write something there

mods/ethereal/onion.lua

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+
+local S = minetest.get_translator("ethereal")
+
+-- wild onion
+
+minetest.register_craftitem("ethereal:wild_onion_plant", {
+	description = S("Wild Onion"),
+	inventory_image = "ethereal_wild_onion.png",
+	wield_image = "ethereal_wild_onion.png",
+	groups = {food_onion = 1},
+	on_use = minetest.item_eat(2),
+
+	on_place = function(itemstack, placer, pointed_thing)
+		return farming.place_seed(itemstack, placer, pointed_thing, "ethereal:wild_onion_1")
+	end
+})
+
+ethereal.add_eatable("ethereal:wild_onion_plant", 2)
+
+-- Onion definition
+
+local def = {
+	description = S("Wild Onion") .. S(" Crop"),
+	drawtype = "plantlike",
+	tiles = {"ethereal_wild_onion_1.png"},
+	paramtype = "light",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = true,
+	drop = "",
+	selection_box = {
+		type = "fixed", fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5}
+	},
+	groups = {
+		snappy = 3, flammable = 2, plant = 1, attached_node = 1,
+		growing = 1, not_in_creative_inventory = 1
+	},
+	sounds = default.node_sound_leaves_defaults()
+}
+
+--stage 1
+
+minetest.register_node("ethereal:onion_1", table.copy(def))
+
+--stage 2
+
+def.tiles = {"ethereal_wild_onion_2.png"}
+minetest.register_node("ethereal:onion_2", table.copy(def))
+
+--stage 3
+
+def.tiles = {"ethereal_wild_onion_3.png"}
+minetest.register_node("ethereal:onion_3", table.copy(def))
+
+--stage 4
+
+def.tiles = {"ethereal_wild_onion_4.png"}
+def.drop = {
+	items = {
+		{items = {"ethereal:wild_onion_plant"}, rarity = 1},
+		{items = {"ethereal:wild_onion_plant 2"}, rarity = 3},
+	}
+}
+minetest.register_node("ethereal:onion_4", table.copy(def))
+
+--stage 5
+
+def.tiles = {"ethereal_wild_onion_5.png"}
+def.groups.growing = nil
+def.selection_box = {
+	type = "fixed", fixed = {-0.5, -0.5, -0.5, 0.5, -2.5/16, 0.5}
+}
+def.drop = {
+	items = {
+		{items = {"ethereal:wild_onion_plant 2"}, rarity = 1},
+		{items = {"ethereal:wild_onion_plant 3"}, rarity = 2},
+	}
+}
+minetest.register_node("ethereal:onion_5", table.copy(def))
+
+-- register for use with farming redo growth routines
+
+if farming and farming.mod and farming.mod == "redo" then
+
+	-- add to registered_plants
+	farming.registered_plants["ethereal:wild_onion_plant"] = {
+		crop = "ethereal:onion",
+		seed = "ethereal:wild_onion_plant",
+		minlight = farming.min_light,
+		maxlight = farming.max_light,
+		steps = 5
+	}
+else
+	minetest.register_abm({
+		label = "Ethereal grow onion",
+		nodenames = {
+			"ethereal:onion_1", "ethereal:onion_2", "ethereal:onion_3",
+			"ethereal:onion_4"
+		},
+		neighbors = {"farming:soil_wet"},
+		interval = 11,
+		chance = 20,
+		catch_up = false,
+
+		action = function(pos, node)
+
+			-- are we on wet soil?
+			pos.y = pos.y - 1
+
+			if minetest.get_item_group(minetest.get_node(pos).name, "soil") < 3 then
+				return
+			end
+
+			pos.y = pos.y + 1
+
+			-- do we have enough light?
+			local light = minetest.get_node_light(pos) or 0 ; if light < 13 then return end
+
+			-- grow to next stage
+			local num = node.name:split("_")[2]
+
+			node.name = "ethereal:onion_" .. tonumber(num + 1)
+
+			minetest.swap_node(pos, node)
+		end
+	})
+end