Merge pull request #10451 from kevinz000/mobility_flags

Mobility flags + combat rework stuff refactoring, fixes a few edge cases including the Oh Dreaded Xenomorph Hardstuns, etc etc time to break the game

code/modules/mob/living/silicon/pai/death.dm

@@ -2,7 +2,7 @@
 	if(stat == DEAD)
 		return
 	stat = DEAD
-	canmove = 0
+	update_mobility()
 	update_sight()
 	clear_fullscreens()
 

code/modules/mob/living/silicon/pai/pai.dm

@@ -80,7 +80,7 @@
 	var/radio_short_cooldown = 3 MINUTES
 	var/radio_short_timerid
 
-	canmove = FALSE
+	mobility_flags = NONE
 	var/silent = FALSE
 	var/brightness_power = 5
 
@@ -101,7 +101,6 @@
 	START_PROCESSING(SSfastprocess, src)
 	GLOB.pai_list += src
 	make_laws()
-	canmove = 0
 	if(!istype(P)) //when manually spawning a pai, we create a card to put it into.
 		var/newcardloc = P
 		P = new /obj/item/paicard(newcardloc)

code/modules/mob/living/silicon/pai/pai_defense.dm

@@ -8,7 +8,7 @@
 	if(. & EMP_PROTECT_SELF)
 		return
 	take_holo_damage(50/severity)
-	Knockdown(400/severity)
+	DefaultCombatKnockdown(400/severity)
 	silent = max(silent, (PAI_EMP_SILENCE_DURATION) / SSmobs.wait / severity)
 	if(holoform)
 		fold_in(force = TRUE)
@@ -23,10 +23,10 @@
 			qdel(src)
 		if(2)
 			fold_in(force = 1)
-			Knockdown(400)
+			DefaultCombatKnockdown(400)
 		if(3)
 			fold_in(force = 1)
-			Knockdown(200)
+			DefaultCombatKnockdown(200)
 
 //ATTACK HAND IGNORING PARENT RETURN VALUE
 /mob/living/silicon/pai/attack_hand(mob/living/carbon/human/user)
@@ -98,7 +98,7 @@
 		take_holo_damage(amount * 0.25)
 
 /mob/living/silicon/pai/adjustOrganLoss(slot, amount, maximum = 500) //I kept this in, unlike tg
-	Knockdown(amount * 0.2)
+	DefaultCombatKnockdown(amount * 0.2)
 
 /mob/living/silicon/pai/getBruteLoss()
 	return emittermaxhealth - emitterhealth

code/modules/mob/living/silicon/pai/pai_shell.dm

@@ -17,7 +17,6 @@
 		return FALSE
 
 	emitter_next_use = world.time + emittercd
-	canmove = TRUE
 	density = TRUE
 	if(istype(card.loc, /obj/item/pda))
 		var/obj/item/pda/P = card.loc
@@ -37,6 +36,7 @@
 		C.push_data()
 	forceMove(get_turf(card))
 	card.forceMove(src)
+	update_mobility()
 	if(client)
 		client.perspective = EYE_PERSPECTIVE
 		client.eye = src
@@ -63,12 +63,11 @@
 	var/turf/T = drop_location()
 	card.forceMove(T)
 	forceMove(card)
-	canmove = FALSE
 	density = FALSE
 	set_light(0)
 	holoform = FALSE
-	if(resting)
-		lay_down()
+	set_resting(FALSE, TRUE, FALSE)
+	update_mobility()
 
 /mob/living/silicon/pai/proc/choose_chassis()
 	if(!isturf(loc) && loc != card)