Adds Stinger Grenades (#17474)

* balls

* lint this

* lint deez

* le change

* Update stinger.dm

* i am going to murder the new linter

* sprite

* Update CampinKiller24-ready-or-not.yml

code/game/objects/items/weapons/grenades/stinger.dm

@@ -0,0 +1,60 @@
+///Stinger grenade projectile
+/obj/item/projectile/bullet/rubberball/stinger_ball
+	damage = 2
+	agony = 50
+	armor_penetration = 10
+	range_step = 2
+	embed = FALSE
+
+	base_spread = 0
+	spread_step = 20
+
+	suppressed = TRUE //embedding messages are still produced so it's kind of weird when enabled.
+	no_attack_log = 1
+	muzzle_type = null
+
+/obj/item/grenade/stinger
+	name = "stinger grenade"
+	desc = "A stinger grenade, designed to explode and expel rubber balls over an area for less-lethal takedowns. Popular with many law enforcement agencies."
+	icon_state = "stinger"
+
+	var/num_fragments = 70  ///total number of balls produced by the grenade
+	var/fragment_damage = 2
+	var/damage_step = 2      //projectiles lose a fragment each time they travel this distance. Can be a non-integer.
+	var/explosion_size = 1   ///size of the center explosion
+
+	//The radius of the circle used to launch projectiles. Lower values mean less projectiles are used but if set too low gaps may appear in the spread pattern
+	var/spread_range = 7
+
+/obj/item/grenade/stinger/proc/sting(var/source, var/fragmin, var/fragmax, var/light_dam, var/flash_dam, var/p_dam, var/p_range, var/can_cover=TRUE, var/shard_range = 50)
+	var/turf/O = get_turf(source)
+	var/fragger = rand(fragmin,fragmax)
+	explosion(O, -1, -1, light_dam, flash_dam)
+	var/list/target_turfs = getcircle(O, 7)
+	var/fragments_per_projectile = round(fragger/target_turfs.len)
+
+	for(var/turf/T in target_turfs)
+		var/obj/item/projectile/bullet/rubberball/stinger_ball/P = new (O)
+
+		P.damage = p_dam
+		P.balls = fragments_per_projectile
+		P.range_step = p_range
+		P.shot_from = source
+		P.range = shard_range
+		P.name = "rubber ball"
+
+		P.launch_projectile(T)
+
+		if(can_cover)
+			for(var/mob/living/M in O)
+				if(M.lying && isturf(get_turf(source)))
+					P.attack_mob(M, 0, 0)
+				else
+					P.attack_mob(M, 0, 100)
+
+/obj/item/grenade/stinger/prime()
+	..()
+
+	INVOKE_ASYNC(src, PROC_REF(sting), src, num_fragments, num_fragments, explosion_size, explosion_size+1, fragment_damage, damage_step, TRUE)
+
+	qdel(src)

code/game/objects/items/weapons/storage/boxes.dm

@@ -387,6 +387,14 @@
 	illustration = "flashbang"
 	starts_with = list(/obj/item/grenade/flashbang = 7)
 
+/obj/item/storage/box/stingers
+	name = "box of stinger grenades"
+	desc = "A box containing 7 antipersonnel stinger grenades. <br> WARNING: These devices are extremely dangerous and can cause injury."
+	icon_state = "secbox"
+	item_state = "secbox"
+	illustration = "stinger"
+	starts_with = list(/obj/item/grenade/stinger = 7)
+
 /obj/item/storage/box/firingpins
 	name = "box of firing pins"
 	desc = "A box of NT brand Firearm authentication pins; Needed to operate most weapons."

code/game/objects/random/weapon_and_ammo.dm

@@ -144,7 +144,8 @@
 				/obj/item/grenade/smokebomb,
 				/obj/item/grenade/flashbang,
 				/obj/item/grenade/empgrenade,
-				/obj/item/grenade/chem_grenade/incendiary
+				/obj/item/grenade/chem_grenade/incendiary,
+				/obj/item/grenade/stinger
 				)
 			var/obj/item/storage/bag/plasticbag/bag = new /obj/item/storage/bag/plasticbag(spawned.loc)
 			for(var/i in 1 to 7)

code/game/objects/structures/crates_lockers/closets/secure/security.dm

@@ -102,6 +102,7 @@
 	//Supply
 	new /obj/item/storage/box/flashbangs(src)
 	new /obj/item/storage/box/ids(src)
+	new /obj/item/storage/box/stingers(src)
 	//Appearance
 	if(prob(50))
 		new /obj/item/storage/backpack/security(src)
@@ -170,6 +171,7 @@
 	new /obj/item/storage/box/ids(src)
 	new /obj/item/storage/box/flashbangs(src)
 	new /obj/item/storage/box/teargas(src)
+	new /obj/item/storage/box/stingers(src)
 	//Appearance
 	if(prob(50))
 		new /obj/item/storage/backpack/security(src)

code/game/objects/structures/crates_lockers/closets/syndicate.dm

@@ -42,6 +42,7 @@
 	new /obj/item/ammo_magazine/a10mm(src)
 	new /obj/item/storage/box/handcuffs(src)
 	new /obj/item/storage/box/flashbangs(src)
+	new /obj/item/storage/box/stingers(src)
 	new /obj/item/gun/energy/gun(src)
 	new /obj/item/gun/energy/gun(src)
 	new /obj/item/gun/energy/gun(src)