-- mods/default/nodes.lua

minetest.register_node("default:stone", {
	description = "Stone",
	tiles = {"default_stone.png"},
	is_ground_content = true,
	groups = {cracky=default.dig.stone, stone=1},
	drop = 'default:cobble',
	legacy_mineral = true,
	stack_max = 64,
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:stone_with_coal", {
	description = "Coal Ore",
	tiles = {"default_stone.png^default_mineral_coal.png"},
	is_ground_content = true,
	groups = {cracky=default.dig.coal},
	drop = 'default:coal',
	stack_max = 64,
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:iron", {
	description = "Iron Ore",
	tiles = {"default_stone.png^default_mineral_iron.png"},
	is_ground_content = true,
	groups = {cracky=default.dig.iron},
	stack_max = 64,
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:gold", {
	description = "Gold Ore",
	tiles = {"default_stone.png^default_mineral_gold.png"},
	is_ground_content = true,
	groups = {cracky=default.dig.gold},
	stack_max = 64,
	sounds = default.node_sound_stone_defaults(),
})
	
minetest.register_node("default:stone_with_diamond", {
	description = "Diamonds in Stone",
	tiles = {"default_stone.png^default_mineral_diamond.png"},
	is_ground_content = true,
	groups = {cracky=default.dig.diamond},
	drop = "default:diamond",
	stack_max = 64,
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:stonebrick", {
	description = "Stone Brick",
	tiles = {"default_stone_brick.png"},
	groups = {cracky=default.dig.stone, stone=1},
	stack_max = 64,
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:dirt_with_grass", {
	description = "Dirt with Grass",
	tiles = {"default_grass.png", "default_dirt.png", "default_dirt.png^default_grass_side.png"},
	is_ground_content = true,
	groups = {crumbly=default.dig.dirt_with_grass,soil=1},
	drop = 'default:dirt',
	stack_max = 64,
	sounds = default.node_sound_dirt_defaults({
		footstep = {name="default_grass_footstep", gain=0.4},
	}),
})

minetest.register_node("default:dirt_with_snow", {
	description = "Dirt with Snow",
	tiles = {"default_snow.png", "default_dirt.png", "default_dirt.png^default_snow_side.png"},
	is_ground_content = true,
	groups = {crumbly=default.dig.dirt_with_grass},
	drop = 'default:dirt',
	stack_max = 64,
	sounds = default.node_sound_dirt_defaults({
		footstep = {name="default_grass_footstep", gain=0.4},
	}),
})
minetest.register_alias("dirt_with_snow", "default:dirt_with_snow")

minetest.register_node("default:dirt", {
	description = "Dirt",
	tiles = {"default_dirt.png"},
	is_ground_content = true,
	groups = {crumbly=default.dig.dirt,soil=1},
	stack_max = 64,
	sounds = default.node_sound_dirt_defaults(),
})

minetest.register_node("default:sand", {
	description = "Sand",
	tiles = {"default_sand.png"},
	is_ground_content = true,
	stack_max = 64,
	groups = {crumbly=default.dig.sand, falling_node=1, sand=1},
	sounds = default.node_sound_sand_defaults(),
})

minetest.register_node("default:gravel", {
	description = "Gravel",
	tiles = {"default_gravel.png"},
	is_ground_content = true,
	drop = {
		max_items = 1,
		items = {
			{items={"default:flint"},rarity=10},
			{items={"default:gravel"}},
		},
	},
	stack_max = 64,
	groups = {crumbly=default.dig.gravel, falling_node=1},
	sounds = default.node_sound_dirt_defaults({
		footstep = {name="default_gravel_footstep", gain=0.45},
	}),
})

minetest.register_node("default:sandstone", {
	description = "Sandstone",
	tiles = {"default_sandstone_top.png","default_sandstone_bottom.png","default_sandstone_side.png"},
	is_ground_content = true,
	stack_max = 64,
	groups = {cracky=default.dig.sandstone},
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:clay", {
	description = "Clay",
	tiles = {"default_clay.png"},
	is_ground_content = true,
	stack_max = 64,
	groups = {crumbly=default.dig.clay},
	drop = 'default:clay_lump 4',
	sounds = default.node_sound_dirt_defaults({
		footstep = "",
	}),
})

minetest.register_node("default:brick", {
	description = "Brick Block",
	tiles = {"default_brick.png"},
	stack_max = 64,
	groups = {cracky=default.dig.brick},
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:tree", {
	description = "Tree",
	tiles = {"default_tree_top.png", "default_tree_top.png", "default_tree.png"},
	stack_max = 64,
	groups = {tree=1,choppy=default.dig.tree,flammable=2},
	sounds = default.node_sound_wood_defaults(),
})

minetest.register_node("default:jungletree", {
	description = "Jungle Tree",
	tiles = {"default_jungletree_top.png", "default_jungletree_top.png", "default_jungletree.png"},
	stack_max = 64,
	groups = {tree=1,choppy=default.dig.tree,flammable=2},
	sounds = default.node_sound_wood_defaults(),
})

minetest.register_node("default:junglewood", {
	description = "Junglewood Planks",
	tiles = {"default_junglewood.png"},
	stack_max = 64,
	groups = {choppy=default.dig.wood,flammable=3,wood=1},
	sounds = default.node_sound_wood_defaults(),
})

