forked from minetest-mods/unified_inventory
Improve craftguide_craft() speed: Move stacks
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SmallJoker
SmallJoker
parent
850ee9cbc0
commit
bcb96d6caf
152
register.lua
152
register.lua
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@ -429,78 +429,57 @@ local function craftguide_giveme(player, formname, fields)
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player_inv:add_item("main", {name = output, count = amount})
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end
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-- tells if an item can be moved and returns an index if so
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local function item_fits(player_inv, craft_item, needed_item)
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local need_group = string.sub(needed_item, 1, 6) == "group:"
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if need_group then
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need_group = string.sub(needed_item, 7)
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end
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if craft_item
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and not craft_item:is_empty() then
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local ciname = craft_item:get_name()
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-- abort if the item there isn't usable
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if ciname ~= needed_item
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and not need_group then
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return
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end
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-- abort if no item fits onto it
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if craft_item:get_count() >= craft_item:get_definition().stack_max then
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return
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end
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-- use the item there if it's in the right group and a group item is needed
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if need_group then
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if minetest.get_item_group(ciname, need_group) == 0 then
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-- Takes any stack from "main" where the `amount` of `needed_item` may fit
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-- into the given crafting stack (`craft_item`)
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local function craftguide_move_stacks(inv, craft_item, needed_item, amount)
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local get_item_group = minetest.get_item_group
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local group = needed_item:match("^group:(.+)")
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if group then
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if not craft_item:is_empty() then
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-- Source item must be the same to fill
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if get_item_group(craft_item:get_name(), group) ~= 0 then
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needed_item = craft_item:get_name()
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else
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-- TODO: Maybe swap unmatching "craft" items
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-- !! Would conflict with recursive function call
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return
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end
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needed_item = ciname
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need_group = false
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end
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end
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if need_group then
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-- search an item of the specific group
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for i,item in pairs(player_inv:get_list("main")) do
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if not item:is_empty()
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and minetest.get_item_group(item:get_name(), need_group) > 0 then
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return i
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else
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-- Take matching group from the inventory (biggest stack)
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local main = inv:get_list("main")
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local max_found = 0
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for i, stack in ipairs(main) do
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if stack:get_count() > max_found and
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get_item_group(stack:get_name(), group) ~= 0 then
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needed_item = stack:get_name()
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max_found = stack:get_count()
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break
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end
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end
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end
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-- no index found
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return
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end
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-- search an item with a the name needed_item
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for i,item in pairs(player_inv:get_list("main")) do
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if not item:is_empty()
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and item:get_name() == needed_item then
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return i
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else
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if not craft_item:is_empty() and
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craft_item:get_name() ~= needed_item then
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return -- Item must be identical
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end
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end
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-- no index found
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end
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-- modifies the player inventory and returns the changed craft_item if possible
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local function move_item(player_inv, craft_item, needed_item)
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local stackid = item_fits(player_inv, craft_item, needed_item)
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if not stackid then
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return
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needed_item = ItemStack(needed_item)
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local to_take = math.min(amount, needed_item:get_stack_max())
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to_take = to_take - craft_item:get_count()
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if to_take <= 0 then
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return -- Nothing to do
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end
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local wanted_stack = player_inv:get_stack("main", stackid)
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local taken_item = wanted_stack:take_item()
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player_inv:set_stack("main", stackid, wanted_stack)
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needed_item:set_count(to_take)
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if not craft_item
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or craft_item:is_empty() then
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return taken_item
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local taken = inv:remove_item("main", needed_item)
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local leftover = taken:add_item(craft_item)
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if not leftover:is_empty() then
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-- Somehow failed to add the existing "craft" item. Undo the action.
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inv:add_item("main", taken)
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return -- No change
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end
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craft_item:add_item(taken_item)
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return craft_item
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return taken
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end
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local function craftguide_craft(player, formname, fields)
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@ -510,15 +489,21 @@ local function craftguide_craft(player, formname, fields)
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if amount then break end
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end
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if not amount then return end
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amount = tonumber(amount) or 99 -- fallback for "all"
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if amount <= 0 or amount > 99 then return end
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local player_name = player:get_player_name()
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local output = unified_inventory.current_item[player_name]
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if (not output) or (output == "") then return end
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local output = unified_inventory.current_item[player_name] or ""
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if output == "" then return end
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local player_inv = player:get_inventory()
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local craft_list = player_inv:get_list("craft")
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local crafts = unified_inventory.crafts_for[unified_inventory.current_craft_direction[player_name]][output]
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if (not crafts) or (#crafts == 0) then return end
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local crafts = unified_inventory.crafts_for[
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unified_inventory.current_craft_direction[player_name]][output] or {}
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if #crafts == 0 then return end
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local alternate = unified_inventory.alternate[player_name]
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@ -526,38 +511,25 @@ local function craftguide_craft(player, formname, fields)
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if craft.width > 3 then return end
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local needed = craft.items
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local craft_list = player_inv:get_list("craft")
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local width = craft.width
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if width == 0 then
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-- Shapeless recipe
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width = 3
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end
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amount = tonumber(amount) or 99
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--[[
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if amount == "max" then
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amount = 99 -- Arbitrary; need better way to do this.
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else
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amount = tonumber(amount)
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end--]]
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for iter = 1, amount do
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local index = 1
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for y = 1, 3 do
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for x = 1, width do
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local needed_item = needed[index]
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if needed_item then
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local craft_index = ((y - 1) * 3) + x
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local craft_item = craft_list[craft_index]
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local newitem = move_item(player_inv, craft_item, needed_item)
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if newitem then
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craft_list[craft_index] = newitem
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end
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local index = 1
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for y = 1, 3 do
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for x = 1, width do
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local needed_item = needed[index]
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if needed_item then
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local craft_index = ((y - 1) * 3) + x
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local craft_item = craft_list[craft_index]
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local newitem = craftguide_move_stacks(player_inv, craft_item, needed_item, amount)
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if newitem then
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craft_list[craft_index] = newitem
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end
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index = index + 1
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end
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index = index + 1
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end
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end
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