# encoding: utf-8

module OneApm
  module Agent
    module Datastores
      module Mongo
        def self.is_supported_version?
          # No version constant in < 2.0 versions of Mongo :(
          defined?(::Mongo) &&
            defined?(::Mongo::MongoClient) &&
            !is_version2?
        end

        # At present we explicitly don't support version 2.x of the driver yet
        def self.is_version2?
          defined?(::Mongo::VERSION) &&
            OneApm::VersionNumber.new(::Mongo::VERSION) > OneApm::VersionNumber.new("2.0.0")
        end

        def self.is_version_1_10_or_later?
          # Again, no VERSION constant in 1.x, so we have to rely on constant checks
          defined?(::Mongo::CollectionOperationWriter)
        end
      end
    end
  end
end