[READY]Da amputation update. New premium surgical tool / tail harvesting device. (#48271)

* base

* Felinid's worst nightmare

* Apply suggestions from code review

Co-Authored-By: PKPenguin321 <pkpenguin321.git@gmail.com>

* Stronger outlines / desc / no skill benefit

* fixies for review

Co-authored-by: PKPenguin321 <pkpenguin321.git@gmail.com>

code/modules/surgery/amputation.dm

@@ -9,7 +9,7 @@
 
 /datum/surgery_step/sever_limb
 	name = "sever limb"
-	implements = list(TOOL_SCALPEL = 100, TOOL_SAW = 100, /obj/item/melee/arm_blade = 80, /obj/item/twohanded/fireaxe = 50, /obj/item/hatchet = 40, /obj/item/kitchen/knife/butcher = 25)
+	implements = list(/obj/item/shears = 300, TOOL_SCALPEL = 100, TOOL_SAW = 100, /obj/item/melee/arm_blade = 80, /obj/item/twohanded/fireaxe = 50, /obj/item/hatchet = 40, /obj/item/kitchen/knife/butcher = 25)
 	time = 64
 	experience_given = 5
 

code/modules/surgery/tools.dm

@@ -330,3 +330,73 @@
 /obj/item/surgicaldrill/advanced/examine()
 	. = ..()
 	. += " It's set to [tool_behaviour == TOOL_DRILL ? "drilling" : "mending"] mode."
+
+/obj/item/shears
+	name = "amputation shears"
+	desc = "A type of heavy duty surgical shears used for achieving a clean separation between limb and patient. Keeping the patient still is imperative to be able to secure and align the shears."
+	icon = 'icons/obj/surgery.dmi'
+	icon_state = "shears"
+	flags_1 = CONDUCT_1
+	item_flags = SURGICAL_TOOL
+	toolspeed  = 1
+	force = 12
+	w_class = WEIGHT_CLASS_NORMAL
+	throwforce = 6
+	throw_speed = 2
+	throw_range = 5
+	custom_materials = list(/datum/material/iron=8000, /datum/material/titanium=6000)
+	attack_verb = list("sheared", "snipped")
+	sharpness = IS_SHARP
+	custom_premium_price = 1800
+
+/obj/item/shears/attack(mob/living/M, mob/user)
+	if(!iscarbon(M) || user.a_intent != INTENT_HELP)
+		return ..()
+
+	if(user.zone_selected == BODY_ZONE_CHEST)
+		return ..()
+
+	var/mob/living/carbon/patient = M
+
+	if(HAS_TRAIT(patient, TRAIT_NODISMEMBER))
+		to_chat(user, "<span class='warning'>The patient's limbs look too sturdy to amputate.</span>")
+		return
+
+	var/candidate_name
+	var/obj/item/organ/tail_snip_candidate
+	var/obj/item/bodypart/limb_snip_candidate
+
+	if(user.zone_selected == BODY_ZONE_PRECISE_GROIN)
+		tail_snip_candidate = patient.getorganslot(ORGAN_SLOT_TAIL)
+		if(!tail_snip_candidate)
+			to_chat(user, "<span class='warning'>[patient] does not have a tail.</span>")
+			return
+		candidate_name = tail_snip_candidate.name
+
+	else
+		limb_snip_candidate = patient.get_bodypart(check_zone(user.zone_selected))
+		if(!limb_snip_candidate)
+			to_chat(user, "<span class='warning'>[patient] is already missing that limb, what more do you want?</span>")
+			return
+		candidate_name = limb_snip_candidate.name
+
+	var/amputation_speed_mod
+
+	patient.visible_message("<span class='danger'>[user] begins to secure [src] around [patient]'s [candidate_name].</span>", "<span class='userdanger'>[user] begins to secure [src] around your [candidate_name]!</span>")
+	playsound(get_turf(patient), 'sound/items/ratchet.ogg', 20, TRUE)
+	if(patient.stat == DEAD || patient.stat == UNCONSCIOUS || patient.IsStun()) //Stun is used by paralytics like curare it should not be confused with the more common paralyze.
+		amputation_speed_mod = 0.5
+	else if(patient.jitteriness >= 1)
+		amputation_speed_mod = 1.5
+	else
+		amputation_speed_mod = 1
+
+	if(do_after(user,  toolspeed * 150 * amputation_speed_mod, target = patient))
+		playsound(get_turf(patient), 'sound/weapons/bladeslice.ogg', 250, TRUE)
+		if(user.zone_selected == BODY_ZONE_PRECISE_GROIN) //OwO
+			tail_snip_candidate.Remove(patient)
+			tail_snip_candidate.forceMove(get_turf(patient))
+		else
+			limb_snip_candidate.dismember()
+		user.visible_message("<span class='danger'>[src] violently slams shut, amputating [patient]'s [candidate_name].</span>", "<span class='notice'>You amputate [patient]'s [candidate_name] with [src].</span>")
+