118 lines
2.7 KiB
Lua
118 lines
2.7 KiB
Lua
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--[[
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TechAge
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=======
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Copyright (C) 2019 Joachim Stolberg
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LGPLv2.1+
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See LICENSE.txt for more information
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Cooking routines for furnace
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]]--
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-- for lazy programmers
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local S = function(pos) if pos then return minetest.pos_to_string(pos) end end
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local P = minetest.string_to_pos
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local M = minetest.get_meta
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-- Load support for intllib.
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local MP = minetest.get_modpath("techage")
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local I,_ = dofile(MP.."/intllib.lua")
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local Recipes = {} -- registered recipes
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local KeyList = {} -- index to Recipes key translation
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local NumRecipes = 0
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techage.furnace = {}
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-- move recipe src items to output inventory
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local function process(inv, recipe)
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local res
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-- check if all ingredients are available
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for _,item in ipairs(recipe.input) do
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if not inv:contains_item("src", item) then
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return false
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end
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end
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-- remove items
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for _,item in ipairs(recipe.input) do
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inv:remove_item("src", item)
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end
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-- add to dst
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local stack = ItemStack(recipe.output)
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stack:set_count(recipe.number)
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inv:add_item("dst", stack)
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return true
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end
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function techage.furnace.smelting(pos, mem, elapsed)
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local inv = M(pos):get_inventory()
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local state = techage.STANDBY
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if inv and not inv:is_empty("src") then
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local key = KeyList[mem.recipe_idx or 1] or KeyList[1]
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local recipe = Recipes[key]
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-- check dst inv
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local item = ItemStack(recipe.output)
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if not inv:room_for_item("dst", item) then
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return techage.BLOCKED
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end
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elapsed = elapsed + (mem.leftover or 0)
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while elapsed >= recipe.time do
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if process(inv, recipe) == false then
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mem.leftover = 0
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return techage.STANDBY
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else
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state = techage.RUNNING
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end
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elapsed = elapsed - recipe.time
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end
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mem.leftover = elapsed
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return state
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end
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return techage.STANDBY
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end
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function techage.furnace.get_output(idx)
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local key = KeyList[idx] or KeyList[1]
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return Recipes[key].output
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end
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function techage.furnace.get_num_recipes()
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return NumRecipes
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end
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function techage.furnace.reset_cooking(mem)
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mem.leftover = 0
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end
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if minetest.global_exists("unified_inventory") then
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unified_inventory.register_craft_type("ta3_melting", {
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description = I("TA3 Melting"),
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icon = "techage_concrete.png^techage_appl_furnace.png^techage_frame_ta3.png",
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width = 2,
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height = 2,
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})
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end
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function techage.furnace.register_recipe(recipe)
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local output = string.split(recipe.output, " ")
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local number = tonumber(output[2] or 1)
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table.insert(KeyList, output)
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Recipes[output] = {
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input = recipe.recipe,
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output = output[1],
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number = number,
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time = math.max((recipe.time or 3) * number, 2),
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}
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NumRecipes = NumRecipes + 1
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if minetest.global_exists("unified_inventory") then
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recipe.items = recipe.recipe
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recipe.type = "ta3_melting"
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unified_inventory.register_craft(recipe)
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end
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end
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