module ActsAsParanoid

def acts_as_paranoid(options = {})
  if !options.is_a?(Hash) && !options.empty?
    raise ArgumentError, "Hash expected, got #{options.class.name}"
  end
  class_attribute :paranoid_configuration
  self.paranoid_configuration = {
    column: "deleted_at",
    column_type: "time",
    recover_dependent_associations: true,
    dependent_recovery_window: 2.minutes,
    double_tap_destroys_fully: true
  }
  if options[:column_type] == "string"
    paranoid_configuration.merge!(deleted_value: "deleted")
  end
  paranoid_configuration.merge!(options) # user options
  unless %w[time boolean string].include? paranoid_configuration[:column_type]
    raise ArgumentError,
          "'time', 'boolean' or 'string' expected for :column_type option," \
          " got #{paranoid_configuration[:column_type]}"
  end
  return if paranoid?
  include ActsAsParanoid::Core
  # Magic!
  default_scope { where(paranoid_default_scope) }
  define_deleted_time_scopes if paranoid_column_type == :time
end

def paranoid?
  included_modules.include?(ActsAsParanoid::Core)
end

def validates_as_paranoid
  include ActsAsParanoid::Validations
end