module Eco
  module API
    class Session
      class Config
        class Apis < BaseConfig

          def apis
            self["apis"] ||= {}
          end

          def apis?
            apis.keys.length > 0
          end

          def enviros
            apis.keys
          end

          def defined?(name)
            apis.key?(name)
          end

          def any_defined?(*names)
            [names].flatten.any? do |name|
              self.defined?(name)
            end
          end

          def add(name, key:, host:, version: :internal, mode: :local, user_key: nil, external_key: nil)
            apis[name] = Session::Config::Api.new(
              name,
              key:      key,
              host:     host,
              version:  version,
              mode:     mode,
              root:     self,
              user_key: user_key,
              external_key: external_key
            )
            self
          end

          def active_api
            self["active-api"]
          end

          def active_name=(name)
            raise "'#{name}' Api environment not defined" if !apis[name]
            self["active-name"] = name
            self["active-api"]  = apis[name]
            self
          end

          def active_name
            self["active-name"]
          end

          # the active environment
          def active_root_name
            active_name
          end

          def service_up?
            @api_test ||= Session::Config::Api.api_class(active_api.version).new("foobar", host: active_api.host, logger: ::Logger.new(IO::NULL))
            status = @api_test.client.get("/policy_groups").status
            # 401 Unauthorized "Permission denied. API key may be invalid."
            status == 401
          end

          def api(logger = ::Logger.new(IO::NULL), version: nil)
            unless active_api
              raise "There's no 'active_api'. Use apis.active_name='api_enviro_name' to set the active api"
            end
            active_api.api(version: version, logger: logger)
          end

          def default_user_key=(key)
            self["user_key"] = key
          end

          def default_user_key
            self["user_key"]
          end

        end
      end
    end
  end
end