Makes cell chargers buildable and upgradeable (#18465)

* finally cell chargers have parts

* formatting

code/game/machinery/cell_charger.dm

@@ -11,6 +11,14 @@
 	pass_flags = PASSTABLE
 	var/obj/item/stock_parts/cell/charging = null
 	var/chargelevel = -1
+	var/charge_rate = 500
+
+/obj/machinery/cell_charger/Initialize(mapload)
+	. = ..()
+	component_parts = list()
+	component_parts += new /obj/item/circuitboard/cell_charger(null)
+	component_parts += new /obj/item/stock_parts/capacitor(null)
+	RefreshParts()
 
 /obj/machinery/cell_charger/deconstruct()
 	if(charging)
@@ -36,7 +44,7 @@
 		. += "Current charge: [round(charging.percent(), 1)]%"
 
 /obj/machinery/cell_charger/attackby(obj/item/I, mob/user, params)
-	if(istype(I, /obj/item/stock_parts/cell))
+	if(istype(I, /obj/item/stock_parts/cell) && !panel_open)
 		if(stat & BROKEN)
 			to_chat(user, "<span class='warning'>[src] is broken!</span>")
 			return
@@ -64,6 +72,14 @@
 	else
 		return ..()
 
+/obj/machinery/cell_charger/crowbar_act(mob/user, obj/item/I)
+	if(panel_open && !charging && default_deconstruction_crowbar(user, I))
+		return TRUE
+
+/obj/machinery/cell_charger/screwdriver_act(mob/user, obj/item/I)
+	if(anchored && !charging && default_deconstruction_screwdriver(user, icon_state, icon_state, I))
+		return TRUE
+
 /obj/machinery/cell_charger/wrench_act(mob/user, obj/item/I)
 	. = TRUE
 	if(charging)
@@ -77,7 +93,6 @@
 	else
 		WRENCH_UNANCHOR_MESSAGE
 
-
 /obj/machinery/cell_charger/proc/removecell()
 	charging.update_icon()
 	charging = null
@@ -116,6 +131,10 @@
 
 	..(severity)
 
+/obj/machinery/cell_charger/RefreshParts()
+	charge_rate = 500
+	for(var/obj/item/stock_parts/capacitor/C in component_parts)
+		charge_rate *= C.rating
 
 /obj/machinery/cell_charger/process()
 	if(!charging || !anchored || (stat & (BROKEN|NOPOWER)))
@@ -124,8 +143,8 @@
 	if(charging.percent() >= 100)
 		return
 
-	use_power(200)		//this used to use CELLRATE, but CELLRATE is fucking awful. feel free to fix this properly!
-	charging.give(175)	//inefficiency.
+	use_power(charge_rate)
+	charging.give(charge_rate)
 
 	if(check_level())
 		update_icon(UPDATE_OVERLAYS)

code/game/machinery/constructable_frame.dm

@@ -846,6 +846,13 @@ to destroy them and players will be able to make replacements.
 							/obj/item/stack/cable_coil = 1,
 							/obj/item/stack/sheet/glass = 4)
 
+/obj/item/circuitboard/cell_charger
+	board_name = "Cell Charger"
+	build_path = /obj/machinery/cell_charger
+	board_type = "machine"
+	origin_tech = "powerstorage=3;materials=2"
+	req_components = list(/obj/item/stock_parts/capacitor = 1)
+
 /obj/item/circuitboard/cyborgrecharger
 	board_name = "Cyborg Recharger"
 	build_path = /obj/machinery/recharge_station

code/modules/research/designs/machine_designs.dm

@@ -13,7 +13,7 @@
 	category = list ("Engineering Machinery")
 
 /datum/design/recharger
-	name = "Machine Board(Weapon Recharger)"
+	name = "Machine Board (Weapon Recharger)"
 	desc = "The circuit board for a weapon recharger"
 	id = "recharger"
 	build_path = /obj/item/circuitboard/recharger
@@ -22,6 +22,16 @@
 	req_tech = list("powerstorage" = 3, "materials" = 3)
 	category = list("Misc. Machinery")
 
+/datum/design/cell_charger
+	name = "Machine Board (Cell Charger)"
+	desc = "The circuit board for a cell charger"
+	id = "cell_charger"
+	build_path = /obj/item/circuitboard/cell_charger
+	materials = list(MAT_GLASS = 1000)
+	build_type = IMPRINTER
+	req_tech = list("powerstorage" = 3, "materials" = 3)
+	category = list("Misc. Machinery")
+
 /datum/design/smes
 	name = "Machine Board (SMES)"
 	desc = "The circuit board for a SMES."