//! The dashboard's view of the on-disk recipe-repo cache.
//!
//! The dashboard is long-lived: a repo cloned after it started (a manual
//! sync, the background loop, a first boot whose sync failed) must not wait
//! for a container restart. The CLI paths get the roots at process start,
//! so this merge is private to the report refresher's own config copy.

use crate::config::Config;

/// Fold the on-disk recipe-repo cache into the dashboard's own config copy.
/// Returns true when a new root appeared (the caller must re-collect).
///
/// The dashboard is long-lived: a repo cloned after it started must not wait
/// for a container restart. The CLI paths get the roots at process start, so
/// this copy is private to the refresher.
pub(crate) fn merge_roots(cfg: &mut Config) -> bool {
    // Only the cache of *configured* repos: an install that lists no repos
    // must not resurrect stale clones (and the panel says so explicitly).
    if cfg.recipe_repos.is_empty() {
        return false;
    }
    let mut changed = false;
    for root in crate::recipe_repos::cached_roots() {
        let src = root.join("recipes").display().to_string();
        if !cfg.recipe_sources.contains(&src) {
            cfg.recipe_sources.push(src);
            cfg.docker_image_sources.push(root.display().to_string());
            changed = true;
        }
    }
    changed
}