add handleMigrateEncryptionKey to default and web service

libs/auth/src/angular/login/default-login.service.ts

@@ -1,8 +1,17 @@
 import { UrlTree } from "@angular/router";
 
+import { AuthResult } from "@bitwarden/common/auth/models/domain/auth-result";
+import { I18nService } from "@bitwarden/common/platform/abstractions/i18n.service";
+import { ToastService } from "@bitwarden/components";
+
 import { LoginService, PasswordPolicies } from "./login.service";
 
 export class DefaultLoginService implements LoginService {
+  constructor(
+    protected i18nService: I18nService,
+    protected toastService: ToastService,
+  ) {}
+
   getShowPasswordlessFlag(): boolean {
     return null;
   }
@@ -14,4 +23,18 @@ export class DefaultLoginService implements LoginService {
   async getOrgPolicies(): Promise<PasswordPolicies | null> {
     return null;
   }
+
+  // Legacy accounts used the master key to encrypt data. Migration is required but only performed on web
+  async handleMigrateEncryptionKey(result: AuthResult): Promise<boolean> {
+    if (!result.requiresEncryptionKeyMigration) {
+      return false;
+    }
+
+    this.toastService.showToast({
+      variant: "error",
+      title: this.i18nService.t("errorOccured"),
+      message: this.i18nService.t("encryptionKeyMigrationRequired"),
+    });
+    return true;
+  }
 }