local S = hell.get_translator

local hell_sound = default.node_sound_stone_defaults({
	dig = {name="hell_dig", gain=0.7},
	dug = {name="hell_dug", gain=1},
	footstep = {name="hell_footstep", gain=0.4}
})

local add_fence = minetest.register_fence
local function add_more_nodes(name)
	local nd = "hell:"..name
	if not string.find(name, "hell") then
		name = "hell_"..name
	end
	local data = minetest.registered_nodes[nd]
	if stairsplus then
		stairsplus:register_all(
			"hell",
			name,
			nd,
			data
		)
		minetest.register_alias("stairs:stair_"..name, "hell"..":stair_"..name)
		minetest.register_alias("stairs:slab_"..name, "hell"..":slab_"..name)
		minetest.register_alias("nether"..":stair_"..name, "hell"..":stair_"..name)
		minetest.register_alias("nether"..":slab_"..name, "hell"..":slab_"..name)
	else
		stairs.register_stair_and_slab(
			name, nd,
			data.groups,
			data.tiles,
			data.description.." Stair",
			data.description.." Slab",
			data.sounds
		)
	end
	if add_fence then
		add_fence({fence_of = nd})
	end
end

local function add_aliases(old, new)
	minetest.register_alias("nether:"..old, "hell:"..new)
	minetest.register_alias("nether:stair_"..old, "hell:stair_"..new)
	minetest.register_alias("nether:slab_"..old, "hell:slab_"..new)
	minetest.register_alias("stairs:stair_"..old, "hell:stair_"..new)
	minetest.register_alias("stairs:slab_"..old, "hell:slab_"..new)
end

--[[
local function add_fence(name)
	local def = minetest.registered_nodes[name]
	local fencedef = {}
	for _,i in pairs({"walkable", "sunlike_propagates"}) do
		if def[i] ~= nil then
			fencedef[i] = def[i]
		end
	end
end
--]]

local creative_installed = minetest.global_exists("creative")

local function digging_allowed(player, v)
	if not player then
		return false
	end
	if creative_installed and creative.is_enabled_for(player:get_player_name()) then
		return true
	end
	local tool = player:get_wielded_item():get_name()
	tool = minetest.registered_tools[tool] or tool == "" and minetest.registered_items[tool]
	if not tool
	or not tool.tool_capabilities then
		return false
	end
	local groups = tool.tool_capabilities.groupcaps
	if not groups then
		return false
	end
	if groups.hell
	and groups.hell.times[v] then
		return true
	end
	return false
end

-- Hellrack
minetest.register_node("hell:hellrack", {
	description = "Hellrack",
	tiles = {"hell_hellrack.png"},
	groups = {hell=2},
	sounds = hell_sound,
	can_dig = function(_, player)
		return digging_allowed(player, 2)
	end,
})
add_more_nodes("hellrack")
add_aliases("netherrack", "hellrack")

minetest.register_node("hell:hellrack_tiled", {
	description = S("Tiled Hellrack"),
	tiles = {"hell_hellrack_tiled.png"},
	groups = {hell=2},
	sounds = hell_sound,
	can_dig = function(_, player)
		return digging_allowed(player, 2)
	end,
})
add_more_nodes("hellrack_tiled")
add_aliases("netherrack_tiled", "hellrack_tiled")

minetest.register_node("hell:hellrack_soil", {
	description = S("Dirty Hellrack"),
	tiles = {"hell_hellrack.png^hell_hellrack_soil.png"},
	groups = {hell=2},
	sounds = hell_sound,
	can_dig = function(_, player)
		return digging_allowed(player, 2)
	end,
})
add_aliases("netherrack_soil", "hellrack_soil")

minetest.register_node("hell:hellrack_black", {
	description = S("Black Hellrack"),
	tiles = {"hell_hellrack_black.png"},
	groups = {hell=2},
	sounds = hell_sound,
	can_dig = function(_, player)
		return digging_allowed(player, 2)
	end,
})
add_more_nodes("hellrack_black")
add_aliases("netherrack_black", "hellrack_black")

minetest.register_node("hell:hellrack_blue", {
	description = S("Blue Hellrack"),
	tiles = {"hell_hellrack_blue.png"},
	groups = {hell=1},
	sounds = hell_sound,
	can_dig = function(_, player)
		return digging_allowed(player, 1)
	end,
})
add_more_nodes("hellrack_blue")
add_aliases("netherrack_blue", "hellrack_blue")

