pipeworks/autocrafter.lua
2013-10-04 10:41:23 -04:00

140 lines
5.1 KiB
Lua

local autocrafterCache={}
function addCacheEntry(pos,recipe,result,new)
if autocrafterCache[pos.x] == nil then autocrafterCache[pos.x] = {} end
if autocrafterCache[pos.x][pos.y] == nil then autocrafterCache[pos.x][pos.y] = {} end
if autocrafterCache[pos.x][pos.y][pos.z] == nil then autocrafterCache[pos.x][pos.z] = {} end
autocrafterCache[pos.x][pos.y][pos.z] = {["recipe"] = recipe, ["result"] = result, ["new"] = new}
end
function getCacheEntry(pos)
if autocrafterCache[pos.x] == nil then return nil,nil,nil end
if autocrafterCache[pos.x][pos.y] == nil then return nil,nil,nil end
if autocrafterCache[pos.x][pos.y][pos.z] == nil then return nil,nil,nil end
return autocrafterCache[pos.x][pos.y][pos.z]["recipe"], autocrafterCache[pos.x][pos.y][pos.z]["result"], autocrafterCache[pos.x][pos.y][pos.z]["new"]
end
function autocraft(inventory,pos)
local recipe=inventory:get_list("recipe")
local recipe_last
local result
local new
recipe_last, result, new = getCacheEntry(pos)
if recipe_last ~=nil then
local recipeUnchanged = true
for i=1,9 do
--print ("recipe_base"..i.." ")
--print (recipe[i]:get_name())
--print (recipe[i]:get_count())
--print (recipe_last[i]:get_name())
--print (recipe_last[i]:get_count())
if recipe[i]:get_name() ~= recipe_last[i]:get_name() then
recipeUnchanged = False
break
end
if recipe[i]:get_count() ~= recipe_last[i]:get_count() then
recipeUnchanged = False
break
end
end
if recipeUnchanged then
-- print("autocrafter recipe unchanged")
else
print("autocrafter recipe changed at pos("..pos.x..","..pos.y..","..pos.z..")")
for i=1,9 do
recipe_last[i] = recipe[i]
recipe[i]=ItemStack({name=recipe[i]:get_name(),count=1})
end
result,new=minetest.get_craft_result({method="normal",width=3,items=recipe})
addCacheEntry(pos,recipe_last,result,new)
end
else
print("first call for this autocrafter at pos("..pos.x..","..pos.y..","..pos.z..")")
recipe_last={}
for i=1,9 do
recipe_last[i] = recipe[i]
--print (recipe_last[i]:get_name())
recipe[i]=ItemStack({name=recipe[i]:get_name(),count=1})
end
result,new=minetest.get_craft_result({method="normal",width=3,items=recipe})
addCacheEntry(pos,recipe_last,result,new)
end
local input=inventory:get_list("input")
if result.item:is_empty() then return end
result=result.item
if not inventory:room_for_item("dst", result) then return end
local to_use={}
for _,item in ipairs(recipe) do
if item~=nil and not item:is_empty() then
if to_use[item:get_name()]==nil then
to_use[item:get_name()]=1
else
to_use[item:get_name()]=to_use[item:get_name()]+1
end
end
end
local stack
for itemname,number in pairs(to_use) do
stack=ItemStack({name=itemname, count=number})
if not inventory:contains_item("src",stack) then return end
end
for itemname,number in pairs(to_use) do
stack=ItemStack({name=itemname, count=number})
inventory:remove_item("src",stack)
end
inventory:add_item("dst",result)
for i=1,9 do
inventory:add_item("dst",new.items[i])
end
end
minetest.register_node("pipeworks:autocrafter",{
description = "Autocrafter",
drawtype="normal",
tiles={"pipeworks_autocrafter.png"},
groups={snappy=3,tubedevice=1,tubedevice_receiver=1},
tube={insert_object=function(pos,node,stack,direction)
local meta=minetest.get_meta(pos)
local inv=meta:get_inventory()
return inv:add_item("src",stack)
end,
can_insert=function(pos,node,stack,direction)
local meta=minetest.get_meta(pos)
local inv=meta:get_inventory()
return inv:room_for_item("src",stack)
end,
input_inventory="dst",
connect_sides={left=1, right=1, front=1, back=1, top=1, bottom=1}},
on_construct = function(pos)
local meta = minetest.get_meta(pos)
meta:set_string("formspec",
"size[8,11]"..
"list[current_name;recipe;0,0;3,3;]"..
"list[current_name;src;0,3.5;8,3;]"..
"list[current_name;dst;4,0;4,3;]"..
"list[current_player;main;0,7;8,4;]")
meta:set_string("infotext", "Autocrafter")
local inv = meta:get_inventory()
inv:set_size("src",3*8)
inv:set_size("recipe",3*3)
inv:set_size("dst",4*3)
end,
can_dig = function(pos,player)
local meta = minetest.get_meta(pos);
local inv = meta:get_inventory()
return (inv:is_empty("src") and inv:is_empty("recipe") and inv:is_empty("dst"))
end,
after_place_node = tube_scanforobjects,
after_dig_node = tube_scanforobjects,
})
minetest.register_abm({nodenames={"pipeworks:autocrafter"},interval=1,chance=1,
action=function(pos,node)
local meta=minetest.get_meta(pos)
local inv=meta:get_inventory()
autocraft(inv,pos)
end
})