Split up mecha.dm properly (#66986)

Co-authored-by: TiviPlus <572233640+TiviPlus@users.noreply.com>

code/modules/vehicles/mecha/_mecha.dm

@@ -538,14 +538,91 @@
 	diag_hud_set_mechcell()
 	diag_hud_set_mechstat()
 
-/obj/vehicle/sealed/mecha/fire_act() //Check if we should ignite the pilot of an open-canopy mech
-	. = ..()
-	if(enclosed || mecha_flags & SILICON_PILOT)
+///Called when a driver clicks somewhere. Handles everything like equipment, punches, etc.
+/obj/vehicle/sealed/mecha/proc/on_mouseclick(mob/user, atom/target, list/modifiers)
+	SIGNAL_HANDLER
+	if(LAZYACCESS(modifiers, MIDDLE_CLICK))
+		set_safety(user)
+		return COMSIG_MOB_CANCEL_CLICKON
+	if(weapons_safety)
 		return
-	for(var/mob/living/cookedalive as anything in occupants)
-		if(cookedalive.fire_stacks < 5)
-			cookedalive.adjust_fire_stacks(1)
-			cookedalive.ignite_mob()
+	if(isAI(user)) //For AIs: If safeties are off, use mech functions. If safeties are on, use AI functions.
+		. = COMSIG_MOB_CANCEL_CLICKON
+	if(modifiers[SHIFT_CLICK]) //Allows things to be examined.
+		return
+	if(!isturf(target) && !isturf(target.loc)) // Prevents inventory from being drilled
+		return
+	if(completely_disabled || is_currently_ejecting || (mecha_flags & CANNOT_INTERACT))
+		return
+	if(phasing)
+		balloon_alert(user, "not while [phasing]!")
+		return
+	if(user.incapacitated())
+		return
+	if(construction_state)
+		balloon_alert(user, "end maintenance first!")
+		return
+	if(!get_charge())
+		return
+	if(src == target)
+		return
+	var/dir_to_target = get_dir(src,target)
+	if(!(mecha_flags & OMNIDIRECTIONAL_ATTACKS) && dir_to_target && !(dir_to_target & dir))//wrong direction
+		return
+	if(internal_damage & MECHA_INT_CONTROL_LOST)
+		target = pick(view(3,target))
+	var/mob/living/livinguser = user
+	if(!(livinguser in return_controllers_with_flag(VEHICLE_CONTROL_EQUIPMENT)))
+		balloon_alert(user, "wrong seat for equipment!")
+		return
+	var/obj/item/mecha_parts/mecha_equipment/selected
+	if(LAZYACCESS(modifiers, RIGHT_CLICK))
+		selected = equip_by_category[MECHA_R_ARM]
+	else
+		selected = equip_by_category[MECHA_L_ARM]
+	if(!selected)
+		return
+	if(!Adjacent(target) && (selected.range & MECHA_RANGED))
+		if(HAS_TRAIT(livinguser, TRAIT_PACIFISM) && selected.harmful)
+			to_chat(livinguser, span_warning("You don't want to harm other living beings!"))
+			return
+		if(SEND_SIGNAL(src, COMSIG_MECHA_EQUIPMENT_CLICK, livinguser, target) & COMPONENT_CANCEL_EQUIPMENT_CLICK)
+			return
+		INVOKE_ASYNC(selected, /obj/item/mecha_parts/mecha_equipment.proc/action, user, target, modifiers)
+		return
+	if((selected.range & MECHA_MELEE) && Adjacent(target))
+		if(isliving(target) && selected.harmful && HAS_TRAIT(livinguser, TRAIT_PACIFISM))
+			to_chat(livinguser, span_warning("You don't want to harm other living beings!"))
+			return
+		if(SEND_SIGNAL(src, COMSIG_MECHA_EQUIPMENT_CLICK, livinguser, target) & COMPONENT_CANCEL_EQUIPMENT_CLICK)
+			return
+		INVOKE_ASYNC(selected, /obj/item/mecha_parts/mecha_equipment.proc/action, user, target, modifiers)
+		return
+	if(!(livinguser in return_controllers_with_flag(VEHICLE_CONTROL_MELEE)))
+		to_chat(livinguser, span_warning("You're in the wrong seat to interact with your hands."))
+		return
+	var/on_cooldown = TIMER_COOLDOWN_CHECK(src, COOLDOWN_MECHA_MELEE_ATTACK)
+	var/adjacent = Adjacent(target)
+	if(SEND_SIGNAL(src, COMSIG_MECHA_MELEE_CLICK, livinguser, target, on_cooldown, adjacent) & COMPONENT_CANCEL_MELEE_CLICK)
+		return
+	if(on_cooldown || !adjacent)
+		return
+	if(internal_damage & MECHA_INT_CONTROL_LOST)
+		target = pick(oview(1,src))
+
+	if(!has_charge(melee_energy_drain))
+		return
+	use_power(melee_energy_drain)
+
+	if(force)
+		target.mech_melee_attack(src, user)
+		TIMER_COOLDOWN_START(src, COOLDOWN_MECHA_MELEE_ATTACK, melee_cooldown)
+
+/// middle mouse click signal wrapper for AI users
+/obj/vehicle/sealed/mecha/proc/on_middlemouseclick(mob/user, atom/target, params)
+	SIGNAL_HANDLER
+	if(isAI(user))
+		on_mouseclick(user, target, params)
 