-- Hellbrick
minetest.register_node("hell:hellrack_brick", {
	description = S("Hellrack Brick"),
	tiles = {"hell_hellrack_brick.png"},
	groups = {hell=3},
	sounds = hell_sound,
	can_dig = function(_, player)
		return digging_allowed(player, 3)
	end,
})
add_more_nodes("hellrack_brick")
add_aliases("netherrack_brick", "hellrack_brick")

minetest.register_node("hell:hellrack_brick_blue", {
	description = S("Blue Hellrack Brick"),
	tiles = {"hell_hellrack_brick_blue.png"},
	groups = {hell=3},
	sounds = hell_sound,
	can_dig = function(_, player)
		return digging_allowed(player, 3)
	end,
})
add_more_nodes("hellrack_brick_blue")
add_aliases("netherrack_brick_blue", "hellrack_brick_blue")

minetest.register_node("hell:hellrack_brick_black", {
	description = S("Black Hellrack Brick"),
	tiles = {"hell_hellrack_brick_black.png"},
	groups = {hell=3},
	sounds = hell_sound,
	can_dig = function(_, player)
		return digging_allowed(player, 3)
	end,
})
add_more_nodes("hellrack_brick_black")
add_aliases("netherrack_brick_black", "hellrack_brick_black")

minetest.register_node("hell:white", {
	description = S("Siwtonic block"),
	tiles = {"hell_white.png"},
	groups = {hell=1},
	sounds = hell_sound,
	can_dig = function(_, player)
		return digging_allowed(player, 1)
	end,
})
add_more_nodes("white")
minetest.register_alias("nether:white", "hell:white")

-- Hell blood
minetest.register_node("hell:sapling", {
	description = S("Hell Blood Child"),
	drawtype = "plantlike",
	tiles = {"hell_sapling.png"},
	inventory_image = "hell_sapling.png",
	wield_image = "hell_sapling.png",
	paramtype = "light",
	walkable = false,
	selection_box = {
		type = "fixed",
		fixed = {-0.3, -0.5, -0.3, 0.3, 0.35, 0.3}
	},
	groups = {snappy=2, oddly_breakable_by_hand=2, attached_node=1},
	sounds = default.node_sound_leaves_defaults(),
})
minetest.register_alias("nether:sapling", "hell:sapling")

minetest.register_node("hell:blood", {
	description = S("Hell Blood"),
	tiles = {"hell_blood.png"},
	groups = {snappy=2, choppy=2, oddly_breakable_by_hand=1},
	sounds = default.node_sound_wood_defaults(),
})
add_more_nodes("blood")
minetest.register_alias("nether:blood", "hell:blood")

minetest.register_node("hell:blood_cooked", {
	description = S("Cooked Hell Blood"),
	tiles = {"hell_blood_cooked.png"},
	groups = {hell=3},
	sounds = hell_sound,
	furnace_burntime = 10,
	can_dig = function(_, player)
		return digging_allowed(player, 3)
	end,
})
add_more_nodes("blood_cooked")
minetest.register_alias("nether:blood_cooked", "hell:blood_cooked")

minetest.register_node("hell:blood_empty", {
	description = S("Hell Blood Extracted"),
	tiles = {"hell_blood_empty.png"},
	groups = {snappy=2, choppy=2, oddly_breakable_by_hand=1},
	sounds = default.node_sound_wood_defaults(),
})
add_more_nodes("blood_empty")
minetest.register_alias("nether:blood_empty", "hell:blood_empty")

minetest.register_node("hell:blood_top", {
	description = S("Hell Blood Head"),
	tiles = {"hell_blood_top.png", "hell_blood.png", "hell_blood.png^hell_blood_side.png"},
	groups = {snappy=2, choppy=2, oddly_breakable_by_hand=1},
	sounds = default.node_sound_wood_defaults(),
})
add_more_nodes("blood_top")
minetest.register_alias("nether:blood_top", "hell:blood_top")

minetest.register_node("hell:blood_top_cooked", {
	description = S("Cooked Hell Blood Head"),
	tiles = {"hell_blood_top_cooked.png", "hell_blood_cooked.png", "hell_blood_cooked.png^hell_blood_side_cooked.png"},
	groups = {hell=3},
	sounds = hell_sound,
	furnace_burntime = 10,
	can_dig = function(_, player)
		return digging_allowed(player, 3)
	end,
})
add_more_nodes("blood_top_cooked")
minetest.register_alias("nether:blood_top_cooked", "hell:blood_top_cooked")

minetest.register_node("hell:blood_top_empty", {
	description = S("Hell Blood Head Extracted"),
	tiles = {"hell_blood_top_empty.png", "hell_blood_empty.png", "hell_blood_empty.png^hell_blood_side_empty.png"},
	groups = {snappy=2, choppy=2, oddly_breakable_by_hand=1},
	sounds = default.node_sound_wood_defaults(),
})
add_more_nodes("blood_top_empty")
minetest.register_alias("nether:blood_top_empty", "hell:blood_top_empty")

