firebase-ios-sdk/FirebaseAuth/Sources/Swift/MultiFactor/TOTP/TOTPMultFactorAssertion.swift

// Copyright 2023 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

import Foundation

#if os(iOS)

  enum SecretOrID {
    case secret(TOTPSecret)
    case enrollmentID(String)
  }

  /// The subclass of base class MultiFactorAssertion, used to assert ownership of a TOTP
  /// (Time-based One Time Password) second factor.
  ///
  /// This class is available on iOS only.
  @objc(FIRTOTPMultiFactorAssertion) open class TOTPMultiFactorAssertion: MultiFactorAssertion {
    let oneTimePassword: String
    let secretOrID: SecretOrID

    init(secretOrID: SecretOrID, oneTimePassword: String) {
      self.oneTimePassword = oneTimePassword
      self.secretOrID = secretOrID
      super.init(factorID: PhoneMultiFactorInfo.TOTPMultiFactorID)
    }
  }

#endif