pub struct Session {
    pub homeserver_url: Option<String>,
    pub username: Option<String>,
    pub password: Option<String>,
    pub is_logged: bool,
}
impl Session {
    pub fn new() -> Self {
        Self {
            homeserver_url: None,
            username: None,
            password: None,
            is_logged: false,
        }
    }
    pub fn update(
        &mut self,
        homeserver_url: Option<String>,
        username: Option<String>,
        password: Option<String>,
    ) {
        self.homeserver_url = homeserver_url;
        self.username = username;
        self.password = password;
    }
}