import { ConfigurationChangeEvent, ValmConfiguration } from '../../types';
import { AudioEvents, VideoEvents } from '../../media-stream';
import { RecordingEvents } from '../../recording';
import { ScreenShareEvents } from '../../screen-share';
import { TranscriptionEvents } from '../../transcription';
import { TypedEventEmitter } from '../../utils';

export type Constructor<T = object> = new (...args: any[]) => T;
export interface BaseEvents extends Record<string, (...args: any[]) => void> {
    configurationChanged: (event: ConfigurationChangeEvent) => void;
    configReset: (data: {
        oldConfig: ValmConfiguration;
        newConfig: ValmConfiguration;
    }) => void;
    configImported: (data: {
        oldConfig: ValmConfiguration;
        newConfig: ValmConfiguration;
    }) => void;
    [key: `${string}ConfigChanged`]: (event: ConfigurationChangeEvent) => void;
}
type AllEvents = VideoEvents & AudioEvents & RecordingEvents & BaseEvents & ScreenShareEvents & TranscriptionEvents;
export declare class BaseConfigurationService extends TypedEventEmitter<AllEvents> {
    protected config: Record<string, any>;
    protected validators: Map<string, (value: any) => boolean>;
    private _defaultConfigCache;
    constructor(initialConfig?: Record<string, any>);
    protected getCachedDefaultConfig(): Record<string, any>;
    protected getDefaultConfig(): Record<string, any>;
    protected setupValidators(): void;
    protected validateAndSet(path: string, value: any): void;
    protected emitChange<T>(section: string, property: string, oldValue: T, newValue: T): void;
    protected deepClone<T>(obj: T): T;
    protected deepMerge(target: any, source: any): any;
}
export {};