82 lines
2.6 KiB
Lua
82 lines
2.6 KiB
Lua
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local TIMER_DURATION = 1
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local META_TARGET_LAVA = "tarlava"
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local META_LAVA_IN_TANK = "lavam"
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local EMPTY_BUCKET = logistica.itemstrings.empty_bucket
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local LAVA_LIQUID_NAME = logistica.liquids.lava
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local function get_lava_furnace_lava_in_tank(meta)
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return meta:get_int(META_LAVA_IN_TANK)
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end
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local function set_lava_furnace_lava_in_tank(meta, newLevel)
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meta:set_int(META_LAVA_IN_TANK, newLevel)
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end
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local function get_min_lava(meta)
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return meta:get_int(META_TARGET_LAVA)
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end
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--------------------------------
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-- public functions
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--------------------------------
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-- returns the lava cap in milibuckets
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function logistica.lava_furnace_get_lava_capacity(pos)
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local nodeName = minetest.get_node(pos).name
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local nodeDef = minetest.registered_nodes[nodeName]
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if not nodeDef or not nodeDef.logistica or not nodeDef.logistica.lava_capacity then
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return nil
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end
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return nodeDef.logistica.lava_capacity * 1000
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end
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function logistica.lava_furnace_fueler_start_timer(pos)
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logistica.start_node_timer(pos, TIMER_DURATION)
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end
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-- returns the target position of the lava furnace
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function logistica.lava_furnace_fueler_target_pos(pos)
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local node = minetest.get_node_or_nil(pos)
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if not node then return nil end
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local target = vector.add(pos, logistica.get_rot_directions(node.param2).backward)
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if not minetest.get_node_or_nil(target) then return nil end
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return target
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end
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function logistica.lava_furnace_fueler_on_timer(pos, elapsed)
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if not logistica.is_machine_on(pos) then return end
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if not logistica.get_network_or_nil(pos) then return true end
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local targetPos = logistica.lava_furnace_fueler_target_pos(pos)
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if not targetPos then return true end -- targetPos may be nil if trying to refuel an unloaded block
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local targetNode = minetest.get_node(targetPos)
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local targetDef = minetest.registered_nodes[targetNode.name]
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if not targetDef
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or not targetDef.logistica
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or not targetDef.logistica.lava_furnace
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or not targetDef.logistica.lava_capacity
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then
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return true
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end
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local meta = minetest.get_meta(pos)
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local targetMeta = minetest.get_meta(targetPos)
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local minLava = get_min_lava(meta)
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local targetLavaCap = logistica.lava_furnace_get_lava_capacity(targetPos)
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local targetCurrLava = get_lava_furnace_lava_in_tank(targetMeta)
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local newTargetLava = targetCurrLava + 1000
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if targetCurrLava < minLava and newTargetLava < targetLavaCap then
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local takenLiquid = logistica.use_bucket_for_liquid_in_network(pos, ItemStack(EMPTY_BUCKET), LAVA_LIQUID_NAME)
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if not takenLiquid then return true end
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set_lava_furnace_lava_in_tank(targetMeta, newTargetLava)
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logistica.start_node_timer(targetPos, 1)
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end
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return true
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end
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