Struct AppContext 

pub struct AppContext {

    pub config: Arc<RwLock<Config>>,
    pub state: Arc<Mutex<AppState>>,
    pub api_client: Arc<ImmichApiClient>,
    pub queue_manager: Arc<QueueManager>,
    pub monitor_handle: Arc<MonitorHandle>,
    pub sync_index: Arc<ShardedSyncIndex>,
    pub live_watch_paths: Arc<Mutex<Vec<WatchPathEntry>>>,
    pub sync_now_tx: UnboundedSender<()>,
    pub thumbnail_cache: Arc<ThumbnailCache>,
    pub library_state: Arc<Mutex<LibraryState>>,
    pub library_timeline_active: AtomicBool,
    pub current_user_id: Arc<Mutex<Option<String>>>,
    pub expected_self_deletions: Arc<RecentSelfPaths>,
    pub expected_self_downloads: Arc<RecentSelfPaths>,
    pub reconcile_locks: Arc<ReconcileLocks>,
    pub pending_deletions: Arc<PendingDeletions>,
}

Shared application context holding all dependency handles that UI and background tasks need. Wrapped in Arc at construction time so it can be cloned cheaply.

Fields

config: Arc<RwLock<Config>>

Thread-safe configuration data.

state: Arc<Mutex<AppState>>

Thread-safe application state metrics.

api_client: Arc<ImmichApiClient>

Shared Immich API client handle.

queue_manager: Arc<QueueManager>

System upload and download worker queue coordinator.

monitor_handle: Arc<MonitorHandle>

Native file monitor handle.

sync_index: Arc<ShardedSyncIndex>

Concurrent database state check index.

live_watch_paths: Arc<Mutex<Vec<WatchPathEntry>>>

Thread-safe active watched paths lists.

sync_now_tx: UnboundedSender<()>

Channel sender to trigger manual synchronization catch-ups.

thumbnail_cache: Arc<ThumbnailCache>

LRU thumbnail image cache coordinator.

library_state: Arc<Mutex<LibraryState>>

GTK library view loading state container.

library_timeline_active: AtomicBool

True if timeline page views are currently active.

current_user_id: Arc<Mutex<Option<String>>>

Authenticated user unique identifier, fetched at bootstrap.

expected_self_deletions: Arc<RecentSelfPaths>

Tracking lists of deletions requested by Mimick itself.

expected_self_downloads: Arc<RecentSelfPaths>

Tracking lists of files downloaded by Mimick itself.

reconcile_locks: Arc<ReconcileLocks>

Active locks to prevent multi-sync conflicts.

pending_deletions: Arc<PendingDeletions>

Deletions waiting to be confirmed across sync sweeps.