import { HMSPlaylistItem, HMSPlaylistSelection } from './playlist';
import { HMSStore } from './schema';
/**
 * Helpful selectors for audio and video playlist
 */
export interface HMSPlaylistSelector {
    /**
     * returns the playlist items list as set initially
     */
    list: <T>(store: HMSStore) => HMSPlaylistItem<T>[];
    /**
     * This returns playlist selection with `{ id, hasNext, hasPrev }`
     * @returns {HMSPlaylistSelection}
     */
    selection: (store: HMSStore) => HMSPlaylistSelection;
    /**
     * This returns playlist item for corresponding Id in selection
     * @returns {HMSPlaylistItem}
     */
    selectedItem: <T>(store: HMSStore) => HMSPlaylistItem<T>;
    /**
     * returns the current progress percentage, a number between 0-100
     */
    progress: (store: HMSStore) => number;
    /**
     * returns the current volume the playlist is playing at, a number between 0-100
     */
    volume: (store: HMSStore) => number;
    /**
     * returns the current time of the playlist in seconds
     */
    currentTime: (store: HMSStore) => number;
    /**
     * returns the playback rate, a number between 0.25-2.0.
     */
    playbackRate: (store: HMSStore) => number;
}