module Neo4j::Server
  class CypherLabel < Neo4j::Label
    extend Forwardable
    def_delegator :@session, :query_cypher_for
    attr_reader :name

    def initialize(session, name)
      @name = name
      @session = session
    end

    def create_index(*properties)
      response = @session._query("CREATE INDEX ON :`#{@name}`(#{properties.join(',')})")
      response.raise_error if response.error?
    end

    def drop_index(*properties)
      properties.each do |property|
        response = @session._query("DROP INDEX ON :`#{@name}`(#{property})")
        response.raise_error if response.error? && !response.error_msg.match(/No such INDEX ON/)
      end
    end

    def indexes
      @session.indexes(@name)
    end

    def uniqueness_constraints
      @session.uniqueness_constraints(@name)
    end
  end
end