/
spaceheater.dm
239 lines (208 loc) · 7.11 KB
/
spaceheater.dm
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#define HEATER_MODE_STANDBY "standby"
#define HEATER_MODE_HEAT "heat"
#define HEATER_MODE_COOL "cool"
/obj/machinery/space_heater
anchored = FALSE
density = TRUE
interaction_flags_machine = INTERACT_MACHINE_WIRES_IF_OPEN | INTERACT_MACHINE_ALLOW_SILICON | INTERACT_MACHINE_OPEN
icon = 'icons/obj/atmos.dmi'
icon_state = "sheater-off"
name = "space heater"
desc = "Made by Space Amish using traditional space techniques, this heater/cooler is guaranteed not to set the station on fire. Warranty void if used in engines."
max_integrity = 250
armor = list(MELEE = 0, BULLET = 0, LASER = 0, ENERGY = 0, BOMB = 0, BIO = 100, RAD = 100, FIRE = 80, ACID = 10)
circuit = /obj/item/circuitboard/machine/space_heater
/// We don't use area power, we always use the cell
use_power = NO_POWER_USE
var/obj/item/stock_parts/cell/cell
var/on = FALSE
var/mode = HEATER_MODE_STANDBY
var/setMode = "auto" // Anything other than "heat" or "cool" is considered auto.
var/targetTemperature = T20C
var/heatingPower = 20000
var/efficiency = 20000
var/temperatureTolerance = 1
var/settableTemperatureMedian = 30 + T0C
var/settableTemperatureRange = 30
/obj/machinery/space_heater/get_cell()
return cell
/obj/machinery/space_heater/Initialize()
. = ..()
cell = new(src)
update_icon()
/obj/machinery/space_heater/on_construction()
qdel(cell)
cell = null
panel_open = TRUE
update_icon()
return ..()
/obj/machinery/space_heater/on_deconstruction()
if(cell)
LAZYADD(component_parts, cell)
cell = null
return ..()
/obj/machinery/space_heater/examine(mob/user)
. = ..()
. += "\The [src] is [on ? "on" : "off"], and the hatch is [panel_open ? "open" : "closed"]."
if(cell)
. += "The charge meter reads [cell ? round(cell.percent(), 1) : 0]%."
else
. += "There is no power cell installed."
if(in_range(user, src) || isobserver(user))
. += "<span class='notice'>The status display reads: Temperature range at <b>[settableTemperatureRange]°C</b>.<br>Heating power at <b>[siunit(heatingPower, "W", 1)]</b>.<br>Power consumption at <b>[(efficiency*-0.0025)+150]%</b>.</span>" //100%, 75%, 50%, 25%
/obj/machinery/space_heater/update_icon_state()
if(on)
icon_state = "sheater-[mode]"
else
icon_state = "sheater-off"
/obj/machinery/space_heater/update_overlays()
. = ..()
if(panel_open)
. += "sheater-open"
/obj/machinery/space_heater/process(delta_time)
if(!on || !is_operational)
if (on) // If it's broken, turn it off too
on = FALSE
return PROCESS_KILL
if(cell && cell.charge > 0)
var/turf/L = loc
if(!istype(L))
if(mode != HEATER_MODE_STANDBY)
mode = HEATER_MODE_STANDBY
update_icon()
return
var/datum/gas_mixture/env = L.return_air()
var/newMode = HEATER_MODE_STANDBY
if(setMode != HEATER_MODE_COOL && env.temperature < targetTemperature - temperatureTolerance)
newMode = HEATER_MODE_HEAT
else if(setMode != HEATER_MODE_HEAT && env.temperature > targetTemperature + temperatureTolerance)
newMode = HEATER_MODE_COOL
if(mode != newMode)
mode = newMode
update_icon()
if(mode == HEATER_MODE_STANDBY)
return
var/heat_capacity = env.heat_capacity()
var/requiredEnergy = abs(env.temperature - targetTemperature) * heat_capacity
requiredEnergy = min(requiredEnergy, heatingPower * delta_time)
if(requiredEnergy < 1)
return
var/deltaTemperature = requiredEnergy / heat_capacity
if(mode == HEATER_MODE_COOL)
deltaTemperature *= -1
if(deltaTemperature)
env.temperature += deltaTemperature
air_update_turf()
cell.use(requiredEnergy / efficiency)