minetest.register_node("hell:blood_stem", {
	description = S("Hell Blood Stem"),
	tiles = {"hell_blood_stem_top.png", "hell_blood_stem_top.png", "hell_blood_stem.png"},
	groups = {snappy=2, choppy=2, oddly_breakable_by_hand=1},
	sounds = default.node_sound_wood_defaults(),
})
add_more_nodes("blood_stem")
minetest.register_alias("nether:blood_stem", "hell:blood_stem")

minetest.register_node("hell:blood_stem_cooked", {
	description = S("Cooked Hell Blood Stem"),
	tiles = {"hell_blood_stem_top_cooked.png", "hell_blood_stem_top_cooked.png", "hell_blood_stem_cooked.png"},
	groups = {hell=3},
	sounds = hell_sound,
	furnace_burntime = 30,
	can_dig = function(_, player)
		return digging_allowed(player, 3)
	end,
})
add_more_nodes("blood_stem_cooked")
minetest.register_alias("nether:blood_stem_cooked", "hell:blood_stem_cooked")

minetest.register_node("hell:blood_stem_empty", {
	description = S("Hell Blood Stem Extracted"),
	tiles = {"hell_blood_stem_top_empty.png", "hell_blood_stem_top_empty.png", "hell_blood_stem_empty.png"},
	groups = {tree=1, choppy=2, oddly_breakable_by_hand=1},
	sounds = default.node_sound_wood_defaults(),
})
add_more_nodes("blood_stem_empty")
minetest.register_alias("nether:blood_stem_empty", "hell:blood_stem_empty")

minetest.register_node("hell:wood", {
	description = S("Hell Blood Wood"),
	tiles = {"hell_wood.png"},
	groups = {choppy=2, oddly_breakable_by_hand=2},
	sounds = default.node_sound_wood_defaults(),
})
add_more_nodes("wood")
minetest.register_alias("nether:wood", "hell:wood")

minetest.register_node("hell:wood_cooked", {
	description = S("Cooked Hell Blood Wood"),
	tiles = {"hell_wood_cooked.png"},
	groups = {hell=3},
	sounds = hell_sound,
	furnace_burntime = 8,
	can_dig = function(_, player)
		return digging_allowed(player, 3)
	end,
})
add_more_nodes("wood_cooked")
minetest.register_alias("nether:wood_cooked", "hell:wood_cooked")

minetest.register_node("hell:wood_empty", {
	description = S("Hell Wood"),
	tiles = {"hell_wood_empty.png"},
	groups = {choppy=2, oddly_breakable_by_hand=2, wood=1},
	sounds = default.node_sound_wood_defaults(),
})
add_more_nodes("wood_empty")
minetest.register_alias("nether:wood_empty", "hell:wood_empty")

minetest.register_node("hell:extractor", {
	description = S("Hell Blood Extractor"),
	tiles = {"hell_blood_extractor.png"},
	groups = {hell=3},
	sounds = hell_sound,
	can_dig = function(_, player)
		return digging_allowed(player, 3)
	end,
})
minetest.register_alias("nether:extractor", "hell:extractor")

-- Hell fruit
minetest.register_node("hell:fruit_leaves", {
	description = S("Hell Fruit Leaves"),
	tiles = {"hell_fruit_leaves.png"},
	groups = {fleshy=3, dig_immediate=2},
	sounds = default.node_sound_defaults(),
	furnace_burntime = 18,
})
add_more_nodes("fruit_leaves")
minetest.register_alias("nether:fruit_leaves", "hell:fruit_leaves")

local function room_for_items(inv)
	local free_slots = 0
	for _,i in ipairs(inv:get_list("main")) do
		if i:get_count() == 0 then
			free_slots = free_slots+1
		end
	end
	if free_slots < 2 then
		return false
	end
	return true
end

local drop_mushroom = minetest.registered_nodes["riesenpilz:nether_shroom"].on_drop
minetest.override_item("riesenpilz:nether_shroom", {
	on_drop = function(itemstack, dropper, pos)
		if dropper:get_player_control().aux1 then
			return drop_mushroom(itemstack, dropper, pos)
		end
		local inv = dropper:get_inventory()
		if not inv then
			return
		end
		if not room_for_items(inv) then
			return
		end
		minetest.sound_play("hell_remove_leaf", {pos = pos,  gain = 0.25})
		itemstack:take_item()
		inv:add_item("main", "hell:shroom_head")
		inv:add_item("main", "hell:shroom_stem")
		return itemstack
	end,
})

minetest.register_node("hell:apple", {
	description = S("Hell Fruit"),
	drawtype = "nodebox",
	tiles = {"hell_fruit_top.png", "hell_fruit_bottom.png", "hell_fruit.png", "hell_fruit.png^[transformFX", "hell_fruit.png^[transformFX", "hell_fruit.png"},
	node_box = {
		type = "fixed",
		fixed = {
			{-1/6, -1/4, -1/6, 1/6, -1/6, 1/6},

