module JsonWebToken
  SECRET_KEY = ENV["SECRET_KEY_BASE"] || ""
  private_constant :SECRET_KEY
  def self.encode(payload, exp = 24.hours.from_now)
    exp.to_i.zero? ? payload.delete(:exp) : payload[:exp] = exp.to_i
    JWT.encode(payload, SECRET_KEY)
  end

  def self.decode(token)
    decoded = JWT.decode(token, SECRET_KEY)[0]
    HashWithIndifferentAccess.new(decoded)
  end
end