minetest.register_node("default:jungleleaves", {
	description = "Jungle Leaves",
	drawtype = "allfaces_optional",
	visual_scale = 1.3,
	tiles = {"default_jungleleaves.png"},
	paramtype = "light",
	groups = {snappy=default.dig.leaves, leafdecay=3, flammable=2, leaves=1},
	drop = {
		max_items = 1,
		items = {
			{items = {'default:junglesapling'},rarity = 20},
		}
	},
	stack_max = 64,
	sounds = default.node_sound_leaves_defaults(),
})

minetest.register_node("default:junglesapling", {
	description = "Jungle Sapling",
	drawtype = "plantlike",
	visual_scale = 1.0,
	tiles = {"default_junglesapling.png"},
	inventory_image = "default_junglesapling.png",
	wield_image = "default_junglesapling.png",
	paramtype = "light",
	walkable = false,
	selection_box = {
		type = "fixed",
		fixed = {-0.3, -0.5, -0.3, 0.3, 0.35, 0.3}
	},
	stack_max = 64,
	groups = {dig_immediate=3,flammable=2,attached_node=1},
	sounds = default.node_sound_defaults(),
})
-- aliases for tree growing abm in content_abm.cpp
minetest.register_alias("sapling", "default:sapling")
minetest.register_alias("junglesapling", "default:junglesapling")

minetest.register_node("default:junglegrass", {
	description = "Jungle Grass",
	drawtype = "plantlike",
	visual_scale = 1.3,
	tiles = {"default_junglegrass.png"},
	inventory_image = "default_junglegrass.png",
	wield_image = "default_junglegrass.png",
	paramtype = "light",
	walkable = false,
	buildable_to = true,
	is_ground_content = true,
	stack_max = 64,
	groups = {dig_immediate=3,flammable=2,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_node("default:leaves", {
	description = "Leaves",
	drawtype = "allfaces_optional",
	visual_scale = 1.3,
	tiles = {"default_leaves.png"},
	paramtype = "light",
	groups = {snappy=default.dig.leaves, leafdecay=3, flammable=2, leaves=1},
	drop = {
		max_items = 1,
		items = {
			{items = {'default:sapling'},rarity = 20},
			{items = {'default:apple'},rarity = 30},
		}
	},
	stack_max = 64,
	sounds = default.node_sound_leaves_defaults(),
})

minetest.register_node("default:cactus", {
	description = "Cactus",
	tiles = {"default_cactus_top.png", "default_cactus_top.png", "default_cactus_side.png"},
	is_ground_content = true,
	stack_max = 64,
	groups = {dig_immediate=2,flammable=2},
	sounds = default.node_sound_wood_defaults(),
})

minetest.register_node("default:sugar_cane", {
	description = "Sugar Cane",
	drawtype = "plantlike",
	tiles = {"default_sugar_cane.png"},
	inventory_image = "default_sugar_cane.png",
	wield_image = "default_sugar_cane.png",
	paramtype = "light",
	walkable = false,
	is_ground_content = true,
	selection_box = {
		type = "fixed",
		fixed = {-0.3, -0.5, -0.3, 0.3, 0.5, 0.3}
	},
	stack_max = 64,
	groups = {dig_immediate=3,flammable=2},
	sounds = default.node_sound_leaves_defaults(),
})

minetest.register_node("default:bookshelf", {
	description = "Bookshelf",
	tiles = {"default_wood.png", "default_wood.png", "default_bookshelf.png"},
	stack_max = 64,
	groups = {choppy=default.dig.bookshelf,flammable=3},
	sounds = default.node_sound_wood_defaults(),
})

minetest.register_node("default:glass", {
	description = "Glass",
	drawtype = "glasslike",
	tiles = {"default_glass.png"},
	inventory_image = minetest.inventorycube("default_glass.png"),
	paramtype = "light",
	sunlight_propagates = true,
	stack_max = 64,
	groups = {dig_immediate=2},
	sounds = default.node_sound_glass_defaults(),
})

minetest.register_node("default:fence", {
	description = "Wooden Fence",
	drawtype = "fencelike",
	tiles = {"default_wood.png"},
	inventory_image = "default_fence.png",
	wield_image = "default_fence.png",
	paramtype = "light",
	selection_box = {
		type = "fixed",
		fixed = {-1/7, -1/2, -1/7, 1/7, 1/2, 1/7},
	},
	node_box = {
		type = "fixed",
		fixed = {
			{-0.2, -0.5, -0.2, 0.2, 1.0, 0.2},
		},
	},
	stack_max = 64,
	groups = {choppy=default.dig.fence,flammable=2},
	sounds = default.node_sound_wood_defaults(),
})

minetest.register_node("default:rail", {
	description = "Rail",
	drawtype = "raillike",
	tiles = {"default_rail.png", "default_rail_curved.png", "default_rail_t_junction.png", "default_rail_crossing.png"},
	inventory_image = "default_rail.png",
	wield_image = "default_rail.png",
	paramtype = "light",
	walkable = false,
	stack_max = 64,
	selection_box = {
		type = "fixed",
                -- but how to specify the dimensions for curved and sideways rails?
                fixed = {-1/2, -1/2, -1/2, 1/2, -1/2+1/16, 1/2},
	},
	groups = {cracky=default.dig.rail,attached_node=1},
})

