module GraphQL::Schema::Base64Encoder

def self.decode(encoded_text, nonce: false)
  # urlsafe_decode64 is for forward compatibility
  Base64Bp.urlsafe_decode64(encoded_text)
rescue ArgumentError
  raise GraphQL::ExecutionError, "Invalid input: #{encoded_text.inspect}"
end

def self.encode(unencoded_text, nonce: false)
  Base64Bp.urlsafe_encode64(unencoded_text, padding: false)
end