forked from VoxeLibre/VoxeLibre
Move more shulker box checks in mcl_hoppers to mcl_util
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Wuzzy
parent
8388235600
commit
d0b1e261ea
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@ -127,6 +127,34 @@ function mcl_util.get_double_container_neighbor_pos(pos, param2, side)
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end
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end
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-- Iterates through all items in the given inventory and
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-- returns the slot of the first item which matches a condition.
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-- Returns nil if no item was found.
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--- source_inventory: Inventory to take the item from
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--- source_list: List name of the source inventory from which to take the item
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--- destination_inventory: Put item into this inventory
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--- destination_list: List name of the destination inventory to which to put the item into
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--- condition: Function which takes an itemstack and returns true if it matches the desired item condition.
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--- If set to nil, the slot of the first item stack will be taken unconditionally.
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-- dst_inventory and dst_list can also be nil if condition is nil.
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function mcl_util.get_eligible_transfer_item_slot(src_inventory, src_list, dst_inventory, dst_list, condition)
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local size = src_inventory:get_size(src_list)
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local stack
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for i=1, size do
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stack = src_inventory:get_stack(src_list, i)
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if not stack:is_empty() and (condition == nil or condition(stack, src_inventory, src_list, dst_inventory, dst_list)) then
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return i
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end
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end
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return nil
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end
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-- Returns true if given itemstack is a shulker box
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local is_not_shulker_box = function(itemstack)
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local g = minetest.get_item_group(itemstack:get_name(), "shulker_box")
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return g == 0 or g == nil
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end
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-- Moves a single item from one inventory to another.
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--- source_inventory: Inventory to take the item from
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--- source_list: List name of the source inventory from which to take the item
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@ -165,7 +193,7 @@ end
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--- source_pos: Position ({x,y,z}) of the node to take the item from
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--- destination_pos: Position ({x,y,z}) of the node to put the item into
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--- source_list (optional): List name of the source inventory from which to take the item. Default is normally "main"; "dst" for furnace
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--- source_stack_id (optional): The inventory position ID of the source inventory to take the item from (-1 for first occupied slot; -1 is default)
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--- source_stack_id (optional): The inventory position ID of the source inventory to take the item from (-1 for slot of the first valid item; -1 is default)
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--- destination_list (optional): List name of the destination inventory. Default is normally "main"; "src" for furnace
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-- Returns true on success and false on failure.
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function mcl_util.move_item_container(source_pos, destination_pos, source_list, source_stack_id, destination_list)
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@ -210,11 +238,17 @@ function mcl_util.move_item_container(source_pos, destination_pos, source_list,
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end
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end
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-- Automatically select stack ID if set to automatic
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if not source_stack_id then
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source_stack_id = -1
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end
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if source_stack_id == -1 then
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source_stack_id = mcl_util.get_first_occupied_inventory_slot(sinv, source_list)
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local cond = nil
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-- Prevent shulker box inception
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if dctype == 3 then
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cond = is_not_shulker_box
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end
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source_stack_id = mcl_util.get_eligible_transfer_item_slot(sinv, source_list, dinv, destination_list, cond)
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if source_stack_id == nil then
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return false
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end
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@ -268,13 +302,7 @@ end
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-- Returns the ID of the first non-empty slot in the given inventory list
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-- or nil, if inventory is empty.
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function mcl_util.get_first_occupied_inventory_slot(inventory, listname)
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for i=1, inventory:get_size(listname) do
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local stack = inventory:get_stack(listname, i)
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if not stack:is_empty() then
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return i
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end
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end
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return nil
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return mcl_util.get_eligible_transfer_item_slot(inventory, listname)
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end
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-- Returns true if item (itemstring or ItemStack) can be used as a furnace fuel.
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@ -235,26 +235,6 @@ minetest.register_abm({
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end,
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})
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-- Iterates through all items in the given inventory and
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-- return the slot of the first item which matches a condition
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local get_eligible_transfer_item = function(src_inventory, src_list, dst_inventory, dst_list, condition)
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local size = src_inventory:get_size(src_list)
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local stack
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for i=1, size do
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stack = src_inventory:get_stack(src_list, i)
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if not stack:is_empty() and condition(stack, src_inventory, src_list, dst_inventory, dst_list) then
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return i
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end
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end
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return nil
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end
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-- Returns true if given itemstack is a shulker box
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local is_not_shulker_box = function(itemstack)
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local g = minetest.get_item_group(itemstack:get_name(), "shulker_box")
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return g == 0 or g == nil
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end
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-- Returns true if itemstack is fuel, but not for lava bucket if destination already has one
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local is_transferrable_fuel = function(itemstack, src_inventory, src_list, dst_inventory, dst_list)
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if mcl_util.is_fuel(itemstack) then
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@ -299,16 +279,7 @@ minetest.register_abm({
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local downnode = minetest.get_node(downpos)
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if not minetest.registered_nodes[downnode.name] then return end
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g = minetest.registered_nodes[downnode.name].groups.container
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local slot_id = -1
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if g == 3 then
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-- For shulker boxes, only select non-shulker boxes
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local sinv = minetest.get_inventory({type="node", pos = pos})
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local dinv = minetest.get_inventory({type="node", pos = downpos})
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slot_id = get_eligible_transfer_item(sinv, "main", dinv, "main", is_not_shulker_box)
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end
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if slot_id then
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mcl_util.move_item_container(pos, downpos, nil, slot_id)
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end
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mcl_util.move_item_container(pos, downpos)
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end,
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})
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@ -344,21 +315,13 @@ minetest.register_abm({
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-- Move an item from the hopper into the container to which the hopper points to
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local g = minetest.registered_nodes[frontnode.name].groups.container
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if g == 2 or g == 5 or g == 6 then
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if g == 2 or g == 3 or g == 5 or g == 6 then
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mcl_util.move_item_container(pos, front)
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elseif g == 3 then
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-- Put non-shulker boxes into shulker box
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local sinv = minetest.get_inventory({type="node", pos = pos})
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local dinv = minetest.get_inventory({type="node", pos = front})
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local slot_id = get_eligible_transfer_item(sinv, "main", dinv, "main", is_not_shulker_box)
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if slot_id then
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mcl_util.move_item_container(pos, front, nil, slot_id)
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end
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elseif g == 4 then
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-- Put fuel into fuel slot
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local sinv = minetest.get_inventory({type="node", pos = pos})
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local dinv = minetest.get_inventory({type="node", pos = front})
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local slot_id, stack = get_eligible_transfer_item(sinv, "main", dinv, "fuel", is_transferrable_fuel)
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local slot_id, stack = mcl_util.get_eligible_transfer_item_slot(sinv, "main", dinv, "fuel", is_transferrable_fuel)
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if slot_id then
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mcl_util.move_item_container(pos, front, nil, slot_id, "fuel")
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end
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