minetest-mods/basic_machines/recycler.lua
2019-12-14 17:47:31 +01:00

244 lines
No EOL
8.4 KiB
Lua

-- rnd 2015:
-- this node works as a reverse of crafting process with a 25% loss of items (aka recycling). You can select which recipe to use when recycling.
-- There is a fuel cost to recycle
-- prevent unrealistic recyclings
local no_recycle_list = {
["default:steel_ingot"]=1,["default:copper_ingot"]=1,["default:bronze_ingot"]=1,["default:gold_ingot"]=1,
["dye:white"]=1,["dye:grey"]=1,["dye:dark_grey"]=1,["dye:black"]=1,
["dye:violet"]=1,["dye:blue"]=1,["dye:cyan"]=1,["dye:dark_green"]=1,
["dye:green"]=1,["dye:yellow"]=1,["dye:brown"]=1,["dye:orange"]=1,
["dye:red"]=1,["dye:magenta"]=1,["dye:pink"]=1,
}
local recycler_process = function(pos)
local node = minetest.get_node({x=pos.x,y=pos.y-1,z=pos.z}).name;
local meta = minetest.get_meta(pos);local inv = meta:get_inventory();
-- FUEL CHECK
local fuel = meta:get_float("fuel");
if fuel-1<0 then -- we need new fuel, check chest below
local fuellist = inv:get_list("fuel")
if not fuellist then return end
local fueladd, afterfuel = minetest.get_craft_result({method = "fuel", width = 1, items = fuellist})
local supply=0;
if fueladd.time == 0 then -- no fuel inserted, try look for outlet
-- No valid fuel in fuel list
supply = basic_machines.check_power({x=pos.x,y=pos.y-1,z=pos.z},1) or 0;
if supply>0 then
fueladd.time = 40*supply -- same as 10 coal
else
meta:set_string("infotext", "Please insert fuel.");
return;
end
else
if supply==0 then -- Take fuel from fuel list if no supply available
inv:set_stack("fuel", 1, afterfuel.items[1])
fueladd.time = fueladd.time*0.1; -- thats 4 for coal
end
end
if fueladd.time>0 then
fuel=fuel + fueladd.time
meta:set_float("fuel",fuel);
meta:set_string("infotext", "added fuel furnace burn time " .. fueladd.time .. ", fuel status " .. fuel);
end
if fuel-1<0 then return end
end
-- RECYCLING: check out inserted items
local stack = inv:get_stack("src",1);
if stack:is_empty() then return end; -- nothing to do
local src_item = stack:to_string();
local p=string.find(src_item," "); if p then src_item = string.sub(src_item,1,p-1) end -- take first word to determine what item was
-- look if we already handled this item
local known_recipe=true;
if src_item~=meta:get_string("node") then-- did we already handle this? if yes read from cache
meta:set_string("node",src_item);
meta:set_string("itemlist","{}");
meta:set_int("reqcount",0);
known_recipe=false;
end
local itemlist, reqcount;
reqcount = 1; -- needed count of materials for recycle to work
if not known_recipe then
if no_recycle_list[src_item] then meta:set_string("node","") return end -- dont allow recycling of forbidden items
local recipe = minetest.get_all_craft_recipes( src_item );
local recipe_id = tonumber(meta:get_int("recipe")) or 1;
if not recipe then
return
else
itemlist = recipe[recipe_id];
if not itemlist then meta:set_string("node","") return end;
itemlist=itemlist.items;
end
local output = recipe[recipe_id].output or "";
if string.find(output," ") then
local par = string.find(output," ");
--if (tonumber(string.sub(output, par)) or 0)>1 then itemlist = {} end
if par then
reqcount = tonumber(string.sub(output, par)) or 1;
end
end
meta:set_string("itemlist",minetest.serialize(itemlist)); -- read cached itemlist
meta:set_int("reqcount",reqcount);
else
itemlist=minetest.deserialize(meta:get_string("itemlist")) or {};
reqcount = meta:get_int("reqcount") or 1;
end
if stack:get_count()<reqcount then
meta:set_string("infotext", "at least " .. reqcount .. " of " .. src_item .. " is needed ");
return
end
--empty dst inventory before proceeding
-- local size = inv:get_size("dst");
-- for i=1,size do
-- inv:set_stack("dst", i, ItemStack(""));
-- end
--take 1 item from src inventory for each activation
stack=stack:take_item(reqcount); inv:remove_item("src", stack)
for _, v in pairs(itemlist) do
if math.random(1, 4)<=3 then -- probability 3/4 = 75%
if not string.find(v,"group") then -- dont add if item described with group
local par = string.find(v,"\"") or 0;
if inv:room_for_item("dst", ItemStack(v)) then -- can item be put in
inv:add_item("dst",ItemStack(v));
else return
end
end
end
end
minetest.sound_play("recycler", {pos=pos,gain=0.5,max_hear_distance = 16,})
fuel = fuel-1; -- burn fuel on succesful operation
meta:set_float("fuel",fuel); meta:set_string("infotext", "fuel status " .. fuel .. ", recycling " .. meta:get_string("node"));
end
local recycler_update_meta = function(pos)
local meta = minetest.get_meta(pos)
local list_name = "nodemeta:"..pos.x..','..pos.y..','..pos.z
local form =
"size[8,8]".. -- width, height
--"size[6,10]".. -- width, height
"label[0,0;IN] label[1,0;OUT] label[0,2;FUEL] "..
