techage/basis/fuel_lib.lua
2021-03-01 20:56:58 +01:00

156 lines
4.3 KiB
Lua

--[[
TechAge
=======
Copyright (C) 2019-2020 Joachim Stolberg
AGPL v3
See LICENSE.txt for more information
Oil fuel burning lib
]]--
local S2P = minetest.string_to_pos
local P2S = minetest.pos_to_string
local M = minetest.get_meta
local S = techage.S
local Pipe = techage.LiquidPipe
local liquid = techage.liquid
local ValidOilFuels = techage.firebox.ValidOilFuels
local Burntime = techage.firebox.Burntime
techage.fuel = {}
local CAPACITY = 50
local BLOCKING_TIME = 0.3 -- 300ms
techage.fuel.CAPACITY = CAPACITY
-- fuel burning categories (better than...)
techage.fuel.BT_BITUMEN = 4
techage.fuel.BT_OIL = 3
techage.fuel.BT_FUELOIL = 2
techage.fuel.BT_NAPHTHA = 1
function techage.fuel.fuel_container(x, y, nvm)
local itemname = ""
if nvm.liquid and nvm.liquid.name and nvm.liquid.amount and nvm.liquid.amount > 0 then
itemname = nvm.liquid.name.." "..nvm.liquid.amount
end
local fuel_percent = 0
if nvm.running then
fuel_percent = ((nvm.burn_cycles or 1) * 100) / (nvm.burn_cycles_total or 1)
end
return "container["..x..","..y.."]"..
"box[0,0;1.05,2.1;#000000]"..
"image[0.1,0.1;1,1;default_furnace_fire_bg.png^[lowpart:"..
fuel_percent..":default_furnace_fire_fg.png]"..
techage.item_image(0.1, 1.1, itemname)..
"container_end[]"
end
local function help(x, y)
local tooltip = S("To add fuel punch\nthis block\nwith a fuel container")
return "label["..x..","..y..";"..minetest.colorize("#000000", minetest.formspec_escape("[?]")).."]"..
"tooltip["..x..","..y..";0.5,0.5;"..tooltip..";#0C3D32;#FFFFFF]"
end
function techage.fuel.formspec(nvm)
local title = S("Fuel Menu")
return "size[4,3]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
"box[0,-0.1;3.8,0.5;#c6e8ff]"..
"label[1,-0.1;"..minetest.colorize("#000000", title).."]"..
help(3.4, -0.1)..
techage.fuel.fuel_container(1.5, 1, nvm)
end
function techage.fuel.can_dig(pos, player)
if not player or minetest.is_protected(pos, player:get_player_name()) then
return false
end
local nvm = techage.get_nvm(pos)
nvm.liquid = nvm.liquid or {}
nvm.liquid.amount = nvm.liquid.amount or 0
local inv = M(pos):get_inventory()
return not inv or inv:is_empty("fuel") and nvm.liquid.amount == 0
end
function techage.fuel.on_rightclick(pos, node, clicker)
techage.set_activeformspec(pos, clicker)
local nvm = techage.get_nvm(pos)
M(pos):set_string("formspec", techage.fuel.formspec(nvm))
end
-- name is the fuel item name
function techage.fuel.burntime(name)
if ValidOilFuels[name] then
return Burntime[name] or 0.01 -- not zero !
end
return 0.01 -- not zero !
end
function techage.fuel.valid_fuel(name, category)
return ValidOilFuels[name] and ValidOilFuels[name] <= category
end
function techage.fuel.on_punch(pos, node, puncher, pointed_thing)
local nvm = techage.get_nvm(pos)
local mem = techage.get_mem(pos)
mem.blocking_time = mem.blocking_time or 0
if mem.blocking_time > techage.SystemTime then
return
end
local wielded_item = puncher:get_wielded_item():get_name()
local item_count = puncher:get_wielded_item():get_count()
local new_item = liquid.fill_on_punch(nvm, wielded_item, item_count, puncher)
if new_item then
puncher:set_wielded_item(new_item)
M(pos):set_string("formspec", techage.fuel.formspec(pos, nvm))
mem.blocking_time = techage.SystemTime + BLOCKING_TIME
return
end
local ldef = liquid.get_liquid_def(wielded_item)
if ldef and ValidOilFuels[ldef.inv_item] then
local lqd = (minetest.registered_nodes[node.name] or {}).liquid
if not lqd.fuel_cat or ValidOilFuels[ldef.inv_item] <= lqd.fuel_cat then
local new_item = liquid.empty_on_punch(pos, nvm, wielded_item, item_count)
if new_item then
puncher:set_wielded_item(new_item)
M(pos):set_string("formspec", techage.fuel.formspec(pos, nvm))
mem.blocking_time = techage.SystemTime + BLOCKING_TIME
end
end
end
end
function techage.fuel.get_fuel(nvm)
if nvm.liquid and nvm.liquid.name and nvm.liquid.amount then
if nvm.liquid.amount > 0 then
nvm.liquid.amount = nvm.liquid.amount - 1
return nvm.liquid.name
end
nvm.liquid.name = nil
end
return nil
end
function techage.fuel.has_fuel(nvm)
nvm.liquid = nvm.liquid or {}
nvm.liquid.amount = nvm.liquid.amount or 0
return nvm.liquid.amount > 0
end
function techage.fuel.get_fuel_amount(nvm)
if nvm.liquid and nvm.liquid.amount then
return nvm.liquid.amount
end
return 0
end