import { MongoCollectionClass } from '../../common/mongo-collection.js';
import { type Annotation, type CreateAnnotationDto, type UpdateAnnotationDto } from '@tmlmobilidade/types';
import { IndexDescription } from 'mongodb';
import { z } from 'zod';
declare class AnnotationsClass extends MongoCollectionClass<Annotation, CreateAnnotationDto, UpdateAnnotationDto> {
    private static _instance;
    protected createSchema: z.ZodSchema;
    protected updateSchema: z.ZodSchema;
    private constructor();
    static getInstance(): Promise<AnnotationsClass>;
    /**
     * Finds Annotation documents by agency IDs.
     *
     * @param ids - The agency IDs to search for
     * @returns A promise that resolves to an array of matching documents
     */
    findByAgencyIds(ids: string[]): Promise<import("mongodb").WithId<{
        _id: string;
        created_at: number & {
            __brand: "UnixTimestamp";
        };
        created_by: string | null;
        is_locked: boolean;
        updated_at: number & {
            __brand: "UnixTimestamp";
        };
        title: string;
        agency_ids: string[];
        dates: import("@tmlmobilidade/types").OperationalDate[];
        updated_by?: string | undefined;
        description?: string | undefined;
    }>[]>;
    protected getCollectionIndexes(): IndexDescription[];
    protected getCollectionName(): string;
    protected getEnvName(): string;
}
export declare const annotations: AnnotationsClass;
export {};