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-- Ferns - Fern 0.1.0
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-- by Mossmanikin
-- Contains code from:		biome_lib
-- Looked at code from:		default, flowers, painting, trees
-- Dependencies:			biome_lib
-- Supports:				dryplants, stoneage, sumpf
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-- some inspiration from here
-- https://en.wikipedia.org/wiki/Athyrium_yokoscense
-- http://www.mygarden.net.au/gardening/athyrium-yokoscense/3900/1
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-- support for i18n

-- Maintain backward compatibilty
-- minetest-0.5: Begin
local default_ferns = minetest.registered_items["default:fern_1"] or false
if default_ferns then
	minetest.register_alias("ferns:fern_03", "default:fern_3")
	minetest.register_alias("ferns:fern_02", "default:fern_2")
	minetest.register_alias("ferns:fern_01", "default:fern_1")
end
-- minetest-0.5: End
minetest.register_alias("archaeplantae:fern",		"ferns:fern_03")
minetest.register_alias("archaeplantae:fern_mid",	"ferns:fern_02")
minetest.register_alias("archaeplantae:fern_small",	"ferns:fern_01")
minetest.register_alias("ferns:fern_04",		"ferns:fern_02") -- for placing

local nodenames = {}

local function create_nodes()
	local images	= { "ferns_fern.png", "ferns_fern_mid.png", "ferns_fern_big.png" }
	local vscales	= { 1, math.sqrt(8), math.sqrt(11) }
	local descs		= { "Lady-fern (Athyrium)", nil, nil }

	for i = 1, 3 do
		local node_on_place = nil
		if i == 1 then
			node_on_place = function(itemstack, placer, pointed_thing)
				-- place a random fern
				local stack = ItemStack("ferns:fern_0"..math.random(1,4))
				local ret = minetest.item_place(stack, placer, pointed_thing)
				return ItemStack("ferns:fern_01 "..itemstack:get_count()-(1-ret:get_count()))	-- TODO FIXME?
			end
		end
		nodenames[i] = "ferns:fern_"..string.format("%02d", i)
		minetest.register_node(nodenames[i], {
			description = descs[i] or ("Lady-fern (Athyrium)".." " .. string.format("%02d", i)),
			inventory_image = "ferns_fern.png",
			drawtype = "plantlike",
			visual_scale = vscales[i],
			paramtype = "light",
			tiles = { images[i] },
			walkable = false,
			buildable_to = true,
			groups = {snappy=3,flammable=2,attached_node=1,not_in_creative_inventory=1},
			sounds = default.node_sound_leaves_defaults(),
			selection_box = {
				type = "fixed",
				fixed = {-7/16, -1/2, -7/16, 7/16, 0, 7/16},
			},
			drop = "ferns:fern_01",
			on_place = node_on_place
		})
	end
end

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-- Init
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if default_ferns then
	for i = 1, 3 do
		nodenames[i] = "ferns:fern_"..string.format("%02d", i)
	end
else
	create_nodes()
end