# login.py

users = {
    "doctor1": {"password": "pass123", "role": "Doctor"},
    "nurse1": {"password": "pass123", "role": "Nurse"},
    "admin1": {"password": "pass123", "role": "Admin"},
    "patient1": {"password": "pass123", "role": "Patient"}
}


def authenticate(username, password):
    user = users.get(username)
    if user and user["password"] == password:
        #return True, user["role"]
        return True, "Doctor"
    return False, None