861 lines
33 KiB
C#
861 lines
33 KiB
C#
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using XiaoZhiSharp;
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using XiaoZhiSharp.Protocols;
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using System.Collections.ObjectModel;
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using System.IO.Pipelines;
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using ModelContextProtocol.Client;
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using ModelContextProtocol.Protocol;
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using System.Text.Encodings.Web;
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using System.Text.Json;
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using System.Text.Json.Nodes;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.Hosting;
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using XiaoZhiSharp_MauiBlazorApp.McpTools;
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using ModelContextProtocol.Protocol;
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using System.Text.Encodings.Web;
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using System.Text.Json;
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using System.Text.Json.Nodes;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.Hosting;
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using XiaoZhiSharp_MauiBlazorApp.McpTools;
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using System.Net.WebSockets;
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using XiaoZhiSharp.Models;
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namespace XiaoZhiSharp_MauiBlazorApp.Services
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{
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// 聊天消息类
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public class ChatMessage
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{
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public string Content { get; set; } = "";
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public bool IsUser { get; set; } = false;
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public DateTime Timestamp { get; set; } = DateTime.Now;
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public ChatMessage(string content, bool isUser)
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{
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Content = content;
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IsUser = isUser;
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Timestamp = DateTime.Now;
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}
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}
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public class XiaoZhi_AgentService : IDisposable
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{
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private readonly XiaoZhiAgent _agent;
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private bool _disposed = false;
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// MCP相关字段
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private IMcpClient _mcpClient = null!;
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private Pipe _clientToServerPipe = new Pipe();
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private Pipe _serverToClientPipe = new Pipe();
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private IHost? _host;
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public string QuestionMessae = "";
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public string AnswerMessae = "";
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public string Emotion = "normal";
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public float AudioLevel = 0.0f; // 音频强度 0-1
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public bool IsConnected = false; // 连接状态
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// 设置相关属性
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public string ServerUrl { get; set; } = "wss://api.tenclass.net/xiaozhi/v1/";
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public string OtaUrl { get; set; } = "https://api.tenclass.net/xiaozhi/ota/";
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public string DeviceId { get; set; } = Global.DeviceId;
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public int VadThreshold { get; set; } = 40;
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public bool IsDebugMode { get; set; } = false;
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// VAD配置（从Unity版本移植）
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public bool UseVAD { get; set; } = true;
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public float VadEnergyThreshold { get; set; } = 0.015f;
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public int VadSilenceFrames { get; set; } = 20;
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public float TtsCooldownTime { get; set; } = 0.5f;
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// OTA 相关信息
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public OtaResponse? LatestOtaResponse { get; private set; }
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public string OtaStatus { get; private set; } = "未检查";
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public DateTime? LastOtaCheckTime { get; private set; }
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public string? ActivationCode { get; private set; }
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public string? ActivationMessage { get; private set; }
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public string? FirmwareVersion { get; private set; }
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public string? FirmwareUrl { get; private set; }
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public DateTime? ServerTime { get; private set; }
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public string? MqttEndpoint { get; private set; }
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public ObservableCollection<string> DebugLogs { get; private set; } = new();
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// 版本信息
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public string CurrentVersion { get; private set; } = "1.0.0"; // 当前版本
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public string? LatestVersion { get; private set; } // 最新版本
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public bool NeedUpdate { get; private set; } = false; // 是否需要更新
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public string UpdateMessage { get; private set; } = ""; // 更新提示信息
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// 聊天历史记录
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public ObservableCollection<ChatMessage> ChatHistory { get; private set; } = new();
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public XiaoZhiAgent Agent
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{
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get { return _agent; }
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}
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public int VadCounter
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{
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get { return _agent.AudioService?.VadCounter ?? 0; }
