local inv = require("inventory_utils")
local player = require("player")

-- Config start
local keybind = 88 -- (X key) -- https://www.glfw.org/docs/latest/group__keys.html https://www.glfw.org/docs/3.3/group__buttons.html
local delay_back_min = 3
local delay_back_max = 5
-- Config end

local last_slot = nil

local function get_healing_wand()
	local item = inv.findItemInHotbar("WAND_OF_ATONEMENT")
	if not item then
		item = inv.findItemInHotbar("WAND_OF_RESTORATION")
	end
	if not item then
		item = inv.findItemInHotbar("WAND_OF_MENDING")
	end
	if not item then
		item = inv.findItemInHotbar("WAND_OF_HEALING")
	end
	return item
end

local pressed = false
local tick = 0

registerKeyEvent(function(key, action)
	if action == "Press" and key == keybind then
		local item = get_healing_wand()
		if item then
			last_slot = player.input.getSelectedSlot()
			player.input.setSelectedSlot(item)
			player.input.useItem()
			pressed = true
			tick = math.random(delay_back_min, delay_back_max)
		end
	end
end)


registerClientTick(function()
    if pressed then
		if tick <= 0 then
			player.input.setSelectedSlot(last_slot)
			pressed = false
		else
			tick = tick - 1
		end
	end
end)