### Copyright 2019 Pixar

###
###    Licensed under the Apache License, Version 2.0 (the "Apache License")
###    with the following modification; you may not use this file except in
###    compliance with the Apache License and the following modification to it:
###    Section 6. Trademarks. is deleted and replaced with:
###
###    6. Trademarks. This License does not grant permission to use the trade
###       names, trademarks, service marks, or product names of the Licensor
###       and its affiliates, except as required to comply with Section 4(c) of
###       the License and to reproduce the content of the NOTICE file.
###
###    You may obtain a copy of the Apache License at
###
###        http://www.apache.org/licenses/LICENSE-2.0
###
###    Unless required by applicable law or agreed to in writing, software
###    distributed under the Apache License with the above modification is
###    distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
###    KIND, either express or implied. See the Apache License for the specific
###    language governing permissions and limitations under the Apache License.
###
###

###
module JSS

  # An 'External' patch source. These sources are defined by Jamf Admins
  # and can be created, modified or deleted.
  #
  # @see JSS::APIObject
  #
  class PatchExternalSource < JSS::PatchSource

    include JSS::Creatable

    # Constants
    #####################################

    ### The base for REST resources of this class
    RSRC_BASE = 'patchexternalsources'.freeze

    ### the hash key used for the JSON list output of all objects in the JSS
    RSRC_LIST_KEY = :patch_external_sources

    # The hash key used for the JSON object output.
    # It's also used in various error messages
    RSRC_OBJECT_KEY = :patch_external_source


    # Instance Methods
    #####################################

    # Enable this source for retrieving patch info
    #
    # @return [void]
    #
    def enable
      return if enabled?
      validate_host_port('enable a patch source')
      @enabled = true
      @need_to_update = true
    end

    # Disable this source for retrieving patch info
    #
    # @return [void]
    #
    def disable
      return unless enabled?
      @enabled = false
      @need_to_update = true
    end

    # see PatchSource attr_reader :host_name
    #
    def host_name=(newname)
      return if newname == host_name
      raise JSS::InvalidDataError, 'names must be String' unless name.is_a? String
      @host_name = name
      @need_to_update = true
    end
    alias hostname= host_name=
    alias host= host_name=

    # see PatchSource attr_reader :port
    #
    def port=(new_port)
      return if new_port == port
      raise JSS::InvalidDataError, 'ports must be Integers' unless port.is_a? Integer
      @port = new_port
      @need_to_update = true
    end

    # Use SSL for connecting to the source host
    #
    # @return [void]
    #
    def use_ssl
      return if ssl_enabled?
      @ssl_enabled = true
      @need_to_update = true
    end
    alias enable_ssl use_ssl

    # Do not use SSL for connecting to the source host
    #
    # @return [void]
    #
    def no_ssl
      return unless ssl_enabled?
      @ssl_enabled = false
      @need_to_update = true
    end
    alias disable_ssl no_ssl

    def create
      validate_host_port('create a patch source')
      super
    end

    def update
      validate_host_port('update a patch source')
      super
    end

    private

    # raise an exeption if needed when trying to do something that needs
    # a host and port set
    #
    # @param action[String] The action that needs a host and port
    #
    # @return [void]
    #
    def validate_host_port(action)
      raise JSS::UnsupportedError, "Cannot #{action} without first setting a host_name and port" if host_name.to_s.empty? || port.to_s.empty?
    end

    def rest_xml
      doc = REXML::Document.new
      src = doc.add_element self.class::RSRC_OBJECT_KEY.to_s
      src.add_element('enabled').text = @enabled.to_s
      src.add_element('name').text = @name
      src.add_element('ssl_enabled').text = @ssl_enabled.to_s
      src.add_element('host_name').text = @host_name
      src.add_element('port').text = @port.to_s
      doc.to_s
    end

  end # class PatchInternalSource

end # module JSS