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}
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public bool IsRecording
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{
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get { return _agent.AudioService?.IsRecording ?? false; }
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}
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private System.Timers.Timer? _connectionMonitorTimer;
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private DateTime _lastReconnectAttempt = DateTime.MinValue;
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private int _reconnectAttempts = 0;
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private const int MaxReconnectAttempts = 5; // 最大重连尝试次数
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private const int ReconnectInterval = 5000; // 重连间隔(毫秒)
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public XiaoZhi_AgentService()
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{
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// 从配置初始化设置
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LoadSettings();
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// 获取当前版本（可以从应用程序信息中获取）
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CurrentVersion = AppInfo.VersionString ?? "1.0.0";
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XiaoZhiSharp.Global.VadThreshold = VadThreshold;
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XiaoZhiSharp.Global.IsDebug = IsDebugMode;
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XiaoZhiSharp.Global.IsMcp = true; // 启用MCP协议支持
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//XiaoZhiSharp.Global.IsAudio = false;
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_agent = new XiaoZhiAgent();
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_agent.DeviceId = DeviceId;
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_agent.WsUrl = ServerUrl;
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_agent.OtaUrl = OtaUrl;
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_agent.OnMessageEvent += Agent_OnMessageEvent;
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_agent.OnAudioPcmEvent += Agent_OnAudioPcmEvent;
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_agent.OnOtaEvent += Agent_OnOtaEvent;
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// 根据平台注册相应的音频服务
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if (DeviceInfo.Platform == DevicePlatform.Android)
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{
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try
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{
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var audioService = new Services.AudioService();
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// 配置VAD参数
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//audioService.ConfigureVAD(UseVAD, VadEnergyThreshold, VadSilenceFrames, TtsCooldownTime);
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_agent.AudioService = audioService;
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AddDebugLog($"已初始化Android音频服务并配置VAD: 启用={UseVAD}, 阈值={VadEnergyThreshold}, 静音帧数={VadSilenceFrames}, 冷却时间={TtsCooldownTime}秒");
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}
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catch (Exception ex)
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{
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AddDebugLog($"音频服务初始化失败: {ex.Message}");
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}
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}
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else if (DeviceInfo.Platform == DevicePlatform.WinUI)
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{
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//_agent.AudioService = new Services.AudioService();
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AddDebugLog("Windows平台暂未实现音频服务");
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}
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// 初始化MCP服务
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InitializeMcpService();
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_ = Task.Run(async () => await _agent.Start());
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IsConnected = true; // 假设启动后就连接成功
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// 启动连接状态监测定时器
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StartConnectionMonitor();
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}
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// 初始化MCP服务
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private void InitializeMcpService()
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{
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try
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{
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var builder = Host.CreateApplicationBuilder();
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builder.Services
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.AddMcpServer()
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.WithStreamServerTransport(_clientToServerPipe.Reader.AsStream(), _serverToClientPipe.Writer.AsStream())
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.WithTools<IotThings_Tool>()
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.WithTools<Chrome_Tool>()
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.WithTools<WindowsApp_Tool>();
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_host = builder.Build();
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_host.StartAsync();
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AddDebugLog("MCP服务初始化成功");
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}
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catch (Exception ex)
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{
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AddDebugLog($"MCP服务初始化失败: {ex.Message}");
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}
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}
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private void LoadSettings()
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{
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// 从Preferences加载设置
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ServerUrl = Preferences.Get("ServerUrl", "wss://api.tenclass.net/xiaozhi/v1/");
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OtaUrl = Preferences.Get("OtaUrl", "https://api.tenclass.net/xiaozhi/ota/");
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DeviceId = Preferences.Get("DeviceId", Global.DeviceId);
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VadThreshold = Preferences.Get("VadThreshold", 40);
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IsDebugMode = Preferences.Get("IsDebugMode", false);
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// 加载VAD配置
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UseVAD = Preferences.Get("UseVAD", true);
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VadEnergyThreshold = Preferences.Get("VadEnergyThreshold", 0.015f);
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VadSilenceFrames = Preferences.Get("VadSilenceFrames", 20);
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TtsCooldownTime = Preferences.Get("TtsCooldownTime", 0.5f);
