import { DsnLike } from './dsn';
import { Event } from './event';
import { Response } from './response';
import { SdkMetadata } from './sdkmetadata';
import { Session, SessionAggregates } from './session';
/** Transport used sending data to Sentry */
export interface Transport {
    /**
     * Sends the event to the Store endpoint in Sentry.
     *
     * @param event Event that should be sent to Sentry.
     */
    sendEvent(event: Event): PromiseLike<Response>;
    /**
     * Sends the session to the Envelope endpoint in Sentry.
     *
     * @param session Session that should be sent to Sentry | Session Aggregates that should be sent to Sentry.
     */
    sendSession?(session: Session | SessionAggregates): PromiseLike<Response>;
    /**
     * Wait for all events to be sent or the timeout to expire, whichever comes first.
     *
     * @param timeout Maximum time in ms the transport should wait for events to be flushed. Omitting this parameter will
     *   cause the transport to wait until all events are sent before resolving the promise.
     * @returns A promise that will resolve with `true` if all events are sent before the timeout, or `false` if there are
     * still events in the queue when the timeout is reached.
     */
    close(timeout?: number): PromiseLike<boolean>;
}
/** JSDoc */
export declare type TransportClass<T extends Transport> = new (options: TransportOptions) => T;
/** JSDoc */
export interface TransportOptions {
    /** Sentry DSN */
    dsn: DsnLike;
    /** Define custom headers */
    headers?: {
        [key: string]: string;
    };
    /** Set a HTTP proxy that should be used for outbound requests. */
    httpProxy?: string;
    /** Set a HTTPS proxy that should be used for outbound requests. */
    httpsProxy?: string;
    /** HTTPS proxy certificates path */
    caCerts?: string;
    /** Fetch API init parameters */
    fetchParameters?: {
        [key: string]: string;
    };
    /** The envelope tunnel to use. */
    tunnel?: string;
    /**
     * Set of metadata about the SDK that can be internally used to enhance envelopes and events,
     * and provide additional data about every request.
     * */
    _metadata?: SdkMetadata;
}
//# sourceMappingURL=transport.d.ts.map