else
on = FALSE
update_icon()
return PROCESS_KILL
/obj/machinery/space_heater/RefreshParts()
var/laser = 0
var/cap = 0
for(var/obj/item/stock_parts/micro_laser/M in component_parts)
laser += M.rating
for(var/obj/item/stock_parts/capacitor/M in component_parts)
cap += M.rating
heatingPower = laser * 20000
settableTemperatureRange = cap * 30
efficiency = (cap + 1) * 10000
targetTemperature = clamp(targetTemperature,
max(settableTemperatureMedian - settableTemperatureRange, TCMB),
settableTemperatureMedian + settableTemperatureRange)
/obj/machinery/space_heater/emp_act(severity)
. = ..()
if(machine_stat & (NOPOWER|BROKEN) || . & EMP_PROTECT_CONTENTS)
return
if(cell)
cell.emp_act(severity)
/obj/machinery/space_heater/attackby(obj/item/I, mob/user, params)
add_fingerprint(user)
if(default_unfasten_wrench(user, I))
return
else if(istype(I, /obj/item/stock_parts/cell))
if(panel_open)
if(cell)
to_chat(user, "<span class='warning'>There is already a power cell inside!</span>")
return
else if(!user.transferItemToLoc(I, src))
return
cell = I
I.add_fingerprint(usr)
user.visible_message("<span class='notice'>\The [user] inserts a power cell into \the [src].</span>", "<span class='notice'>You insert the power cell into \the [src].</span>")
SStgui.update_uis(src)
else
to_chat(user, "<span class='warning'>The hatch must be open to insert a power cell!</span>")
return
else if(I.tool_behaviour == TOOL_SCREWDRIVER)
panel_open = !panel_open
user.visible_message("<span class='notice'>\The [user] [panel_open ? "opens" : "closes"] the hatch on \the [src].</span>", "<span class='notice'>You [panel_open ? "open" : "close"] the hatch on \the [src].</span>")
update_icon()
else if(default_deconstruction_crowbar(I))
return
else
return ..()
/obj/machinery/space_heater/ui_interact(mob/user, datum/tgui/ui)
ui = SStgui.try_update_ui(user, src, ui)
if(!ui)
ui = new(user, src, "SpaceHeater", name)
ui.open()
/obj/machinery/space_heater/ui_data()
var/list/data = list()
data["open"] = panel_open
data["on"] = on
data["mode"] = setMode
data["hasPowercell"] = !!cell
if(cell)
data["powerLevel"] = round(cell.percent(), 1)
data["targetTemp"] = round(targetTemperature - T0C, 1)
data["minTemp"] = max(settableTemperatureMedian - settableTemperatureRange - T0C, TCMB)
data["maxTemp"] = settableTemperatureMedian + settableTemperatureRange - T0C
var/turf/L = get_turf(loc)
var/curTemp
if(istype(L))
var/datum/gas_mixture/env = L.return_air()
curTemp = env.temperature
else if(isturf(L))
curTemp = L.temperature
if(isnull(curTemp))
data["currentTemp"] = "N/A"
else
data["currentTemp"] = round(curTemp - T0C, 1)
return data
/obj/machinery/space_heater/ui_act(action, params)
. = ..()
if(.)
return
switch(action)
if("power")
on = !on
mode = HEATER_MODE_STANDBY
usr.visible_message("<span class='notice'>[usr] switches [on ? "on" : "off"] \the [src].</span>", "<span class='notice'>You switch [on ? "on" : "off"] \the [src].</span>")
update_icon()
if (on)
START_PROCESSING(SSmachines, src)
. = TRUE
if("mode")
setMode = params["mode"]
. = TRUE
if("target")
if(!panel_open)
return
var/target = params["target"]
if(text2num(target) != null)
target= text2num(target) + T0C
. = TRUE
if(.)
targetTemperature = clamp(round(target),
max(settableTemperatureMedian - settableTemperatureRange, TCMB),
settableTemperatureMedian + settableTemperatureRange)
if("eject")
if(panel_open && cell)
cell.forceMove(drop_location())
cell = null
. = TRUE
#undef HEATER_MODE_STANDBY
#undef HEATER_MODE_HEAT
#undef HEATER_MODE_COOL