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stack.lua
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stack.lua
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Aux.stack = {}
local controller = (function()
local controller
return function()
controller = controller or Aux.control.controller()
return controller
end
end)()
local state
local inventory, item_slots, find_empty_slot, locked, same_slot, move_item, item_name, stack_size, stop, process
function inventory()
local inventory = {}
for bag = 0, 4 do
if GetBagName(bag) then
for bag_slot = 1, GetContainerNumSlots(bag) do
tinsert(inventory, { bag = bag, bag_slot = bag_slot })
end
end
end
local i = 0
local n = getn(inventory)
return function()
i = i + 1
if i <= n then
return inventory[i]
end
end
end
function item_slots(name)
local slots = inventory()
return function()
repeat
slot = slots()
until slot == nil or item_name(slot) == name
return slot
end
end
function find_empty_slot()
for slot in inventory() do
if not GetContainerItemInfo(slot.bag, slot.bag_slot) then
return slot
end
end
end
function find_charges_item_slot(name, charges)
for slot in item_slots(name) do
if item_charges(slot) == charges then
return slot
end
end
end
function locked(slot)
local _, _, locked = GetContainerItemInfo(slog.bag, slot.bag_slot)
return locked
end
function same_slot(slot1, slot2)
return slot1.bag == slot2.bag and slot1.bag_slot == slot2.bag_slot
end
function move_item(from_slot, to_slot, amount, k)
local size_before = stack_size(to_slot)
amount = min(max_stack(from_slot) - stack_size(to_slot), amount)
ClearCursor()
SplitContainerItem(from_slot.bag, from_slot.bag_slot, amount)
PickupContainerItem(to_slot.bag, to_slot.bag_slot)
return controller().wait(function() return stack_size(to_slot) == size_before + amount end, k)
end
function item_name(slot)
local container_item_info = Aux.info.container_item(slot.bag, slot.bag_slot)
return container_item_info and container_item_info.name
end
function item_id(slot)
local hyperlink = GetContainerItemLink(slot.bag, slot.bag_slot)
if hyperlink then
local _, _, id_string = strfind(hyperlink, "^.-:(%d*).*")
return tonumber(id_string)
end
end
function stack_size(slot)
local _, item_count = GetContainerItemInfo(slot.bag, slot.bag_slot)
return item_count or 0
end
function item_charges(slot)
return Aux.info.container_item(slot.bag, slot.bag_slot).charges
end
function process()
if stack_size(state.target_slot) > state.target_size then
local empty_slot = find_empty_slot()
if empty_slot then
return move_item(
state.target_slot,
empty_slot,
stack_size(state.target_slot) - state.target_size,
function()
return process()
end)
else
local next_slot = state.other_slots()
if next_slot then
return move_item(
state.target_slot,
next_slot,
stack_size(state.target_slot) - state.target_size,
function()
return process()
end)
end
end
elseif stack_size(state.target_slot) < state.target_size then
local next_slot = state.other_slots()
if next_slot then
return move_item(
next_slot,
state.target_slot,
state.target_size - stack_size(state.target_slot),
function()
return process()
end)
end
end
return stop()
end
function max_stack(slot)
local _, _, _, _, _, _, max_stack = GetItemInfo(item_id(slot))
return max_stack
end
function Aux.stack.stop(k)
Aux.control.on_next_update(function()
stop()
if k then
return k()
end
end)
end
function stop()
controller().reset()
if state then
local slot
if state.target_slot and (stack_size(state.target_slot) == state.target_size or item_charges(state.target_slot) == state.target_size) then
slot = state.target_slot
end
local callback = state.callback
state = nil
if callback then
callback(slot)
end
end
end
function Aux.stack.start(name, size, callback)
Aux.control.on_next_update(function()
stop()
local slots = item_slots(name)
local target_slot = slots()
state = {
target_size = size,
target_slot = target_slot,
other_slots = slots,
callback = callback,
}
if not target_slot then
return stop()
elseif item_charges(target_slot) then
state.target_slot = find_charges_item_slot(name, size)
return stop()
else
return process()
end
end)
end