Refactors vore code to allow for instant-vore that does not sleep (#18219)

Co-authored-by: Kashargul <144968721+Kashargul@users.noreply.github.com>

code/modules/mob/living/carbon/human/species/station/protean/protean_powers.dm

@@ -343,7 +343,7 @@
 						m.drop_from_inventory(S.OurRig)
 					if(wearer && devour) //We're being worn. Engulf em', if prefs align.. otherwise just drop off.
 						if(P.can_be_drop_pred && wearer.devourable && wearer.can_be_drop_prey && P.vore_selected)
-							perform_the_nom(P,wearer,P,P.vore_selected,-1)
+							begin_instant_nom(P,wearer,P,P.vore_selected)
 						else
 							to_chat(P, span_vwarning("You can't assimilate your current host."))
 					P.forceMove(get_turf(S.OurRig))

code/modules/mob/living/simple_mob/subtypes/animal/alien animals/space_mouse.dm

@@ -84,6 +84,10 @@
 	. = ..()
 	movement_cooldown = 10
 
+/mob/living/simple_mob/vore/alienanimals/dustjumper/begin_instant_nom(mob/living/user, mob/living/prey, mob/living/pred, obj/belly/belly)
+	. = ..()
+	movement_cooldown = 10
+
 /datum/ai_holder/simple_mob/melee/evasive/dustjumper
 	hostile = FALSE
 	retaliate = TRUE

code/modules/mob/living/simple_mob/subtypes/animal/alien animals/stardog.dm

@@ -152,6 +152,10 @@
 	return															//If it can do normal vore mechanics, it can carry players to the OM,
 																	//and release them there. I think that's probably a bad idea.
 
+/mob/living/simple_mob/vore/overmap/stardog/begin_instant_nom(mob/living/user, mob/living/prey, mob/living/pred, obj/belly/belly)
+	to_chat(src, span_warning("You can't do that."))
+	return
+
 /mob/living/simple_mob/vore/overmap/stardog/Initialize(mapload)
 	. = ..()
 	child_om_marker.set_light(5, 1, "#ff8df5")

code/modules/mob/living/simple_mob/subtypes/animal/alien animals/teppi.dm

@@ -813,24 +813,38 @@ GLOBAL_VAR_INIT(teppi_count, 0)	// How mant teppi DO we have?
 
 
 /mob/living/simple_mob/vore/alienanimals/teppi/perform_the_nom(mob/living/user, mob/living/prey, mob/living/pred, obj/belly/belly, delay_time)
+	if(!client)
+		var/teppi_checks = teppi_checks(user, prey, pred, belly)
+		if(teppi_checks)
+			belly = teppi_checks
+		ai_holder.set_busy(TRUE)
+		prey.stop_pulling()
+	..()
+	if(!client)
+		ai_holder.set_busy(FALSE)
+
+/mob/living/simple_mob/vore/alienanimals/teppi/begin_instant_nom(mob/living/user, mob/living/prey, mob/living/pred, obj/belly/belly)
+	if(!client)
+		var/teppi_checks = teppi_checks(user, prey, pred, belly)
+		if(teppi_checks)
+			belly = teppi_checks
+		ai_holder.set_busy(TRUE)
+		prey.stop_pulling()
+	..()
+	if(!client)
+		ai_holder.set_busy(FALSE)
+
+///Retrns the belly we'll be using if we are friends.
+/mob/living/simple_mob/vore/alienanimals/teppi/proc/teppi_checks(mob/living/user, mob/living/prey, mob/living/pred)
 	if(!pred)
 		pred = user
-	if(client)
-		return ..()
 	var/current_affinity = affinity[prey.real_name]
-	ai_holder.set_busy(TRUE)
-	prey.stop_pulling()
 	if(current_affinity >= 50)
-		belly = friend_zone
-		..()
-		ai_holder.set_busy(FALSE)
-		return
+		return friend_zone
 	if(current_affinity <= -50)
 		vore_selected.digest_mode = DM_DIGEST
 	else
 		vore_selected.digest_mode = DM_DRAIN
-	..()
-	ai_holder.set_busy(FALSE)
 
 //Instead of copying this everywhere let's just make a proc
 /mob/living/simple_mob/vore/alienanimals/teppi/proc/lets_eat(person)

code/modules/mob/living/simple_mob/subtypes/vore/plants.dm

@@ -77,7 +77,7 @@
 		if(L in eaten_mobs)
 			return
 		if(L.devourable && L.allowmobvore && (src.vore_fullness < src.vore_capacity))
-			perform_the_nom(src,L,src,src.vore_selected,-1)
+			begin_instant_nom(src,L,src,src.vore_selected)
 			eaten_mobs += L