class UserAgent::Browsers::WechatBrowser

def self.extend?(agent)
  agent.detect { |useragent| useragent.product =~ /MicroMessenger/i }
end

def browser
  'Wechat Browser'
end

def os
  return unless application && application.comment
  if application.comment[0] =~ /Windows NT/
    OperatingSystems.normalize_os(application.comment[0])
  elsif application.comment[2].nil?
    OperatingSystems.normalize_os(application.comment[1])
  elsif application.comment[1] =~ /Android/
    OperatingSystems.normalize_os(application.comment[1])
  else
    OperatingSystems.normalize_os(application.comment[2])
  end
end

def platform
  return unless application && application.comment
  if application.comment[0] =~ /iPhone/
    'iPhone'
  elsif application.comment.any? { |c| c =~ /Android/ }
    'Android'
  else
    application.comment[0]
  end
end

def version
  micro_messenger = detect_product("MicroMessenger")
  Version.new(micro_messenger.version)
end