minetest.register_node("default:ladder", {
	description = "Ladder",
	drawtype = "signlike",
	tiles = {"default_ladder.png"},
	inventory_image = "default_ladder.png",
	wield_image = "default_ladder.png",
	paramtype = "light",
	paramtype2 = "wallmounted",
	walkable = false,
	climbable = true,
	selection_box = {
		type = "wallmounted",
		--wall_top = = <default>
		--wall_bottom = = <default>
		--wall_side = = <default>
	},
	groups = {dig_immediate=2,flammable=2,attached_node=1},
	legacy_wallmounted = true,
	stack_max = 64,
	sounds = default.node_sound_wood_defaults(),
})

minetest.register_node("default:wood", {
	description = "Wooden Planks",
	tiles = {"default_wood.png"},
	groups = {choppy=default.dig.wood,flammable=3,wood=1},
	stack_max = 64,
	sounds = default.node_sound_wood_defaults(),
})

minetest.register_node("default:cloud", {
	description = "Cloud",
	tiles = {"default_cloud.png"},
	sounds = default.node_sound_defaults(),
	stack_max = 64,
	groups = {not_in_creative_inventory=1},
})

minetest.register_node("default:water_flowing", {
	description = "Flowing Water",
	inventory_image = minetest.inventorycube("default_water.png"),
	drawtype = "flowingliquid",
	tiles = {"default_water.png"},
	special_tiles = {
		{
			image="default_water_flowing_animated.png",
			backface_culling=false,
			animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=0.8}
		},
		{
			image="default_water_flowing_animated.png",
			backface_culling=true,
			animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=0.8}
		},
	},
	alpha = WATER_ALPHA,
	paramtype = "light",
	walkable = false,
	pointable = false,
	diggable = false,
	buildable_to = true,
	drop = "",
	liquidtype = "flowing",
	liquid_alternative_flowing = "default:water_flowing",
	liquid_alternative_source = "default:water_source",
	liquid_viscosity = WATER_VISC,
	post_effect_color = {a=64, r=100, g=100, b=200},
	groups = {water=3, liquid=3, puts_out_fire=1, not_in_creative_inventory=1},
})

minetest.register_node("default:water_source", {
	description = "Water Source",
	inventory_image = minetest.inventorycube("default_water.png"),
	drawtype = "liquid",
	tiles = {
		{name="default_water_source_animated.png", animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=2.0}}
	},
	special_tiles = {
		-- New-style water source material (mostly unused)
		{
			name="default_water_source_animated.png",
			animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=2.0},
			backface_culling = false,
		}
	},
	alpha = WATER_ALPHA,
	paramtype = "light",
	walkable = false,
	pointable = false,
	diggable = false,
	buildable_to = true,
	drop = "",
	liquidtype = "source",
	liquid_alternative_flowing = "default:water_flowing",
	liquid_alternative_source = "default:water_source",
	liquid_viscosity = WATER_VISC,
	post_effect_color = {a=64, r=100, g=100, b=200},
	groups = {water=3, liquid=3, puts_out_fire=1},
})

minetest.register_node("default:lava_flowing", {
	description = "Flowing Lava",
	inventory_image = minetest.inventorycube("default_lava.png"),
	drawtype = "flowingliquid",
	tiles = {"default_lava.png"},
	special_tiles = {
		{
			image="default_lava_flowing_animated.png",
			backface_culling=false,
			animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=3.3}
		},
		{
			image="default_lava_flowing_animated.png",
			backface_culling=true,
			animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=3.3}
		},
	},
	paramtype = "light",
	light_source = LIGHT_MAX - 1,
	walkable = false,
	pointable = false,
	diggable = false,
	buildable_to = true,
	drop = "",
	liquidtype = "flowing",
	liquid_alternative_flowing = "default:lava_flowing",
	liquid_alternative_source = "default:lava_source",
	liquid_viscosity = LAVA_VISC,
	liquid_renewable = false,
	damage_per_second = 4*2,
	post_effect_color = {a=192, r=255, g=64, b=0},
	groups = {lava=3, liquid=2, hot=3, igniter=1, not_in_creative_inventory=1},
})

minetest.register_node("default:lava_source", {
	description = "Lava Source",
	inventory_image = minetest.inventorycube("default_lava.png"),
	drawtype = "liquid",
	tiles = {
		{name="default_lava_source_animated.png", animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=3.0}}
	},
	special_tiles = {
		-- New-style lava source material (mostly unused)
		{
			name="default_lava_source_animated.png",
			animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=3.0},
			backface_culling = false,
		}
	},
	paramtype = "light",
	light_source = LIGHT_MAX - 1,
	walkable = false,
	pointable = false,
	diggable = false,
	buildable_to = true,
	drop = "",
	liquidtype = "source",
	liquid_alternative_flowing = "default:lava_flowing",
	liquid_alternative_source = "default:lava_source",
	liquid_viscosity = LAVA_VISC,
	liquid_renewable = false,
	damage_per_second = 4*2,
	post_effect_color = {a=192, r=255, g=64, b=0},
	groups = {lava=3, liquid=2, hot=3, igniter=1},
})

