/screwdriver))
open = !open
user.visible_message("\blue [user] [open ? "opens" : "closes"] the hatch on the [src].", "\blue You [open ? "open" : "close"] the hatch on the [src].")
update_icon()
if(!open && user.machine == src)
user << browse(null, "window=spaceheater")
user.unset_machine()
else
..()
return
attack_hand(mob/user as mob)
src.add_fingerprint(user)
interact(user)
interact(mob/user as mob)
if(open)
var/dat
dat = "Power cell: "
if(cell)
dat += "Installed
"
else
dat += "Removed
"
dat += "Power Level: [cell ? round(cell.percent(),1) : 0]%
"
dat += "Set Temperature: "
dat += "-"
dat += " [set_temperature]°C "
dat += "+
"
user.set_machine(src)
user << browse("Space Heater Control Panel[dat]", "window=spaceheater")
onclose(user, "spaceheater")
else
on = !on
user.visible_message("\blue [user] switches [on ? "on" : "off"] the [src].","\blue You switch [on ? "on" : "off"] the [src].")
update_icon()
return
Topic(href, href_list)
if (..())
return 1
if ((in_range(src, usr) && istype(src.loc, /turf)) || (istype(usr, /mob/living/silicon)))
usr.set_machine(src)
switch(href_list["op"])
if("temp")
var/value = text2num(href_list["val"])
// limit to 20-90 degC
set_temperature = dd_range(0, 90, set_temperature + value)
if("cellremove")
if(open && cell && !usr.get_active_hand())
cell.updateicon()
usr.put_in_hands(cell)
cell.add_fingerprint(usr)
cell = null
usr.visible_message("\blue [usr] removes the power cell from \the [src].", "\blue You remove the power cell from \the [src].")
if("cellinstall")
if(open && !cell)
var/obj/item/weapon/stock_parts/cell/C = usr.get_active_hand()
if(istype(C))
usr.drop_item()
cell = C
C.loc = src
C.add_fingerprint(usr)
usr.visible_message("\blue [usr] inserts a power cell into \the [src].", "\blue You insert the power cell into \the [src].")
updateDialog()
else
usr << browse(null, "window=spaceheater")
usr.unset_machine()
return
process()
if(on)
if(cell && cell.charge > 0)
var/turf/simulated/L = loc
if(istype(L))
var/datum/gas_mixture/env = L.return_air()
if(env.temperature != set_temperature + T0C)
var/transfer_moles = 0.25 * env.total_moles()
var/datum/gas_mixture/removed = env.remove(transfer_moles)
//world << "got [transfer_moles] moles at [removed.temperature]"
if(removed)
var/heat_capacity = removed.heat_capacity()
//world << "heating ([heat_capacity])"
if(heat_capacity) // Added check to avoid divide by zero (oshi-) runtime errors -- TLE
if(removed.temperature < set_temperature + T0C)
removed.temperature = min(removed.temperature + heating_power/heat_capacity, 1000) // Added min() check to try and avoid wacky superheating issues in low gas scenarios -- TLE
else
removed.temperature = max(removed.temperature - heating_power/heat_capacity, TCMB)
cell.use(heating_power/20000)
//world << "now at [removed.temperature]"
env.merge(removed)
air_update_turf()
//world << "turf now at [env.temperature]"
else
on = 0
update_icon()
return