class PlatformAgent

# File lib/platform_agent.rb, line 4
def initialize(user_agent_string)
  self.user_agent_string = user_agent_string
end

# File lib/platform_agent.rb, line 42
def android?
  match? /Android/
end

# File lib/platform_agent.rb, line 68
def android_app?
  false
end

# File lib/platform_agent.rb, line 26
def android_phone?
  !android_app? && android?
end

# File lib/platform_agent.rb, line 90
def app_version
  # App user-agent string is parsed into two separate UserAgent instances, it's the last one that contains the right version
  user_agent.last.version if native_app?
end

# File lib/platform_agent.rb, line 10
def desktop?
  !mobile?
end

# File lib/platform_agent.rb, line 72
def desktop_app?
  mac_app? || windows_app?
end

# File lib/platform_agent.rb, line 63
def ios_app?
  false
end

# File lib/platform_agent.rb, line 38
def ipad?
  match? /iPad/
end

# File lib/platform_agent.rb, line 58
def ipad_app?
  ipad? && ios_app?
end

# File lib/platform_agent.rb, line 22
def iphone?
  match? /iPhone/
end

# File lib/platform_agent.rb, line 54
def iphone_app?
  iphone? && ios_app?
end

# File lib/platform_agent.rb, line 77
def mac_app?
  false
end

# File lib/platform_agent.rb, line 86
def missing?
  user_agent_string.nil?
end

# File lib/platform_agent.rb, line 14
def mobile?
  phone? || tablet? || mobile_app?
end

# File lib/platform_agent.rb, line 50
def mobile_app?
  ios_app? || android_app?
end

# File lib/platform_agent.rb, line 46
def native_app?
  mobile_app? || desktop_app?
end

# File lib/platform_agent.rb, line 30
def other_phones?
  match? /(iPod|Windows Phone|BlackBerry|BB10.*Mobile|Mobile.*Firefox)/
end

# File lib/platform_agent.rb, line 18
def phone?
  iphone? || android? || other_phones?
end

# File lib/platform_agent.rb, line 34
def tablet?
  ipad? || match?(/(Kindle|Silk)/)
end

# File lib/platform_agent.rb, line 95
def to_s
  case
  when ipad_app?     then "iPad app"
  when iphone_app?   then "iPhone app"
  when android_app?  then "Android app"
  when mac_app?      then "Mac app"
  when windows_app?  then "Windows app"
  when tablet?       then "tablet"
  when phone?        then "phone"
  when missing?      then "missing"
  else                    "web"
  end
end

# File lib/platform_agent.rb, line 82
def windows_app?
  false
end

# File lib/platform_agent.rb, line 112
def match?(pattern)
  user_agent_string.to_s.match?(pattern)
end

# File lib/platform_agent.rb, line 116
def user_agent
  @user_agent ||= UserAgent.parse(user_agent_string)
end