/**
 * MCP Registry - Industry Standard Interface with camelCase
 */
import type { DiscoveredMcp, McpRegistry, ToolInfo, ExecutionContext, UnknownRecord } from "../types/index.js";
/**
 * Simple MCP registry for plugin management
 * Maintains backward compatibility with existing code
 */
export declare class MCPRegistry implements McpRegistry {
    plugins: Map<string, DiscoveredMcp>;
    /**
     * Register a plugin
     */
    register(plugin: DiscoveredMcp): void;
    /**
     * Unregister a plugin
     */
    unregister(name: string): boolean;
    /**
     * Get a plugin
     */
    get(name: string): DiscoveredMcp | undefined;
    /**
     * List all plugins
     */
    list(): DiscoveredMcp[];
    /**
     * Check if plugin exists
     */
    has(name: string): boolean;
    /**
     * Clear all plugins
     */
    clear(): void;
    /**
     * Register a server (compatible with new interface)
     */
    registerServer(serverId: string, serverConfig?: unknown, _context?: ExecutionContext): Promise<void>;
    /**
     * Execute a tool (mock implementation for tests)
     */
    executeTool<T = unknown>(toolName: string, args?: unknown, _context?: ExecutionContext): Promise<T>;
    /**
     * List all tools (compatible with new interface)
     */
    listTools(_context?: ExecutionContext): Promise<ToolInfo[]>;
    /**
     * Register a server (legacy sync version)
     */
    registerServerSync(plugin: DiscoveredMcp): void;
    /**
     * Execute a tool (legacy sync version)
     */
    executeToolSync(toolName: string, args?: unknown): UnknownRecord;
    /**
     * List all tools (legacy sync version)
     */
    listToolsSync(): Array<{
        name: string;
        description?: string;
    }>;
    /**
     * List all registered server IDs
     *
     * Returns an array of server IDs that are currently registered in the MCP registry.
     * This complements listTools() by providing server-level information, while listTools()
     * provides tool-level information across all servers.
     *
     * @returns Array of registered server identifier strings
     * @see listTools() for getting detailed tool information from all servers
     * @see list() for getting complete server metadata objects
     *
     * @example
     * ```typescript
     * const serverIds = registry.listServers();
     * // ['ai-core', 'external-api', 'database-connector']
     *
     * // Compare with listTools() for comprehensive overview:
     * const servers = registry.listServers(); // ['server1', 'server2']
     * const tools = await registry.listTools(); // [{ name: 'tool1', serverId: 'server1' }, ...]
     * ```
     */
    listServers(): string[];
}
/**
 * Enhanced MCP Registry implementation with config integration
 * Will be implemented in Phase 3.2
 */
export declare class McpRegistryImpl implements McpRegistry {
    private baseRegistry;
    registerServer(serverId: string, serverConfig?: unknown, context?: ExecutionContext): Promise<void>;
    executeTool<T = unknown>(toolName: string, args?: unknown, context?: ExecutionContext): Promise<T>;
    listTools(context?: ExecutionContext): Promise<ToolInfo[]>;
}