			{-1/6, -1/6, -1/4, 1/6, 1/6, 1/4},
			{-1/4, -1/6, -1/6, 1/4, 1/6, 1/6},

			{-1/4, 1/6, -1/12, 1/4, 1/4, 1/12},
			{-1/12, 1/6, -1/4, 1/12, 1/4, 1/4},

			{-1/6, 1/6, -1/6, 1/6, 1/3, 1/6},

			{-1/12, 1/3, -1/12, 0, 5/12, 0},

			{-1/12, 5/12, -1/6, 0, 0.5, 1/12},
			{-1/6, 5/12, -1/12, 1/12, 0.5, 0},
		}
	},
	paramtype = "light",
	groups = {fleshy=3, dig_immediate=3},
	sounds = default.node_sound_defaults(),
	furnace_burntime = 6,
})
minetest.register_alias("nether:apple", "hell:apple")

local drop_fruit = minetest.registered_nodes["hell:apple"].on_drop
minetest.override_item("hell:apple", {
	on_drop = function(itemstack, dropper, pos)
		if dropper:get_player_control().aux1 then
			return drop_fruit(itemstack, dropper, pos)
		end
		local inv = dropper:get_inventory()
		if not inv then
			return
		end
		if not room_for_items(inv) then
			return
		end
		minetest.sound_play("hell_remove_leaf", {pos = pos,  gain = 0.25})
		itemstack:take_item()
		inv:add_item("main", "hell:fruit_leaf")
		inv:add_item("main", "hell:fruit_no_leaf")
		return itemstack
	end,
})

-- Hell vine
minetest.register_node("hell:vine", {
	description = S("Hell vine"),
	walkable = false,
	drop = "hell:sapling",
	sunlight_propagates = true,
	paramtype = "light",
	tiles = { "hell_vine.png" },
	drawtype = "plantlike",
	inventory_image = "hell_vine.png",
	groups = { snappy = 3,flammable=2 },
	sounds = default.node_sound_leaves_defaults(),
	after_dig_node = function(pos, _, _, digger)
		if digger then
			local p = {x=pos.x, y=pos.y-1, z=pos.z}
			local nn = minetest.get_node(p)
			if nn.name == "hell:vine" then
				minetest.node_dig(p, nn, digger)
			end
		end
	end
})
minetest.register_alias("nether:vine", "hell:vine")

-- forest stuff

for n,i in pairs({"small", "middle", "big"}) do
	minetest.register_node("hell:grass_"..i, {
		description = S("Hell Grass"),
		drawtype = "plantlike",
		waving = 1,
		tiles = {"hell_grass_"..i..".png"},
		inventory_image = "hell_grass_"..i..".png",
		wield_image = "hell_grass_"..i..".png",
		paramtype = "light",
		walkable = false,
		buildable_to = true,
		drop = "hell:grass "..n,
		groups = {snappy=3,flora=1,attached_node=1},
		sounds = default.node_sound_leaves_defaults(),
		selection_box = {
			type = "fixed",
			fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
		},
	})
	minetest.register_alias("nether:grass_"..i, "hell:grass_"..i)
end

minetest.register_node("hell:glowflower", {
	description = S("Glowing Flower"),
	drawtype = "plantlike",
	tiles = {"hell_glowflower.png"},
	inventory_image = "hell_glowflower.png",
	wield_image = "hell_glowflower.png",
	sunlight_propagates = true,
	paramtype = "light",
	walkable = false,
	buildable_to = true,
	light_source = 10,
	groups = {snappy=3,flammable=2,flower=1,flora=1,attached_node=1},
	sounds = default.node_sound_leaves_defaults(),
	selection_box = {
		type = "fixed",
		fixed = { -0.15, -0.5, -0.15, 0.15, 0.2, 0.15 },
	},
})
minetest.register_alias("nether:glowflower", "hell:glowflower")

minetest.register_node("hell:tree_sapling", {
	description = S("Hell Tree Sapling"),
	drawtype = "plantlike",
	tiles = {"hell_tree_sapling.png"},
	inventory_image = "hell_tree_sapling.png",
	wield_image = "hell_tree_sapling.png",
	paramtype = "light",
	walkable = false,
	selection_box = {
		type = "fixed",
		fixed = {-0.3, -0.5, -0.3, 0.3, 0.35, 0.3}
	},
	groups = {snappy=2, oddly_breakable_by_hand=2, attached_node=1},
	sounds = default.node_sound_leaves_defaults(),
})
minetest.register_alias("nether:tree_sapling", "hell:tree_sapling")

