/obj/item/extinguisher
	name = "fire extinguisher"
	desc = "A traditional red fire extinguisher."
	icon_state = "fire_extinguisher0"
	base_icon_state = "fire_extinguisher"
	inhand_icon_state = "fire_extinguisher"
	hitsound = 'sound/weapons/smash.ogg'
	flags = CONDUCT
	throwforce = 10
	force = 10
	container_type = AMOUNT_VISIBLE
	materials = list(MAT_METAL = 200)
	attack_verb = list("slammed", "whacked", "bashed", "thunked", "battered", "bludgeoned", "thrashed")
	dog_fashion = /datum/dog_fashion/back
	resistance_flags = FIRE_PROOF
	new_attack_chain = TRUE
	/// Used to determine the chemical that spawns in the extinguisher
	var/reagent_id = "water"
	/// Used to determine the maximum capacity of extinguishers
	var/reagent_capacity = 50
	/// If `TRUE`, using in hand will toggle the extinguisher's safety. This must be set to `FALSE` for extinguishers with different firing modes (i.e. backpacks).
	var/has_safety = TRUE
	/// If `TRUE`, the extinguisher will not fire.
	var/safety_active = TRUE
	/// When `FALSE`, turfs picked from a spray are random. When `TRUE`, it always has at least one water effect per row.
	var/precision = FALSE
	/// If FALSE, extinguishers wont appear prefilled by default
	var/prefilled = TRUE
	COOLDOWN_DECLARE(last_use)

/obj/item/extinguisher/empty
	prefilled = FALSE

/obj/item/extinguisher/atmospherics
	name = "atmospheric fire extinguisher"
	desc = "An extinguisher coated in yellow paint that is pre-filled with firefighting foam."
	icon_state = "atmoFE0"
	base_icon_state = "atmoFE"
	inhand_icon_state = "atmoFE"
	materials = list(MAT_TITANIUM = 200)
	dog_fashion = null
	reagent_id = "firefighting_foam"
	reagent_capacity = 65

/obj/item/extinguisher/atmospherics/empty
	prefilled = FALSE

/obj/item/extinguisher/mini
	name = "pocket fire extinguisher"
	desc = "A light and compact fibreglass-framed model fire extinguisher."
	icon_state = "miniFE0"
	base_icon_state = "miniFE"
	inhand_icon_state = "miniFE"
	hitsound = null	// It is much lighter, after all.
	flags = null // Non-conductive, not made of metal.
	throwforce = 2
	w_class = WEIGHT_CLASS_SMALL
	force = 3
	materials = list()
	reagent_capacity = 30
	dog_fashion = null

/obj/item/extinguisher/mini/empty
	prefilled = FALSE

/obj/item/extinguisher/mini/cyborg
	name = "integrated fire extinguisher"
	desc = "A miniature fire extinguisher designed to store firefighting foam."
	icon_state = "cyborgFE0"
	base_icon_state = "cyborgFE"
	reagent_id = "firefighting_foam"

/obj/item/extinguisher/examine(mob/user)
	. = ..()
	if(has_safety)
		. += "<span class='notice'>The safety is [safety_active ? "on" : "off"].</span>"

/obj/item/extinguisher/Initialize(mapload)
	. = ..()
	if(!prefilled)
		create_reagents(reagent_capacity)
		reagents.add_reagent(reagent_id, 0)
	if(!reagents)
		create_reagents(reagent_capacity)
		reagents.add_reagent(reagent_id, reagent_capacity)
	ADD_TRAIT(src, TRAIT_CAN_POINT_WITH, ROUNDSTART_TRAIT)

/obj/item/extinguisher/activate_self(mob/user)
	if(..())
		return

	// Backpack extinguishers have no safety mechanism.
	if(!has_safety)
		return

	safety_active = !safety_active
	icon_state = "[base_icon_state][!safety_active]"
	to_chat(user, "<span class='notice'>You [safety_active ? "enable" : "disable"] [src]'s safety.</span>")
	return ITEM_INTERACT_COMPLETE

