import { MongoCollectionClass } from '../../mongo-collection.js';
import { CreateZoneDto, UpdateZoneDto, Zone } from '@tmlmobilidade/types';
import { IndexDescription } from 'mongodb';
import { z } from 'zod';
declare class ZonesClass extends MongoCollectionClass<Zone, CreateZoneDto, UpdateZoneDto> {
    private static _instance;
    protected createSchema: z.ZodSchema;
    protected updateSchema: z.ZodSchema;
    private constructor();
    static getInstance(): Promise<ZonesClass>;
    /**
     * Finds a zone document by its code.
     *
     * @param code - The code of the zone to find
     * @returns A promise that resolves to the matching zone document or null if not found
     */
    findByCode(code: string): Promise<import("mongodb").WithId<Zone> | null>;
    /**
     * Finds a zone document by its name.
     *
     * @param name - The name of the zone to find
     * @returns A promise that resolves to the matching zone document or null if not found
     */
    findByName(name: string): Promise<import("mongodb").WithId<Zone> | null>;
    /**
     * Updates a zone document by its code.
     *
     * @param code - The code of the zone to update.
     * @param updateFields - The fields to update in the zone document.
     * @returns A promise that resolves to the result of the update operation.
     */
    updateByCode(code: string, updateFields: Partial<Zone>): Promise<import("mongodb").UpdateResult<Zone>>;
    protected getCollectionIndexes(): IndexDescription[];
    protected getCollectionName(): string;
    protected getEnvName(): string;
}
export declare const zones: ZonesClass;
export {};