drakes can dig through outcrops

code/modules/mining/mine_outcrops.dm

@@ -11,11 +11,35 @@
 	var/upperdrop = 10
 	var/outcropdrop = /obj/item/ore/glass
 
+
 /obj/structure/outcrop/Initialize()
 	. = ..()
-	if(prob(1))
+	if (prob(1))
 		add_overlay("[initial(icon_state)]-egg")
 
+
+/obj/structure/outcrop/attackby(obj/item/item, mob/living/user)
+	if (!istype(item, /obj/item/pickaxe))
+		return ..()
+	visible_message(
+		SPAN_ITALIC("\The [user] begins to hack away at \the [src]."),
+		SPAN_ITALIC("You hear the industrious clanging of metal on rock!")
+	)
+	if (!do_after(user, 4 SECONDS, src))
+		return TRUE
+	visible_message(
+		SPAN_ITALIC("\The [user] breaks the [src] apart."),
+		SPAN_ITALIC("You hear rocks shatter apart!")
+	)
+	var/turf/turf = get_turf(src)
+	qdel(src)
+	if (!turf)
+		return TRUE
+	for (var/i = 1 to rand(mindrop, upperdrop))
+		new outcropdrop (turf)
+	return TRUE
+
+
 /obj/structure/outcrop/diamond
 	name = "shiny outcrop"
 	desc = "A shiny rocky outcrop."
@@ -24,6 +48,7 @@
 	upperdrop = 4
 	outcropdrop = /obj/item/ore/diamond
 
+
 /obj/structure/outcrop/phoron
 	name = "shiny outcrop"
 	desc = "A shiny rocky outcrop."
@@ -32,6 +57,7 @@
 	upperdrop = 8
 	outcropdrop = /obj/item/ore/phoron
 
+
 /obj/structure/outcrop/iron
 	name = "rugged outcrop"
 	desc = "A rugged rocky outcrop."
@@ -40,6 +66,7 @@
 	upperdrop = 20
 	outcropdrop = /obj/item/ore/iron
 
+
 /obj/structure/outcrop/coal
 	name = "rugged outcrop"
 	desc = "A rugged rocky outcrop."
@@ -48,6 +75,7 @@
 	upperdrop = 20
 	outcropdrop = /obj/item/ore/coal
 
+
 /obj/structure/outcrop/lead
 	name = "rugged outcrop"
 	desc = "A rugged rocky outcrop."
@@ -56,6 +84,7 @@
 	upperdrop = 5
 	outcropdrop = /obj/item/ore/lead
 
+
 /obj/structure/outcrop/gold
 	name = "hollow outcrop"
 	desc = "A hollow rocky outcrop."
@@ -64,6 +93,7 @@
 	upperdrop = 6
 	outcropdrop = /obj/item/ore/gold
 
+
 /obj/structure/outcrop/silver
 	name = "hollow outcrop"
 	desc = "A hollow rocky outcrop."
@@ -72,6 +102,7 @@
 	upperdrop = 8
 	outcropdrop = /obj/item/ore/silver
 
+
 /obj/structure/outcrop/platinum
 	name = "hollow outcrop"
 	desc = "A hollow rocky outcrop."
@@ -80,6 +111,7 @@
 	upperdrop = 5
 	outcropdrop = /obj/item/ore/osmium
 
+
 /obj/structure/outcrop/uranium
 	name = "spiky outcrop"
 	desc = "A spiky rocky outcrop, it glows faintly."
@@ -88,30 +120,24 @@
 	upperdrop = 8
 	outcropdrop = /obj/item/ore/uranium
 
-/obj/structure/outcrop/attackby(obj/item/W as obj, mob/user as mob)
-	if (istype(W, /obj/item/pickaxe))
-		to_chat(user, "<span class='notice'>[user] begins to hack away at \the [src].</span>")
-		if(do_after(user,40))
-			to_chat(user, "<span class='notice'>You have finished digging!</span>")
-			for(var/i=0;i<(rand(mindrop,upperdrop));i++)
-				new outcropdrop(get_turf(src))
-			qdel(src)
-			return
-
-/obj/random/outcrop //In case you want an outcrop without pre-determining the type of ore.
+
+/obj/random/outcrop
 	name = "random rock outcrop"
 	desc = "This is a random rock outcrop."
 	icon = 'icons/obj/outcrop.dmi'
 	icon_state = "outcrop-random"
 
+
 /obj/random/outcrop/item_to_spawn()
-	return pick(prob(100);/obj/structure/outcrop,
-				prob(100);/obj/structure/outcrop/iron,
-				prob(100);/obj/structure/outcrop/coal,
-				prob(65);/obj/structure/outcrop/silver,
-				prob(50);/obj/structure/outcrop/gold,
-				prob(30);/obj/structure/outcrop/uranium,
-				prob(30);/obj/structure/outcrop/phoron,
-				prob(7);/obj/structure/outcrop/diamond,
-				prob(15);/obj/structure/outcrop/platinum,
-				prob(15);/obj/structure/outcrop/lead)
+	return pick(
+		prob(100); /obj/structure/outcrop,
+		prob(100); /obj/structure/outcrop/iron,
+		prob(100); /obj/structure/outcrop/coal,
+		prob(65); /obj/structure/outcrop/silver,
+		prob(50); /obj/structure/outcrop/gold,
+		prob(30); /obj/structure/outcrop/uranium,
+		prob(30); /obj/structure/outcrop/phoron,
+		prob(15); /obj/structure/outcrop/platinum,
+		prob(15); /obj/structure/outcrop/lead,
+		prob(7); /obj/structure/outcrop/diamond
+	)

code/modules/mob/living/simple_mob/subtypes/animal/sif/grafadreka/grafadreka_interaction.dm

@@ -48,6 +48,29 @@
 	qdel(src)
 
 
+/obj/structure/outcrop/interaction_grafadreka(mob/living/simple_mob/animal/sif/grafadreka/drake)
+	. = TRUE
+	drake.visible_message(
+		SPAN_ITALIC("\The [drake] claws away at \a [src]."),
+		SPAN_ITALIC("You dig industriously at \the [src]."),
+		SPAN_ITALIC("You hear something scrabbling on stone!"),
+		range = 5
+	)
+	if (!do_after(drake, 4 SECONDS, src))
+		return
+	visible_message(
+		SPAN_WARNING("\The [src] crumbles away to debris."),
+		SPAN_NOTICE("You finish digging up the [src]."),
+		SPAN_ITALIC("You hear small rocks tumbling around!"),
+		range = 5
+	)
+	var/turf/turf = get_turf(src)
+	qdel(src)
+	if (turf)
+		for (var/i = 1 to rand(mindrop, upperdrop))
+			new outcropdrop (turf)
+
+
 /obj/item/bikehorn/interaction_grafadreka(mob/living/simple_mob/animal/sif/grafadreka/drake)
 	. = TRUE
 	if (drake.a_intent != I_HELP)