chore: generate mfa secret in backend (#2930) [skip e2e]

* chore: get mfa secret from backend

* chore: remove unused code

packages/snjs/lib/Services/Settings/SNSettingsService.ts

@@ -42,8 +42,8 @@ export class SettingsService extends AbstractService implements SettingsClientIn
     return this.provider.updateSubscriptionSetting(name, payload, sensitive)
   }
 
-  async updateSetting(name: SettingName, payload: string, sensitive = false) {
-    return this.provider.updateSetting(name, payload, sensitive)
+  async updateSetting(name: SettingName, payload: string, sensitive = false, totpToken?: string) {
+    return this.provider.updateSetting(name, payload, sensitive, totpToken)
   }
 
   async getDoesSensitiveSettingExist(name: SettingName) {
@@ -54,6 +54,19 @@ export class SettingsService extends AbstractService implements SettingsClientIn
     return this.provider.deleteSetting(name, serverPassword)
   }
 
+  async generateMfaSecret(): Promise<string> {
+    return this.provider.getMfaSecret()
+  }
+
+  async updateMfaSetting(secret: string, totpToken: string): Promise<void> {
+    return this.provider.updateSetting(
+      SettingName.create(SettingName.NAMES.MfaSecret).getValue(),
+      secret,
+      true,
+      totpToken,
+    )
+  }
+
   getEmailBackupFrequencyOptionLabel(frequency: EmailBackupFrequency): string {
     return this.frequencyOptionsLabels[frequency]
   }

packages/snjs/lib/Services/Settings/SettingsClientInterface.ts

@@ -9,9 +9,13 @@ export interface SettingsClientInterface {
 
   getDoesSensitiveSettingExist(name: SettingName): Promise<boolean>
 
-  updateSetting(name: SettingName, payload: string, sensitive?: boolean): Promise<void>
+  updateSetting(name: SettingName, payload: string, sensitive?: boolean, totpToken?: string): Promise<void>
 
   deleteSetting(name: SettingName, serverPassword?: string): Promise<void>
 
+  generateMfaSecret(): Promise<string>
+
+  updateMfaSetting(secret: string, totpToken: string): Promise<void>
+
   getEmailBackupFrequencyOptionLabel(frequency: EmailBackupFrequency): string
 }

packages/snjs/lib/Services/Settings/SettingsGateway.ts

@@ -102,8 +102,8 @@ export class SettingsGateway {
     return response.data?.success ?? false
   }
 
-  async updateSetting(name: SettingName, payload: string, sensitive: boolean): Promise<void> {
-    const response = await this.settingsApi.updateSetting(this.userUuid, name.value, payload, sensitive)
+  async updateSetting(name: SettingName, payload: string, sensitive: boolean, totpToken?: string): Promise<void> {
+    const response = await this.settingsApi.updateSetting(this.userUuid, name.value, payload, sensitive, totpToken)
     if (isErrorResponse(response)) {
       throw new Error(getErrorFromErrorResponse(response).message)
     }
@@ -116,6 +116,14 @@ export class SettingsGateway {
     }
   }
 
+  async getMfaSecret(): Promise<string> {
+    const response = await this.settingsApi.getMfaSecret(this.userUuid)
+    if (isErrorResponse(response)) {
+      throw new Error(getErrorFromErrorResponse(response).message)
+    }
+    return response.data.secret
+  }
+
   deinit() {
     ;(this.settingsApi as unknown) = undefined
     ;(this.userProvider as unknown) = undefined

packages/snjs/lib/Services/Settings/SettingsServerInterface.ts

@@ -7,6 +7,10 @@ import {
 } from '@standardnotes/responses'
 import { UuidString } from '@Lib/Types/UuidString'
 
+export interface MfaSecretResponse {
+  secret: string
+}
+
 export interface SettingsServerInterface {
   listSettings(userUuid: UuidString): Promise<HttpResponse<ListSettingsResponse>>
 
@@ -15,6 +19,7 @@ export interface SettingsServerInterface {
     settingName: string,
     settingValue: string,
     sensitive: boolean,
+    totpToken?: string,
   ): Promise<HttpResponse<UpdateSettingResponse>>
 
   getSetting(
@@ -32,6 +37,8 @@ export interface SettingsServerInterface {
     sensitive: boolean,
   ): Promise<HttpResponse<UpdateSettingResponse>>
 
+  getMfaSecret(userUuid: UuidString): Promise<HttpResponse<MfaSecretResponse>>
+
   deleteSetting(
     userUuid: UuidString,
     settingName: string,