One time password

TOTP implementation (incomplete. Token is generated, but not verified.)

packages/src/lib/utils.js

@@ -0,0 +1,17 @@
+import * as OTPAuth from 'otpauth'
+
+export const totp = () => {
+  let totp = new OTPAuth.TOTP({
+    issuer: 'Private data',
+    label: 'otp',
+    algorithm: 'SHA1',
+    digits: 6,
+    period: 300,
+  })
+
+  let token = totp.generate()
+  let seconds = totp.period - (Math.floor(Date.now() / 1000) % totp.period)
+  let uri = totp.toString()
+
+  return { token, seconds, uri }
+}