"list["..list_name..";src;0.,0.5;1,1;]"..
"list["..list_name..";dst;1.,0.5;3,3;]"..
"list["..list_name..";fuel;0.,2.5;1,1;]"..
"list[current_player;main;0,4;8,4;]"..
"field[4.5,0.75;2,1;recipe;select recipe: ;"..(meta:get_int("recipe")).."]"..
"button[6.5,0.5;1,1;OK;OK]"..
"listring["..list_name..";dst]"..
"listring[current_player;main]"..
"listring["..list_name..";src]"..
"listring[current_player;main]"..
"listring["..list_name..";fuel]"..
"listring[current_player;main]"
--"field[0.25,4.5;2,1;mode;mode;"..mode.."]"
meta:set_string("formspec", form)
end
minetest.register_node("basic_machines:recycler", {
description = "Recycler - use to get some ingredients back from crafted things",
tiles = {"recycler.png"},
groups = {cracky=3, mesecon_effector_on = 1},
sounds = default.node_sound_wood_defaults(),
after_place_node = function(pos, placer)
local meta = minetest.get_meta(pos);
meta:set_string("infotext", "Recycler: put one item in it (src) and obtain 75% of raw materials (dst). To operate it insert fuel, then insert item to recycle or use keypad to activate it.")
meta:set_string("owner", placer:get_player_name());
meta:set_int("recipe",1);
meta:set_float("fuel",0);
local inv = meta:get_inventory();inv:set_size("src", 1);inv:set_size("dst",9);inv:set_size("fuel",1);
end,
on_rightclick = function(pos, node, player, itemstack, pointed_thing)
local meta = minetest.get_meta(pos);
local privs = minetest.get_player_privs(player:get_player_name());
if minetest.is_protected(pos, player:get_player_name()) and not privs.privs then return end -- only owner can interact with recycler
recycler_update_meta(pos);
end,
allow_metadata_inventory_put = function(pos, listname, index, stack, player)
local meta = minetest.get_meta(pos);
local privs = minetest.get_player_privs(player:get_player_name());
if meta:get_string("owner")~=player:get_player_name() and not privs.privs then return 0 end
return stack:get_count();
end,
allow_metadata_inventory_take = function(pos, listname, index, stack, player)
local meta = minetest.get_meta(pos);
local privs = minetest.get_player_privs(player:get_player_name());
if meta:get_string("owner")~=player:get_player_name() and not privs.privs then return 0 end
return stack:get_count();
end,
on_metadata_inventory_put = function(pos, listname, index, stack, player)
if listname =="dst" then return end
recycler_process(pos);
end,
allow_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
return 0;
end,
mesecons = {effector = {
action_on = function (pos, node,ttl)
if type(ttl)~="number" then ttl = 1 end
if ttl<0 then return end -- machines_TTL prevents infinite recursion
recycler_process(pos);
end
}
},
on_receive_fields = function(pos, formname, fields, sender)
if minetest.is_protected(pos, sender:get_player_name()) then return end
if fields.quit then return end
local meta = minetest.get_meta(pos);
local recipe=1;
if fields.recipe then
recipe = tonumber(fields.recipe) or 1;
else return;
end
meta:set_int("recipe",recipe);
meta:set_string("node",""); -- this will force to reread recipe on next use
recycler_update_meta(pos);
end,
})
-- minetest.register_craft({
-- output = "basic_machines:recycler",
-- recipe = {
-- {"default:mese_crystal","default:mese_crystal","default:mese_crystal"},
-- {"default:mese_crystal","default:diamondblock","default:mese_crystal"},
-- {"default:mese_crystal","default:mese_crystal","default:mese_crystal"},
-- }
-- })