local material = {
	"cloud", -- Only used for the formspec display.
	"wood", "junglewood", "pinewood",
	"tree", "jungletree", "pinetree",
	"cobble", "mossycobble", "desert_cobble",
	"stone", "sandstone", "desert_stone", "obsidian",
	"stonebrick", "sandstonebrick", "desert_stonebrick", "obsidianbrick",
	"coalblock", "copperblock", "bronzeblock",
	"goldblock", "steelblock", "diamondblock",
	"clay", "ice", "meselamp",
	"glass", "obsidian_glass"
}

local def = { -- Node name, yield, nodebox shape.
	{ "nanoslab", "16",
		{-0.5, -0.5, -0.5, 0, -0.4375, 0} },
	{ "micropanel", "16",
		{-0.5, -0.5, -0.5, 0.5, -0.4375, 0} },
	{ "microslab", "8",
		{-0.5, -0.5, -0.5, 0.5, -0.4375, 0.5} },
	{ "panel", "4",
		{-0.5, -0.5, -0.5, 0.5, 0, 0} },
	{ "slab", "2",
		{-0.5, -0.5, -0.5, 0.5, 0, 0.5} },
	{ "outerstair", "1", {
		{-0.5, -0.5, -0.5, 0.5, 0, 0.5},
		{-0.5, 0, 0, 0, 0.5, 0.5} } },
	{ "stair", "1", {
		{-0.5, -0.5, -0.5, 0.5, 0, 0.5},
		{-0.5, 0, 0, 0.5, 0.5, 0.5} } },
	{ "innerstair", "1", {
		{-0.5, -0.5, -0.5, 0.5, 0, 0.5},
		{-0.5, 0, 0, 0.5, 0.5, 0.5},
		{-0.5, 0, -0.5, 0, 0.5, 0} } }
}

local function xconstruct(pos)
	local meta = minetest.get_meta(pos)
	local nodebtn = {}

	for i=1, #def do
		nodebtn[#nodebtn+1] = "item_image_button["..(i-1)..
			",0.5;1,1;xdecor:"..def[i][1].."_cloud;"..def[i][1]..";]"
	end
	nodebtn = table.concat(nodebtn)

	meta:set_string("formspec", "size[8,7;]"..xdecor.fancy_gui..
		"label[0,0;Cut your material into...]"..
		nodebtn..
		"label[0,1.5;Input]"..
		"list[current_name;input;0,2;1,1;]"..
		"image[1,2;1,1;xdecor_saw.png]"..
		"label[2,1.5;Output]"..
		"list[current_name;output;2,2;1,1;]"..
		"label[4.5,1.5;Damaged tool]"..
		"list[current_name;src;5,2;1,1;]"..
		"image[6,2;1,1;xdecor_anvil.png]"..
		"label[6.8,1.5;Hammer]]"..
		"list[current_name;fuel;7,2;1,1;]"..
		"list[current_player;main;0,3.25;8,4;]")
	meta:set_string("infotext", "Work Table")

	local inv = meta:get_inventory()
	inv:set_size("output", 1)
	inv:set_size("input", 1)
	inv:set_size("src", 1)
	inv:set_size("fuel", 1)
end

local function xfields(pos, formname, fields, sender)
	local meta = minetest.get_meta(pos)
	local inv = meta:get_inventory()
	local inputstack = inv:get_stack("input", 1)
	local outputstack = inv:get_stack("output", 1)
	local shape, get = {}, {}
	local anz = 0

	for m=1, #material do
	for n=1, #def do
		local v = material[m]
		local w = def[n]

		if (inputstack:get_name() == "default:"..v) and
			(outputstack:get_count() < 99) and fields[w[1]] then
			shape = "xdecor:"..w[1].."_"..v
			anz = w[2]
			get = shape.." "..anz

			inv:add_item("output", get)
			inputstack:take_item()
			inv:set_stack("input", 1, inputstack)
		end
	end
	end
end

local function xdig(pos, player)
	local meta = minetest.get_meta(pos)
	local inv = meta:get_inventory()

	if not inv:is_empty("input") or not inv:is_empty("output") or not
		inv:is_empty("fuel") or not inv:is_empty("src") then
		return false
	end
	return true
end

local function xput(pos, listname, index, stack, player)
	local meta = minetest.get_meta(pos)
	local inv = meta:get_inventory()

	if listname == "output" then
		return 0
	end
	if listname == "fuel" then
		if stack:get_name() == "xdecor:hammer" then
			return stack:get_count()
		else
			return 0
		end
	end
	return stack:get_count()
end

xdecor.register("worktable", {
	description = "Work Table",
	groups = {snappy=3},
	sounds = xdecor.wood,
	tiles = {
		"xdecor_worktable_top.png", "xdecor_worktable_top.png",
		"xdecor_worktable_sides.png", "xdecor_worktable_sides.png",
		"xdecor_worktable_front.png", "xdecor_worktable_front.png"
	},
	on_construct = xconstruct,
	on_receive_fields = xfields,
	can_dig = xdig,
	allow_metadata_inventory_put = xput
})

local function light(mat)
	if (mat == "meselamp") then
		return 12
	else
		return 0
	end
end

local function sound(mat)
	if string.find(mat, "glass") or string.find(mat, "lamp") or
		string.find(mat, "ice") then
		return default.node_sound_glass_defaults()
	elseif string.find(mat, "wood") or string.find(mat, "tree") then
		return default.node_sound_wood_defaults()
	else
		return default.node_sound_stone_defaults()
	end
end

local function name(mat)
	if string.find(mat, "block") then
		local newname = string.gsub(mat, "(block)", "_%1")
		return "default_"..newname..".png"
	elseif string.find(mat, "brick") then
		local newname = string.gsub(mat, "(brick)", "_%1")
		return "default_"..newname..".png"
	elseif string.find(mat, "tree") then
		local newname = string.gsub(mat, "(tree)", "%1_top")
		return "default_"..newname..".png"
	else
		return "default_"..mat..".png"
	end
end

for m=1, #material do
	local v = material[m]
	local light = light(v)
	local sound = sound(v)
	local tile = name(v)

	for n=1, #def do
		local w = def[n]
		xdecor.register(w[1].."_"..v, {
			description = string.sub(string.upper(w[1]), 0, 1)..
				string.sub(w[1], 2),
			light_source = light,
			sounds = sound,
			tiles = {tile},
			groups = {snappy=2, cracky=2, not_in_creative_inventory=1},
			node_box = {
				type = "fixed",
				fixed = w[3]
			},
			on_place = minetest.rotate_node
		})
	end
end

minetest.register_abm({ -- Repair Tool's code by Krock, modified by kilbith.
	nodenames = {"xdecor:worktable"},
	interval = 5, chance = 1,
	action = function(pos, node, active_object_count, active_object_count_wider)
		local meta = minetest.get_meta(pos)
		local inv = meta:get_inventory()
		local src = inv:get_stack("src", 1)
		local wear = src:get_wear()
		local repair = -1400

		if (src:is_empty() or wear == 0 or wear == 65535) then
			return
		end

		local fuel = inv:get_stack("fuel", 1)
		if (fuel:is_empty() or fuel:get_name() ~= "xdecor:hammer") then
			return
		end

		if (wear + repair < 0) then
			src:add_wear(repair + wear)
		else
			src:add_wear(repair)
		end

		inv:set_stack("src", 1, src)
		inv:remove_item("fuel", "xdecor:hammer 1")
	end
})