/obj/item/reagent_containers/extinguisher_refill
	name = "extinguisher refiller"
	desc = "A one time use extinguisher refiller that allows fire extinguishers to be refilled with an aerosol mix. Just pour in the reagents and twist."
	icon = 'icons/obj/chemical.dmi'
	icon_state = "metal_canister"
	item_state = "metal_canister"
	hitsound = 'sound/weapons/smash.ogg'
	atom_flags = ATOM_FLAG_OPEN_CONTAINER
	obj_flags = OBJ_FLAG_CONDUCTABLE
	throwforce = 8
	w_class = WEIGHT_CLASS_NORMAL
	throw_speed = 2
	throw_range = 10
	force = 18
	matter = list(DEFAULT_WALL_MATERIAL = 90)
	attack_verb = list("slammed", "whacked", "bashed", "thunked", "battered", "bludgeoned", "thrashed")
	amount_per_transfer_from_this = 150
	possible_transfer_amounts = null
	volume = 150
	drop_sound = 'sound/items/drop/gascan.ogg'
	pickup_sound = 'sound/items/pickup/gascan.ogg'

/obj/item/reagent_containers/extinguisher_refill/attackby(obj/item/attacking_item, mob/user)
	if(attacking_item.isscrewdriver())
		if(is_open_container())
			atom_flags &= ~ATOM_FLAG_OPEN_CONTAINER
		else
			atom_flags |= ATOM_FLAG_OPEN_CONTAINER
		to_chat(user, SPAN_NOTICE("Using \the [attacking_item], you [is_open_container() ? "unsecure" : "secure"] the cartridge's lid!"))
		return TRUE

	if(istype(attacking_item, /obj/item/extinguisher))
		var/obj/item/extinguisher/E = attacking_item
		if(is_open_container())
			to_chat(user,SPAN_NOTICE("\The [src] needs to be secured first!"))
		else if(reagents.total_volume <= 0)
			to_chat(user,SPAN_NOTICE("\The [src] is empty!"))
		else if(E.reagents.total_volume < E.reagents.maximum_volume)
			reagents.trans_to(E, src.reagents.total_volume)
			user.visible_message(SPAN_NOTICE("[user] fills \the [E] with the [src]."),
									SPAN_NOTICE("You fill \the [E] with the [src]."))

			playsound(E.loc, 'sound/items/stimpack.ogg', 50, 1)
		else
			to_chat(user,SPAN_NOTICE("\The [E] is full!"))
		return TRUE

	. = ..()

/obj/item/reagent_containers/extinguisher_refill/attack_self(mob/user as mob) //Copied from inhalers.
	if(is_open_container())
		if(LAZYLEN(reagents.reagent_volumes))
			to_chat(user,SPAN_NOTICE("With a quick twist of the cartridge's lid, you secure the reagents inside \the [src]."))
			atom_flags &= ~ATOM_FLAG_OPEN_CONTAINER
		else
			to_chat(user,SPAN_NOTICE("You can't secure the cartridge without putting reagents in!"))
	else
		to_chat(user,SPAN_NOTICE("\The reagents inside [src] are already secured!"))
	return

/obj/item/reagent_containers/extinguisher_refill/get_examine_text(mob/user, distance, is_adjacent, infix, suffix)
	. = ..()
	if(!distance <= 2)
		return

	if(is_open_container())
		if(LAZYLEN(reagents?.reagent_volumes))
			. += SPAN_NOTICE("It contains [round(reagents.total_volume, accuracy)] units of non-aerosol mix.")
		else
			. += SPAN_NOTICE("It is empty.")
	else
		if(LAZYLEN(reagents?.reagent_volumes))
			. += SPAN_NOTICE("The reagents are secured in the aerosol mix.")
		else
			. += SPAN_NOTICE("The cartridge seems spent.")

/obj/item/reagent_containers/extinguisher_refill/filled
	name = "extinguisher refiller (monoammonium phosphate)"
	desc = "A one time use extinguisher refiller that allows fire extinguishers to be refilled with an aerosol mix. This one contains monoammonium phosphate."

/obj/item/reagent_containers/extinguisher_refill/filled/Initialize()
	. = ..()
	reagents.add_reagent(/singleton/reagent/toxin/fertilizer/monoammoniumphosphate, volume)
	atom_flags &= ~ATOM_FLAG_OPEN_CONTAINER

/obj/item/extinguisher
	name = "fire extinguisher"
	desc = "A traditional red fire extinguisher."
	icon = 'icons/obj/chemical.dmi'
	icon_state = "fire_extinguisher0"
	item_state = "fire_extinguisher"
	hitsound = 'sound/weapons/smash.ogg'
	obj_flags = OBJ_FLAG_CONDUCTABLE
	throwforce = 10
	w_class = WEIGHT_CLASS_HUGE
	throw_speed = 2
	throw_range = 10
	force = 15
	matter = list(DEFAULT_WALL_MATERIAL = 90)
	attack_verb = list("slammed", "whacked", "bashed", "thunked", "battered", "bludgeoned", "thrashed")
	drop_sound = 'sound/items/drop/gascan.ogg'
	pickup_sound = 'sound/items/pickup/gascan.ogg'

	var/spray_particles = 3
	var/spray_amount = 10	//units of liquid per particle
	var/spray_distance = 3
	var/max_water = 300
	var/last_use = 1.0
	var/safety = 1
	var/sprite_name = "fire_extinguisher"

