/**
 * MCPToolAdapter - Model Context Protocol style tool adapter
 * Allows external tools to be registered and executed through a standard protocol
 */
import { ActionResult, ScreenState } from '../types';
import { ToolSpec } from './ToolRegistry';
/**
 * MCP Tool definition (external tool that can be called)
 */
export interface MCPTool {
    name: string;
    description: string;
    inputSchema: {
        type: 'object';
        properties: Record<string, MCPToolProperty>;
        required?: string[];
    };
    handler: (params: Record<string, any>, context: MCPToolContext) => Promise<MCPToolResult>;
}
export interface MCPToolProperty {
    type: 'string' | 'number' | 'boolean' | 'array' | 'object';
    description: string;
    enum?: string[];
    items?: MCPToolProperty;
    properties?: Record<string, MCPToolProperty>;
}
export interface MCPToolContext {
    screenState: ScreenState;
    workspaceDir: string;
    metadata?: Record<string, any>;
}
export interface MCPToolResult {
    content: Array<{
        type: 'text' | 'image' | 'resource';
        text?: string;
        data?: string;
        mimeType?: string;
    }>;
    isError?: boolean;
}
/**
 * MCPToolAdapter - Manages external MCP-style tools
 */
export declare class MCPToolAdapter {
    private tools;
    private toolCallHistory;
    /**
     * Register an MCP tool
     */
    registerTool(tool: MCPTool): void;
    /**
     * Unregister an MCP tool
     */
    unregisterTool(name: string): boolean;
    /**
     * Execute an MCP tool
     */
    executeTool(toolName: string, params: Record<string, any>, context: MCPToolContext): Promise<ActionResult>;
    /**
     * Get all registered MCP tools
     */
    getTools(): MCPTool[];
    /**
     * Get tool by name
     */
    getTool(name: string): MCPTool | undefined;
    /**
     * Convert MCP tools to ToolSpec format
     */
    toToolSpecs(): ToolSpec[];
    /**
     * Get tool call history
     */
    getHistory(limit?: number): typeof this.toolCallHistory;
    /**
     * Clear tool call history
     */
    clearHistory(): void;
    private validateParams;
    private convertMCPResult;
    private mcpToToolSpec;
}
/**
 * Built-in MCP tools
 */
export declare class BuiltInMCPTools {
    /**
     * Create a web search tool
     */
    static createWebSearchTool(): MCPTool;
    /**
     * Create a calculator tool
     */
    static createCalculatorTool(): MCPTool;
    /**
     * Create a date/time tool
     */
    static createDateTimeTool(): MCPTool;
    /**
     * Get all built-in MCP tools
     */
    static getAllTools(): MCPTool[];
}
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