Files
standardnotes-app-web/packages/snjs/lib/Services/Mfa/MfaService.ts
2022-07-06 14:04:30 +02:00

69 lines
2.2 KiB
TypeScript

import { SettingName } from '@standardnotes/settings'
import { SNSettingsService } from '../Settings'
import * as messages from '../Api/Messages'
import { PureCryptoInterface } from '@standardnotes/sncrypto-common'
import { SNFeaturesService } from '../Features/FeaturesService'
import { FeatureIdentifier } from '@standardnotes/features'
import { AbstractService, InternalEventBusInterface } from '@standardnotes/services'
export class SNMfaService extends AbstractService {
constructor(
private settingsService: SNSettingsService,
private crypto: PureCryptoInterface,
private featuresService: SNFeaturesService,
protected override internalEventBus: InternalEventBusInterface,
) {
super(internalEventBus)
}
private async saveMfaSetting(secret: string): Promise<void> {
return await this.settingsService.updateSetting(SettingName.MfaSecret, secret, true)
}
async isMfaActivated(): Promise<boolean> {
const mfaSetting = await this.settingsService.getDoesSensitiveSettingExist(SettingName.MfaSecret)
return mfaSetting != false
}
async generateMfaSecret(): Promise<string> {
return this.crypto.generateOtpSecret()
}
async getOtpToken(secret: string): Promise<string> {
return this.crypto.totpToken(secret, Date.now(), 6, 30)
}
async enableMfa(secret: string, otpToken: string): Promise<void> {
const otpTokenValid = otpToken != undefined && otpToken === (await this.getOtpToken(secret))
if (!otpTokenValid) {
throw new Error(messages.SignInStrings.IncorrectMfa)
}
return this.saveMfaSetting(secret)
}
async disableMfa(): Promise<void> {
return await this.settingsService.deleteSetting(SettingName.MfaSecret)
}
isMfaFeatureAvailable(): boolean {
const feature = this.featuresService.getUserFeature(FeatureIdentifier.TwoFactorAuth)
// If the feature is not present in the collection, we don't want to block it
if (feature == undefined) {
return false
}
return feature.no_expire === true || (feature.expires_at ?? 0) > Date.now()
}
override deinit(): void {
;(this.settingsService as unknown) = undefined
;(this.crypto as unknown) = undefined
;(this.featuresService as unknown) = undefined
super.deinit()
}
}