using Gee;

public class IdentityManagerModel : Object {
    private const string FILE_NAME = "identities.txt";

    private IIdentityCardStore store;
    public LinkedList<IdCard>  get_card_list() {
         var identities = store.get_card_list();
         identities.sort( (a, b) => {
             IdCard id_a = (IdCard )a;
             IdCard id_b = (IdCard )b;
             if (id_a.IsNoIdentity() && !id_b.IsNoIdentity()) {
                return -1;
             } else if (id_b.IsNoIdentity() && !id_a.IsNoIdentity()) {
                return 1;
             }
             return strcmp(id_a.display_name, id_b.display_name);
         });
         if (identities.is_empty || !identities[0].IsNoIdentity())
             identities.insert(0, IdCard.NewNoIdentity());
         return identities;
    }
    public signal void card_list_changed();

    public void add_card(IdCard card) {
        store.add_card(card);
        card_list_changed();
     }

     public void update_card(IdCard card) {
        store.update_card(card);
        card_list_changed();
     }

     public void remove_card(IdCard card) {
        store.remove_card(card);
        card_list_changed();
     }

    private IdentityManagerApp parent;

    public IdentityManagerModel(IdentityManagerApp parent_app) {
        parent = parent_app;
        store = new LocalFlatFileStore();
    }
}