User Authentication via Username & Password or OTP

Regular Login :-

takes Username and Password as Input.
sends them to an API using axios post request method for authentication.
returns 'Login Successful' for a match.

OTP Login :-

prompts user for username.
sends username to another API for OTP generation.
Alerts the user to the OTP.
prompts user for OTP.
send it to another API for verification.
returns 'Login Succesful' for a match.