 ///Displays a special speech bubble when someone inside the mecha speaks
 /obj/vehicle/sealed/mecha/proc/display_speech_bubble(datum/source, list/speech_args)
@@ -556,20 +633,6 @@
 			speech_bubble_recipients.Add(M.client)
 	INVOKE_ASYNC(GLOBAL_PROC, /proc/flick_overlay, image('icons/mob/talk.dmi', src, "machine[say_test(speech_args[SPEECH_MESSAGE])]",MOB_LAYER+1), speech_bubble_recipients, 30)
 
-/obj/vehicle/sealed/mecha/enter_checks(mob/M)
-	if(atom_integrity <= 0)
-		to_chat(M, span_warning("You cannot get in the [src], it has been destroyed!"))
-		return FALSE
-	if(M.buckled)
-		to_chat(M, span_warning("You can't enter the exosuit while buckled."))
-		log_message("Permission denied (Buckled).", LOG_MECHA)
-		return FALSE
-	if(M.has_buckled_mobs())
-		to_chat(M, span_warning("You can't enter the exosuit with other creatures attached to you!"))
-		log_message("Permission denied (Attached mobs).", LOG_MECHA)
-		return FALSE
-	return ..()
-
 
 /////////////////////////
 ////// Access stuff /////
@@ -586,25 +649,6 @@
 	return allowed(M)
 
 
-///////////////////////
-///// Power stuff /////
-///////////////////////
-
-/obj/vehicle/sealed/mecha/proc/has_charge(amount)
-	return (get_charge()>=amount)
-
-/obj/vehicle/sealed/mecha/proc/get_charge()
-	return cell?.charge
-
-/obj/vehicle/sealed/mecha/proc/use_power(amount)
-	return (get_charge() && cell.use(amount))
-
-/obj/vehicle/sealed/mecha/proc/give_power(amount)
-	if(!isnull(get_charge()))
-		cell.give(amount)
-		return TRUE
-	return FALSE
-
 /////////////////////////////////////
 ////////  Atmospheric stuff  ////////
 /////////////////////////////////////

