import { MongoCollectionClass } from '../../common/mongo-collection.js';
import { MetricSchema } from '@tmlmobilidade/types';
import { IndexDescription } from 'mongodb';
import { z } from 'zod';
export type MetricDocument = z.infer<typeof MetricSchema>;
declare class MetricsClass extends MongoCollectionClass<MetricDocument, MetricDocument, MetricDocument> {
    private static _instance;
    protected createSchema: z.ZodSchema;
    protected updateSchema: z.ZodSchema;
    private constructor();
    static getInstance(): Promise<MetricsClass>;
    protected getCollectionIndexes(): IndexDescription[];
    protected getCollectionName(): string;
    protected getEnvName(): string;
}
export declare const metrics: MetricsClass;
export {};