Updates minter to tg and the prereqs

code/__DEFINES/dcs/signals.dm

@@ -32,6 +32,8 @@
 #define COMSIG_ELEMENT_DETACH "element_detach"
 
 // /atom signals
+//from base of atom/proc/Initialize(): sent any time a new atom is created
+#define COMSIG_ATOM_CREATED "atom_created"
 #define COMSIG_PARENT_ATTACKBY "atom_attackby"			        //from base of atom/attackby(): (/obj/item, /mob/living, params)
 	#define COMPONENT_NO_AFTERATTACK 1								//Return this in response if you don't want afterattack to be called
 #define COMSIG_ATOM_HULK_ATTACK "hulk_attack"					//from base of atom/attack_hulk(): (/mob/living/carbon/human)

code/game/atoms.dm

@@ -101,6 +101,8 @@
 		stack_trace("Warning: [src]([type]) initialized multiple times!")
 	flags_1 |= INITIALIZED_1
 
+	if(loc)
+		SEND_SIGNAL(loc, COMSIG_ATOM_CREATED, src) /// Sends a signal that the new atom `src`, has been created at `loc`
 	//atom color stuff
 	if(color)
 		add_atom_colour(color, FIXED_COLOUR_PRIORITY)

code/game/machinery/_machinery.dm

@@ -121,7 +121,7 @@ Class Procs:
 	var/ui_style // ID of custom TGUI style (optional)
 	var/ui_x
 	var/ui_y
-
+	var/init_process = TRUE //Stop processing from starting on init
 	var/interaction_flags_machine = INTERACT_MACHINE_WIRES_IF_OPEN | INTERACT_MACHINE_ALLOW_SILICON | INTERACT_MACHINE_OPEN_SILICON | INTERACT_MACHINE_SET_MACHINE
 
 	var/fair_market_price = 69
@@ -138,7 +138,7 @@ Class Procs:
 		circuit = new circuit
 		circuit.apply_default_parts(src)
 
-	if(!speed_process)
+	if(!speed_process && init_process)
 		START_PROCESSING(SSmachines, src)
 	else
 		START_PROCESSING(SSfastprocess, src)

code/modules/mining/machine_processing.dm

@@ -3,10 +3,54 @@
 /**********************Mineral processing unit console**************************/
 
 /obj/machinery/mineral
+	speed_process = TRUE
+	init_process = FALSE
+	/// The current direction of `input_turf`, in relation to the machine.
 	var/input_dir = NORTH
+	/// The current direction, in relation to the machine, that items will be output to.
 	var/output_dir = SOUTH
-	var/needs_item_input
+	/// The turf the machines listens to for items to pick up. Calls the `pickup_item()` proc.
+	var/turf/input_turf = null
+	/// Determines if this machine needs to pick up items. Used to avoid registering signals to `/mineral` machines that don't pickup items.
+	var/needs_item_input = FALSE
 
+/obj/machinery/mineral/Initialize(mapload)
+	. = ..()
+	if(needs_item_input && anchored)
+		register_input_turf()
+
+/// Gets the turf in the `input_dir` direction adjacent to the machine, and registers signals for ATOM_ENTERED and ATOM_CREATED. Calls the `pickup_item()` proc when it receives these signals.
+/obj/machinery/mineral/proc/register_input_turf()
+	input_turf = get_step(src, input_dir)
+	if(input_turf) // make sure there is actually a turf
+		RegisterSignal(input_turf, list(COMSIG_ATOM_CREATED, COMSIG_ATOM_ENTERED), .proc/pickup_item)
+
+/// Unregisters signals that are registered the machine's input turf, if it has one.
+/obj/machinery/mineral/proc/unregister_input_turf()
+	if(input_turf)
+		UnregisterSignal(input_turf, list(COMSIG_ATOM_ENTERED, COMSIG_ATOM_CREATED))
+
+/obj/machinery/mineral/Moved()
+	. = ..()
+	if(!needs_item_input || !anchored)
+		return
+	unregister_input_turf()
+	register_input_turf()
+
+/**
+	Base proc for all `/mineral` subtype machines to use. Place your item pickup behavior in this proc when you override it for your specific machine.
+
+	Called when the COMSIG_ATOM_ENTERED and COMSIG_ATOM_CREATED signals are sent.
+
+	Arguments:
+	* source - the turf that is listening for the signals.
+	* target - the atom that just moved onto the `source` turf.
+	* oldLoc - the old location that `target` was at before moving onto `source`.
+*/
+/obj/machinery/mineral/proc/pickup_item(datum/source, atom/movable/target, atom/oldLoc)
+	return
+
+/// Generic unloading proc. Takes an atom as an argument and forceMove's it to the turf adjacent to this machine in the `output_dir` direction.
 /obj/machinery/mineral/proc/unload_mineral(atom/movable/S)
 	S.forceMove(drop_location())
 	var/turf/T = get_step(src,output_dir)
@@ -20,7 +64,6 @@
 	density = TRUE
 	var/obj/machinery/mineral/processing_unit/machine = null
 	var/machinedir = EAST
-	speed_process = TRUE
 