code/modules/vehicles/mecha/mecha_actions.dm

@@ -1,88 +1,3 @@
-///Called when a driver clicks somewhere. Handles everything like equipment, punches, etc.
-/obj/vehicle/sealed/mecha/proc/on_mouseclick(mob/user, atom/target, list/modifiers)
-	SIGNAL_HANDLER
-	if(LAZYACCESS(modifiers, MIDDLE_CLICK))
-		set_safety(user)
-		return COMSIG_MOB_CANCEL_CLICKON
-	if(weapons_safety)
-		return
-	if(isAI(user)) //For AIs: If safeties are off, use mech functions. If safeties are on, use AI functions.
-		. = COMSIG_MOB_CANCEL_CLICKON
-	if(modifiers[SHIFT_CLICK]) //Allows things to be examined.
-		return
-	if(!isturf(target) && !isturf(target.loc)) // Prevents inventory from being drilled
-		return
-	if(completely_disabled || is_currently_ejecting || (mecha_flags & CANNOT_INTERACT))
-		return
-	if(phasing)
-		balloon_alert(user, "not while [phasing]!")
-		return
-	if(user.incapacitated())
-		return
-	if(construction_state)
-		balloon_alert(user, "end maintenance first!")
-		return
-	if(!get_charge())
-		return
-	if(src == target)
-		return
-	var/dir_to_target = get_dir(src,target)
-	if(!(mecha_flags & OMNIDIRECTIONAL_ATTACKS) && dir_to_target && !(dir_to_target & dir))//wrong direction
-		return
-	if(internal_damage & MECHA_INT_CONTROL_LOST)
-		target = pick(view(3,target))
-	var/mob/living/livinguser = user
-	if(!(livinguser in return_controllers_with_flag(VEHICLE_CONTROL_EQUIPMENT)))
-		balloon_alert(user, "wrong seat for equipment!")
-		return
-	var/obj/item/mecha_parts/mecha_equipment/selected
-	if(LAZYACCESS(modifiers, RIGHT_CLICK))
-		selected = equip_by_category[MECHA_R_ARM]
-	else
-		selected = equip_by_category[MECHA_L_ARM]
-	if(!selected)
-		return
-	if(!Adjacent(target) && (selected.range & MECHA_RANGED))
-		if(HAS_TRAIT(livinguser, TRAIT_PACIFISM) && selected.harmful)
-			to_chat(livinguser, span_warning("You don't want to harm other living beings!"))
-			return
-		if(SEND_SIGNAL(src, COMSIG_MECHA_EQUIPMENT_CLICK, livinguser, target) & COMPONENT_CANCEL_EQUIPMENT_CLICK)
-			return
-		INVOKE_ASYNC(selected, /obj/item/mecha_parts/mecha_equipment.proc/action, user, target, modifiers)
-		return
-	if((selected.range & MECHA_MELEE) && Adjacent(target))
-		if(isliving(target) && selected.harmful && HAS_TRAIT(livinguser, TRAIT_PACIFISM))
-			to_chat(livinguser, span_warning("You don't want to harm other living beings!"))
-			return
-		if(SEND_SIGNAL(src, COMSIG_MECHA_EQUIPMENT_CLICK, livinguser, target) & COMPONENT_CANCEL_EQUIPMENT_CLICK)
-			return
-		INVOKE_ASYNC(selected, /obj/item/mecha_parts/mecha_equipment.proc/action, user, target, modifiers)
-		return
-	if(!(livinguser in return_controllers_with_flag(VEHICLE_CONTROL_MELEE)))
-		to_chat(livinguser, span_warning("You're in the wrong seat to interact with your hands."))
-		return
-	var/on_cooldown = TIMER_COOLDOWN_CHECK(src, COOLDOWN_MECHA_MELEE_ATTACK)
-	var/adjacent = Adjacent(target)
-	if(SEND_SIGNAL(src, COMSIG_MECHA_MELEE_CLICK, livinguser, target, on_cooldown, adjacent) & COMPONENT_CANCEL_MELEE_CLICK)
-		return
-	if(on_cooldown || !adjacent)
-		return
-	if(internal_damage & MECHA_INT_CONTROL_LOST)
-		target = pick(oview(1,src))
-
-	if(!has_charge(melee_energy_drain))
-		return
-	use_power(melee_energy_drain)
-
-	if(force)
-		target.mech_melee_attack(src, user)
-		TIMER_COOLDOWN_START(src, COOLDOWN_MECHA_MELEE_ATTACK, melee_cooldown)
-
-/obj/vehicle/sealed/mecha/proc/on_middlemouseclick(mob/user, atom/target, params)
-	SIGNAL_HANDLER
-	if(isAI(user))
-		on_mouseclick(user, target, params)
-
 /***************** MECHA ACTIONS *****************/
 
 /obj/vehicle/sealed/mecha/generate_action_type()
@@ -91,7 +6,6 @@
 		var/datum/action/vehicle/sealed/mecha/mecha = .
 		mecha.chassis = src
 
