many worldgen mods and gonna try technic now

mods/technic_plus/technic/machines/register/recipes.lua

@@ -0,0 +1,113 @@
+local have_ui = minetest.get_modpath("unified_inventory")
+
+technic.recipes = { cooking = { input_size = 1, output_size = 1 } }
+function technic.register_recipe_type(typename, origdata)
+	local data = {}
+	for k, v in pairs(origdata) do data[k] = v end
+	data.input_size = data.input_size or 1
+	data.output_size = data.output_size or 1
+	if have_ui and unified_inventory.register_craft_type and data.output_size == 1 then
+		unified_inventory.register_craft_type(typename, {
+			description = data.description,
+			width = data.input_size,
+			height = 1,
+		})
+	end
+	data.recipes = {}
+	technic.recipes[typename] = data
+end
+
+local function get_recipe_index(items)
+	if not items or type(items) ~= "table" then return false end
+	local l = {}
+	for i, stack in ipairs(items) do
+		l[i] = ItemStack(stack):get_name()
+	end
+	table.sort(l)
+	return table.concat(l, "/")
+end
+
+local function register_recipe(typename, data)
+	-- Handle aliases
+	for i, stack in ipairs(data.input) do
+		data.input[i] = ItemStack(stack):to_string()
+	end
+	if type(data.output) == "table" then
+		for i, v in ipairs(data.output) do
+			data.output[i] = ItemStack(data.output[i]):to_string()
+		end
+	else
+		data.output = ItemStack(data.output):to_string()
+	end
+
+	local recipe = {time = data.time, input = {}, output = data.output}
+	local index = get_recipe_index(data.input)
+	if not index then
+		print("[Technic] ignored registration of garbage recipe!")
+		return
+	end
+	for _, stack in ipairs(data.input) do
+		recipe.input[ItemStack(stack):get_name()] = ItemStack(stack):get_count()
+	end
+
+	technic.recipes[typename].recipes[index] = recipe
+	if have_ui and technic.recipes[typename].output_size == 1 then
+		unified_inventory.register_craft({
+			type = typename,
+			output = data.output,
+			items = data.input,
+			width = 0,
+		})
+	end
+end
+
+function technic.register_recipe(typename, data)
+	minetest.after(0.01, register_recipe, typename, data) -- Handle aliases
+end
+
+function technic.get_recipe(typename, items)
+	if typename == "cooking" then -- Already builtin in Minetest, so use that
+		local result, new_input = minetest.get_craft_result({
+			method = "cooking",
+			width = 1,
+			items = items})
+		-- Compatibility layer
+		if not result or result.time == 0 then
+			return nil
+		-- Workaround for recipes with replacements
+		elseif not new_input.items[1]:is_empty() and new_input.items[1]:get_name() ~= items[1]:get_name() then
+			items[1]:take_item(1)
+			return {time = result.time,
+			        new_input = {items[1]},
+			        output = {new_input.items[1], result.item}}
+		else
+			return {time = result.time,
+			        new_input = new_input.items,
+			        output = result.item}
+		end
+	end
+	local index = get_recipe_index(items)
+	if not index then
+		print("[Technic] ignored registration of garbage recipe!")
+		return
+	end
+	local recipe = technic.recipes[typename].recipes[index]
+	if recipe then
+		local new_input = {}
+		for i, stack in ipairs(items) do
+			if stack:get_count() < recipe.input[stack:get_name()] then
+				return nil
+			else
+				new_input[i] = ItemStack(stack)
+				new_input[i]:take_item(recipe.input[stack:get_name()])
+			end
+		end
+		return {time = recipe.time,
+		        new_input = new_input,
+		        output = recipe.output}
+	else
+		return nil
+	end
+end
+
+