minetest.register_node("hell:tree", {
	description = S("Hell Trunk"),
	tiles = {"hell_tree_top.png", "hell_tree_top.png", "hell_tree.png"},
	paramtype2 = "facedir",
	is_ground_content = false,
	groups = {tree=1,choppy=2,oddly_breakable_by_hand=1},
	sounds = default.node_sound_wood_defaults(),
	on_place = minetest.rotate_node
})
minetest.register_alias("nether:tree", "hell:tree")

minetest.register_node("hell:tree_corner", {
	description = S("Hell Trunk Corner"),
	tiles = {"hell_tree.png^[transformR180", "hell_tree_top.png", "hell_tree_corner.png^[transformFY",
		"hell_tree_corner.png^[transformR180", "hell_tree.png", "hell_tree_top.png"},
	paramtype2 = "facedir",
	is_ground_content = false,
	groups = {tree=1,choppy=2,oddly_breakable_by_hand=1,not_in_creative_inventory=1},
	drop = "hell:tree",
	sounds = default.node_sound_wood_defaults(),
	on_place = minetest.rotate_node
})
minetest.register_alias("nether:tree_corner", "hell:tree_corner")

minetest.register_node("hell:forest_wood", {
	description = S("Hell Wood Block"),
	tiles = {"hell_forest_wood.png"},
	groups = {choppy=2,oddly_breakable_by_hand=2,wood=1},
	sounds = default.node_sound_wood_defaults(),
})
add_more_nodes("forest_wood")
minetest.register_alias("nether:forest_wood", "hell:forest_wood")

minetest.register_node("hell:leaves", {
	description = S("Hell Leaves"),
	drawtype = "plantlike",
	waving = 1,
	visual_scale = math.sqrt(2) + 0.01,
	tiles = {"hell_leaves.png"},
	inventory_image = "hell_leaves.png",
	wield_image = "hell_leaves.png",
	paramtype = "light",
	paramtype2 = "degrotate",
	is_ground_content = false,
	groups = {snappy=3, leafdecay=3, leaves=1},
	drop = {
		max_items = 1,
		items = {
			{
				items = {"hell:tree_sapling"},
				rarity = 30,
			},
			{
				items = {"hell:leaves"},
			}
		}
	},
	sounds = default.node_sound_leaves_defaults(),
})
minetest.register_alias("nether:leaves", "hell:leaves")

minetest.register_node("hell:dirt", {
	description = S("Hell Dirt"),
	tiles = {"hell_dirt.png"},
	groups = {crumbly=3,soil=1,hell_dirt=1},
	sounds = default.node_sound_dirt_defaults(),
})
minetest.register_alias("nether:dirt", "hell:dirt")

minetest.register_node("hell:dirt_top", {
	description = S("Hell Dirt Top"),
	tiles = {"hell_dirt_top.png", "hell_dirt.png",
		{name="hell_dirt.png^hell_dirt_top_side.png", tileable_vertical = false}
	},
	groups = {crumbly=3,soil=1,hell_dirt=1},
	drop = "hell:dirt",
	sounds = default.node_sound_dirt_defaults({
		footstep = {name="default_grass_footstep", gain=0.25},
	}),
})
minetest.register_alias("nether:dirt_top", "hell:dirt_top")

minetest.register_node("hell:dirt_bottom", {
	description = S("Hellrack Dirt Transition"),
	tiles = {"hell_dirt.png", "hell_hellrack.png",
		{name="hell_hellrack.png^hell_dirt_transition.png", tileable_vertical = false}
	},
	groups = {hell=2},
	drop = "hell:hellrack",
	sounds = default.node_sound_dirt_defaults({
		dig = {name="hell_dig", gain=0.7},
		dug = {name="hell_dug", gain=1},
	}),
	can_dig = function(_, player)
		return digging_allowed(player, 2)
	end,
})
minetest.register_alias("nether:dirt_bottom", "hell:dirt_bottom")

-- Hell torch
minetest.register_node("hell:torch", {
	description = S("Hell Torch"),
	drawtype = "torchlike",
	tiles = {"hell_torch_on_floor.png", "hell_torch_on_ceiling.png",
		{
			name = "hell_torch.png",
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 2.0,
			},
		},
	},
	inventory_image = "hell_torch_on_floor.png",
	wield_image = "hell_torch_on_floor.png",
	paramtype = "light",
	paramtype2 = "wallmounted",
	sunlight_propagates = true,
	walkable = false,
	light_source = 13,
	selection_box = {
		type = "wallmounted",
		wall_top = {-0.1, 0.5-0.6, -0.1, 0.1, 0.5, 0.1},
		wall_bottom = {-0.1, -0.5, -0.1, 0.1, -0.5+0.6, 0.1},
		wall_side = {-0.5, -0.3, -0.1, -0.5+0.3, 0.3, 0.1},
	},
	groups = {choppy=2, dig_immediate=3, attached_node=1, hot=3, igniter=1},
	legacy_wallmounted = true,
	sounds = default.node_sound_defaults(),
})
minetest.register_alias("nether:torch", "hell:torch")