-
 /datum/action/vehicle/sealed/mecha
 	icon_icon = 'icons/mob/actions/actions_mecha.dmi'
 	var/obj/vehicle/sealed/mecha/chassis

code/modules/vehicles/mecha/mecha_damage.dm

@@ -1,3 +1,38 @@
+/*!
+ * # Mecha defence explanation
+ * Mechs focus is on a more heavy-but-slower damage approach
+ * For this they have the following mechanics
+ *
+ * ## Backstab
+ * Basically the tldr is that mechs are less flexible so we encourage good positioning, pretty simple
+ * ## Armor modules
+ * Pretty simple, adds armor, you can choose against what
+ * ## Internal damage
+ * When taking damage will force you to take some time to repair, encourages improvising in a fight
+ * Targetting different def zones will damage them to encurage a more strategic approach to fights
+ * where they target the "dangerous" modules
+ */
+
+/// returns a number for the damage multiplier for this relative angle/dir
+/obj/vehicle/sealed/mecha/proc/get_armour_facing(relative_dir)
+	switch(relative_dir)
+		if(180) // BACKSTAB!
+			return facing_modifiers[MECHA_BACK_ARMOUR]
+		if(0, 45) // direct or 45 degrees off
+			return facing_modifiers[MECHA_FRONT_ARMOUR]
+	return facing_modifiers[MECHA_SIDE_ARMOUR] //if its not a front hit or back hit then assume its from the side
+
+///tries to deal internal damaget depending on the damage amount
+/obj/vehicle/sealed/mecha/proc/try_deal_internal_damage(damage)
+	if(damage < internal_damage_threshold)
+		return
+	if(!prob(internal_damage_probability))
+		return
+	var/internal_damage_to_deal = possible_int_damage
+	internal_damage_to_deal &= ~mecha_flags
+	if(internal_damage_to_deal)
+		set_internal_damage(pick(bitfield_to_list(internal_damage_to_deal)))
+
 /// tries to repair any internal damage and plays fluff for it
 /obj/vehicle/sealed/mecha/proc/try_repair_int_damage(mob/user, flag_to_heal)
 	balloon_alert(user, get_int_repair_fluff_start(flag_to_heal))

code/modules/vehicles/mecha/mecha_defense.dm

@@ -13,26 +13,6 @@
  * where they target the "dangerous" modules
  */
 
-/// returns a number for the damage multiplier for this relative angle/dir
-/obj/vehicle/sealed/mecha/proc/get_armour_facing(relative_dir)
-	switch(relative_dir)
-		if(180) // BACKSTAB!
-			return facing_modifiers[MECHA_BACK_ARMOUR]
-		if(0, 45) // direct or 45 degrees off
-			return facing_modifiers[MECHA_FRONT_ARMOUR]
-	return facing_modifiers[MECHA_SIDE_ARMOUR] //if its not a front hit or back hit then assume its from the side
-
-///tries to deal internal damaget depending on the damage amount
-/obj/vehicle/sealed/mecha/proc/try_deal_internal_damage(damage)
-	if(damage < internal_damage_threshold)
-		return
-	if(!prob(internal_damage_probability))
-		return
-	var/internal_damage_to_deal = possible_int_damage
-	internal_damage_to_deal &= ~mecha_flags
-	if(internal_damage_to_deal)
-		set_internal_damage(pick(bitfield_to_list(internal_damage_to_deal)))
-
 /// tries to damage mech equipment depending on damage and where is being targetted
 /obj/vehicle/sealed/mecha/proc/try_damage_component(damage, def_zone)
 	if(damage < component_damage_threshold)
@@ -194,6 +174,15 @@
 	log_message("Exposed to dangerous temperature.", LOG_MECHA, color="red")
 	take_damage(5, BURN, 0, 1)
 
