use std::future::Future;
use crate::entities::WidgetId;
use crate::value_objects::{Layout, WidgetState};

pub trait BroadcastPort {
    type Error;

    fn push_screen_update(
        &self,
        layout: &Layout,
        widgets: &[(WidgetId, WidgetState)],
    ) -> impl Future<Output = Result<(), Self::Error>> + Send;

    fn push_data_update(
        &self,
        updates: &[(WidgetId, WidgetState)],
    ) -> impl Future<Output = Result<(), Self::Error>> + Send;
}