xray-tui 1.4.1

A layer inspector for OCI-compliant images
Documentation 
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use anyhow::Context;

use super::store::Store;
use super::view::View;

/// A Flux Dispatcher
pub struct Dispatcher<S, V> {
    store: S,
    view: V,
}

impl<S, V> Dispatcher<S, V> {
    /// Creates a new [Dispatcher] for the provided [Store] and [View].
    pub fn new(store: S, view: V) -> Self {
        Dispatcher { store, view }
    }
}

impl<S, V> Dispatcher<S, V>
where
    S: Store,
    V: View<S>,
{
    /// Calls [Store::handle] to handle the provided [Action].
    ///
    /// Also notifies the [Dispatcher::view] about the change so that it may update accordinglyfor.
    pub fn dispatch(&mut self, action: S::Action) -> anyhow::Result<()> {
        self.store
            .handle(action)
            .context("failed to handle the action")?;
        self.view.on_update(&self.store).context(
            "failed to update the view with the latest data from the store",
        )
    }

    /// Returns a reference to the [Store] of this dispatcher.
    pub fn get_store(&self) -> &S {
        &self.store
    }
}