minetest.register_node("default:torch", {
	description = "Torch",
	drawtype = "torchlike",
	tiles = {
		{name="default_torch_on_floor_animated.png", animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=3.0}},
		{name="default_torch_animated.png", animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=3.0}}
	},
	inventory_image = "default_torch_on_floor.png",
	wield_image = "default_torch_on_floor.png",
	paramtype = "light",
	paramtype2 = "wallmounted",
	sunlight_propagates = true,
	walkable = false,
	light_source = LIGHT_MAX-1,
	selection_box = {
		type = "wallmounted",
		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 = {dig_immediate=3,flammable=1,attached_node=1},
	legacy_wallmounted = true,
	stack_max = 64,
	sounds = default.node_sound_defaults(),
	on_place = function(itemstack, placer, pointed_thing)
		if pointed_thing.type ~= "node" then
			return itemstack
		end

		local p0 = pointed_thing.under
		local p1 = pointed_thing.above
		if p0.y-1 == p1.y then
			return itemstack
		end

		return minetest.item_place(itemstack, placer, pointed_thing)
	end,
})

minetest.register_node("default:sign", {
	description = "Sign",
	drawtype = "signlike",
	tiles = {"default_sign_wall.png"},
	inventory_image = "default_sign_wall.png",
	wield_image = "default_sign_wall.png",
	paramtype = "light",
	paramtype2 = "wallmounted",
	sunlight_propagates = true,
	walkable = false,
	selection_box = {
		type = "wallmounted",
		--wall_top = <default>
		--wall_bottom = <default>
		--wall_side = <default>
	},
	stack_max = 64,
	groups = {choppy=default.dig.sign,attached_node=1},
	legacy_wallmounted = true,
	sounds = default.node_sound_defaults(),
	on_construct = function(pos)
		--local n = minetest.env:get_node(pos)
		local meta = minetest.env:get_meta(pos)
		meta:set_string("formspec", "field[text;;${text}]")
		meta:set_string("infotext", "\"\"")
	end,
	on_receive_fields = function(pos, formname, fields, sender)
		--print("Sign at "..minetest.pos_to_string(pos).." got "..dump(fields))
		local meta = minetest.env:get_meta(pos)
		fields.text = fields.text or ""
		print((sender:get_player_name() or "").." wrote \""..fields.text..
				"\" to sign at "..minetest.pos_to_string(pos))
		meta:set_string("text", fields.text)
		meta:set_string("infotext", '"'..fields.text..'"')
	end,
})

local function get_chest_neighborpos(pos, param2, side)
	if side == "right" then
		if param2 == 0 then
			return {x=pos.x-1, y=pos.y, z=pos.z}
		elseif param2 == 1 then
			return {x=pos.x, y=pos.y, z=pos.z+1}
		elseif param2 == 2 then
			return {x=pos.x+1, y=pos.y, z=pos.z}
		elseif param2 == 3 then
			return {x=pos.x, y=pos.y, z=pos.z-1}
		end
	else
		if param2 == 0 then
			return {x=pos.x+1, y=pos.y, z=pos.z}
		elseif param2 == 1 then
			return {x=pos.x, y=pos.y, z=pos.z-1}
		elseif param2 == 2 then
			return {x=pos.x-1, y=pos.y, z=pos.z}
		elseif param2 == 3 then
			return {x=pos.x, y=pos.y, z=pos.z+1}
		end
	end
end

local function hacky_swap_node(pos,name, param2)
	local node = minetest.env:get_node(pos)
	local meta = minetest.env:get_meta(pos)
	if node.name == name then
		return
	end
	node.name = name
	node.param2 = param2 or node.param2
	local meta0 = meta:to_table()
	minetest.env:set_node(pos,node)
	meta = minetest.env:get_meta(pos)
	meta:from_table(meta0)
end

