techpack/tubelib_addons1/autocrafter.lua

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--[[
Tubelib Addons
==============
Copyright (C) 2017-2019 Joachim Stolberg
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LGPLv2.1+
See LICENSE.txt for more information
The autocrafter is derived from pipeworks:
Copyright (C) 2004 Sam Hocevar <sam@hocevar.net> WTFPL
autocrafter.lua:
]]--
-- for lazy programmers
local S = function(pos) if pos then return minetest.pos_to_string(pos) end end
local P = minetest.string_to_pos
local M = minetest.get_meta
local STANDBY_TICKS = 6
local COUNTDOWN_TICKS = 6
local CYCLE_TIME = 2
local function formspec(self, pos, meta)
return "size[8,9.2]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
"list[context;recipe;0,0;3,3;]"..
"image[2.8,1;1,1;tubelib_gui_arrow.png]"..
"list[context;output;3.5,1;1,1;]"..
"image_button[3.5,2;1,1;".. self:get_state_button_image(meta) ..";state_button;]"..
"list[context;src;0,3.2;8,2;]"..
"list[context;dst;5,0;3,3;]"..
"list[current_player;main;0,5.4;8,4;]" ..
"listring[current_player;main]"..
"listring[context;src]" ..
"listring[current_player;main]"..
"listring[context;dst]" ..
"listring[current_player;main]"
end
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local State = tubelib.NodeStates:new({
node_name_passive = "tubelib_addons1:autocrafter",
node_name_active = "tubelib_addons1:autocrafter_active",
node_name_defect = "tubelib_addons1:autocrafter_defect",
infotext_name = "Tubelib Autocrafter",
cycle_time = CYCLE_TIME,
standby_ticks = STANDBY_TICKS,
has_item_meter = true,
aging_factor = 10,
start_condition_fullfilled = function(pos, meta)
local output = meta:get_inventory():get_stack("output", 1)
if output:is_empty() then -- no recipe?
return false
end
return true
end,
formspec_func = formspec,
})
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local function count_index(invlist)
local index = {}
for _, stack in pairs(invlist) do
if not stack:is_empty() then
local stack_name = stack:get_name()
index[stack_name] = (index[stack_name] or 0) + stack:get_count()
end
end
return index
end
-- caches some recipe data
local autocrafterCache = {}
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local function get_craft(pos, inventory, hash)
hash = hash or minetest.hash_node_position(pos)
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local craft = autocrafterCache[hash]
if not craft then
local recipe = inventory:get_list("recipe")
local output, decremented_input = minetest.get_craft_result(
{method = "normal", width = 3, items = recipe})
craft = {recipe = recipe, consumption=count_index(recipe),
output = output, decremented_input = decremented_input}
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autocrafterCache[hash] = craft
end
return craft
end
local function autocraft(pos, meta, inventory, craft)
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if not craft then return false end
local output_item = craft.output.item
-- check if we have enough room in dst
if not inventory:room_for_item("dst", output_item) then
State:blocked(pos, meta)
return
end
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local consumption = craft.consumption
local inv_index = count_index(inventory:get_list("src"))
-- check if we have enough material available
for itemname, number in pairs(consumption) do
if (not inv_index[itemname]) or inv_index[itemname] < number then
State:idle(pos, meta)
return
end
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end
-- consume material
for itemname, number in pairs(consumption) do
for i = 1, number do -- We have to do that since remove_item does not work if count > stack_max
inventory:remove_item("src", ItemStack(itemname))
end
end
-- craft the result into the dst inventory and add any "replacements" as well
inventory:add_item("dst", output_item)
for i = 1, 9 do
inventory:add_item("dst", craft.decremented_input.items[i])
end
State:keep_running(pos, meta, COUNTDOWN_TICKS, output_item:get_count())
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end
local function keep_running(pos, elapsed)
local meta = M(pos)
local inv = meta:get_inventory()
local craft = get_craft(pos, inv)
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local output_item = craft.output.item
autocraft(pos, meta, inv, craft)
return State:is_active(meta)
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end
-- note, that this function assumes allready being updated to virtual items
-- and doesn't handle recipes with stacksizes > 1
local function after_recipe_change(pos, inventory)
local meta = M(pos)
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-- if we emptied the grid, there's no point in keeping it running or cached
