package auth import ( "time" ) type User struct { Name string Pass string Session string LoginTime time.Time LastSeen time.Time Data map[string]interface{} } type UserStore interface { InitiateSession(user string, password string) (string, error) ValidateUser(user string, sessionId string) (bool, error) EndSession(user string) error AddUser(user string, password string) error DeleteUser(user string) error ChangePassword(user string, oldPassword string, newPassword string) error } func Login(user string, password string, userStore UserStore) (string, error) { //ValidateUser (check user exists, hash and compare password) //InitiateUserSession (generate token and assign it to the user) //set username in cookie //return token, nil return "", nil }