Export TOTP symbols to be picked up by demo app.

Author: prameshj

common/api-review/auth.api.md

@@ -750,10 +750,36 @@ export function signOut(auth: Auth): Promise<void>;
 export interface TotpMultiFactorAssertion extends MultiFactorAssertion {
 }
 
+// @public
+export class TotpMultiFactorGenerator {
+    static assertionForEnrollment(secret: TotpSecret, oneTimePassword: string): TotpMultiFactorAssertion;
+    static assertionForSignIn(enrollmentId: string, oneTimePassword: string): TotpMultiFactorAssertion;
+    // Warning: (ae-forgotten-export) The symbol "FactorId" needs to be exported by the entry point index.d.ts
+    static FACTOR_ID: FactorId_2;
+    static generateSecret(session: MultiFactorSession): Promise<TotpSecret>;
+}
+
 // @public
 export interface TotpMultiFactorInfo extends MultiFactorInfo {
 }
 
+// @public
+export class TotpSecret {
+    readonly codeIntervalSeconds: number;
+    readonly codeLength: number;
+    // Warning: (ae-forgotten-export) The symbol "StartTotpMfaEnrollmentResponse" needs to be exported by the entry point index.d.ts
+    //
+    // @internal (undocumented)
+    static _fromStartTotpMfaEnrollmentResponse(response: StartTotpMfaEnrollmentResponse, auth: AuthInternal): TotpSecret;
+    generateQrCodeUrl(accountName?: string, issuer?: string): string;
+    readonly hashingAlgorithm: string;
+    // Warning: (ae-forgotten-export) The symbol "TotpVerificationInfo" needs to be exported by the entry point index.d.ts
+    //
+    // @internal (undocumented)
+    _makeTotpVerificationInfo(otp: string): TotpVerificationInfo;
+    readonly secretKey: string;
+    }
+
 // @public
 export class TwitterAuthProvider extends BaseOAuthProvider {
     constructor();

packages/auth/index.ts

@@ -73,6 +73,10 @@ import { browserPopupRedirectResolver } from './src/platform_browser/popup_redir
 
 // MFA
 import { PhoneMultiFactorGenerator } from './src/platform_browser/mfa/assertions/phone';
+import {
+  TotpMultiFactorGenerator,
+  TotpSecret
+} from './src/mfa/assertions/totp';
 
 // Initialization and registration of Auth
 import { getAuth } from './src/platform_browser';
@@ -96,5 +100,7 @@ export {
   RecaptchaVerifier,
   browserPopupRedirectResolver,
   PhoneMultiFactorGenerator,
+  TotpMultiFactorGenerator,
+  TotpSecret,
   getAuth
 };

packages/auth/src/mfa/assertions/totp.ts

@@ -171,23 +171,41 @@ export class TotpMultiFactorAssertionImpl
  */
 export class TotpSecret {
   /**
-   * Constructor for TotpSecret.
-   * @param secretKey - Shared secret key/seed used for enrolling in TOTP MFA and generating otps.
-   * @param hashingAlgorithm - Hashing algorithm used.
-   * @param codeLength - Length of the one-time passwords to be generated.
-   * @param codeIntervalSeconds - The interval (in seconds) when the OTP codes should change.
+   * Shared secret key/seed used for enrolling in TOTP MFA and generating otps.
    */
+  readonly secretKey: string;
+  /**
+   * Hashing algorithm used.
+   */
+  readonly hashingAlgorithm: string;
+  /**
+   * Length of the one-time passwords to be generated.
+   */
+  readonly codeLength: number;
+  /**
+   * The interval (in seconds) when the OTP codes should change.
+   */
+  readonly codeIntervalSeconds: number;
+  // TODO(prameshj) - make this public after API review.
+  // This can be used by callers to show a countdown of when to enter OTP code by.
+  private readonly finalizeEnrollmentBy: string;
+
+  // The public members are declared outside the constructor so the docs can be generated.
   private constructor(
-    readonly secretKey: string,
-    readonly hashingAlgorithm: string,
-    readonly codeLength: number,
-    readonly codeIntervalSeconds: number,
-    // TODO(prameshj) - make this public after API review.
-    // This can be used by callers to show a countdown of when to enter OTP code by.
-    private readonly finalizeEnrollmentBy: string,
+    secretKey: string,
+    hashingAlgorithm: string,
+    codeLength: number,
+    codeIntervalSeconds: number,
+    finalizeEnrollmentBy: string,
     private readonly sessionInfo: string,
     private readonly auth: AuthInternal
-  ) {}
+  ) {
+    this.secretKey = secretKey;
+    this.hashingAlgorithm = hashingAlgorithm;
+    this.codeLength = codeLength;
+    this.codeIntervalSeconds = codeIntervalSeconds;
+    this.finalizeEnrollmentBy = finalizeEnrollmentBy;
+  }
 
   /** @internal */
   static _fromStartTotpMfaEnrollmentResponse(