 /obj/machinery/mineral/processing_unit_console/Initialize()
 	. = ..()
@@ -59,6 +102,7 @@
 
 	if(href_list["set_on"])
 		machine.on = (href_list["set_on"] == "on")
+		START_PROCESSING(SSmachines, machine)
 
 	updateUsrDialog()
 	return
@@ -76,6 +120,7 @@
 	icon = 'icons/obj/machines/mining_machines.dmi'
 	icon_state = "furnace"
 	density = TRUE
+	needs_item_input = TRUE
 	var/obj/machinery/mineral/CONSOLE = null
 	var/on = FALSE
 	var/datum/material/selected_material = null
@@ -94,11 +139,10 @@
 	QDEL_NULL(stored_research)
 	return ..()
 
-/obj/machinery/mineral/processing_unit/HasProximity(atom/movable/AM)
-	if(istype(AM, /obj/item/stack/ore) && AM.loc == get_step(src, input_dir))
-		process_ore(AM)
 
 /obj/machinery/mineral/processing_unit/proc/process_ore(obj/item/stack/ore/O)
+	if(QDELETED(O))
+		return
 	var/datum/component/material_container/materials = GetComponent(/datum/component/material_container)
 	var/material_amount = materials.get_item_material_amount(O)
 	if(!materials.has_space(material_amount))
@@ -143,8 +187,14 @@
 
 	return dat
 
+/obj/machinery/mineral/processing_unit/pickup_item(datum/source, atom/movable/target, atom/oldLoc)
+	if(QDELETED(target))
+		return
+	if(istype(target, /obj/item/stack/ore))
+		process_ore(target)
+
 /obj/machinery/mineral/processing_unit/process()
-	if (on)
+	if(on)
 		if(selected_material)
 			smelt_ore()
 
@@ -154,6 +204,8 @@
 
 		if(CONSOLE)
 			CONSOLE.updateUsrDialog()
+	else
+		STOP_PROCESSING(SSmachines, src)
 
 /obj/machinery/mineral/processing_unit/proc/smelt_ore()
 	var/datum/component/material_container/materials = GetComponent(/datum/component/material_container)

code/modules/mining/mint.dm

@@ -9,7 +9,8 @@
 	input_dir = EAST
 	ui_x = 300
 	ui_y = 250
-
+	needs_item_input = TRUE
+	var/obj/item/storage/bag/money/bag_to_use
 	var/produced_coins = 0 // how many coins the machine has made in it's last cycle
 	var/processing = FALSE
 	var/chosen = /datum/material/iron //which material will be used to make coins
@@ -34,16 +35,21 @@
 	chosen = SSmaterials.GetMaterialRef(chosen)
 
 
-/obj/machinery/mineral/mint/process()
-	var/turf/T = get_step(src, input_dir)
+/obj/machinery/mineral/mint/pickup_item(datum/source, atom/movable/target, atom/oldLoc)
+	if(QDELETED(target))
+		return
+	if(!istype(target, /obj/item/stack))
+		return
+
 	var/datum/component/material_container/materials = GetComponent(/datum/component/material_container)
+	var/obj/item/stack/S = target
 
-	for(var/obj/item/stack/O in T)
-		var/inserted = materials.insert_item(O)
-		if(inserted)
-			qdel(O)
+	if(materials.insert_item(S))
+		qdel(S)
 
