# ****************************************************************************
#
# Copyright (c) Microsoft Corporation. 
#
# This source code is subject to terms and conditions of the Apache License, Version 2.0. A 
# copy of the license can be found in the License.html file at the root of this distribution. If 
# you cannot locate the  Apache License, Version 2.0, please send an email to 
# ironruby@microsoft.com. By using this source code in any fashion, you are agreeing to be bound 
# by the terms of the Apache License, Version 2.0.
#
# You must not remove this notice, or any other, from this software.
#
#
# ****************************************************************************

require 'System.Management.Automation'
include System::Management::Automation


runspace = RunspaceInvoke.new

game_name = "Age of Empires III Trial"
min_clock = 1400
min_ram = 64000000
game_proc_name = "age3"

puts "This program will determine if your PC meets some of the minimum system requirements to play the game, #{game_name}"

results = runspace.Invoke("Get-process -Name #{game_proc_name}")

unless results.empty?
  proc_info = results.first

  mem_usage = proc_info.members["WS"].value/1045576
  proc_id = proc_info.members["ID"].value

  puts "It appears as if you are currently running #{game_name}!"
  puts "The gmae is using #{mem_usage} megs of RAM and has a process ID of #{proc_id}"
  puts
end

video_results = runspace.Invoke("Get-WmiObject Win32_VideoController | Select-Object -First 1 | %{$_.AdapterRam}")

video_ram = unless video_results.first
              puts "Cannot determine the amount of RAM on your video card. We'll assume there is enough.'"
              min_ram + 1
            else
              video_results.first.to_s.to_i
            end

max_clock_speed = runspace.Invoke("Get-WmiObject Win32_Processor | Select-Object -First 1 | %{$_.MaxClockSpeed}").first.to_s.to_i

has_sound = false
begin
  sound_results = runspace.Invoke("Get-WmiObject Win32_SoundDevice | Select-Object -First 1 | %{$_.Status}")
  has_sound = true if sound_results.first.to_s.upcase == "OK"
rescue Exception
  has_sound =  false
end

if min_clock > max_clock_speed
  puts "Your system is too slow to play '#{game_name}.'"
  puts "You need a CPU that operates at '#{min_clock/1000}Ghz' or higher"
  puts "Sorry!"
  exit
else 
  puts "Your CPU is fast enough(#{max_clock_speed/1000.0}Ghz)!"
  puts
end

if min_ram > video_ram
  puts "Your video card doesn't have enough memory to play '#{gameName}'."
  puts "You need a video card with at least '#{minVideoRam/1045576}MB'."
  exit
else
  puts "#{video_ram/1045576}MB is enough video memory!"
  puts
end

unless has_sound
  puts "Unfortunately it appears as if you have no sound card."
  puts "Playing #{game_name} would be a much better experience with sound!"
end
    
    
puts "Have a nice day!"