import { AxiosInstance, AxiosResponse, AxiosError, Method } from 'axios';
import { App } from './shared';
/** Base HTTP client with common helpers for all microservices */
export default class Client {
    _axios: AxiosInstance;
    private _app;
    constructor(baseURL: string, app: App, options: PayHooks);
    /**
     * Pull out the data object given a successful HTTP response.
     * @param response - HTTP response object
     */
    protected _unpackResponseData<T>(response: AxiosResponse): T;
    /**
     * Parses generic HTTP errors, throwing more specific errors given certain
     * criteria.
     * @param error - HTTP error object
     */
    protected _unpackErrorResponse(error: AxiosError, label?: string, id?: number | string): undefined;
    _configure(baseUrl: string, options: PayHooks): void;
    /**
     * Perform microservice healthcheck
     * @returns "is healthy" response
     */
    healthy(): Promise<boolean>;
}
interface PayRequestContext {
    /** Response time in ms */
    responseTime: number;
    service: App;
    params: {
        [key: string]: string | number | boolean | undefined;
    };
    status?: number;
    url?: string;
    code?: number | string;
    method?: Method;
}
export declare type PayRequestHeaders = {
    [key: string]: string;
};
export interface PayHooks {
    transformRequestAddHeaders?(): PayRequestHeaders;
    successResponse?(context: PayRequestContext): void;
    failureResponse?(context: PayRequestContext): void;
}
export {};