# WARNING ABOUT GENERATED CODE
#
# This file is generated. See the contributing guide for more information:
# https://github.com/aws/aws-sdk-ruby/blob/master/CONTRIBUTING.md
#
# WARNING ABOUT GENERATED CODE

module Aws::IAM
  class PolicyVersion

    extend Aws::Deprecations

    # @overload def initialize(arn, version_id, options = {})
    #   @param [String] arn
    #   @param [String] version_id
    #   @option options [Client] :client
    # @overload def initialize(options = {})
    #   @option options [required, String] :arn
    #   @option options [required, String] :version_id
    #   @option options [Client] :client
    def initialize(*args)
      options = Hash === args.last ? args.pop.dup : {}
      @arn = extract_arn(args, options)
      @version_id = extract_version_id(args, options)
      @data = options.delete(:data)
      @client = options.delete(:client) || Client.new(options)
    end

    # @!group Read-Only Attributes

    # @return [String]
    def arn
      @arn
    end

    # @return [String]
    def version_id
      @version_id
    end

    # The policy document.
    #
    # The policy document is returned in the response to the
    # GetPolicyVersion and GetAccountAuthorizationDetails operations. It is
    # not returned in the response to the CreatePolicyVersion or
    # ListPolicyVersions operations.
    # @return [String]
    def document
      data.document
    end

    # Specifies whether the policy version is set as the policy's default
    # version.
    # @return [Boolean]
    def is_default_version
      data.is_default_version
    end

    # The date and time, in [ISO 8601 date-time format][1], when the policy
    # version was created.
    #
    #
    #
    # [1]: http://www.iso.org/iso/iso8601
    # @return [Time]
    def create_date
      data.create_date
    end

    # @!endgroup

    # @return [Client]
    def client
      @client
    end

    # Loads, or reloads {#data} for the current {PolicyVersion}.
    # Returns `self` making it possible to chain methods.
    #
    #     policy_version.reload.data
    #
    # @return [self]
    def load
      resp = @client.get_policy_version(
        policy_arn: @arn,
        version_id: @version_id
      )
      @data = resp.policy_version
      self
    end
    alias :reload :load

    # @return [Types::PolicyVersion]
    #   Returns the data for this {PolicyVersion}. Calls
    #   {Client#get_policy_version} if {#data_loaded?} is `false`.
    def data
      load unless @data
      @data
    end

    # @return [Boolean]
    #   Returns `true` if this resource is loaded.  Accessing attributes or
    #   {#data} on an unloaded resource will trigger a call to {#load}.
    def data_loaded?
      !!@data
    end

    # @!group Actions

    # @example Request syntax with placeholder values
    #
    #   policy_version.delete()
    # @param [Hash] options ({})
    # @return [EmptyStructure]
    def delete(options = {})
      options = options.merge(
        policy_arn: @arn,
        version_id: @version_id
      )
      resp = @client.delete_policy_version(options)
      resp.data
    end

    # @example Request syntax with placeholder values
    #
    #   policy_version.set_as_default()
    # @param [Hash] options ({})
    # @return [EmptyStructure]
    def set_as_default(options = {})
      options = options.merge(
        policy_arn: @arn,
        version_id: @version_id
      )
      resp = @client.set_default_policy_version(options)
      resp.data
    end

    # @deprecated
    # @api private
    def identifiers
      {
        arn: @arn,
        version_id: @version_id
      }
    end
    deprecated(:identifiers)

    private

    def extract_arn(args, options)
      value = args[0] || options.delete(:arn)
      case value
      when String then value
      when nil then raise ArgumentError, "missing required option :arn"
      else
        msg = "expected :arn to be a String, got #{value.class}"
        raise ArgumentError, msg
      end
    end

    def extract_version_id(args, options)
      value = args[1] || options.delete(:version_id)
      case value
      when String then value
      when nil then raise ArgumentError, "missing required option :version_id"
      else
        msg = "expected :version_id to be a String, got #{value.class}"
        raise ArgumentError, msg
      end
    end

    class Collection < Aws::Resources::Collection; end
  end
end