Adds emp interaction for simple mobs and some pra robots tweaks (#7314)

-ranged pra robots now leave behind empty casings after firing
-pra robots will now take honorary membership cards in consideration when chosing targets
-adds emp damage to synthetic simple animals

code/modules/mob/living/simple_animal/hostile/hostile.dm

@@ -246,8 +246,10 @@ mob/living/simple_animal/hostile/hitby(atom/movable/AM as mob|obj,var/speed = TH
 
 	else
 		Shoot(target, src.loc, src)
+
 		if(casingtype)
-			new casingtype(loc)
+			new casingtype(get_turf(src))
+			playsound(src, "sound/weapons/casingdrop[rand(1,5)].ogg", 50, 1)
 
 	stance = HOSTILE_STANCE_IDLE
 	target_mob = null

code/modules/mob/living/simple_animal/hostile/pra.dm

@@ -19,6 +19,8 @@
 	health = 300
 	maxHealth = 300
 
+	destroy_surroundings = FALSE
+
 	universal_speak = TRUE
 	universal_understand = TRUE
 
@@ -67,7 +69,7 @@
 		var/mob/living/carbon/human/H = L
 		if(H.w_uniform)
 			var/obj/item/clothing/under/suit = H.w_uniform
-			if(locate(/obj/item/clothing/accessory/hadii_pin) in suit.accessories)
+			if((locate(/obj/item/clothing/accessory/hadii_pin) in suit.accessories) || (locate(/obj/item/clothing/accessory/badge/hadii_card) in suit.accessories))
 				return FALSE
 
 	if(!L.stat)
@@ -108,7 +110,7 @@
 
 	projectilesound = 'sound/weapons/gunshot/gunshot_saw.ogg'
 	projectiletype = /obj/item/projectile/bullet/rifle/a762
-	casingtype = /obj/item/ammo_casing/a762
+	casingtype = /obj/item/ammo_casing/a762/spent
 
 /mob/living/simple_animal/hostile/republicon/ranged/Initialize()
 	. = ..()

code/modules/mob/living/simple_animal/hostile/retaliate/drone.dm

@@ -71,6 +71,9 @@
 	else
 		return ..()
 
+/mob/living/simple_animal/hostile/retaliate/malf_drone/isSynthetic()
+	return TRUE
+
 //self repair systems have a chance to bring the drone back to life
 /mob/living/simple_animal/hostile/retaliate/malf_drone/Life()
 

code/modules/mob/living/simple_animal/hostile/syndicate.dm

@@ -182,4 +182,4 @@
 	stance = HOSTILE_STANCE_TIRED
 	addtimer(CALLBACK(src, .proc/wakeup), 150)
 	if(severity == 1.0)
-		apply_damage(5)
+		apply_damage(5)

code/modules/mob/living/simple_animal/simple_animal.dm

@@ -772,3 +772,17 @@ mob/living/simple_animal/bullet_act(var/obj/item/projectile/Proj)
 		return TRUE
 	else
 		return FALSE
+
+/mob/living/simple_animal/emp_act(severity)
+	if(!isSynthetic())
+		return
+
+	switch(severity)
+		if(1)
+			adjustFireLoss(rand(20, 25))
+		if(2)
+			adjustFireLoss(rand(10, 15))
+		if(3)
+			adjustFireLoss(rand(5, 10))
+		if(4)
+			adjustFireLoss(rand(3, 5))