musttest_game/mods/snow_bricks/init.lua

snow_bricks = snow_bricks or {}
snow_bricks.modpath = minetest.get_modpath("snow_bricks")

-- Localize for performance.
local math_random = math.random



minetest.register_node("snow_bricks:snow_brick", {
	description = "Snow Brick",
	tiles = {"snow_bricks_snow_brick.png"},
	paramtype2 = "facedir",
	place_param2 = 0,
	groups = utility.dig_groups("brick", {puts_out_fire = 1, melts = 1, cold = 1}),
	is_ground_content = false,

	_melts_to = "default:water_flowing",

	sounds = default.node_sound_stone_defaults({
		footstep = {name = "default_snow_footstep", gain = 0.15}
	}),

	on_construct = function(pos)
		if rc.ice_melts_at_pos(pos) then
			minetest.get_node_timer(pos):start(math_random(ice.minmax_time()))
		end
	end,

	on_timer = function(pos, elapsed)
		if rc.ice_melts_at_pos(pos) then
			-- If in nether, then water's constructor will convert again to fire.
			minetest.add_node(pos, {name="default:water_flowing"})
		end
	end,
})



minetest.register_node("snow_bricks:ice_brick", {
	description = "Ice Brick",
	tiles = {"snow_bricks_ice_brick.png"},
	paramtype2 = "facedir",
	place_param2 = 0,
	groups = utility.dig_groups("brick", {puts_out_fire = 1, melts = 1, cold = 1}),
	is_ground_content = false,

	_melts_to = "default:water_flowing",

	sounds = default.node_sound_stone_defaults({
		footstep = {name = "default_glass_footstep", gain = 0.35}
	}),

	on_construct = function(pos)
		if rc.ice_melts_at_pos(pos) then
			minetest.get_node_timer(pos):start(math_random(ice.minmax_time()))
		end
	end,

	on_timer = function(pos, elapsed)
		if rc.ice_melts_at_pos(pos) then
			-- If in nether, then water's constructor will convert again to fire.
			minetest.add_node(pos, {name="default:water_flowing"})
		end
	end,
})



minetest.register_craft({
    output = "snow_bricks:snow_brick 4",
    recipe = {
        {"default:snowblock", "default:snowblock"},
        {"default:snowblock", "default:snowblock"},
    }
})



minetest.register_craft({
    output = "snow_bricks:ice_brick 4",
    recipe = {
        {"default:ice", "default:ice"},
        {"default:ice", "default:ice"},
    }
})



minetest.register_craft({
    output = "snow_bricks:snow_brick",
    recipe = {
        {"default:snow", "default:snow", "default:snow"},
        {"default:snow", "snow_bricks:ice_brick", "default:snow"},
        {"default:snow", "default:snow", "default:snow"},
    }
})



stairs.register_stair_and_slab(
	"snow_brick",
	"snow_bricks:snow_brick",
	{cracky = 2, puts_out_fire = 1},
	{"snow_bricks_snow_brick.png"},
	"Snow Brick",
	default.node_sound_stone_defaults({footstep = {name = "default_snow_footstep", gain = 0.15}})
)

stairs.register_stair_and_slab(
	"ice_brick",
	"snow_bricks:ice_brick",
	{cracky = 2, puts_out_fire = 1},
	{"snow_bricks_ice_brick.png"},
	"Ice Brick",
	default.node_sound_stone_defaults({footstep = {name = "default_glass_footstep", gain = 0.35}})
)