[PM-7084] 4/6: Introduce shared email two-factor component (#9770)

* Add shared email two-factor component

* Update apps/browser/src/auth/popup/two-factor-auth-email.component.ts

Co-authored-by: Jake Fink <jfink@bitwarden.com>

---------

Co-authored-by: Jake Fink <jfink@bitwarden.com>

libs/angular/src/auth/components/two-factor-auth/two-factor-auth-email.component.html

@@ -0,0 +1,19 @@
+<p bitTypography="body1">
+  {{ "enterVerificationCodeEmail" | i18n: twoFactorEmail }}
+</p>
+<bit-form-field>
+  <bit-label>{{ "verificationCode" | i18n }}</bit-label>
+  <input
+    bitInput
+    type="text"
+    appAutofocus
+    appInputVerbatim
+    [(ngModel)]="tokenValue"
+    (input)="token.emit(tokenValue)"
+  />
+  <bit-hint>
+    <a bitLink href="#" appStopClick (click)="sendEmail(true)">
+      {{ "sendVerificationCodeEmailAgain" | i18n }}
+    </a></bit-hint
+  >
+</bit-form-field>

libs/angular/src/auth/components/two-factor-auth/two-factor-auth-email.component.ts

@@ -0,0 +1,109 @@
+import { DialogModule } from "@angular/cdk/dialog";
+import { CommonModule } from "@angular/common";
+import { Component, EventEmitter, Output } from "@angular/core";
+import { ReactiveFormsModule, FormsModule } from "@angular/forms";
+
+import { JslibModule } from "@bitwarden/angular/jslib.module";
+import { I18nPipe } from "@bitwarden/angular/platform/pipes/i18n.pipe";
+import { LoginStrategyServiceAbstraction } from "@bitwarden/auth/common";
+import { ApiService } from "@bitwarden/common/abstractions/api.service";
+import { TwoFactorService } from "@bitwarden/common/auth/abstractions/two-factor.service";
+import { TwoFactorProviderType } from "@bitwarden/common/auth/enums/two-factor-provider-type";
+import { TwoFactorEmailRequest } from "@bitwarden/common/auth/models/request/two-factor-email.request";
+import { AppIdService } from "@bitwarden/common/platform/abstractions/app-id.service";
+import { I18nService } from "@bitwarden/common/platform/abstractions/i18n.service";
+import { LogService } from "@bitwarden/common/platform/abstractions/log.service";
+import { PlatformUtilsService } from "@bitwarden/common/platform/abstractions/platform-utils.service";
+import {
+  ButtonModule,
+  LinkModule,
+  TypographyModule,
+  FormFieldModule,
+  AsyncActionsModule,
+} from "@bitwarden/components";
+
+@Component({
+  standalone: true,
+  selector: "app-two-factor-auth-email",
+  templateUrl: "two-factor-auth-email.component.html",
+  imports: [
+    CommonModule,
+    JslibModule,
+    DialogModule,
+    ButtonModule,
+    LinkModule,
+    TypographyModule,
+    ReactiveFormsModule,
+    FormFieldModule,
+    AsyncActionsModule,
+    FormsModule,
+  ],
+  providers: [I18nPipe],
+})
+export class TwoFactorAuthEmailComponent {
+  @Output() token = new EventEmitter<string>();
+
+  twoFactorEmail: string = null;
+  emailPromise: Promise<any>;
+  tokenValue: string = "";
+
+  constructor(
+    protected i18nService: I18nService,
+    protected twoFactorService: TwoFactorService,
+    protected loginStrategyService: LoginStrategyServiceAbstraction,
+    protected platformUtilsService: PlatformUtilsService,
+    protected logService: LogService,
+    protected apiService: ApiService,
+    protected appIdService: AppIdService,
+  ) {}
+
+  async ngOnInit(): Promise<void> {
+    const providerData = await this.twoFactorService.getProviders().then((providers) => {
+      return providers.get(TwoFactorProviderType.Email);
+    });
+    this.twoFactorEmail = providerData.Email;
+
+    if ((await this.twoFactorService.getProviders()).size > 1) {
+      await this.sendEmail(false);
+    }
+  }
+
+  async sendEmail(doToast: boolean) {
+    if (this.emailPromise != null) {
+      return;
+    }
+
+    if ((await this.loginStrategyService.getEmail()) == null) {
+      this.platformUtilsService.showToast(
+        "error",
+        this.i18nService.t("errorOccurred"),
+        this.i18nService.t("sessionTimeout"),
+      );
+      return;
+    }
+
+    try {
+      const request = new TwoFactorEmailRequest();
+      request.email = await this.loginStrategyService.getEmail();
+      request.masterPasswordHash = await this.loginStrategyService.getMasterPasswordHash();
+      request.ssoEmail2FaSessionToken =
+        await this.loginStrategyService.getSsoEmail2FaSessionToken();
+      request.deviceIdentifier = await this.appIdService.getAppId();
+      request.authRequestAccessCode = await this.loginStrategyService.getAccessCode();
+      request.authRequestId = await this.loginStrategyService.getAuthRequestId();
+      this.emailPromise = this.apiService.postTwoFactorEmail(request);
+      await this.emailPromise;
+      if (doToast) {
+        this.platformUtilsService.showToast(
+          "success",
+          null,
+          this.i18nService.t("verificationCodeEmailSent", this.twoFactorEmail),
+        );
+      }
+    } catch (e) {
+      this.logService.error(e);
+    }
+
+    this.emailPromise = null;
+  }
+}

libs/angular/src/auth/components/two-factor-auth/two-factor-auth.component.html

@@ -1,5 +1,9 @@
 <form [bitSubmit]="submitForm" [formGroup]="formGroup" autocomplete="off">
   <div class="tw-min-w-96">
+    <app-two-factor-auth-email
+      (token)="token = $event"
+      *ngIf="selectedProviderType === providerType.Email"
+    />
     <app-two-factor-auth-authenticator
       (token)="token = $event"
       *ngIf="selectedProviderType === providerType.Authenticator"

libs/angular/src/auth/components/two-factor-auth/two-factor-auth.component.ts

@@ -39,6 +39,7 @@ import {
 import { CaptchaProtectedComponent } from "../captcha-protected.component";
 
 import { TwoFactorAuthAuthenticatorComponent } from "./two-factor-auth-authenticator.component";
+import { TwoFactorAuthEmailComponent } from "./two-factor-auth-email.component";
 import { TwoFactorAuthYubikeyComponent } from "./two-factor-auth-yubikey.component";
 import {
   TwoFactorOptionsDialogResult,
@@ -60,6 +61,7 @@ import {
     ButtonModule,
     TwoFactorOptionsComponent,
     TwoFactorAuthAuthenticatorComponent,
+    TwoFactorAuthEmailComponent,
     TwoFactorAuthYubikeyComponent,
   ],
   providers: [I18nPipe],