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Improve group matching for 'copy to craft'

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This commit is contained in:
SmallJoker
2023-01-04 11:08:20 +01:00
committed by SmallJoker
parent b590764026
commit bda9f2598f
3 changed files with 68 additions and 51 deletions
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40
api.lua
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@ -146,46 +146,10 @@ minetest.after(0.01, function()
end
-- Step 1: group-indexed lookup table for items
local spec_matcher = {}
for _, name in ipairs(ui.items_list) do
-- we only need to care about groups, exact items are handled separately
for group, value in pairs(minetest.registered_items[name].groups) do
if value and value ~= 0 then
if not spec_matcher[group] then
spec_matcher[group] = {}
end
spec_matcher[group][name] = true
end
end
end
unified_inventory.init_matching_cache()
-- Step 2: Find all matching items for the given spec (groups)
local function get_matching_spec_items(specname)
if specname:sub(1,6) ~= "group:" then
return { [specname] = true }
end
local accepted = {}
for i, group in ipairs(specname:sub(7):split(",")) do
if i == 1 then
-- First step: Copy all possible item names in this group
for name, _ in pairs(spec_matcher[group] or {}) do
accepted[name] = true
end
else
-- Perform filtering
if spec_matcher[group] then
for name, _ in pairs(accepted) do
accepted[name] = spec_matcher[group][name]
end
else
-- No matching items
return {}
end
end
end
return accepted
end
local get_matching_spec_items = unified_inventory.get_matching_items
for _, recipes in pairs(ui.crafts_for.recipe) do
-- List of crafts that return this item string (variable "_")