+/obj/machinery/mineral/mint/process()
 	if(processing)
+		var/datum/component/material_container/materials = GetComponent(/datum/component/material_container)
 		var/datum/material/M = chosen
 
 		if(!M)
@@ -59,6 +65,7 @@
 				for(var/coin_to_make in 1 to 5)
 					create_coins()
 					produced_coins++
+					CHECK_TICK
 			else
 				var/found_new = FALSE
 				for(var/datum/material/inserted_material in materials.materials)
@@ -71,30 +78,30 @@
 				if(!found_new)
 					processing = FALSE
 	else
+		STOP_PROCESSING(SSmachines, src)
 		icon_state = "coinpress0"
 
 /obj/machinery/mineral/mint/ui_interact(mob/user, ui_key = "main", datum/tgui/ui = null, force_open = FALSE, \
 											datum/tgui/master_ui = null, datum/ui_state/state = GLOB.default_state)
 	ui = SStgui.try_update_ui(user, src, ui_key, ui, force_open)
 	if(!ui)
-		ui = new(user, src, ui_key, "mint", name, ui_x, ui_y, master_ui, state)
+		ui = new(user, src, ui_key, "Mint", name, ui_x, ui_y, master_ui, state)
 		ui.open()
 
 /obj/machinery/mineral/mint/ui_data()
 	var/list/data = list()
-	var/datum/component/material_container/materials = GetComponent(/datum/component/material_container)
+	data["inserted_materials"] = list()
+	data["chosen_material"] = null
 
+	var/datum/component/material_container/materials = GetComponent(/datum/component/material_container)
 	for(var/datum/material/inserted_material in materials.materials)
 		var/amount = materials.get_material_amount(inserted_material)
-		
 		if(!amount)
 			continue
-
 		data["inserted_materials"] += list(list(
 			"material" = inserted_material.name,
-			"amount" = amount
+			"amount" = amount,
 		))
-
 		if(chosen == inserted_material)
 			data["chosen_material"] = inserted_material.name
 
@@ -104,18 +111,25 @@
 	return data;
 
 /obj/machinery/mineral/mint/ui_act(action, params, datum/tgui/ui)
-	switch(action)
-		if ("startpress")
-			if (!processing)
-				produced_coins = 0
-			processing = TRUE
-		if ("stoppress")
-			processing = FALSE
-		if ("changematerial")
-			var/datum/component/material_container/materials = GetComponent(/datum/component/material_container)
-			for(var/datum/material/mat in materials.materials)
-				if (params["material_name"] == mat.name)
-					chosen = mat
+	. = ..()
+	if(.)
+		return
+	if(action == "startpress")
+		if (!processing)
+			produced_coins = 0
+		processing = TRUE
+		START_PROCESSING(SSmachines, src)
+		return TRUE
+	if (action == "stoppress")
+		processing = FALSE
+		STOP_PROCESSING(SSmachines, src)
+		return TRUE
+	if (action == "changematerial")
+		var/datum/component/material_container/materials = GetComponent(/datum/component/material_container)
+		for(var/datum/material/mat in materials.materials)
+			if (params["material_name"] == mat.name)
+				chosen = mat
+		return TRUE
 
 /obj/machinery/mineral/mint/proc/create_coins()
 	var/turf/T = get_step(src,output_dir)
@@ -123,9 +137,10 @@
 	temp_list[chosen] = 400
 	if(T)
 		var/obj/item/O = new /obj/item/coin(src)
-		var/obj/item/storage/bag/money/B = locate(/obj/item/storage/bag/money, T)
 		O.set_custom_materials(temp_list)
-		if(!B)
-			B = new /obj/item/storage/bag/money(src)
-			unload_mineral(B)
-		O.forceMove(B)
+		if(QDELETED(bag_to_use) || (bag_to_use.loc != T) || !SEND_SIGNAL(bag_to_use, COMSIG_TRY_STORAGE_INSERT, O, null, TRUE)) //important to send the signal so we don't overfill the bag.
+			bag_to_use = new(src) //make a new bag if we can't find or use the old one.
+			unload_mineral(bag_to_use) //just forcemove memes.
+			O.forceMove(bag_to_use) //don't bother sending the signal, the new bag is empty and all that.
+
+		SSblackbox.record_feedback("amount", "coins_minted", 1)