minetest.register_node("default:chest", {
	description = "Chest",
	tiles = {"default_chest_top.png", "default_chest_top.png", "default_chest_side.png",
		"default_chest_side.png", "default_chest_side.png", "default_chest_front.png"},
	paramtype2 = "facedir",
	stack_max = 64,
	groups = {choppy=default.dig.chest},
	legacy_facedir_simple = true,
	sounds = default.node_sound_wood_defaults(),
	on_construct = function(pos)
		local param2 = minetest.env:get_node(pos).param2
		local meta = minetest.env:get_meta(pos)
		if minetest.env:get_node(get_chest_neighborpos(pos, param2, "right")).name == "default:chest" then
			minetest.env:set_node(pos, {name="default:chest_right",param2=param2})
			local p = get_chest_neighborpos(pos, param2, "right")
			meta:set_string("formspec",
					"size[9,11.5]"..
					"list[nodemeta:"..p.x..","..p.y..","..p.z..";main;0,0;9,3;]"..
					"list[current_name;main;0,3;9,3;]"..
					"list[current_player;main;0,7;9,4;9]"..
					"list[current_player;main;0,10.5;9,1;]")
			meta:set_string("infotext", "Large Chest")
			hacky_swap_node(p, "default:chest_left", param2)
			local m = minetest.env:get_meta(p)
			m:set_string("formspec",
					"size[9,11.5]"..
					"list[current_name;main;0,0;9,3;]"..
					"list[nodemeta:"..pos.x..","..pos.y..","..pos.z..";main;0,3;9,3;]"..
					"list[current_player;main;0,7;9,4;9]"..
					"list[current_player;main;0,10.5;9,1;]")
			m:set_string("infotext", "Large Chest")
		elseif minetest.env:get_node(get_chest_neighborpos(pos, param2, "left")).name == "default:chest" then
			minetest.env:set_node(pos, {name="default:chest_left",param2=param2})
			local p = get_chest_neighborpos(pos, param2, "left")
			meta:set_string("formspec",
					"size[9,11.5]"..
					"list[current_name;main;0,0;9,3;]"..
					"list[nodemeta:"..p.x..","..p.y..","..p.z..";main;0,3;9,3;]"..
					"list[current_player;main;0,7;9,4;9]"..
					"list[current_player;main;0,10.5;9,1;]")
			meta:set_string("infotext", "Large Chest")
			hacky_swap_node(p, "default:chest_right", param2)
			local m = minetest.env:get_meta(p)
			m:set_string("formspec",
					"size[9,11.5]"..
					"list[nodemeta:"..pos.x..","..pos.y..","..pos.z..";main;0,0;9,3;]"..
					"list[current_name;main;0,3;9,3;]"..
					"list[current_player;main;0,7;9,4;9]"..
					"list[current_player;main;0,10.5;9,1;]")
			m:set_string("infotext", "Large Chest")
		else
			meta:set_string("formspec",
					"size[9,8.5]"..
					"list[current_name;main;0,0;9,3;]"..
					"list[current_player;main;0,4;9,4;9]"..
					"list[current_player;main;0,7.5.5;9,1;]")
			meta:set_string("infotext", "Chest")
		end
		local inv = meta:get_inventory()
		inv:set_size("main", 9*3)
	end,
	after_dig_node = function(pos, oldnode, oldmetadata, digger)
		local meta = minetest.env:get_meta(pos)
		local meta2 = meta
		meta:from_table(oldmetadata)
		local inv = meta:get_inventory()
		for i=1,inv:get_size("main") do
			local stack = inv:get_stack("main", i)
			if not stack:is_empty() then
				local p = {x=pos.x+math.random(0, 10)/10-0.5, y=pos.y, z=pos.z+math.random(0, 10)/10-0.5}
				minetest.env:add_item(p, stack)
			end
		end
		meta:from_table(meta2:to_table())
	end,
	on_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
		minetest.log("action", player:get_player_name()..
				" moves stuff in chest at "..minetest.pos_to_string(pos))
	end,
    on_metadata_inventory_put = function(pos, listname, index, stack, player)
		minetest.log("action", player:get_player_name()..
				" moves stuff to chest at "..minetest.pos_to_string(pos))
	end,
    on_metadata_inventory_take = function(pos, listname, index, stack, player)
		minetest.log("action", player:get_player_name()..
				" takes stuff from chest at "..minetest.pos_to_string(pos))
	end,
})

minetest.register_node("default:chest_left", {
	tiles = {"default_chest_top_big.png", "default_chest_top_big.png", "default_chest_side.png",
		"default_chest_side.png", "default_chest_side_big.png^[transformFX", "default_chest_front_big.png"},
	paramtype2 = "facedir",
	groups = {choppy=default.dig.chest,not_in_creative_inventory=1},
	drop = "default:chest",
	sounds = default.node_sound_wood_defaults(),
	on_destruct = function(pos)
		local m = minetest.env:get_meta(pos)
		if m:get_string("infotext") == "Chest" then
			return
		end
		local param2 = minetest.env:get_node(pos).param2
		local p = get_chest_neighborpos(pos, param2, "left")
		if not p or minetest.env:get_node(p).name ~= "default:chest_right" then
			return
		end
		local meta = minetest.env:get_meta(p)
		meta:set_string("formspec",
				"size[9,8.5]"..
				"list[current_name;main;0,0;9,3;]"..
				"list[current_player;main;0,4;9,4;9]"..
				"list[current_player;main;0,7.5.5;9,1;]")
		meta:set_string("infotext", "Chest")
		hacky_swap_node(p, "default:chest")
	end,
	after_dig_node = function(pos, oldnode, oldmetadata, digger)
		local meta = minetest.env:get_meta(pos)
		local meta2 = meta
		meta:from_table(oldmetadata)
		local inv = meta:get_inventory()
		for i=1,inv:get_size("main") do
			local stack = inv:get_stack("main", i)
			if not stack:is_empty() then
				local p = {x=pos.x+math.random(0, 10)/10-0.5, y=pos.y, z=pos.z+math.random(0, 10)/10-0.5}
				minetest.env:add_item(p, stack)
			end
		end
		meta:from_table(meta2:to_table())
	end,
	on_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
		minetest.log("action", player:get_player_name()..
				" moves stuff in chest at "..minetest.pos_to_string(pos))
	end,
    on_metadata_inventory_put = function(pos, listname, index, stack, player)
		minetest.log("action", player:get_player_name()..
				" moves stuff to chest at "..minetest.pos_to_string(pos))
	end,
    on_metadata_inventory_take = function(pos, listname, index, stack, player)
		minetest.log("action", player:get_player_name()..
				" takes stuff from chest at "..minetest.pos_to_string(pos))
	end,
})

