/**
 * Files Channel Controller
 *
 * Handles file-related streaming channels: upload, download, generate.
 * Listens to CoreEventManager events and broadcasts to connected clients.
 */
import { BaseChannelController } from '../../../events/streaming/channels/BaseChannelController';
import type { StreamBroadcasterInterface } from '@plyaz/types/core';
/**
 * FilesChannelController - Handles file streaming channels
 *
 * Channels:
 * - `upload:{fileId}` - Per-file upload progress
 * - `uploads` - Broadcast channel for all uploads
 * - `download:{fileId}` - Per-file download progress
 * - `downloads` - Broadcast channel for all downloads
 * - `generate:{templateId}` - Per-template generation progress
 * - `generations` - Broadcast channel for all generations
 */
export declare class FilesChannelController extends BaseChannelController {
    constructor();
    /**
     * Initialize event subscriptions.
     * Listens to CoreEventManager events and broadcasts to appropriate channels.
     */
    initialize(broadcaster: StreamBroadcasterInterface): void;
    /**
     * Override handlesChannel to match file patterns.
     */
    handlesChannel(channel: string): boolean;
}
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