+/obj/vehicle/sealed/mecha/fire_act() //Check if we should ignite the pilot of an open-canopy mech
+	. = ..()
+	if(enclosed || mecha_flags & SILICON_PILOT)
+		return
+	for(var/mob/living/cookedalive as anything in occupants)
+		if(cookedalive.fire_stacks < 5)
+			cookedalive.adjust_fire_stacks(1)
+			cookedalive.ignite_mob()
+
 /obj/vehicle/sealed/mecha/attackby_secondary(obj/item/weapon, mob/user, params)
 	if(istype(weapon, /obj/item/mecha_parts))
 		var/obj/item/mecha_parts/parts = weapon

code/modules/vehicles/mecha/mecha_helpers.dm

@@ -24,3 +24,21 @@
 		capacitor = cap
 	else
 		capacitor = new /obj/item/stock_parts/capacitor(src)
+
+///////////////////////
+///// Power stuff /////
+///////////////////////
+/obj/vehicle/sealed/mecha/proc/has_charge(amount)
+	return (get_charge()>=amount)
+
+/obj/vehicle/sealed/mecha/proc/get_charge()
+	return cell?.charge
+
+/obj/vehicle/sealed/mecha/proc/use_power(amount)
+	return (get_charge() && cell.use(amount))
+
+/obj/vehicle/sealed/mecha/proc/give_power(amount)
+	if(!isnull(get_charge()))
+		cell.give(amount)
+		return TRUE
+	return FALSE

