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def reorder_children(ordered_ids) | |
ordered_ids = ordered_ids.map(&:to_i) | |
current_ids = children.map(&:id) | |
unless current_ids - ordered_ids == [] && ordered_ids - current_ids == [] | |
raise ArgumentError, "Not ordering the same ids that I have as children. My children: #{current_ids.join(", ")}. Your list: #{ordered_ids.join(", ")}. Difference: #{(current_ids - ordered_ids).join(', ')} / #{(ordered_ids - current_ids).join(', ')}" | |
end | |
j = 0 | |
transaction do | |
for new_id in ordered_ids | |
old_id = current_ids[j] |
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