if inventory:is_empty("recipe") then
autocrafterCache[minetest.hash_node_position(pos)] = nil
inventory:set_stack("output", 1, "")
State:stop(pos, meta)
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return
end
local recipe_changed = false
local recipe = inventory:get_list("recipe")
local hash = minetest.hash_node_position(pos)
local craft = autocrafterCache[hash]
if craft then
-- check if it changed
local cached_recipe = craft.recipe
for i = 1, 9 do
if recipe[i]:get_name() ~= cached_recipe[i]:get_name() then
autocrafterCache[hash] = nil -- invalidate recipe
craft = nil
break
end
end
end
craft = craft or get_craft(pos, inventory, hash)
local output_item = craft.output.item
inventory:set_stack("output", 1, output_item)
State:stop(pos, meta)
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end
-- clean out unknown items and groups, which would be handled like unknown items in the crafting grid
-- if minetest supports query by group one day, this might replace them
-- with a canonical version instead
local function normalize(item_list)
for i = 1, #item_list do
local name = item_list[i]
if not minetest.registered_items[name] then
item_list[i] = ""
end
end
return item_list
end
local function on_output_change(pos, inventory, stack)
if not stack then
inventory:set_list("output", {})
inventory:set_list("recipe", {})
else
local input = minetest.get_craft_recipe(stack:get_name())
if not input.items or input.type ~= "normal" then return end
local items, width = normalize(input.items), input.width
local item_idx, width_idx = 1, 1
for i = 1, 9 do
if width_idx <= width then
inventory:set_stack("recipe", i, items[item_idx])
item_idx = item_idx + 1
else
inventory:set_stack("recipe", i, ItemStack(""))
end
width_idx = (width_idx < 3) and (width_idx + 1) or 1
end
-- we'll set the output slot in after_recipe_change to the actual result of the new recipe
end
after_recipe_change(pos, inventory)
end
local function allow_metadata_inventory_put(pos, listname, index, stack, player)
if minetest.is_protected(pos, player:get_player_name()) then
return 0
end
local inv = minetest.get_meta(pos):get_inventory()
if listname == "recipe" then
stack:set_count(1)
inv:set_stack(listname, index, stack)
after_recipe_change(pos, inv)
return 0
elseif listname == "output" then
on_output_change(pos, inv, stack)
return 0
elseif listname == "src" and State:get_state(M(pos)) == tubelib.STANDBY then
State:start(pos, M(pos))
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end
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
-- upgrade_autocrafter(pos)
local inv = minetest.get_meta(pos):get_inventory()
if listname == "recipe" then
inv:set_stack(listname, index, ItemStack(""))
after_recipe_change(pos, inv)
return 0
elseif listname == "output" then
on_output_change(pos, inv, nil)
return 0
end
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
local inv = minetest.get_meta(pos):get_inventory()
local stack = inv:get_stack(from_list, from_index)
if to_list == "output" then
on_output_change(pos, inv, stack)
return 0
elseif from_list == "output" then
on_output_change(pos, inv, nil)
if to_list ~= "recipe" then
return 0
end -- else fall through to recipe list handling
end
if from_list == "recipe" or to_list == "recipe" then
if from_list == "recipe" then
inv:set_stack(from_list, from_index, ItemStack(""))
end
if to_list == "recipe" then
stack:set_count(1)
inv:set_stack(to_list, to_index, stack)
end
after_recipe_change(pos, inv)
return 0
end
return count
end
local function on_receive_fields(pos, formname, fields, player)
if minetest.is_protected(pos, player:get_player_name()) then
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return
end
State:state_button_event(pos, fields)
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end
minetest.register_node("tubelib_addons1:autocrafter", {
description = "Tubelib Autocrafter",
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drawtype = "normal",
tiles = {
'tubelib_front.png',
'tubelib_front.png',
'tubelib_addons1_autocrafter.png'},
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after_place_node = function(pos, placer)
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local number = tubelib.add_node(pos, "tubelib_addons1:autocrafter")
State:node_init(pos, number)
local inv = M(pos):get_inventory()
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inv:set_size("src", 2*8)
inv:set_size("recipe", 3*3)
inv:set_size("dst", 3*3)
inv:set_size("output", 1)
end,
can_dig = function(pos, player)
if minetest.is_protected(pos, player:get_player_name()) then
return false
end
local inv = M(pos):get_inventory()
