add: mecha cage, mecha alerts

code/__DEFINES/traits/sources.dm

@@ -110,6 +110,10 @@
 
 #define STAMINA_TRAIT "stamina"
 
+/// source trait for /obj/item/mecha_parts/mecha_equipment/cage
+#define MECH_SUPRESSED_TRAIT "mech_supress"
+
+
 /// trait associated to resting
 #define RESTING_TRAIT "resting"
 /// trait associated to a stat value or range of

code/_onclick/hud/alert.dm

@@ -563,6 +563,38 @@ so as to remain in compliance with the most up-to-date laws."
 	desc = "Maintenance protocols are currently in effect, most actions disabled."
 	icon_state = "locked"
 
+/atom/movable/screen/alert/empty_alert
+	name = ""
+	desc = ""
+
+// MECH MODULES
+
+// cage module
+/atom/movable/screen/alert/mech_cage
+	name = "You shouldn't see this"
+	desc = "This as well"
+	icon = 'icons/obj/mecha/mecha_cage.dmi'
+
+/atom/movable/screen/alert/mech_cage/zero
+	name = "Stage Zero"
+	desc = "You are currently not doing anything."
+	icon_state = "stage_0"
+
+/atom/movable/screen/alert/mech_cage/one
+	name = "Stage One"
+	desc = "You are currently supressing someone."
+	icon_state = "stage_1"
+
+/atom/movable/screen/alert/mech_cage/two
+	name = "Stage Two"
+	desc = "You are currently supressing someone handcuffed."
+	icon_state = "stage_2"
+
+/atom/movable/screen/alert/mech_cage/three
+	name = "Stage Three"
+	desc = "You are currently having someone inside the containment chamber."
+	icon_state = "stage_3"
+
 //GUARDIANS
 /atom/movable/screen/alert/cancharge
 	name = "Charge Ready"

code/datums/spells/ethereal_jaunt.dm

@@ -32,6 +32,9 @@
 
 /obj/effect/proc_holder/spell/ethereal_jaunt/proc/do_jaunt(mob/living/target)
 	playsound(get_turf(target), sound_in, 50, TRUE, -1)
+	// mech supress escape
+	if(HAS_TRAIT_FROM(target, TRAIT_IMMOBILIZED, MECH_SUPRESSED_TRAIT))
+		target.remove_traits(list(TRAIT_IMMOBILIZED, TRAIT_FLOORED), MECH_SUPRESSED_TRAIT)
 	ADD_TRAIT(target, TRAIT_NO_TRANSFORM, UNIQUE_TRAIT_SOURCE(src))
 	var/turf/mobloc = get_turf(target)
 	var/obj/effect/dummy/spell_jaunt/holder = new jaunt_type_path(mobloc)

code/game/gamemodes/shadowling/shadowling_abilities.dm

@@ -134,6 +134,9 @@
 		return
 
 	playsound(user.loc, 'sound/effects/bamf.ogg', 50, 1)
+	// mech supress escape
+	if(HAS_TRAIT_FROM(user, TRAIT_IMMOBILIZED, MECH_SUPRESSED_TRAIT))
+		user.remove_traits(list(TRAIT_IMMOBILIZED, TRAIT_FLOORED), MECH_SUPRESSED_TRAIT)
 	user.visible_message("<span class='warning'>[user] vanishes in a puff of black mist!</span>", "<span class='shadowling'>You enter the space between worlds as a passageway.</span>")
 	user.SetStunned(0)
 	user.SetWeakened(0)

code/game/mecha/combat/sidewinder.dm

@@ -87,3 +87,5 @@
 	ME.attach(src)
 	ME = new /obj/item/mecha_parts/mecha_equipment/weapon/ballistic/missile_rack/flashbang/clusterbang
 	ME.attach(src)
+	ME = new /obj/item/mecha_parts/mecha_equipment/cage
+	ME.attach(src)

code/game/mecha/equipment/mecha_equipment.dm

@@ -23,6 +23,7 @@
 	var/selectable = MODULE_SELECTABLE_FULL
 	var/harmful = FALSE //Controls if equipment can be used to attack by a pacifist.
 	var/integrated = FALSE // Preventing modules from getting detached.
+	var/alert_category = "mecha_module" //change if you want custom alerts
 
 
 /obj/item/mecha_parts/mecha_equipment/proc/update_chassis_page()
@@ -181,6 +182,9 @@
 		return
 	if(chassis.occupant)
 		remove_targeted_action()
+		if(chassis.selected == src)
+			if(selectable == MODULE_SELECTABLE_FULL)
+				chassis.occupant.clear_alert(alert_category)
 	detach_act()
 	moveto = moveto || get_turf(chassis)
 	if(Move(moveto))
@@ -224,10 +228,27 @@
 	return
 
 /obj/item/mecha_parts/mecha_equipment/proc/select_module()
+	select_set_alert()
 	chassis.selected = src
 	chassis.occupant_message(span_notice("You switch to [src]."))
 	chassis.visible_message("[chassis] raises [src]")
 	send_byjax(chassis.occupant, "exosuit.browser", "eq_list", chassis.get_equipment_list())
 
+/obj/item/mecha_parts/mecha_equipment/proc/select_set_alert()
+	if(selectable == MODULE_SELECTABLE_FULL)
+		var/mob/living/carbon/occupant = chassis.occupant
+		if(chassis.selected)
+			occupant.clear_alert(chassis.selected.alert_category)
+		return throw_default_alert(occupant)
+	return FALSE
+
+/obj/item/mecha_parts/mecha_equipment/proc/throw_default_alert(var/mob/living/carbon/occupant)
+	if(alert_category == "mecha_module")
+		var/atom/movable/screen/alert/empty_alert/default_alert = occupant.throw_alert(alert_category, /atom/movable/screen/alert/empty_alert, new_master = src)
+		default_alert.name = name
+		default_alert.desc = "You currently have [src.name] module selected"
+		return TRUE
+	return FALSE
+
 /obj/item/mecha_parts/mecha_equipment/proc/toggle_module()
 	return