import { Account, AccountId } from "@ticketto/types";
export interface DirectoryStorage {
    /**
     * Returns the list of all existing accounts.
     */
    all(): Promise<Account[]>;
    /**
     * Returns this list of accounts, indexed by display.
     * @param display A nickname to display quickly identifying an account.
     */
    indexByDisplay(display: string): Promise<Account[]>;
    /**
     * Returns this list of accounts, indexed by phone.
     * @param phone The phone number of the {@link Account}.
     */
    indexByPhone(phone: string): Promise<Account[]>;
    /**
     * Returns this list of accounts, indexed by email.
     * @param email The email of the {@link Account}.
     */
    indexByEmail(email: string): Promise<Account[]>;
    /**
     * Returns an account by its ID. Returns undefined if no account is found.
     * @param accountId The {@link AccountId} that identifies an {@link Account}.
     */
    get(accountId: AccountId): Promise<Account | undefined>;
}