Interface ActionCreators<TC, TL>

interface ActionCreators<TC, TL = TC> {
    addItem: (payload: Item<TC, TL>) => AddItemAction<TC, TL>;
    loadItems: (payload: LoadPayload<TC, TL>) => LoadItemsAction<TC, TL>;
    removeItem: (payload: Item<TC, TL>) => RemoveItemAction<TC, TL>;
    updateItem: (payload: Item<TC, TL>) => UpdateItemAction<TC, TL>;
    updateItems: (payload: Item<TC, TL>[]) => UpdateItemsAction<TC, TL>;
}