/obj/item/extinguisher/interact_with_atom(atom/target, mob/living/user, list/modifiers)
	. = ..()
	if(isstorage(target) || istype(target, /atom/movable/screen))
		return

	if(attempt_refill(target, user))
		return ITEM_INTERACT_COMPLETE

	if(extinguisher_spray(target, user))
		return ITEM_INTERACT_COMPLETE

/obj/item/extinguisher/ranged_interact_with_atom(atom/target, mob/living/user, list/modifiers)
	if(extinguisher_spray(target, user))
		return ITEM_INTERACT_COMPLETE

/obj/item/extinguisher/proc/attempt_refill(atom/target, mob/user)
	if(!istype(target, /obj/structure/reagent_dispensers/watertank) || !target.Adjacent(user))
		return FALSE

	if(reagents.total_volume == reagents.maximum_volume)
		to_chat(user, "<span class='notice'>[src] is already full.</span>")
		return TRUE

	var/obj/structure/reagent_dispensers/watertank/W = target
	var/transferred = W.reagents.trans_to(src, reagent_capacity)
	if(!transferred)
		to_chat(user, "<span class='notice'>\The [W] is empty!</span>")
		return TRUE

	to_chat(user, "<span class='notice'>[src] has been refilled with [transferred] units.</span>")
	playsound(loc, 'sound/effects/refill.ogg', 50, TRUE, -6)
	return TRUE

/obj/item/extinguisher/proc/extinguisher_spray(atom/A, mob/living/user)
	. = TRUE

	// Violence, please!
	if(safety_active)
		return FALSE

	if(!COOLDOWN_FINISHED(src, last_use))
		return

	if(reagents.total_volume < 1)
		to_chat(user, "<span class='danger'>[src] is empty.</span>")
		return

	if(A.loc == user)
		return

	COOLDOWN_START(src, last_use, 2 SECONDS)
	if(reagents.chem_temp > 300 || reagents.chem_temp < 280)
		add_attack_logs(user, A, "Sprayed with superheated or cooled fire extinguisher at Temperature [reagents.chem_temp]K")
	playsound(loc, 'sound/effects/extinguish.ogg', 75, TRUE, -3)

	var/direction = get_dir(src, A)

	if(isobj(user.buckled) && !user.buckled.anchored && !istype(user.buckled, /obj/vehicle))
		INVOKE_ASYNC(src, PROC_REF(buckled_speed_move), user.buckled, direction)
	else
		user.newtonian_move(turn(direction, 180))
	if(user.mind && HAS_TRAIT(user.mind, TRAIT_FIRE_FIGHTER))
		precision = TRUE
	var/turf/T = get_turf(A)
	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)
	if(precision)
		var/turf/T3 = get_step(T1, turn(direction, 90))
		var/turf/T4 = get_step(T2, turn(direction, -90))
		the_targets = list(T, T1, T2, T3, T4)

	for(var/a in 1 to 5)
		var/obj/effect/particle_effect/water/water = new /obj/effect/particle_effect/water(get_turf(src))
		water.create_reagents(5)
		reagents.trans_to(water, 1)
		var/turf/new_target = pick(the_targets)
		if(precision)
			the_targets -= new_target
		INVOKE_ASYNC(water, TYPE_PROC_REF(/obj/effect/particle_effect/water, extinguish_move), new_target)

/obj/item/extinguisher/cyborg_recharge(coeff, emagged)
	reagents.check_and_add(reagent_id, reagent_capacity, 5 * coeff)

/obj/item/extinguisher/proc/buckled_speed_move(obj/structure/chair/buckled_to, direction) // Buckled_to may not be a chair here, but we're assuming so because it makes it easier to typecheck
	var/movementdirection = turn(direction, 180)
	if(istype(buckled_to))
		buckled_to.propelled = 4
	step(buckled_to, movementdirection)
	sleep(1)
	step(buckled_to, movementdirection)
	if(istype(buckled_to))
		buckled_to.propelled = 3
	sleep(1)
	step(buckled_to, movementdirection)
	sleep(1)
	step(buckled_to, movementdirection)
	if(istype(buckled_to))
		buckled_to.propelled = 2
	sleep(2)
	step(buckled_to, movementdirection)
	if(istype(buckled_to))
		buckled_to.propelled = 1
	sleep(2)
	step(buckled_to, movementdirection)
	if(istype(buckled_to))
		buckled_to.propelled = 0
	sleep(3)
	step(buckled_to, movementdirection)
	sleep(3)
	step(buckled_to, movementdirection)
	sleep(3)
	step(buckled_to, movementdirection)