class Browser::Device

def blackberry_playbook?
  id == :playbook
end

def console?
  xbox? || playstation? || nintendo?
end

def detect_mobile?
  !!(
    psp? ||
    /zunewp7/i.match(ua) ||
    /(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.match(ua) ||
    /1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.match(ua[0..3])
  )
end

def id
  subject.id
end

def initialize(ua)
  @ua = ua
end

def ipad?
  id == :ipad
end

def iphone?
  id == :iphone
end

def ipod_touch?
  id == :ipod_touch
end

def kindle?
  id == :kindle || kindle_fire?
end

def kindle_fire?
  id == :kindle_fire
end

def mobile?
  detect_mobile? && !tablet?
end

def name
  subject.name
end

def nintendo?
  wii? || wiiu?
end

def nintendo_wii?
  id == :wii
end

def nintendo_wiiu?
  id == :wiiu
end

def platform
  @platform ||= Platform.new(ua)
end

def playstation?
  ps3? || ps4?
end

def playstation_vita?
  id == :psvita
end

def ps3?
  id == :ps3
end

def ps4?
  id == :ps4
end

def psp?
  id == :psp
end

def silk?
  ua =~ /Silk/
end

def subject
  @subject ||= [
    XboxOne.new(ua),
    Xbox360.new(ua),
    Surface.new(ua),
    TV.new(ua),
    BlackBerryPlaybook.new(ua),
    WiiU.new(ua),
    Wii.new(ua),
    KindleFire.new(ua),
    Kindle.new(ua),
    PlayStation4.new(ua),
    PlayStation3.new(ua),
    PSVita.new(ua),
    PSP.new(ua),
    Iphone.new(ua),
    Ipad.new(ua),
    IpodTouch.new(ua),
    Unknown.new(ua)
  ].find(&:match?)
end

def surface?
  id == :surface
end

def tablet?
  !!(
    ipad? ||
    (platform.android? && !detect_mobile?) || surface? || playbook?
  )
end

def tv?
  id == :tv
end

def unknown?
  id == :unknown
end

def xbox?
  ua =~ /Xbox/
end

def xbox_360?
  id == :xbox_360
end

def xbox_one?
  id == :xbox_one
end