return inv:is_empty("dst") and inv:is_empty("src")
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end,
after_dig_node = function(pos, oldnode, oldmetadata, digger)
autocrafterCache[minetest.hash_node_position(pos)] = nil
tubelib.remove_node(pos)
State:after_dig_node(pos, oldnode, oldmetadata, digger)
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end,
on_rotate = screwdriver.disallow,
on_timer = keep_running,
on_receive_fields = on_receive_fields,
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allow_metadata_inventory_put = allow_metadata_inventory_put,
allow_metadata_inventory_take = allow_metadata_inventory_take,
allow_metadata_inventory_move = allow_metadata_inventory_move,
drop = "",
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paramtype = "light",
sunlight_propagates = true,
paramtype2 = "facedir",
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groups = {choppy=2, cracky=2, crumbly=2},
is_ground_content = false,
sounds = default.node_sound_wood_defaults(),
})
minetest.register_node("tubelib_addons1:autocrafter_active", {
description = "Tubelib Autocrafter",
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drawtype = "normal",
tiles = {
'tubelib_front.png',
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'tubelib_front.png',
{
image = 'tubelib_addons1_autocrafter_active.png',
backface_culling = false,
animation = {
type = "vertical_frames",
aspect_w = 32,
aspect_h = 32,
length = 0.5,
},
},
},
on_rotate = screwdriver.disallow,
on_timer = keep_running,
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on_receive_fields = on_receive_fields,
allow_metadata_inventory_put = allow_metadata_inventory_put,
allow_metadata_inventory_take = allow_metadata_inventory_take,
allow_metadata_inventory_move = allow_metadata_inventory_move,
paramtype = "light",
sunlight_propagates = true,
paramtype2 = "facedir",
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groups = {crumbly=0, not_in_creative_inventory=1},
is_ground_content = false,
sounds = default.node_sound_wood_defaults(),
})
minetest.register_node("tubelib_addons1:autocrafter_defect", {
description = "Tubelib Autocrafter",
drawtype = "normal",
tiles = {
'tubelib_front.png',
'tubelib_front.png',
'tubelib_addons1_autocrafter.png^tubelib_defect.png'
},
after_place_node = function(pos, placer)
local number = tubelib.add_node(pos, "tubelib_addons1:autocrafter")
State:node_init(pos, number)
local meta = M(pos)
local inv = meta:get_inventory()
inv:set_size("src", 2*8)
inv:set_size("recipe", 3*3)
inv:set_size("dst", 3*3)
inv:set_size("output", 1)
State:defect(pos, meta)
end,
can_dig = function(pos, player)
if minetest.is_protected(pos, player:get_player_name()) then
return false
end
local inv = M(pos):get_inventory()
return inv:is_empty("dst") and inv:is_empty("src")
end,
after_dig_node = function(pos, oldnode, oldmetadata, digger)
autocrafterCache[minetest.hash_node_position(pos)] = nil
tubelib.remove_node(pos)
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,
paramtype = "light",
sunlight_propagates = true,
paramtype2 = "facedir",
groups = {choppy=2, cracky=2, crumbly=2, not_in_creative_inventory=1},
is_ground_content = false,
sounds = default.node_sound_wood_defaults(),
})
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minetest.register_craft({
output = "tubelib_addons1:autocrafter",
recipe = {
{"group:wood", "default:steel_ingot", "group:wood"},
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{"tubelib:tubeS", "default:mese_crystal", "tubelib:tubeS"},
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{"default:steel_ingot", "default:steel_ingot", "default:steel_ingot"},
},
})
tubelib.register_node("tubelib_addons1:autocrafter",
{"tubelib_addons1:autocrafter_active", "tubelib_addons1:autocrafter_defect"}, {
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on_pull_item = function(pos, side)
return tubelib.get_item(M(pos), "dst")
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end,
on_push_item = function(pos, side, item)
return tubelib.put_item(M(pos), "src", item)
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end,
on_unpull_item = function(pos, side, item)
return tubelib.put_item(M(pos), "dst", item)
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end,
on_recv_message = function(pos, topic, payload)
local resp = State:on_receive_message(pos, topic, payload)
if resp then
return resp
else
return "unsupported"
end
end,
on_node_load = function(pos)
State:on_node_load(pos)
end,
on_node_repair = function(pos)
return State:on_node_repair(pos)
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end,
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})