module Codable

# File lib/codable.rb, line 10
def [](value)
  raise ArgumentError, 'value must be present' unless value.present?

  Rails.cache.fetch("#{_codable_cache_key_prefix}/#{value}") do
    find_by!(codable_key => value)
  end
end

# File lib/codable.rb, line 18
def _codable_cache_key_prefix
  "codable/#{table_name}/#{codable_key}"
end

# File lib/codable.rb, line 30
def method_missing(method, *args)
  if method.to_s.end_with?('?')
    attributes[self.class.codable_key.to_s] == method.to_s.chomp('?')
  else
    super
  end
end

# File lib/codable.rb, line 38
def respond_to_missing?(method, include_private = false)
  method.to_s.end_with?('?') || super
end

# File lib/codable.rb, line 44
def _codable_clear_expired_cache
  # When the codable_key field is modified, we need to remove the cache of the original value
  value = attribute_before_last_save(self.class.codable_key.to_s) || attributes[self.class.codable_key.to_s]
  Rails.cache.delete("#{self.class._codable_cache_key_prefix}/#{value}")
end