Changes

table.remove(ships, index)

table.remove(ships, index)

end

end

for _, stars in ipairs(self._improvement_brackets) do

for _, stars in ipairs(item:improvement_brackets(product)) do

table.insert(result, {item = item, product = product, stars = stars, ships = ships, ship_data = ship_data, availability = availability, resources = item:improvement_resources(false, product, stars), resources_x = item:improvement_resources(true, product, stars)})

table.insert(result, {item = item, product = product, stars = stars, ships = ships, ship_data = ship_data, availability = availability, resources = item:improvement_resources(false, product, stars), resources_x = item:improvement_resources(true, product, stars)})

end

end

end

end

else

else

for _, stars in ipairs(self._improvement_brackets) do

table.insert(result, {item = item, stars = nil})

table.insert(result, {item = item, stars = stars})

end

end

end

end