# encoding: utf-8

require 'dm-core'
require 'dm-types/support/dirty_minder'

module DataMapper
  class Property
    class PgJSON
      include ::DataMapper::Property::DirtyMinder
      def dump(value)
        case value
        when ::NilClass, ::String
          value
        when ::Hash, ::Array
          Oj.dump(value, mode: :compat)
        else
          '{}'
        end
      end

      def load(value)
        case value
        when ::Hash, ::Array
          value
        when ::String
          Oj.load(value)
        else
          nil
        end
      end

      def primitive?(value)
        value = load(value) if value.kind_of?(::String)
        value.kind_of?(::Array) || value.kind_of?(::Hash)
      end
    end
  end
end