local weapon_hidden = 0
local time_disabled = 0
local animation_start = false
local item_in_use = {}
local item_not_in_use = true
function Update_Animations(actor)
	if item_not_in_use then
		return
	end
	
	local in_use = 0
	for tg_m, t in pairs(item_in_use) do
		in_use = in_use + 1
		local remov = true
		local tg = time_global() - tonumber(tg_m)
		
		-- time frame of an action has been reached -> excute then clear action
		for milli, action in pairs(t) do
			remov = false
			if (tg > milli) then
				assert(loadstring(action))()
				item_in_use[tg_m][milli] = nil
				--actor:give_game_news(tostring(tg), action, "ui_iconsTotal_grouping", 0, 5000, 0)
			end
		end
		
		-- no action is left? -> clear the fx from the table
		if remov then
			in_use = in_use - 1
			item_in_use[tg_m] = nil
		end
	end
	item_not_in_use = (in_use == 0)
end

function menu_play(itm) -- return "Play" name
	local p = itm:parent()
	if not (p and p:id() == 0) then return end
	
	return game.translate_string("st_use")
end

function use_weapon(f)
	local hidden = weapon_hidden
	weapon_hidden = weapon_hidden + f * 2 - 1
	if weapon_hidden == 0 then
		db.actor:restore_weapon()
	elseif hidden == 0 then
		db.actor:hide_weapon()
	end
end

function play_continuous_effect(period)

	--if (not opt.enable_animations) then return end

	local tot = 0
	local one_p = 5600 --3801
	local num = math.ceil(period/one_p)
		
	if (time_global() > time_disabled) then
		local tg = tostring(time_global())
		item_not_in_use = false
		item_in_use[tg] = {}
		item_in_use[tg][0] = "moon_cotz_instruments.use_weapon(0)"
		item_in_use[tg][1] = "xr_effects.disable_ui_inventory(db.actor, nil)"
		item_in_use[tg][2] = "xr_effects.disable_ui_lite_with_imput(db.actor, nil)"
		item_in_use[tg][550] = "level.add_cam_effector('camera_effects\\\\instrument_play.anm', 8053, false,'')"
		tot = 550
		for i=1,num-1 do
			tot = tot + one_p
			item_in_use[tg][tot] = "level.add_cam_effector('camera_effects\\\\instrument_play.anm', 8053, false,'')"
		end
		tot = tot + one_p
		item_in_use[tg][tot] = "xr_effects.enable_ui_lite_with_imput(db.actor, nil)"
		--item_in_use[tg][tot + 1399] = "xr_effects.enable_imput(db.actor, nil)"
		item_in_use[tg][tot + 1999] = "moon_cotz_instruments.use_weapon(1)"
	end
end

function use_guitar(obj)
	local n = math.random(28)
	
	local snd = sound_object("music\\guitar_" .. tostring(n))
	if (not snd) then return end
	local period = snd:length()

	-- _G.mus_vol = get_console():get_float("snd_volume_music")
	
	snd:play_no_feedback(db.actor, 0, 0, db.actor:position(), 1.0, 1.0)

	-- get_console():execute("snd_volume_music 0")

	play_continuous_effect(period)

	-- get_console():execute("snd_volume_music "..tostring(_G.mus_vol))
end

function use_harmonica(obj)
	local n = math.random(5)
	
	local snd = sound_object("music\\harmonica_" .. tostring(n))
	if (not snd) then return end
	local period = snd:length()

	_G.mus_vol = get_console():get_float("snd_volume_music")
	
	snd:play_no_feedback(db.actor, 0, 0, db.actor:position(), 1.0, 1.0)

	get_console():execute("snd_volume_music 0")

	play_continuous_effect(period)

	get_console():execute("snd_volume_music "..tostring(_G.mus_vol))
end

local function actor_on_update()
	if (not db.actor) then
		return
	end
	
	local tg = time_global()
	cam_dist = db.actor:bone_position("bip01_head"):distance_to_sqr(device().cam_pos)

	Update_Animations(actor)
end

function on_game_start()
	RegisterScriptCallback("actor_on_update",actor_on_update)
end