/**
 * Photon Loader
 *
 * Discovers and loads Photon classes from:
 * 1. Built-in directory (src/internal-mcps/)
 * 2. Global user directory (~/.ncp/internal/)
 * 3. Project-local directory (.ncp/internal/)
 */
import type { MCPClientFactory } from './mcp-client-factory.js';
import { InternalMCP } from './types.js';
export declare class PhotonLoader {
    private loadedMCPs;
    private dependencyManager;
    private mcpClientFactory?;
    constructor(mcpClientFactory?: MCPClientFactory);
    /**
     * Set the MCP client factory for enabling this.mcp() in Photons
     */
    setMCPClientFactory(factory: MCPClientFactory): void;
    /**
     * Load all Photon classes from multiple directories
     */
    loadAll(directories: string[]): Promise<InternalMCP[]>;
    /**
     * Load Photon classes from a directory
     */
    loadFromDirectory(directory: string): Promise<InternalMCP[]>;
    /**
     * Find all .photon.ts and .photon.js files in a directory
     */
    private findMCPFiles;
    /**
     * Check if file is a Photon file
     */
    private isMCPFile;
    /**
     * Load a single MCP file
     */
    private loadMCPFile;
    /**
     * Compile TypeScript file to JavaScript and cache it
     * Delegates to shared compilePhotonTS from photon-core
     */
    private compileTypeScript;
    /**
     * Find all classes in a module
     * Delegates to shared findPhotonClasses from photon-core
     */
    private findMCPClasses;
    /**
     * Get all loaded MCPs
     */
    getLoadedMCPs(): InternalMCP[];
    /**
     * Get a loaded MCP by name
     */
    getMCP(name: string): InternalMCP | undefined;
}
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