import { AgentOptions } from '../types/type';
export default class McpAgent {
    private openai;
    private modelName;
    private allTools;
    private messages;
    private encoder;
    private extraTools;
    private maxTokens;
    private apiConfig;
    private targetDir;
    private mcpClients;
    constructor(options?: AgentOptions);
    private closeMcpClients;
    /**
     * 计算当前消息列表的总 Token 消耗
     * 兼容多模态内容 (Content Parts) 和 工具调用 (Tool Calls)
     */
    private calculateTokens;
    private initTools;
    private ensureApiConfig;
    private loadMcpConfigs;
    init(): Promise<void>;
    private getToolsForOpenAIAPI;
    private processChat;
    /**
     * 裁剪上下文消息列表
     * 保留第一条 System 消息，并移除中间的旧消息直到低于阈值
     */
    private pruneMessages;
    /**
     * 简易 Loading 动画辅助函数
     */
    private showLoading;
    /**
     * 编程式对话入口
     * @param input 用户指令
     * @returns AI 的最终答复内容
     */
    chat(input: string): Promise<string>;
    start(): Promise<void>;
}