/**
 * PayPal Server SDKLib
 *
 * This file was automatically generated by APIMATIC v3.0 ( https://www.apimatic.io ).
 */
import { HttpClientOptions } from './clientAdapter.js';
import { ClientCredentialsAuthManager } from './clientCredentialsAuthManager.js';
import { PartialLoggingOptions } from './core.js';
import { OAuthToken } from './models/oAuthToken.js';
/** An interface for all configuration parameters required by the SDK. */
export interface Configuration {
    timeout: number;
    environment: Environment;
    clientCredentialsAuthCredentials?: {
        oAuthClientId: string;
        oAuthClientSecret: string;
        oAuthToken?: OAuthToken;
        oAuthTokenProvider?: (lastOAuthToken: OAuthToken | undefined, authManager: ClientCredentialsAuthManager) => Promise<OAuthToken>;
        oAuthOnTokenUpdate?: (token: OAuthToken) => void;
        oAuthClockSkew?: number;
    };
    httpClientOptions?: Partial<HttpClientOptions>;
    unstable_httpClientOptions?: any;
    logging?: PartialLoggingOptions;
}
/** Environments available for API */
export declare enum Environment {
    Production = "Production",
    Sandbox = "Sandbox"
}
export declare namespace Configuration {
    function fromJsonConfig(jsonConfig: string): Partial<Configuration>;
    function fromEnvironment(envVariables: Record<string, string | undefined>): Partial<Configuration>;
}
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