minetest.register_craftitem("hell:grass", {
	description = S("Hell Grass"),
	inventory_image = "hell_grass.png",
})
minetest.register_alias("nether:grass", "hell:grass")

minetest.register_craftitem("hell:grass_dried", {
	description = S("Dried Hell Grass"),
	inventory_image = "hell_grass_dried.png",
	furnace_burntime = 1,
})
minetest.register_alias("nether:grass_dried", "hell:grass_dried")

minetest.register_craftitem("hell:forest_planks", {
	description = S("Hell Wooden Planks"),
	inventory_image = "hell_forest_planks.png",
	stack_max = 990,
})
minetest.register_alias("nether:forest_planks", "hell:forest_planks")

minetest.register_craftitem("hell:bark", {
	description = S("Hell Trunk Bark"),
	inventory_image = "hell_bark.png",
	furnace_burntime = 5,
})
minetest.register_alias("nether:bark", "hell:bark")

-- Hell Pearl
minetest.register_craftitem("hell:pearl", {
	description = S("Hell Pearl"),
	inventory_image = "hell_pearl.png",
})
minetest.register_alias("nether:pearl", "hell:pearl")

minetest.register_craftitem("hell:stick", {
	description = S("Hell Stick"),
	inventory_image = "hell_stick.png",
	groups = {stick=1},
})
minetest.register_alias("nether:stick", "hell:stick")

local tmp = {}
minetest.register_craftitem("hell:shroom_head", {
	description = S("Hell Mushroom Head"),
	inventory_image = "hell_shroom_top.png",
	furnace_burntime = 3,
	on_place = function(itemstack, _, pointed_thing)
		if not pointed_thing then
			return
		end

		if pointed_thing.type ~= "node" then
			return
		end

		local pos = minetest.get_pointed_thing_position(pointed_thing)
		local node = minetest.get_node(pos)
		local pstr = pos.x.." "..pos.y.." "..pos.z

		if node.name == "hell:hellrack_soil"
		and not tmp[pstr] then
			minetest.sound_play("default_grass_footstep", {pos=pos})
			minetest.set_node(pos, {name="hell:hellrack_soil", param2=math.max(node.param2, math.random(3, 10))})
			tmp[pstr] = true
			minetest.after(3, function() tmp[pos.x.." "..pos.y.." "..pos.z] = nil end)
		end
	end
})
minetest.register_alias("nether:shroom_head", "hell:shroom_head")

minetest.register_craftitem("hell:shroom_stem", {
	description = S("Hell Mushroom Stem"),
	inventory_image = "hell_shroom_stem.png",
	furnace_burntime = 3,
})
minetest.register_alias("nether:shroom_stem", "hell:shroom_stem")

minetest.register_craftitem("hell:fruit_leaf", {
	description = S("Hell Fruit Leaf"),
	inventory_image = "hell_fruit_leaf.png",
	furnace_burntime = 2,
})
minetest.register_alias("nether:fruit_leaf", "hell:fruit_leaf")

minetest.register_craftitem("hell:fruit_no_leaf", {
	description = S("Hell Fruit Without Leaf"),
	inventory_image = "hell_fruit_no_leaf.png",
	furnace_burntime = 4,
})
minetest.register_alias("nether:fruit_no_leaf", "hell:fruit_no_leaf")

minetest.register_craftitem("hell:fim", {
	description = S("Hell FIM"),	--fruit in mushroom
	inventory_image = "hell_fim.png",
	furnace_burntime = 10,
})
minetest.register_alias("nether:fim", "hell:fim")

local blood_exno = {}
for _,i in ipairs({"hell:blood", "hell:blood_top", "hell:blood_stem"}) do
	blood_exno[i] = i.."_empty"
end

minetest.register_craftitem("hell:blood_extracted", {
	description = S("Blood"),
	inventory_image = "hell_blood_extracted.png",
	on_place = function(itemstack, _, pointed_thing)
		if not pointed_thing then
			return
		end

		if pointed_thing.type ~= "node" then
			return
		end

		local pos = minetest.get_pointed_thing_position(pointed_thing)
		local node = minetest.get_node_or_nil(pos)

		if not node then
			return
		end

		if node.name == "hell:vine" then
			pos = {x=pos.x, y=pos.y-1, z=pos.z}
			if minetest.get_node(pos).name == "air" then
				minetest.set_node(pos, {name = "hell:vine"})
			end
			itemstack:take_item()
			return itemstack
		end

