import { PrometheusConstant } from "./constants";
import { ConfService } from "../conf/conf-service";
export interface ServiceInterface {
    event: string;
    timestamp: Date;
}
export interface RegisterInterface {
    timestamp: Date;
}
export interface CompleteInterface {
    timestamp: Date;
    interaction_id?: string;
    state?: string;
    old_state?: string;
    status: boolean;
    reason_code?: string;
    media_type?: string;
    media_channel?: string;
    error_code?: string;
}
export declare class PrometheusService {
    private _db;
    private readonly confService?;
    EVENT: ReturnType<typeof PrometheusConstant>;
    constructor(confService?: ConfService);
    init(): PrometheusService;
    startEvent(event: string, options: RegisterInterface): void;
    endEvent(event: string, options: CompleteInterface): void;
}
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