ghoshnirmalya/linkedin-rails

class AuthorizeApiRequest
  prepend SimpleCommand

  def initialize(headers = {})
    @headers = headers
  end

  def call
    user
  end

  private

  attr_reader :headers

  def user
    if decoded_auth_token
      @user = User.find(decoded_auth_token[:user_id])
    else
      @user = errors.add(:token, "Invalid token") && nil
    end
  end

  def decoded_auth_token
    @decoded_auth_token = JsonWebToken.decode(http_auth_header)
  end

  def http_auth_header
    if headers["Authorization"].present?
      return headers["Authorization"].split(" ").last
    else
      errors.add(:token, "Missing token")
    end
    nil
  end
end