require 'yaml'
module MissingTranslation
  class YamlProcessor
    def self.denormalize_translations_hash(translations, parent_key='')
      ans = {}
      translations.each do |key, val|
        if val.is_a? Hash
          aux = denormalize_translations_hash(val, "#{parent_key}#{key}.")
          aux.each do |k, v|
            ans[k] = v
          end
        else
          ans["#{parent_key}#{key}"] = val
        end
      end
      ans
    end

    def self.dig_set(obj, keys, value)
      key = keys.first
      if keys.length == 1
        obj[key] = value
      else
        obj[key] = {} unless obj[key]
        dig_set(obj[key], keys.slice(1..-1), value)
      end
    end

    def self.normalize_translations_hash(hash)
      result = {}
      hash.keys.sort.each do |key|
        dig_set(result, key.split("."), hash[key])
      end
      result
    end
  end
end