minetest.register_node("default:chest_right", {
	tiles = {"default_chest_top_big.png^[transformFX", "default_chest_top_big.png^[transformFX", "default_chest_side.png",
		"default_chest_side.png", "default_chest_side_big.png", "default_chest_front_big.png^[transformFX"},
	paramtype2 = "facedir",
	groups = {choppy=default.dig.chest,not_in_creative_inventory=1},
	drop = "default:chest",
	sounds = default.node_sound_wood_defaults(),
	on_destruct = function(pos)
		local m = minetest.env:get_meta(pos)
		if m:get_string("infotext") == "Chest" then
			return
		end
		local param2 = minetest.env:get_node(pos).param2
		local p = get_chest_neighborpos(pos, param2, "right")
		if not p or minetest.env:get_node(p).name ~= "default:chest_left" then
			return
		end
		local meta = minetest.env:get_meta(p)
		meta:set_string("formspec",
				"size[9,8.5]"..
				"list[current_name;main;0,0;9,3;]"..
				"list[current_player;main;0,4;9,4;9]"..
				"list[current_player;main;0,7.5.5;9,1;]")
		meta:set_string("infotext", "Chest")
		hacky_swap_node(p, "default:chest")
	end,
	after_dig_node = function(pos, oldnode, oldmetadata, digger)
		local meta = minetest.env:get_meta(pos)
		local meta2 = meta
		meta:from_table(oldmetadata)
		local inv = meta:get_inventory()
		for i=1,inv:get_size("main") do
			local stack = inv:get_stack("main", i)
			if not stack:is_empty() then
				local p = {x=pos.x+math.random(0, 10)/10-0.5, y=pos.y, z=pos.z+math.random(0, 10)/10-0.5}
				minetest.env:add_item(p, stack)
			end
		end
		meta:from_table(meta2:to_table())
	end,
	on_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
		minetest.log("action", player:get_player_name()..
				" moves stuff in chest at "..minetest.pos_to_string(pos))
	end,
    on_metadata_inventory_put = function(pos, listname, index, stack, player)
		minetest.log("action", player:get_player_name()..
				" moves stuff to chest at "..minetest.pos_to_string(pos))
	end,
    on_metadata_inventory_take = function(pos, listname, index, stack, player)
		minetest.log("action", player:get_player_name()..
				" takes stuff from chest at "..minetest.pos_to_string(pos))
	end,
})

default.furnace_inactive_formspec =
	"size[9,9.5]"..
	"image[2,2;1,1;default_furnace_fire_bg.png]"..
	"list[current_name;fuel;2,3;1,1;]"..
	"list[current_name;src;2,1;1,1;]"..
	"list[current_name;dst;5,1;2,2;]"..
	"list[current_player;main;0,5;9,4;9]"..
	"list[current_player;main;0,8.5.5;9,1;]"

minetest.register_node("default:furnace", {
	description = "Furnace",
	tiles = {"default_furnace_top.png", "default_furnace_bottom.png", "default_furnace_side.png",
		"default_furnace_side.png", "default_furnace_side.png", "default_furnace_front.png"},
	paramtype2 = "facedir",
	groups = {cracky=default.dig.furnace},
	stack_max = 64,
	legacy_facedir_simple = true,
	sounds = default.node_sound_stone_defaults(),
	on_construct = function(pos)
		local meta = minetest.env:get_meta(pos)
		meta:set_string("formspec", default.furnace_inactive_formspec)
		meta:set_string("infotext", "Furnace")
		local inv = meta:get_inventory()
		inv:set_size("fuel", 1)
		inv:set_size("src", 1)
		inv:set_size("dst", 4)
	end,
	after_dig_node = function(pos, oldnode, oldmetadata, digger)
		local meta = minetest.env:get_meta(pos)
		local meta2 = meta
		meta:from_table(oldmetadata)
		local inv = meta:get_inventory()
		for _,list in ipairs({"fuel", "src", "dst"}) do
			for i=1,inv:get_size(list) do
				local stack = inv:get_stack(list, i)
				if not stack:is_empty() then
					local p = {x=pos.x+math.random(0, 10)/10-0.5, y=pos.y, z=pos.z+math.random(0, 10)/10-0.5}
					minetest.env:add_item(p, stack)
				end
			end
		end
		meta:from_table(meta2:to_table())
	end,
	allow_metadata_inventory_put = function(pos, listname, index, stack, player)
		local meta = minetest.env:get_meta(pos)
		local inv = meta:get_inventory()
		if listname == "fuel" then
			if minetest.get_craft_result({method="fuel",width=1,items={stack}}).time ~= 0 then
				if inv:is_empty("src") then
					meta:set_string("infotext","Furnace is empty")
				end
				return stack:get_count()
			else
				return 0
			end
		elseif listname == "src" then
			return stack:get_count()
		elseif listname == "dst" then
			return 0
		end
	end,
	allow_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
		local meta = minetest.env:get_meta(pos)
		local inv = meta:get_inventory()
		local stack = inv:get_stack(from_list, from_index)
		if to_list == "fuel" then
			if minetest.get_craft_result({method="fuel",width=1,items={stack}}).time ~= 0 then
				if inv:is_empty("src") then
					meta:set_string("infotext","Furnace is empty")
				end
				return count
			else
				return 0
			end
		elseif to_list == "src" then
			return count
		elseif to_list == "dst" then
			return 0
		end
	end,
})

