#
# Author:: Toomas Pelberg (<toomasp@gmx.net>)
# Copyright:: Copyright (c) 2010 Opscode, Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
require 'chef/provider/package'
require 'chef/mixin/command'
require 'chef/resource/package'

class Chef
  class Provider
    class Package
      class Solaris < Chef::Provider::Package

        # def initialize(*args)
        #   super
        #   @current_resource = Chef::Resource::Package.new(@new_resource.name)
        # end

        def load_current_resource
          @current_resource = Chef::Resource::Package.new(@new_resource.name)
          @current_resource.package_name(@new_resource.package_name)
          @new_resource.version(nil)

          if @new_resource.source
            unless ::File.exists?(@new_resource.source)
              raise Chef::Exceptions::Package, "Package #{@new_resource.name} not found: #{@new_resource.source}"
            end

            Chef::Log.debug("Checking pkg status for #{@new_resource.package_name}")
            status = popen4("pkginfo -l -d #{@new_resource.source} #{@new_resource.package_name}") do |pid, stdin, stdout, stderr|
              stdout.each do |line|
                case line
                when /VERSION:\s+(.+)/
                  @new_resource.version($1)
                end
              end
            end
          elsif Array(@new_resource.action).include?(:install)
            raise Chef::Exceptions::Package, "Source for package #{@new_resource.name} required for action install"
          end

          Chef::Log.debug("Checking install state for #{@current_resource.package_name}")
          status = popen4("pkginfo -l #{@current_resource.package_name}") do |pid, stdin, stdout, stderr|
            stdout.each do |line|
              case line
              when /VERSION:\s+(.+)/
                Chef::Log.debug("Package #{@current_resource.package_name} #{$1} is already installed")
                @current_resource.version($1)
              end
            end
          end

          unless status.exitstatus == 0 || status.exitstatus == 1
            raise Chef::Exceptions::Package, "pkginfo failed - #{status.inspect}!"
          end

          unless @current_resource.version.nil?
            @current_resource.version(nil)
          end

          @current_resource
        end

        def candidate_version
          return @candidate_version if @candidate_version
          status = popen4("pkginfo -l -d #{@new_resource.source} #{new_resource.package_name}") do |pid, stdin, stdout, stderr|
            stdout.each_line do |line|
              case line
              when /VERSION:\s+(.+)/
                @candidate_version = $1
                @new_resource.version($1)
                Chef::Log.debug("candidate_version: setting install candidate version to #{@candidate_version}")
              end
            end
          end
          unless status.exitstatus == 0
            raise Chef::Exceptions::Package, "pkginfo -l -d #{@new_resource.source} - #{status.inspect}!"
          end
          @candidate_version
        end

        def install_package(name, version)
          Chef::Log.debug("Options: #{@new_resource.options}")
          if @new_resource.options.nil?
            run_command_with_systems_locale(
                    :command => "pkgadd -n -d #{@new_resource.source} all"
                  )
            Chef::Log.debug("Installed package: #{@new_resource.package_name} #{@new_resource.version} from: #{@new_resource.source}")
          else
            run_command_with_systems_locale(
              :command => "pkgadd -n#{expand_options(@new_resource.options)} -d #{@new_resource.source} all"
            )
            Chef::Log.debug("Installed package: #{@new_resource.package_name} #{@new_resource.version} from: #{@new_resource.source}")
          end
        end

        def remove_package(name, version)
          if @new_resource.options.nil?
            run_command_with_systems_locale(
                    :command => "pkgrm -n #{name}"
                  )
            Chef::Log.debug("Removed package #{@new_resource.package_name} #{@new_resource.version}")
          else
            run_command_with_systems_locale(
              :command => "pkgrm -n#{expand_options(@new_resource.options)} #{name}"
            )
            Chef::Log.debug("Removed package #{@new_resource.package_name} #{@new_resource.version}")
          end
        end

      end
    end
  end
end