Adds confetti shot (#21462)

* CONFETTI CANNON

* proc and contra review

* sprite names

* nukie uplink and lewcc suggestions

* chemical fixed

* fixes party drums cost and chem explosion sound

* Henri review

* renames a datum because I copypasted shit

* changes a name because I copy pasted

* removes an extra space

* things I forgot + bundles + recipe change

* Oopsie + tones down the volume of confetti

code/modules/crafting/recipes.dm

@@ -423,6 +423,16 @@
 	category = CAT_WEAPONRY
 	subcategory = CAT_AMMO
 
+/datum/crafting_recipe/confettishot
+	name = "Confetti Shot"
+	result = list(/obj/item/ammo_casing/shotgun/confetti)
+	reqs = list(/obj/item/ammo_casing/shotgun/techshell = 1,
+				/datum/reagent/confetti = 10)
+	tools = list(TOOL_SCREWDRIVER)
+	time = 5
+	category = CAT_WEAPONRY
+	subcategory = CAT_AMMO
+
 /datum/crafting_recipe/ishotgun
 	name = "Improvised Shotgun"
 	result = list(/obj/item/gun/projectile/revolver/doublebarrel/improvised)

code/modules/projectiles/ammunition/ammo_boxes.dm

@@ -111,6 +111,12 @@
 	icon_state = "buckloader"
 	ammo_type = /obj/item/ammo_casing/shotgun/buckshot
 
+/obj/item/ammo_box/shotgun/confetti
+	name = "shotgun speedloader (Confetti)"
+	icon_state = "partyloader"
+	ammo_type = /obj/item/ammo_casing/shotgun/confetti
+	multi_sprite_step = 1
+
 /obj/item/ammo_box/shotgun/dragonsbreath
 	name = "shotgun speedloader (Dragonsbreath)"
 	icon_state = "dragonsbreathloader"

code/modules/projectiles/ammunition/ammo_casings.dm

@@ -300,6 +300,12 @@
 	muzzle_flash_range = MUZZLE_FLASH_RANGE_NORMAL
 	materials = list(MAT_METAL=250)
 
+/obj/item/ammo_casing/shotgun/confetti
+	name = "confettishot"
+	desc = "It's party time!"
+	icon_state = "partyshell"
+	projectile_type = /obj/item/projectile/bullet/confetti
+
 /obj/item/ammo_casing/a556
 	desc = "A 5.56mm bullet casing."
 	caliber = "a556"

code/modules/projectiles/ammunition/magazines.dm

@@ -489,6 +489,11 @@
 	icon_state = "m12gXlDb"
 	ammo_type = /obj/item/ammo_casing/shotgun/incendiary/dragonsbreath
 
+/obj/item/ammo_box/magazine/m12g/confetti
+	name = "\improper XL shotgun magazine (12g confetti)"
+	icon_state = "party_drum"
+	ammo_type = /obj/item/ammo_casing/shotgun/confetti
+
 /obj/item/ammo_box/magazine/toy
 	name = "foam force META magazine"
 	ammo_type = /obj/item/ammo_casing/caseless/foam_dart

code/modules/projectiles/projectile/special_projectiles.dm

@@ -219,6 +219,19 @@
 	explosion(target, -1, 0, 1)
 	return TRUE
 
+/obj/item/projectile/bullet/confetti
+	name = "confetti shot"
+	damage = 0
+	range = 3
+
+/obj/item/projectile/bullet/confetti/on_range()
+	confettisize(src, 7, 3)
+	..()
+
+/obj/item/projectile/bullet/confetti/on_hit(atom/target, blocked, hit_zone)
+	confettisize(src, 7, 3)
+	..()
+
 /obj/item/projectile/plasma
 	name = "plasma blast"
 	icon_state = "plasmacutter"

code/modules/reagents/chemistry/reagents/pyrotechnic.dm

@@ -465,3 +465,14 @@
 		M.adjust_fire_stacks(volume / 5)
 		return
 	..()
+
+/datum/reagent/confetti
+	name = "Confetti"
+	id = "confetti"
+	description = "Pure, liquid confetti. Explodes into a colorful bomb when exposed to heat."
+	color = "#500064" // rgb: 80, 0, 100
+	taste_description = "the tears of janitors"
+
+/datum/reagent/confetti/reaction_turf(turf/T, volume)
+	var/confetti = /obj/effect/decal/cleanable/confetti
+	new confetti(T)

code/modules/reagents/chemistry/recipes/pyrotechnics.dm

@@ -389,3 +389,26 @@
 	result = "thermite"
 	required_reagents = list("aluminum" = 1, "iron" = 1, "oxygen" = 1)
 	result_amount = 3
+
+/datum/chemical_reaction/confetti
+	name = "Confetti"
+	id = "confetti"
+	result = "confetti"
+	required_reagents = list("cyanide" = 1, "colorful_reagent" = 1)
+	result_amount = 5
+	mix_message = "The mixture congeals into a dry powder."
+
+/datum/chemical_reaction/confetti/confettibomb
+	name = "confettibomb"
+	id = "confettibomb"
+	required_reagents = list("confetti" = 1)
+	min_temp = T0C + 300
+	result = null
+	mix_sound = 'sound/effects/confetti_partywhistle.ogg'
+	mix_message = "The powder starts vibrating quickly!"
+
+/datum/chemical_reaction/confetti/confettibomb/on_reaction(datum/reagents/holder, created_volume)
+	var/turf/T = get_turf(holder.my_atom)
+	var/confetti_size = CEILING(created_volume / 10, 1)
+	var/confetti_range = CEILING(confetti_size / 2, 1)
+	confettisize(T, confetti_size, confetti_range)