/**
 * CodeWhisperer 实时流式客户端
 * 基于demo2的Go实现移植，实现零延迟流式处理
 * 项目所有者: Jason Zhang
 */
import { AnthropicRequest, ICodeWhispererClient } from './client-interface';
import { CodeWhispererStreamingConfig } from './config/streaming-config';
export interface RealtimeClientOptions {
    enableZeroDelay: boolean;
    maxConcurrentStreams: number;
    binaryFrameSize: number;
    toolCallStrategy: 'immediate' | 'buffered';
    enableCompression: boolean;
}
export declare class CodeWhispererRealtimeClient implements ICodeWhispererClient {
    private readonly auth;
    private readonly converter;
    private readonly parser;
    private readonly metrics;
    private readonly config;
    private readonly options;
    private readonly httpTimeout;
    private readonly maxRetries;
    private tokenBlacklisted;
    private consecutiveRefreshFailures;
    private readonly maxRefreshFailures;
    private activeStreams;
    constructor(config: CodeWhispererStreamingConfig);
    /**
     * 处理流式请求 - 实时流式实现
     */
    handleStreamRequest(anthropicReq: AnthropicRequest, writeSSE: (event: string, data: any) => void, onError: (message: string, error: Error) => void): Promise<void>;
    /**
     * 实时处理响应流 - 核心实时特性
     */
    private processRealtimeStream;
    /**
     * 发送初始事件
     */
    private sendInitialEvents;
    /**
     * 发送结束事件
     */
    private sendFinalEvents;
    /**
     * 处理非流式请求 - 实时优化版本
     */
    handleNonStreamRequest(anthropicReq: AnthropicRequest): Promise<any>;
    /**
     * 实时处理非流式响应
     */
    private processRealtimeNonStreamResponse;
    /**
     * 获取客户端类型
     */
    getClientType(): 'buffered' | 'realtime';
    /**
     * 健康检查
     */
    healthCheck(): Promise<{
        healthy: boolean;
        type: string;
        message?: string;
    }>;
    /**
     * Token可用性检查
     */
    private isTokenAvailable;
    /**
     * 标记token为不可用
     */
    private markTokenUnavailable;
    /**
     * 报告token刷新失败
     */
    private reportRefreshFailure;
    /**
     * 报告token刷新成功
     */
    private reportRefreshSuccess;
    /**
     * 执行带重试机制的操作
     */
    private executeWithRetry;
    /**
     * 获取认证信息 - 修复支持authMethod
     */
    private getAuthInfo;
    /**
     * 构建和验证请求 - 修复支持authMethod条件判断
     */
    private buildAndValidateRequest;
    /**
     * 发送HTTP请求
     */
    private sendHttpRequest;
    /**
     * 发送非流式HTTP请求
     */
    private sendNonStreamHttpRequest;
    /**
     * 处理流式请求错误
     */
    private handleStreamError;
    /**
     * 创建请求信息
     */
    private createRequestInfo;
    /**
     * 计算消息长度
     */
    private calculateMessageLength;
    /**
     * 计算内容长度
     */
    private calculateContentLength;
    /**
     * 睡眠函数
     */
    private sleep;
    /**
     * 将Buffer转换为Readable流
     */
    private bufferToStream;
}
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