import { Action, LookupActionInput } from './subscription-event-dictionary.type';
import { PrismaClient, Subscription, SubscriptionEvent } from '@prisma/client';
/**
 * This class loads all subscription flows and allows filtering by member plan,
 * payment method, periodicity, renewal and EITHER the daysAwayFromEnding or a
 * list of event names.
 */
export declare class SubscriptionEventDictionary {
    private readonly prismaService;
    private allFlows;
    constructor(prismaService: PrismaClient);
    /**
     * Get the earliest date when an invoice must be created.
     * @param date The current date.
     * @returns The earliest date.
     */
    getEarliestInvoiceCreationDate(date: Date): Promise<Date>;
    /**
     * Get an array of the dates where custom events have been defined.
     * @param date The current date.
     * @returns An array of dates.
     */
    getDatesWithCustomEvent(date: Date): Promise<Date[]>;
    /**
     * Try to get the MailTemplates for a specific filter of [memberPlan,
     * paymentMethod, periodicity, autoRenewal]. You additionally need to pass
     * either `daysAwayFromEnding` or `events` to filter further. If any
     * filter leads to an empty result set, the templates of the default flow are
     * returned.
     * @param query The filter of the above properties.
     * @returns An array of MailTemplates.
     */
    getActionsForSubscriptions(query: LookupActionInput): Promise<Action[]>;
    /**
     * Load all subscription flows. This is automatically called once per instance.
     * {@link getActionsForSubscriptions}.
     */
    private initialize;
    /**
     * Filter the MailTemplates stored for a specific flow. They can either be
     * filtered by `daysAwayFromEnding` or by `lookupEvents`.
     * @param timeline The leaf of the store.
     * @param daysAwayFromEnding Number of days away from ending.
     * @param lookupEvents The event identifiers.
     * @returns Array of mail templates.
     */
    private getActionByDay;
    private normalizeDate;
    /**
     * Get the External Mail Template name for a specific subscription and subscription event.
     * @param prisma The Prisma client.
     * @param subsciption The subscription to search for.
     * @param subscriptionEvent The event to search for.
     * @returns The external template identifier OR undefined of none was found.
     */
    getSubsciptionTemplateIdentifier(subsciption: Subscription, subscriptionEvent: SubscriptionEvent): Promise<string | undefined>;
}