code/modules/vehicles/mecha/mecha_mob_interaction.dm

@@ -1,3 +1,106 @@
+/obj/vehicle/sealed/mecha/mob_try_enter(mob/M)
+	if(!ishuman(M)) // no silicons or drones in mechas.
+		return
+	if(HAS_TRAIT(M, TRAIT_PRIMITIVE)) //no lavalizards either.
+		to_chat(M, span_warning("The knowledge to use this device eludes you!"))
+		return
+	log_message("[M] tries to move into [src].", LOG_MECHA)
+	if(dna_lock && M.has_dna())
+		var/mob/living/carbon/entering_carbon = M
+		if(entering_carbon.dna.unique_enzymes != dna_lock)
+			to_chat(M, span_warning("Access denied. [name] is secured with a DNA lock."))
+			log_message("Permission denied (DNA LOCK).", LOG_MECHA)
+			return
+	if(!operation_allowed(M))
+		to_chat(M, span_warning("Access denied. Insufficient operation keycodes."))
+		log_message("Permission denied (No keycode).", LOG_MECHA)
+		return
+	. = ..()
+	if(.)
+		moved_inside(M)
+
+/obj/vehicle/sealed/mecha/enter_checks(mob/M)
+	if(atom_integrity <= 0)
+		to_chat(M, span_warning("You cannot get in the [src], it has been destroyed!"))
+		return FALSE
+	if(M.buckled)
+		to_chat(M, span_warning("You can't enter the exosuit while buckled."))
+		log_message("Permission denied (Buckled).", LOG_MECHA)
+		return FALSE
+	if(M.has_buckled_mobs())
+		to_chat(M, span_warning("You can't enter the exosuit with other creatures attached to you!"))
+		log_message("Permission denied (Attached mobs).", LOG_MECHA)
+		return FALSE
+	return ..()
+
+///proc called when a new non-mmi/AI mob enters this mech
+/obj/vehicle/sealed/mecha/proc/moved_inside(mob/living/newoccupant)
+	if(!(newoccupant?.client))
+		return FALSE
+	if(ishuman(newoccupant) && !Adjacent(newoccupant))
+		return FALSE
+	add_occupant(newoccupant)
+	newoccupant.forceMove(src)
+	newoccupant.update_mouse_pointer()
+	add_fingerprint(newoccupant)
+	log_message("[newoccupant] moved in as pilot.", LOG_MECHA)
+	setDir(dir_in)
+	playsound(src, 'sound/machines/windowdoor.ogg', 50, TRUE)
+	set_mouse_pointer()
+	if(!internal_damage)
+		SEND_SOUND(newoccupant, sound('sound/mecha/nominal.ogg',volume=50))
+	return TRUE
+
+///proc called when a new mmi mob tries to enter this mech
+/obj/vehicle/sealed/mecha/proc/mmi_move_inside(obj/item/mmi/brain_obj, mob/user)
+	if(!(mecha_flags & MMI_COMPATIBLE))
+		to_chat(user, span_warning("This mecha is not compatible with MMIs!"))
+		return FALSE
+	if(!brain_obj.brain_check(user))
+		return FALSE
+	var/mob/living/brain/brain_mob = brain_obj.brainmob
+	if(LAZYLEN(occupants) >= max_occupants)
+		to_chat(user, span_warning("It's full!"))
+		return FALSE
+	if(dna_lock && (!brain_mob.stored_dna || (dna_lock != brain_mob.stored_dna.unique_enzymes)))
+		to_chat(user, span_warning("Access denied. [name] is secured with a DNA lock."))
+		return FALSE
+
+	visible_message(span_notice("[user] starts to insert an MMI into [name]."))
+
+	if(!do_after(user, 4 SECONDS, target = src))
+		to_chat(user, span_notice("You stop inserting the MMI."))
+		return FALSE
+	if(LAZYLEN(occupants) < max_occupants)
+		return mmi_moved_inside(brain_obj, user)
+	to_chat(user, span_warning("Maximum occupants exceeded!"))
+	return FALSE
+
+///proc called when a new mmi mob enters this mech
+/obj/vehicle/sealed/mecha/proc/mmi_moved_inside(obj/item/mmi/brain_obj, mob/user)
+	if(!(Adjacent(brain_obj) && Adjacent(user)))
+		return FALSE
+	if(!brain_obj.brain_check(user))
+		return FALSE
+
+	var/mob/living/brain/brain_mob = brain_obj.brainmob
+	if(!user.transferItemToLoc(brain_obj, src))
+		to_chat(user, span_warning("[brain_obj] is stuck to your hand, you cannot put it in [src]!"))
+		return FALSE
+
+	brain_obj.set_mecha(src)
+	add_occupant(brain_mob)//Note this forcemoves the brain into the mech to allow relaymove
+	mecha_flags |= SILICON_PILOT
+	brain_mob.reset_perspective(src)
+	brain_mob.remote_control = src
+	brain_mob.update_mouse_pointer()
+	setDir(dir_in)
+	log_message("[brain_obj] moved in as pilot.", LOG_MECHA)
+	if(!internal_damage)
+		SEND_SOUND(brain_obj, sound('sound/mecha/nominal.ogg',volume=50))
+	log_game("[key_name(user)] has put the MMI/posibrain of [key_name(brain_mob)] into [src] at [AREACOORD(src)]")
+	return TRUE
+
 /obj/vehicle/sealed/mecha/mob_exit(mob/M, silent, forced)
 	var/atom/movable/mob_container
 	var/turf/newloc = get_turf(src)
@@ -78,24 +181,3 @@
 	else
 		to_chat(user, span_notice("You stop exiting the mech. Weapons are enabled again."))
 	is_currently_ejecting = FALSE
-
-/obj/vehicle/sealed/mecha/mob_try_enter(mob/M)
-	if(!ishuman(M)) // no silicons or drones in mechas.
-		return
-	if(HAS_TRAIT(M, TRAIT_PRIMITIVE)) //no lavalizards either.
-		to_chat(M, span_warning("The knowledge to use this device eludes you!"))
-		return
-	log_message("[M] tries to move into [src].", LOG_MECHA)
-	if(dna_lock && M.has_dna())
-		var/mob/living/carbon/entering_carbon = M
-		if(entering_carbon.dna.unique_enzymes != dna_lock)
-			to_chat(M, span_warning("Access denied. [name] is secured with a DNA lock."))
-			log_message("Permission denied (DNA LOCK).", LOG_MECHA)
-			return
-	if(!operation_allowed(M))
-		to_chat(M, span_warning("Access denied. Insufficient operation keycodes."))
-		log_message("Permission denied (No keycode).", LOG_MECHA)
-		return
-	. = ..()
-	if(.)
-		moved_inside(M)