/obj/item/extinguisher/mini
	name = "fire extinguisher"
	desc = "A light and compact fibreglass-framed model fire extinguisher."
	icon_state = "miniFE0"
	item_state = "miniFE"
	hitsound = null	//it is much lighter, after all.
	atom_flags = ATOM_FLAG_OPEN_CONTAINER
	throwforce = 2
	w_class = WEIGHT_CLASS_SMALL
	force = 2
	max_water = 60
	spray_amount = 10
	spray_particles = 1
	spray_distance = 1
	sprite_name = "miniFE"

/obj/item/extinguisher/New()
	create_reagents(max_water)
	reagents.add_reagent(/singleton/reagent/toxin/fertilizer/monoammoniumphosphate, max_water)
	..()

/obj/item/extinguisher/get_examine_text(mob/user, distance, is_adjacent, infix, suffix)
	. = ..()
	if(distance <= 0)
		. += SPAN_NOTICE("\The [src] contains [src.reagents.total_volume] units of reagents.")
		. += SPAN_NOTICE("The safety is [safety ? "on" : "off"].")
	return

/obj/item/extinguisher/attack(mob/living/target_mob, mob/living/user, target_zone)
	if(ismob(target_mob) && user.a_intent != I_HURT)
		return FALSE
	return ..()

/obj/item/extinguisher/attack_self(mob/user as mob)
	safety = !safety
	src.icon_state = "[sprite_name][!safety]"
	src.desc = "The safety is [safety ? "on" : "off"]."
	to_chat(user, "The safety is [safety ? "on" : "off"].")
	return

/obj/item/extinguisher/attackby(obj/item/attacking_item, mob/user)

	if(istype(attacking_item,/obj/item/reagent_containers/extinguisher_refill))
		var/obj/item/reagent_containers/extinguisher_refill/ER = attacking_item
		if(ER.is_open_container())
			to_chat(user,SPAN_NOTICE("\The [ER] needs to be secured first!"))
		else if(ER.reagents.total_volume <= 0)
			to_chat(user,SPAN_NOTICE("\The [ER] is empty!"))
		else if (src.reagents.total_volume < src.reagents.maximum_volume)
			ER.reagents.trans_to(src, ER.reagents.total_volume)
			user.visible_message(SPAN_NOTICE("[user] fills \the [src] with the [ER]."),
									SPAN_NOTICE("You fill \the [src] with the [ER]."))

			playsound(ER.loc, 'sound/items/stimpack.ogg', 50, 1)
		else
			to_chat(user,SPAN_NOTICE("\The [src] is full!"))
		return TRUE

	. = ..()

/obj/item/extinguisher/proc/propel_object(var/obj/O, mob/user, movementdirection)
	if(O.anchored) return

	var/obj/structure/bed/stool/chair/C
	if(!istype(O, /obj/structure/bed/stool/chair/office))
		return

	C = O

	var/list/move_speed = list(1, 1, 1, 2, 2, 3)
	for(var/i in 1 to 6)
		if(C) C.propelled = (6-i)
		O.Move(get_step(user,movementdirection), movementdirection)
		sleep(move_speed[i])

	//additional movement
	for(var/i in 1 to 3)
		O.Move(get_step(user,movementdirection), movementdirection)
		sleep(3)

/obj/item/extinguisher/afterattack(var/atom/target, var/mob/user, var/flag)
	if(!safety)
		if(reagents.total_volume < 1)
			to_chat(user, SPAN_WARNING("\The [src] is empty."))
			return

		if(world.time < last_use + 20)
			return

		last_use = world.time

		playsound(src.loc, 'sound/effects/extinguish.ogg', 75, 1, -3)

		var/direction = get_dir(src,target)

		if(user.buckled_to && isobj(user.buckled_to))
			spawn(0)
				propel_object(user.buckled_to, user, turn(direction,180))

		var/turf/T = get_turf(target)
		var/turf/T1 = get_step(T,turn(direction, 90))
		var/turf/T2 = get_step(T,turn(direction, -90))

		var/list/the_targets = list(T,T1,T2)

		for(var/a = 1 to spray_particles)
			spawn(0)
				if(!src || !reagents.total_volume)
					return

				var/turf/my_target
				if(a <= the_targets.len)
					my_target = the_targets[a]
				else
					my_target = pick(the_targets)

				var/obj/effect/effect/water/W = new(get_turf(src))
				W.create_reagents(spray_amount)
				reagents.trans_to_obj(W, spray_amount)
				W.set_color()
				W.set_up(my_target,spray_distance,3)

		if((istype(usr.loc, /turf/space)) || (usr.lastarea.has_gravity() == 0))
			user.inertia_dir = get_dir(target, user)
			step(user, user.inertia_dir)
	else
		return ..()
	return