import { OnModuleDestroy, OnModuleInit } from '@nestjs/common';
import { StorageService } from '../../storage/services/storage.service';
export declare class ApiMetricsService implements OnModuleInit, OnModuleDestroy {
    private readonly storageService;
    private count;
    private errors;
    private durations;
    private timer;
    constructor(storageService: StorageService);
    record(durationMs: number, isError: boolean): void;
    onModuleInit(): void;
    onModuleDestroy(): void;
    private flush;
}