obsidianmese/obsidianmese_chest.lua

minetest.register_node("obsidianmese:chest", {
	description = "Obsidian Mese Chest",
	tiles = {"obsidianmese_chest_top.png", "obsidianmese_chest_top.png", "obsidianmese_chest_side.png",
		"obsidianmese_chest_side.png", "obsidianmese_chest_side.png", "obsidianmese_chest_front.png"},
	paramtype2 = "facedir",
	groups = {cracky = 1, level = 2},
	sounds = default.node_sound_stone_defaults(),
	light_source = 6,
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("formspec",
			"size[8,9]"..
			default.gui_bg ..
			default.gui_bg_img ..
			default.gui_slots ..
			"list[current_player;obsidianmese:chest;0,0.3;8,4;]"..
			"list[current_player;main;0,4.85;8,1;]" ..
			"list[current_player;main;0,6.08;8,3;8]" ..
			"listring[current_player;obsidianmese:chest]" ..
			"listring[current_player;main]" ..
			default.get_hotbar_bg(0,4.85))
		meta:set_string("infotext", "Obsidian Mese Chest")

		-- add particles
		local id_effect = obsidianmese.add_effects(pos)
		obsidianmese.meta_set_int("id_effect", id_effect, pos)
		minetest.get_node_timer(pos):start(10)
	end,
	on_destruct = function(pos)
		-- delete particles
		local id_effect = obsidianmese.meta_get_int("id_effect", pos)

		if id_effect and id_effect ~= 0 then
			minetest.delete_particlespawner(id_effect)
		end
	end,
	on_timer = function(pos, elapsed)
		local id_effect = obsidianmese.meta_get_int("id_effect", pos)
		local player_near = obsidianmese.check_around_radius(pos)
		
		-- delete particles
		if id_effect and id_effect ~= nil and id_effect ~= 0 and player_near == false then
			minetest.delete_particlespawner(id_effect)
			obsidianmese.meta_set_int("id_effect", 0, pos)
		end

		-- add particles
		if player_near == true then
			-- delete particles before adding new ones
			if id_effect and id_effect ~= nil then
				minetest.delete_particlespawner(id_effect)
			end

			id_effect = obsidianmese.add_effects(pos)
			obsidianmese.meta_set_int("id_effect", id_effect, pos)
		end
		minetest.get_node_timer(pos):start(10)
	end,
	on_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
		minetest.log("action", player:get_player_name()..
				" moves stuff in obsidian mese chest chest at "..minetest.pos_to_string(pos))
	end,
	on_metadata_inventory_put = function(pos, listname, index, stack, player)
		minetest.log("action", player:get_player_name()..
				" moves stuff to obsidian mese chest at "..minetest.pos_to_string(pos))
	end,
	on_metadata_inventory_take = function(pos, listname, index, stack, player)
		minetest.log("action", player:get_player_name()..
				" takes stuff from obsidian mese chest at "..minetest.pos_to_string(pos))
	end,
})

minetest.register_craft({
	output = 'obsidianmese:chest',
	recipe = {
		{'default:obsidian','default:obsidian','default:obsidian'},
		{'default:obsidian','default:mese','default:obsidian'},
		{'default:obsidian','default:obsidian','default:obsidian'}
	}
})

minetest.register_on_joinplayer(function(player)
	local inv = player:get_inventory()
	inv:set_size("obsidianmese:chest", 8*4)
end)