import { IStreamEventProperties } from './streamEventProperties';
import { ITrackInfo } from './IStreamTrackInfo';
/**
 * Generic interface for stream events.
 */
export interface IStreamEvent<T extends StreamEventType> {
    /**
     * Type of the event.
     * @see {@link StreamEventType}
     */
    type: T;
    /**
     * Additional stream properties that are relevant to the event.
     * If there is more than one stream active, this will contain the properties of the stream that emitted the event.
     */
    srcArguments: IStreamEventProperties;
}
/**
 * Stream Error Event, which is emitted when an error occurs during stream operations.
 */
export interface IStreamErrorEvent extends IStreamEvent<'error'> {
    /**
     * Additional info about the error that occurred, if any info is available.
     */
    errorMessage?: string | undefined;
}
/**
 * Stream Tracks Changed Event which is emitted when new track is selected or active track resets.
 */
export interface IStreamTracksChangedEvent extends IStreamEvent<'tracks_changed'> {
    /**
     * Additional info about the track which has occurred the event.
     */
    tracks: ITrackInfo[] | undefined;
}
/**
 * List of all possible stream event types.
 */
export type StreamEventType = 'connected' | 'disconnected' | 'error' | 'stop' | 'play' | 'prepare' | 'pause' | 'resume' | 'tracks_changed';