minetest.register_node("default:furnace_active", {
	description = "Furnace",
	tiles = {"default_furnace_top.png", "default_furnace_bottom.png", "default_furnace_side.png",
		"default_furnace_side.png", "default_furnace_side.png", "default_furnace_front_active.png"},
	paramtype2 = "facedir",
	light_source = 8,
	drop = "default:furnace",
	groups = {cracky=default.dig.furnace, not_in_creative_inventory=1},
	legacy_facedir_simple = true,
	sounds = default.node_sound_stone_defaults(),
	after_dig_node = function(pos, oldnode, oldmetadata, digger)
		local meta = minetest.env:get_meta(pos)
		local meta2 = meta
		meta:from_table(oldmetadata)
		local inv = meta:get_inventory()
		for _,list in ipairs({"fuel", "src", "dst"}) do
			for i=1,inv:get_size(list) do
				local stack = inv:get_stack(list, i)
				if not stack:is_empty() then
					local p = {x=pos.x+math.random(0, 10)/10-0.5, y=pos.y, z=pos.z+math.random(0, 10)/10-0.5}
					minetest.env:add_item(p, stack)
				end
			end
		end
		meta:from_table(meta2:to_table())
	end,
	allow_metadata_inventory_put = function(pos, listname, index, stack, player)
		local meta = minetest.env:get_meta(pos)
		local inv = meta:get_inventory()
		if listname == "fuel" then
			if minetest.get_craft_result({method="fuel",width=1,items={stack}}).time ~= 0 then
				if inv:is_empty("src") then
					meta:set_string("infotext","Furnace is empty")
				end
				return stack:get_count()
			else
				return 0
			end
		elseif listname == "src" then
			return stack:get_count()
		elseif listname == "dst" then
			return 0
		end
	end,
	allow_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
		local meta = minetest.env:get_meta(pos)
		local inv = meta:get_inventory()
		local stack = inv:get_stack(from_list, from_index)
		if to_list == "fuel" then
			if minetest.get_craft_result({method="fuel",width=1,items={stack}}).time ~= 0 then
				if inv:is_empty("src") then
					meta:set_string("infotext","Furnace is empty")
				end
				return count
			else
				return 0
			end
		elseif to_list == "src" then
			return count
		elseif to_list == "dst" then
			return 0
		end
	end,
})

minetest.register_abm({
	nodenames = {"default:furnace","default:furnace_active"},
	interval = 1.0,
	chance = 1,
	action = function(pos, node, active_object_count, active_object_count_wider)
		local meta = minetest.env:get_meta(pos)
		for i, name in ipairs({
				"fuel_totaltime",
				"fuel_time",
				"src_totaltime",
				"src_time"
		}) do
			if meta:get_string(name) == "" then
				meta:set_float(name, 0.0)
			end
		end

		local inv = meta:get_inventory()

		local srclist = inv:get_list("src")
		local cooked = nil
		local aftercooked
		
		if srclist then
			cooked, aftercooked = minetest.get_craft_result({method = "cooking", width = 1, items = srclist})
		end
		
		local was_active = false
		
		if meta:get_float("fuel_time") < meta:get_float("fuel_totaltime") then
			was_active = true
			meta:set_float("fuel_time", meta:get_float("fuel_time") + 1)
			meta:set_float("src_time", meta:get_float("src_time") + 1)
			if cooked and cooked.item and meta:get_float("src_time") >= cooked.time then
				-- check if there's room for output in "dst" list
				if inv:room_for_item("dst",cooked.item) then
					-- Put result in "dst" list
					inv:add_item("dst", cooked.item)
					-- take stuff from "src" list
					inv:set_stack("src", 1, aftercooked.items[1])
				else
					print("Could not insert '"..cooked.item:to_string().."'")
				end
				meta:set_string("src_time", 0)
			end
		end
		
		if meta:get_float("fuel_time") < meta:get_float("fuel_totaltime") then
			local percent = math.floor(meta:get_float("fuel_time") /
					meta:get_float("fuel_totaltime") * 100)
			meta:set_string("infotext","Furnace active: "..percent.."%")
			hacky_swap_node(pos,"default:furnace_active")
			meta:set_string("formspec",
				"size[9,9.5]"..
				"image[2,2;1,1;default_furnace_fire_bg.png^[lowpart:"..
						(100-percent)..":default_furnace_fire_fg.png]"..
				"list[current_name;fuel;2,3;1,1;]"..
				"list[current_name;src;2,1;1,1;]"..
				"list[current_name;dst;5,1;2,2;]"..
				"list[current_player;main;0,5;9,4;9]"..
				"list[current_player;main;0,8.5.5;9,1;]")
			return
		end

		local fuel = nil
		local afterfuel
		local cooked = nil
		local fuellist = inv:get_list("fuel")
		local srclist = inv:get_list("src")
		
		if srclist then
			cooked = minetest.get_craft_result({method = "cooking", width = 1, items = srclist})
		end
		if fuellist then
			fuel, afterfuel = minetest.get_craft_result({method = "fuel", width = 1, items = fuellist})
		end

		if fuel.time <= 0 then
			meta:set_string("infotext","Furnace out of fuel")
			hacky_swap_node(pos,"default:furnace")
			meta:set_string("formspec", default.furnace_inactive_formspec)
			return
		end

		if cooked.item:is_empty() then
			if was_active then
				meta:set_string("infotext","Furnace is empty")
				hacky_swap_node(pos,"default:furnace")
				meta:set_string("formspec", default.furnace_inactive_formspec)
			end
			return
		end

		meta:set_string("fuel_totaltime", fuel.time)
		meta:set_string("fuel_time", 0)
		
		inv:set_stack("fuel", 1, afterfuel.items[1])
	end,
})

