--[[ Tubelib Addons 3 ================ Copyright (C) 2017-2018 Joachim Stolberg LGPLv2.1+ See LICENSE.txt for more information pushing_chest.lua A high performance pushing chest ]]-- local Cache = {} local function allow_metadata_inventory_put(pos, listname, index, stack, player) if minetest.is_protected(pos, player:get_player_name()) then return 0 end Cache[minetest.get_meta(pos):get_string("number")] = nil minetest.log("action", player:get_player_name().." moves "..stack:get_name().. " to chest at "..minetest.pos_to_string(pos)) return stack:get_count() end local function allow_metadata_inventory_take(pos, listname, index, stack, player) if minetest.is_protected(pos, player:get_player_name()) then return 0 end Cache[minetest.get_meta(pos):get_string("number")] = nil minetest.log("action", player:get_player_name().." takes "..stack:get_name().. " from chest at "..minetest.pos_to_string(pos)) return stack:get_count() end local function allow_metadata_inventory_move(pos, from_list, from_index, to_list, to_index, count, player) if minetest.is_protected(pos, player:get_player_name()) then return 0 end Cache[minetest.get_meta(pos):get_string("number")] = nil return count end local function set_state(meta, state) local number = meta:get_string("number") meta:set_string("infotext", "HighPerf Pushing Chest "..number..": "..state) meta:set_string("state", state) end local function configured(pos, item) local meta = minetest.get_meta(pos) local inv = meta:get_inventory() local number = meta:get_string("number") if not Cache[number] then Cache[number] = {} for _,items in ipairs(inv:get_list("main")) do Cache[number][items:get_name()] = true end end return Cache[number][item:get_name()] == true end local function shift_items(pos, elapsed) local meta = minetest.get_meta(pos) local inv = meta:get_inventory() if not inv:is_empty("shift") then local number = meta:get_string("number") local player_name = meta:get_string("player_name") local offs = meta:get_int("offs") meta:set_int("offs", offs + 1) for i = 0,7 do local idx = ((i + offs) % 8) + 1 local stack = inv:get_stack("shift", idx) if stack:get_count() > 0 then if tubelib.push_items(pos, "R", stack, player_name) then -- The effort is needed here for the case the -- pusher pushes into its own chest. local num = stack:get_count() stack = inv:get_stack("shift", idx) stack:take_item(num) inv:set_stack("shift", idx, stack) return true else set_state(meta, "blocked") end end end end return true end local function formspec() return "size[9,9.2]".. default.gui_bg.. default.gui_bg_img.. default.gui_slots.. "list[context;shift;0.5,0;8,1;]".. "list[context;main;0.5,1.2;8,4;]".. "image[0.5,0;1,1;tubelib_gui_arrow.png]".. "image[7.5,0;1,1;tubelib_gui_arrow.png]".. "list[current_player;main;0.5,5.5;8,4;]".. "image[0.5,1.2;1,1;tubelib_gui_arrow.png^[transformR270]".. "listring[context;main]".. "listring[current_player;main]" end minetest.register_node("tubelib_addons3:pushing_chest", { description = "HighPerf Pushing Chest", tiles = { -- up, down, right, left, back, front { image = "tubelib_addons3_pusher_active.png", backface_culling = false, animation = { type = "vertical_frames", aspect_w = 32, aspect_h = 32, length = 2.0, }, }, 'tubelib_addons3_chest_bottom.png', "tubelib_addons3_chest_out.png", "tubelib_addons3_chest_side.png", "tubelib_addons3_chest_side.png", "tubelib_addons3_chest_front.png", }, on_construct = function(pos) local meta = minetest.get_meta(pos) local inv = meta:get_inventory() inv:set_size('main', 32) inv:set_size('shift', 8) end, after_place_node = function(pos, placer) local meta = minetest.get_meta(pos) local number = tubelib.add_node(pos, "tubelib_addons3:pushing_chest") meta:set_string("player_name", placer:get_player_name()) meta:set_string("number", number) meta:set_string("formspec", formspec()) set_state(meta, "empty") minetest.get_node_timer(pos):start(2) end, can_dig = function(pos,player) if minetest.is_protected(pos, player:get_player_name()) then return false end local meta = minetest.get_meta(pos); local inv = meta:get_inventory() return inv:is_empty("main") and inv:is_empty("shift") end, on_dig = function(pos, node, puncher, pointed_thing) minetest.node_dig(pos, node, puncher, pointed_thing) end, allow_metadata_inventory_put = allow_metadata_inventory_put, allow_metadata_inventory_take = allow_metadata_inventory_take, allow_metadata_inventory_move = allow_metadata_inventory_move, on_timer = shift_items, on_rotate = screwdriver.disallow, paramtype = "light", sunlight_propagates = true, paramtype2 = "facedir", groups = {choppy=2, cracky=2, crumbly=2}, is_ground_content = false, sounds = default.node_sound_wood_defaults(), }) minetest.register_craft({ output = "tubelib_addons3:pushing_chest", recipe = { {"default:tin_ingot", "tubelib_addons3:pusher", ""}, {"tubelib_addons1:chest", "default:gold_ingot", ""}, {"", "", ""}, }, }) tubelib.register_node("tubelib_addons3:pushing_chest", {}, { on_recv_message = function(pos, topic, payload) local node = minetest.get_node(pos) if topic == "state" then local meta = minetest.get_meta(pos) local inv = meta:get_inventory() if inv:is_empty("main") then return "empty" end return meta:get_string("state") else return "not supported" end end, on_pull_item = function(pos, side) local meta = minetest.get_meta(pos) local item = tubelib.get_item(meta, "main") -- check if one remaining item is left if meta:get_inventory():contains_item("main", item) then return item else -- don't remove the last item (recipe) tubelib.put_item(meta, "main", item) return nil end end, on_push_item = function(pos, side, item) local meta = minetest.get_meta(pos) if configured(pos, item) then if tubelib.put_item(meta, "main", item) then set_state(meta, "loaded") return true else set_state(meta, "full") return tubelib.put_item(meta, "shift", item) end else return tubelib.put_item(meta, "shift", item) end end, on_unpull_item = function(pos, side, item) local meta = minetest.get_meta(pos) return tubelib.put_item(meta, "main", item) end, on_recv_message = function(pos, topic, payload) return "unsupported" end, })