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CHOMPStation2/code/modules/shieldgen/shield_capacitor.dm
2021-05-27 16:31:50 +00:00

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//---------- shield capacitor
//pulls energy out of a power net and charges an adjacent generator
/obj/machinery/shield_capacitor
name = "shield capacitor"
desc = "A machine that charges a shield generator."
icon = 'icons/obj/machines/shielding.dmi'
icon_state = "capacitor"
var/active = 0
density = 1
var/stored_charge = 0 //not to be confused with power cell charge, this is in Joules
var/last_stored_charge = 0
var/time_since_fail = 100
var/max_charge = 8e6 //8 MJ
var/max_charge_rate = 400000 //400 kW
var/locked = 0
use_power = USE_POWER_OFF //doesn't use APC power
var/charge_rate = 100000 //100 kW
var/obj/machinery/shield_gen/owned_gen
interact_offline = TRUE
/obj/machinery/shield_capacitor/advanced
name = "advanced shield capacitor"
desc = "A machine that charges a shield generator. This version can store, input, and output more electricity."
max_charge = 12e6
max_charge_rate = 600000
/obj/machinery/shield_capacitor/emag_act(var/remaining_charges, var/mob/user)
if(prob(75))
src.locked = !src.locked
to_chat(user, "Controls are now [src.locked ? "locked." : "unlocked."]")
. = 1
updateDialog()
var/datum/effect/effect/system/spark_spread/s = new /datum/effect/effect/system/spark_spread
s.set_up(5, 1, src)
s.start()
/obj/machinery/shield_capacitor/attackby(obj/item/W, mob/user)
if(istype(W, /obj/item/weapon/card/id))
var/obj/item/weapon/card/id/C = W
if((access_captain in C.access) || (access_security in C.access) || (access_engine in C.access))
src.locked = !src.locked
to_chat(user, "Controls are now [src.locked ? "locked." : "unlocked."]")
updateDialog()
else
to_chat(user, "<font color='red'>Access denied.</font>")
else if(W.is_wrench())
src.anchored = !src.anchored
playsound(src, W.usesound, 75, 1)
src.visible_message("<font color='blue'>[bicon(src)] [src] has been [anchored ? "bolted to the floor" : "unbolted from the floor"] by [user].</font>")
if(anchored)
spawn(0)
for(var/obj/machinery/shield_gen/gen in range(1, src))
if(get_dir(src, gen) == src.dir)
owned_gen = gen
owned_gen.capacitors |= src
owned_gen.updateDialog()
else
if(owned_gen && (src in owned_gen.capacitors))
owned_gen.capacitors -= src
owned_gen = null
else
..()
/obj/machinery/shield_capacitor/attack_hand(mob/user)
if(stat & (BROKEN))
return
tgui_interact(user)
/obj/machinery/shield_capacitor/tgui_interact(mob/user, datum/tgui/ui)
ui = SStgui.try_update_ui(user, src, ui)
if(!ui)
ui = new(user, src, "ShieldCapacitor", name)
ui.open()
/obj/machinery/shield_capacitor/tgui_status(mob/user)
if(stat & BROKEN)
return STATUS_CLOSE
return ..()
/obj/machinery/shield_capacitor/tgui_data(mob/user)
var/list/data = list()
data["active"] = active
data["time_since_fail"] = time_since_fail
data["stored_charge"] = stored_charge
data["max_charge"] = max_charge
data["charge_rate"] = charge_rate
data["max_charge_rate"] = max_charge_rate
return data
/obj/machinery/shield_capacitor/process()
if (!anchored)
active = 0
//see if we can connect to a power net.
var/datum/powernet/PN
var/turf/T = get_turf(src)
var/obj/structure/cable/C = T.get_cable_node()
if (C)
PN = C.powernet
if (PN)
var/power_draw = between(0, max_charge - stored_charge, charge_rate) //what we are trying to draw
power_draw = PN.draw_power(power_draw) //what we actually get
stored_charge += power_draw
time_since_fail++
if(stored_charge < last_stored_charge)
time_since_fail = 0 //losing charge faster than we can draw from PN
last_stored_charge = stored_charge
/obj/machinery/shield_capacitor/tgui_act(action, params)
if(..())
return TRUE
switch(action)
if("toggle")
if(!active && !anchored)
to_chat(usr, "<font color='red'>The [src] needs to be firmly secured to the floor first.</font>")
return
active = !active
. = TRUE
if("charge_rate")
charge_rate = clamp(text2num(params["rate"]), 10000, max_charge_rate)
. = TRUE
/obj/machinery/shield_capacitor/power_change()
if(stat & BROKEN)
icon_state = "broke"
else
..()
/obj/machinery/shield_capacitor/verb/rotate_clockwise()
set name = "Rotate Capacitor Clockwise"
set category = "Object"
set src in oview(1)
if (src.anchored)
to_chat(usr, "It is fastened to the floor!")
return
src.set_dir(turn(src.dir, 270))
return