code/modules/vehicles/mecha/mecha_movement.dm

@@ -1,3 +1,9 @@
+/// Sets the direction of the mecha and all of its occcupents, required for FOV. Alternatively one could make a recursive contents registration and register topmost direction changes in the fov component
+/obj/vehicle/sealed/mecha/setDir(newdir)
+	. = ..()
+	for(var/mob/living/occupant as anything in occupants)
+		occupant.setDir(newdir)
+
 ///Plays the mech step sound effect. Split from movement procs so that other mechs (HONK) can override this one specific part.
 /obj/vehicle/sealed/mecha/proc/play_stepsound()
 	SIGNAL_HANDLER
@@ -141,74 +147,3 @@
 		var/mob/mob_obstacle = obstacle
 		if(mob_obstacle.move_resist <= move_force)
 			step(obstacle, dir)
-
-/obj/vehicle/sealed/mecha/proc/moved_inside(mob/living/newoccupant)
-	if(!(newoccupant?.client))
-		return FALSE
-	if(ishuman(newoccupant) && !Adjacent(newoccupant))
-		return FALSE
-	add_occupant(newoccupant)
-	newoccupant.forceMove(src)
-	newoccupant.update_mouse_pointer()
-	add_fingerprint(newoccupant)
-	log_message("[newoccupant] moved in as pilot.", LOG_MECHA)
-	setDir(dir_in)
-	playsound(src, 'sound/machines/windowdoor.ogg', 50, TRUE)
-	set_mouse_pointer()
-	if(!internal_damage)
-		SEND_SOUND(newoccupant, sound('sound/mecha/nominal.ogg',volume=50))
-	return TRUE
-
-/obj/vehicle/sealed/mecha/proc/mmi_move_inside(obj/item/mmi/brain_obj, mob/user)
-	if(!(mecha_flags & MMI_COMPATIBLE))
-		to_chat(user, span_warning("This mecha is not compatible with MMIs!"))
-		return FALSE
-	if(!brain_obj.brain_check(user))
-		return FALSE
-	var/mob/living/brain/brain_mob = brain_obj.brainmob
-	if(LAZYLEN(occupants) >= max_occupants)
-		to_chat(user, span_warning("It's full!"))
-		return FALSE
-	if(dna_lock && (!brain_mob.stored_dna || (dna_lock != brain_mob.stored_dna.unique_enzymes)))
-		to_chat(user, span_warning("Access denied. [name] is secured with a DNA lock."))
-		return FALSE
-
-	visible_message(span_notice("[user] starts to insert an MMI into [name]."))
-
-	if(!do_after(user, 4 SECONDS, target = src))
-		to_chat(user, span_notice("You stop inserting the MMI."))
-		return FALSE
-	if(LAZYLEN(occupants) < max_occupants)
-		return mmi_moved_inside(brain_obj, user)
-	to_chat(user, span_warning("Maximum occupants exceeded!"))
-	return FALSE
-
-/obj/vehicle/sealed/mecha/proc/mmi_moved_inside(obj/item/mmi/brain_obj, mob/user)
-	if(!(Adjacent(brain_obj) && Adjacent(user)))
-		return FALSE
-	if(!brain_obj.brain_check(user))
-		return FALSE
-
-	var/mob/living/brain/brain_mob = brain_obj.brainmob
-	if(!user.transferItemToLoc(brain_obj, src))
-		to_chat(user, span_warning("[brain_obj] is stuck to your hand, you cannot put it in [src]!"))
-		return FALSE
-
-	brain_obj.set_mecha(src)
-	add_occupant(brain_mob)//Note this forcemoves the brain into the mech to allow relaymove
-	mecha_flags |= SILICON_PILOT
-	brain_mob.reset_perspective(src)
-	brain_mob.remote_control = src
-	brain_mob.update_mouse_pointer()
-	setDir(dir_in)
-	log_message("[brain_obj] moved in as pilot.", LOG_MECHA)
-	if(!internal_damage)
-		SEND_SOUND(brain_obj, sound('sound/mecha/nominal.ogg',volume=50))
-	log_game("[key_name(user)] has put the MMI/posibrain of [key_name(brain_mob)] into [src] at [AREACOORD(src)]")
-	return TRUE
-
-/// Sets the direction of the mecha and all of its occcupents, required for FOV. Alternatively one could make a recursive contents registration and register topmost direction changes in the fov component
-/obj/vehicle/sealed/mecha/setDir(newdir)
-	. = ..()
-	for(var/mob/living/occupant as anything in occupants)
-		occupant.setDir(newdir)