		if node.name ~= "hell:extractor" then
			return
		end
		itemstack:take_item()
		minetest.after(1, function(pos)
			for i = -1,1,2 do
				for _,p in ipairs({
					{x=pos.x+i, y=pos.y, z=pos.z},
					{x=pos.x, y=pos.y, z=pos.z+i},
				}) do
					local nodename = blood_exno[minetest.get_node(p).name]
					if nodename then
						minetest.set_node(p, {name=nodename})
						p = vector.add(p, {x=math.random()-0.5, y=math.random()+0.5, z=math.random()-0.5})
						minetest.sound_play("hell_extract_blood", {pos = p,  gain = 1})
						minetest.add_item(p, "hell:blood_extracted")
					end
				end
			end
		end, pos)

		return itemstack
	end
})
minetest.register_alias("nether:blood_extracted", "hell:blood_extracted")

minetest.register_craftitem("hell:hotbed", {
	description = S("Cooked Blood"),
	inventory_image = "hell_hotbed.png",
	on_place = function(itemstack, _, pointed_thing)
		if not pointed_thing then
			return
		end
		if pointed_thing.type ~= "node" then
			return
		end
		local pos = minetest.get_pointed_thing_position(pointed_thing)
		local node = minetest.get_node(pos)

		if node.name ~= "hell:hellrack" then
			return
		end

		minetest.sound_play("default_place_node", {pos=pos})
		minetest.set_node(pos, {name = "hell:hellrack_soil"})

		itemstack:take_item()
		return itemstack
	end,
	on_use = minetest.item_eat(1),
})
minetest.register_alias("nether:hotbed", "hell:hotbed")

minetest.register_tool("hell:pick_mushroom", {
	description = S("Hell Mushroom Pickaxe"),
	inventory_image = "hell_pick_mushroom.png",
	tool_capabilities = {
		max_drop_level=0,
		groupcaps={
			cracky = {times={[3]=3}, uses=1, maxlevel=1},
			hell = {times={[3]=3}, uses=1, maxlevel=1},
		},
	},
})
minetest.register_alias("nether:pick_musroom", "hell:pick_mushroom")

minetest.register_tool("hell:pick_wood", {
	description = S("Hell Wood Pickaxe"),
	inventory_image = "hell_pick_wood.png",
	tool_capabilities = {
		full_punch_interval = 1.2,
		max_drop_level=0,
		groupcaps={
			cracky = {times={[3]=1.6}, uses=10, maxlevel=1},
			hell = {times={[2]=6, [3]=1.6}, uses=10, maxlevel=1},
		},
		damage_groups = {fleshy=2},
	},
})
minetest.register_alias("nether:pick_wood", "hell:pick_wood")

minetest.register_tool("hell:pick_hellrack", {
	description = S("Hellrack Pickaxe"),
	inventory_image = "hell_pick_hellrack.png",
	tool_capabilities = {
		full_punch_interval = 1.3,
		max_drop_level=0,
		groupcaps={
			cracky = {times={[2]=2.0, [3]=1.20}, uses=20, maxlevel=1},
			hell = {times={[1]=16, [2]=2, [3]=1.20}, uses=20, maxlevel=1},
		},
		damage_groups = {fleshy=3},
	},
})
minetest.register_alias("nether:pick_netherrack", "hell:pick_hellrack")

minetest.register_tool("hell:pick_hellrack_blue", {
	description = S("Blue Hellrack Pickaxe"),
	inventory_image = "hell_pick_hellrack_blue.png",
	tool_capabilities = {
		full_punch_interval = 1.0,
		max_drop_level=1,
		groupcaps={
			cracky = {times={[1]=4.00, [2]=1.60, [3]=0.80}, uses=30, maxlevel=2},
			hell = {times={[1]=4.00, [2]=1.60, [3]=0.80}, uses=30, maxlevel=2},
		},
		damage_groups = {fleshy=4},
	},
})
minetest.register_alias("nether:pick_netherrack_blue", "hell:pick_hellrack_blue")

minetest.register_tool("hell:pick_white", {
	description = S("Siwtonic Pickaxe"),
	inventory_image = "hell_pick_white.png",
	tool_capabilities = {
		full_punch_interval = 0.9,
		max_drop_level=3,
		groupcaps={
			cracky = {times={[1]=1, [2]=0.8, [3]=0.3}, uses=180, maxlevel=3},
			hell = {times={[1]=1, [2]=0.5, [3]=0.3}, uses=180, maxlevel=3},
		},
		damage_groups = {fleshy=5},
	},
})
minetest.register_alias("nether:pick_white", "hell:pick_white")

minetest.register_tool("hell:axe_hellrack", {
	description = S("Hellrack Axe"),
	inventory_image = "hell_axe_hellrack.png",
	tool_capabilities = {
		full_punch_interval = 1.3,
		max_drop_level=0,
		groupcaps={
			choppy={times={[1]=2.9, [2]=1.9, [3]=1.4}, uses=20, maxlevel=1},
		},
		damage_groups = {fleshy=4},
	},
})
minetest.register_alias("nether:axe_netherrack", "hell:axe_hellrack")

