/**
 * EPG Fetching Service
 * Fetches EPG data from multiple sources with fallback
 */
import type { EPGSource, EPGChannel, EPGProgram } from '../types';
/**
 * Default EPG Sources
 * iptv-org provides comprehensive international EPG with 30K+ channels
 * https://github.com/iptv-org/epg
 */
export declare const DEFAULT_EPG_SOURCES: EPGSource[];
/**
 * Fetch EPG data from a single source
 */
export declare function fetchEPGFromSource(source: EPGSource, proxyUrl?: string): Promise<{
    channels: EPGChannel[];
    programs: EPGProgram[];
}>;
/**
 * Fetch EPG from multiple sources with fallback
 * Tries sources in priority order until one succeeds
 */
export declare function fetchEPG(sources?: EPGSource[], proxyUrl?: string): Promise<{
    channels: EPGChannel[];
    programs: EPGProgram[];
    source: EPGSource;
}>;
/**
 * Fetch EPG for specific channels only (optimization)
 * This would require EPG sources that support filtering by channel IDs
 * For now, we fetch all and filter client-side
 */
export declare function fetchEPGForChannels(_channelIds: string[], sources?: EPGSource[], proxyUrl?: string): Promise<{
    channels: EPGChannel[];
    programs: EPGProgram[];
    source: EPGSource;
}>;
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