minetest.register_node("default:cobble", {
	description = "Cobblestone",
	tiles = {"default_cobble.png"},
	is_ground_content = true,
	stack_max = 64,
	groups = {cracky=default.dig.cobble, stone=2},
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:mossycobble", {
	description = "Mossy Cobblestone",
	tiles = {"default_mossycobble.png"},
	is_ground_content = true,
	stack_max = 64,
	groups = {cracky=default.dig.cobble},
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:ironblock", {
	description = "Iron Block",
	tiles = {"default_iron_block.png"},
	is_ground_content = true,
	stack_max = 64,
	groups = {cracky=default.dig.ironblock},
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:goldblock", {
	description = "Gold Block",
	tiles = {"default_gold_block.png"},
	is_ground_content = true,
	stack_max = 64,
	groups = {cracky=default.dig.goldblock},
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:diamondblock", {
	description = "Diamond Block",
	tiles = {"default_diamond_block.png"},
	is_ground_content = true,
	stack_max = 64,
	groups = {cracky=default.dig.diamondblock},
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:obsidian", {
	description = "Obsidian",
	tiles = {"default_obsidian.png"},
	is_ground_content = true,
	stack_max = 64,
	sounds = default.node_sound_stone_defaults(),
	groups = {cracky=default.dig.obsidian},
})

minetest.register_node("default:sapling", {
	description = "Sapling",
	drawtype = "plantlike",
	visual_scale = 1.0,
	tiles = {"default_sapling.png"},
	inventory_image = "default_sapling.png",
	wield_image = "default_sapling.png",
	paramtype = "light",
	walkable = false,
	selection_box = {
		type = "fixed",
		fixed = {-0.3, -0.5, -0.3, 0.3, 0.35, 0.3}
	},
	stack_max = 64,
	groups = {dig_immediate=3,flammable=2,attached_node=1},
	sounds = default.node_sound_defaults(),
})

minetest.register_node("default:dry_shrub", {
	description = "Dry Shrub",
	drawtype = "plantlike",
	visual_scale = 1.0,
	tiles = {"default_dry_shrub.png"},
	inventory_image = "default_dry_shrub.png",
	wield_image = "default_dry_shrub.png",
	paramtype = "light",
	walkable = false,
	stack_max = 64,
	groups = {dig_immediate=3,flammable=3,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_node(":default:grass_1", {
	description = "Grass",
	drawtype = "plantlike",
	tiles = {"default_grass_1.png"},
	-- use a bigger inventory image
	inventory_image = "default_grass_3.png",
	wield_image = "default_grass_3.png",
	paramtype = "light",
	walkable = false,
	buildable_to = true,
	drop = "",
	groups = {dig_immediate=3,flammable=3,flora=1,attached_node=1},
	sounds = default.node_sound_leaves_defaults({
		dug = {name="default_dig_crumbly", gain=0.4}
	}),
	selection_box = {
		type = "fixed",
		fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
	},
	stack_max = 64,
	on_place = function(itemstack, placer, pointed_thing)
		-- place a random grass node
		local stack = ItemStack("default:grass_"..math.random(1,5))
		local ret = minetest.item_place(stack, placer, pointed_thing)
		return ItemStack("default:grass_1 "..itemstack:get_count()-(1-ret:get_count()))
	end,
})

for i=2,5 do
	minetest.register_node(":default:grass_"..i, {
		description = "Grass",
		drawtype = "plantlike",
		tiles = {"default_grass_"..i..".png"},
		inventory_image = "default_grass_"..i..".png",
		wield_image = "default_grass_"..i..".png",
		paramtype = "light",
		walkable = false,
		buildable_to = true,
		is_ground_content = true,
		drop = "",
		groups = {dig_immediate=3,flammable=3,flora=1,attached_node=1,not_in_creative_inventory=1},
		sounds = default.node_sound_leaves_defaults({
			dug = {name="default_dig_crumbly", gain=0.4}
		}),
		stack_max = 64,
		selection_box = {
			type = "fixed",
			fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
		},
	})
end

minetest.register_node("default:ice", {
	description = "Ice",
	tiles = {"default_ice.png"},
	is_ground_content = true,
	paramtype = "light",
	stack_max = 64,
	groups = {cracky=default.dig.ice},
	sounds = default.node_sound_glass_defaults(),
})

minetest.register_node("default:snow", {
	description = "Snow",
	tiles = {"default_snow.png"},
	inventory_image = "default_snowball.png",
	wield_image = "default_snowball.png",
	is_ground_content = true,
	paramtype = "light",
	buildable_to = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5, -0.5, -0.5,  0.5, -0.5+2/16, 0.5},
		},
	},
	stack_max = 64,
	groups = {crumbly=default.dig.snow,falling_node=1},
	sounds = default.node_sound_dirt_defaults({
		footstep = {name="default_grass_footstep", gain=0.4},
	}),
	on_construct = function(pos)
		pos.y = pos.y - 1
		if minetest.env:get_node(pos).name == "default:dirt_with_grass" then
			minetest.env:set_node(pos, {name="default:dirt_with_snow"})
		end
	end,
})
minetest.register_alias("snow", "default:snow")

minetest.register_node("default:snowblock", {
	description = "Snow Block",
	tiles = {"default_snow.png"},
	is_ground_content = true,
	stack_max = 64,
	groups = {crumbly=default.dig.snowblock},
	sounds = default.node_sound_dirt_defaults({
		footstep = {name="default_grass_footstep", gain=0.4},
	}),
})

minetest.register_node("default:bedrock", {
	description = "Bedrock",
	tiles = {"default_bedrock.png"},
	stack_max = 64,
	sounds = default.node_sound_stone_defaults(),
})