class Comet::U2FSignRequest

def clear
  @challenge_id = ''
  @challenge_data = ''
  @app_id = ''
  @registered_keys = []
  @unknown_json_fields = {}
end

def from_hash(obj)
  raise TypeError, "'obj' expected Hash, got #{obj.class}" unless obj.is_a? Hash
  obj.each do |k, v|
    case k
    when 'ChallengeID'
      raise TypeError, "'v' expected String, got #{v.class}" unless v.is_a? String
      @challenge_id = v
    when 'ChallengeData'
      raise TypeError, "'v' expected String, got #{v.class}" unless v.is_a? String
      @challenge_data = v
    when 'AppID'
      raise TypeError, "'v' expected String, got #{v.class}" unless v.is_a? String
      @app_id = v
    when 'RegisteredKeys'
      if v.nil?
        @registered_keys = []
      else
        @registered_keys = Array.new(v.length)
        v.each_with_index do |v1, i1|
          @registered_keys[i1] = Comet::U2FRegisteredKey.new
          @registered_keys[i1].from_hash(v1)
        end
      end
    else
      @unknown_json_fields[k] = v
    end
  end
end

def from_json(json_string)
  raise TypeError, "'json_string' expected String, got #{json_string.class}" unless json_string.is_a? String
  from_hash(JSON.parse(json_string))
end

def initialize
  clear
end

def to_h
  to_hash
end

def to_hash
  ret = {}
  ret['ChallengeID'] = @challenge_id
  ret['ChallengeData'] = @challenge_data
  ret['AppID'] = @app_id
  ret['RegisteredKeys'] = @registered_keys
  @unknown_json_fields.each do |k, v|
    ret[k] = v
  end
  ret
end

def to_json(options = {})
  to_hash.to_json(options)
end