Add initial random elixir ingredients.

abms.lua

@@ -221,6 +221,10 @@ minetest.register_globalstep(function(dtime)
 				end
 			end
 
+			if fun_caves.db.status[player_name]['breathe'] then
+				player:set_breath(11)
+			end
+
 			-- ... from standing on or near hot objects.
 			local counts =  minetest_find_nodes_in_area(minp, maxp, hot_stuff)
 			if #counts > 1 then

elixir.lua

@@ -1,6 +1,163 @@
 local elixir_duration = 3600
 
 
+local elixir_ingredients = {
+	'default:acacia_leaves',
+	'default:acacia_sapling',
+	'default:acacia_tree',
+	'default:acacia_wood',
+	'default:apple',
+	'default:aspen_leaves',
+	'default:aspen_sapling',
+	'default:aspen_tree',
+	'default:aspen_wood',
+	'default:bronze_lump',
+	'default:cactus',
+	'default:clay_lump',
+	'default:cloud',
+	'default:coal_lump',
+	'default:copper_lump',
+	'default:desert_sand',
+	'default:desert_stone',
+	'default:diamond',
+	'default:dirt',
+	'default:dry_shrub',
+	'default:gold_lump',
+	'default:gravel',
+	'default:ice',
+	'default:iron_lump',
+	'default:junglegrass',
+	'default:jungleleaves',
+	'default:junglesapling',
+	'default:jungletree',
+	'default:junglewood',
+	'default:leaves',
+	'default:mese_crystal',
+	'default:obsidian',
+	'default:pine_needles',
+	'default:pine_sapling',
+	'default:pine_tree',
+	'default:pine_wood',
+	'default:sand',
+	'default:sandstone',
+	'default:sapling',
+	'default:snow',
+	'default:stone',
+	'default:tree',
+	'default:wood',
+	'farming:seed_cotton',
+	'farming:seed_wheat',
+	'flowers:dandelion_white',
+	'flowers:dandelion_yellow',
+	'flowers:geranium',
+	'flowers:mushroom_brown',
+	'flowers:mushroom_red',
+	'flowers:rose',
+	'flowers:tulip',
+	'flowers:viola',
+	'flowers:waterlily',
+	'fun_caves:amber',
+	'fun_caves:bark',
+	'fun_caves:bird_of_paradise',
+	'fun_caves:black_sand',
+	'fun_caves:brain_coral',
+	'fun_caves:cloud',
+	'fun_caves:diamondwood',
+	'fun_caves:dragon_eye',
+	'fun_caves:dry_fiber',
+	'fun_caves:gerbera',
+	'fun_caves:giant_mushroom_cap',
+	'fun_caves:giant_mushroom_stem',
+	'fun_caves:hibiscus',
+	'fun_caves:hot_brass',
+	'fun_caves:hot_cobble',
+	'fun_caves:hot_iron',
+	'fun_caves:huge_mushroom_cap',
+	'fun_caves:icicle_down',
+	'fun_caves:icicle_up',
+	'fun_caves:ironwood',
+	'fun_caves:leaves',
+	'fun_caves:leaves_black',
+	'fun_caves:leaves_lumin',
+	'fun_caves:lumin_tree',
+	'fun_caves:moon_weed',
+	'fun_caves:onion',
+	'fun_caves:orchid',
+	'fun_caves:petrified_wood',
+	'fun_caves:pillar_coral',
+	'fun_caves:polluted_dirt',
+	'fun_caves:precious_coral',
+	'fun_caves:radioactive_ore',
+	'fun_caves:small_rocks',
+	'fun_caves:staghorn_coral',
+	'fun_caves:stalactite',
+	'fun_caves:stalactite_mossy',
+	'fun_caves:stalactite_slimy',
+	'fun_caves:stalagmite',
+	'fun_caves:stalagmite_mossy',
+	'fun_caves:stalagmite_slimy',
+	'fun_caves:storm_cloud',
+	'fun_caves:thin_ice',
+	'fun_caves:tree',
+	'wool:white',
+	'wool:black',
+}
+
+for _, name in pairs(elixir_ingredients) do
+	local item = minetest.registered_items[name]
+	if not item then
+		item = minetest.registered_nodes[name]
+	end
+	if item then
+		if item.groups then
+			groups = table.copy(item.groups)
+		else
+			groups = {}
+		end
+		groups.elixir_ingredient = 1
+		minetest.override_item(name, {groups = groups})
+	else
+		--print(name)
+	end
+end
+--for _, list in pairs({'registered_items', 'registered_nodes', 'registered_craftitems'}) do
+--	for _, item in pairs(minetest[list]) do
+--		if item and item.groups.elixir_ingredient then
+--			print(item.name)
+--		end
+--	end
+--end
+
+minetest.register_craftitem("fun_caves:elixir", {
+	description = "Unknown Elixir",
+	inventory_image = "fun_caves_elixir.png",
+	on_use = minetest.item_eat(-2),
+})
+
+minetest.register_craft({
+	type = "shapeless",
+	output = 'fun_caves:elixir',
+	recipe = {
+		'mobs_slimes:green_slimeball',
+		'group:elixir_ingredient',
+		'group:elixir_ingredient',
+		'group:elixir_ingredient',
+		"vessels:glass_bottle",
+	},
+})
+
+minetest.register_craft({
+	type = "shapeless",
+	output = 'fun_caves:elixir',
+	recipe = {
+		'fun_caves:syrup',
+		'group:elixir_ingredient',
+		'group:elixir_ingredient',
+		'group:elixir_ingredient',
+	},
+})
+
+
 fun_caves.register_status({
 	name = 'armor_elixir',
 	terminate = function(player)

init.lua

@@ -155,10 +155,10 @@ dofile(fun_caves.path .. "/abms.lua")
 dofile(fun_caves.path .. "/nodes.lua")
 dofile(fun_caves.path .. "/deco.lua")
 dofile(fun_caves.path .. "/fungal_tree.lua")
-dofile(fun_caves.path .. "/elixir.lua")
 dofile(fun_caves.path .. "/wallhammer.lua")
 dofile(fun_caves.path .. "/mapgen.lua")
 dofile(fun_caves.path .. "/spec_bomb.lua")
+dofile(fun_caves.path .. "/elixir.lua")  -- must go after all items are registered
 dofile(fun_caves.path .. "/chat.lua")
 
 if mobs and mobs.mod == "redo" then

nodes.lua

@@ -14,6 +14,7 @@ function minetest.is_protected(pos, name)
 	return old_is_protected(pos, name)
 end
 
+
 -- dirt, cave
 local newnode = fun_caves.clone_node("default:dirt")
 newnode.drop = "default:dirt"