QoL: Stasis and Defibs

code/modules/mob/living/carbon/brain/MMI.dm

@@ -59,6 +59,7 @@
 				return
 
 		user.visible_message("<span class='notice'>\The [user] sticks \a [O] into \the [src].</span>")
+		B.preserved = TRUE
 
 		brainmob = B.brainmob
 		B.brainmob = null
@@ -108,6 +109,7 @@
 			brainobj = null
 		else	//Or make a new one if empty.
 			brain = new(user.loc)
+		brain.preserved = FALSE
 		brainmob.container = null//Reset brainmob mmi var.
 		brainmob.loc = brain//Throw mob into brain.
 		living_mob_list -= brainmob//Get outta here

code/modules/mob/living/carbon/human/life.dm

@@ -87,6 +87,9 @@
 		if(!client)
 			species.handle_npc(src)
 
+	else if(stat == DEAD && !stasis)
+		handle_defib_timer()
+
 	if(!handle_some_updates())
 		return											//We go ahead and process them 5 times for HUD images and other stuff though.
 
@@ -1826,5 +1829,15 @@
 	traumatic_shock = 0
 	..()
 
+/mob/living/carbon/human/proc/handle_defib_timer()
+	if(!should_have_organ(O_BRAIN))
+		return // No brain.
+
+	var/obj/item/organ/internal/brain/brain = internal_organs_by_name[O_BRAIN]
+	if(!brain)
+		return // Still no brain.
+
+	brain.tick_defib_timer()
+
 #undef HUMAN_MAX_OXYLOSS
 #undef HUMAN_CRIT_MAX_OXYLOSS

code/modules/organs/internal/brain.dm

@@ -18,6 +18,22 @@ GLOBAL_LIST_BOILERPLATE(all_brain_organs, /obj/item/organ/internal/brain)
 	var/clone_source = FALSE
 	var/mob/living/carbon/brain/brainmob = null
 	var/can_assist = TRUE
+	var/defib_timer = -1
+
+/obj/item/organ/internal/brain/process()
+	..()
+	if(owner && owner.stat != DEAD) // So there's a lower risk of ticking twice.
+		tick_defib_timer()
+
+// This is called by `process()` when the owner is alive, or brain is not in a body, and by `Life()` directly when dead.
+/obj/item/organ/internal/brain/proc/tick_defib_timer()
+	if(preserved) // In an MMI/ice box/etc.
+		return
+
+	if(!owner || owner.stat == DEAD)
+		defib_timer = max(--defib_timer, 0)
+	else
+		defib_timer = min(++defib_timer, (config.defib_timer MINUTES) / 2)
 
 /obj/item/organ/internal/brain/proc/can_assist()
 	return can_assist
@@ -65,6 +81,7 @@ GLOBAL_LIST_BOILERPLATE(all_brain_organs, /obj/item/organ/internal/brain)
 /obj/item/organ/internal/brain/New()
 	..()
 	health = config.default_brain_health
+	defib_timer = (config.defib_timer MINUTES) / 2
 	spawn(5)
 		if(brainmob && brainmob.client)
 			brainmob.client.screen.len = null //clear the hud