minetest.register_tool("hell:axe_hellrack_blue", {
	description = S("Blue Hellrack Axe"),
	inventory_image = "hell_axe_hellrack_blue.png",
	tool_capabilities = {
		full_punch_interval = 0.9,
		max_drop_level=1,
		groupcaps={
			choppy={times={[1]=2.5, [2]=1.5, [3]=1}, uses=30, maxlevel=2},
		},
		damage_groups = {fleshy=6},
	},
})
minetest.register_alias("nether:axe_netherrack_blue", "hell:axe_hellrack_blue")

minetest.register_tool("hell:axe_white", {
	description = S("Siwtonic Axe"),
	inventory_image = "hell_axe_white.png",
	tool_capabilities = {
		full_punch_interval = 0.9,
		max_drop_level=1,
		groupcaps={
			choppy={times={[1]=1.2, [2]=0.5, [3]=0.3}, uses=180, maxlevel=2},
		},
		damage_groups = {fleshy=8},
	},
})
minetest.register_alias("nether:axe_white", "hell:axe_white")

minetest.register_tool("hell:shovel_hellrack", {
	description = S("Hellrack Shovel"),
	inventory_image = "hell_shovel_hellrack.png",
	wield_image = "hell_shovel_hellrack.png^[transformR90",
	tool_capabilities = {
		full_punch_interval = 1.4,
		max_drop_level=0,
		groupcaps={
			crumbly = {times={[1]=1.7, [2]=1.1, [3]=0.45}, uses=22, maxlevel=2},
		},
		damage_groups = {fleshy=2},
	},
})
minetest.register_alias("nether:shovel_netherrack", "hell:shovel_hellrack")

minetest.register_tool("hell:shovel_hellrack_blue", {
	description = S("Blue Hellrack Shovel"),
	inventory_image = "hell_shovel_hellrack_blue.png",
	wield_image = "hell_shovel_hellrack_blue.png^[transformR90",
	tool_capabilities = {
		full_punch_interval = 1.1,
		max_drop_level=1,
		groupcaps={
			crumbly = {times={[1]=1.4, [2]=0.8, [3]=0.35}, uses=50, maxlevel=2},
		},
		damage_groups = {fleshy=3},
	},
})
minetest.register_alias("nether:shovel_netherrack_blue", "hell:shovel_hellrack_blue")

minetest.register_tool("hell:shovel_white", {
	description = S("Siwtonic Shovel"),
	inventory_image = "hell_shovel_white.png",
	wield_image = "hell_shovel_white.png^[transformR90",
	tool_capabilities = {
		full_punch_interval = 1,
		max_drop_level=1,
		groupcaps={
			crumbly = {times={[1]=0.95, [2]=0.45, [3]=0.1}, uses=151, maxlevel=3},
		},
		damage_groups = {fleshy=4},
	},
})
minetest.register_alias("nether:shovel_white", "hell:shovel_white")

minetest.register_tool("hell:sword_hellrack", {
	description = S("Hellrack Sword"),
	inventory_image = "hell_sword_hellrack.png",
	tool_capabilities = {
		full_punch_interval = 1,
		max_drop_level=0,
		groupcaps={
			snappy={times={[2]=1.3, [3]=0.38}, uses=40, maxlevel=1},
		},
		damage_groups = {fleshy=5},
	},
})
minetest.register_alias("nether:sword_netherrack", "hell:sword_hellrack")

minetest.register_tool("hell:sword_hellrack_blue", {
	description = S("Blue Hellrack Sword"),
	inventory_image = "hell_sword_hellrack_blue.png",
	tool_capabilities = {
		full_punch_interval = 0.8,
		max_drop_level=1,
		groupcaps={
			snappy={times={[1]=2.5, [2]=1.1, [3]=0.33}, uses=40, maxlevel=2},
		},
		damage_groups = {fleshy=7},
	},
})
minetest.register_alias("nether:sword_netherrack_blue", "hell:sword_hellrack_blue")

minetest.register_tool("hell:sword_white", {
	description = S("Siwtonic Sword"),
	inventory_image = "hell_sword_white.png",
	wield_image = "hell_sword_white.png^[transformR90",
	tool_capabilities = {
		full_punch_interval = 0.7,
		max_drop_level=1,
		groupcaps={
			snappy={times={[1]=1.7, [2]=0.8, [3]=0.2}, uses=100, maxlevel=3},
		},
		damage_groups = {fleshy=11},
	},
})
minetest.register_alias("nether:sword_white", "hell:sword_white")

-- override creative hand
if minetest.settings:get_bool("creative_mode") then
	local capas = minetest.registered_items[""].tool_capabilities
	capas.groupcaps.hell = capas.groupcaps.cracky
	minetest.override_item("", {tool_capabilities = capas})
end