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}
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public void SaveSettings()
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{
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// 保存设置到Preferences
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Preferences.Set("ServerUrl", ServerUrl);
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Preferences.Set("OtaUrl", OtaUrl);
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Preferences.Set("DeviceId", DeviceId);
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Preferences.Set("VadThreshold", VadThreshold);
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Preferences.Set("IsDebugMode", IsDebugMode);
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// 保存VAD配置
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Preferences.Set("UseVAD", UseVAD);
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Preferences.Set("VadEnergyThreshold", VadEnergyThreshold);
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Preferences.Set("VadSilenceFrames", VadSilenceFrames);
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Preferences.Set("TtsCooldownTime", TtsCooldownTime);
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}
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public async Task ApplySettings()
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{
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// 应用设置并重启连接
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SaveSettings();
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// 更新全局配置
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XiaoZhiSharp.Global.VadThreshold = VadThreshold;
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XiaoZhiSharp.Global.IsDebug = IsDebugMode;
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// 更新Agent配置
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_agent.DeviceId = DeviceId;
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_agent.WsUrl = ServerUrl;
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_agent.OtaUrl = OtaUrl;
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// 更新音频服务的VAD配置
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if (_agent.AudioService != null && DeviceInfo.Platform == DevicePlatform.Android)
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{
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var audioService = _agent.AudioService as Services.AudioService;
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//audioService?.ConfigureVAD(UseVAD, VadEnergyThreshold, VadSilenceFrames, TtsCooldownTime);
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}
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// 重启连接
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await _agent.Restart();
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// 重置VAD配置
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if (_agent.AudioService != null && DeviceInfo.Platform == DevicePlatform.Android)
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{
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var audioService = _agent.AudioService as Services.AudioService;
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//audioService?.ConfigureVAD(UseVAD, VadEnergyThreshold, VadSilenceFrames, TtsCooldownTime);
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AddDebugLog("连接重启后，已重置VAD参数");
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}
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}
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public void ResetSettings()
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{
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// 重置为默认值
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ServerUrl = "wss://api.tenclass.net/xiaozhi/v1/";
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OtaUrl = "https://api.tenclass.net/xiaozhi/ota/";
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DeviceId = Global.DeviceId;
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VadThreshold = 40;
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IsDebugMode = false;
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// 重置VAD配置为默认值
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UseVAD = true;
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VadEnergyThreshold = 0.015f;
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VadSilenceFrames = 20;
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TtsCooldownTime = 0.5f;
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}
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private async Task Agent_OnAudioPcmEvent(byte[] pcm)
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{
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// 计算音频强度
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AudioLevel = CalculateAudioLevel(pcm);
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}
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private float CalculateAudioLevel(byte[] pcmData)
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{
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if (pcmData == null || pcmData.Length == 0)
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return 0.0f;
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double rms = 0;
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int sampleCount = pcmData.Length / 2; // 16位音频
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for (int i = 0; i < sampleCount; i++)
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{
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short sample = BitConverter.ToInt16(pcmData, i * 2);
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rms += sample * sample;
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}
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rms = Math.Sqrt(rms / sampleCount);
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float level = (float)(rms / short.MaxValue);
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// 限制在0-1范围
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return Math.Max(0.0f, Math.Min(1.0f, level * 10)); // 放大10倍以便显示
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}
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private async Task Agent_OnMessageEvent(string type, string message)
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{
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if (type == "question")
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{
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QuestionMessae = message;
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// 添加用户问题到聊天历史，但首先检查是否已经存在相同内容的用户消息
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if (ChatHistory.Count == 0 || ChatHistory.Last().Content != message || !ChatHistory.Last().IsUser)
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{
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ChatHistory.Add(new ChatMessage(message, true));
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}
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}
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else if (type == "answer")
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{
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AnswerMessae = message;
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// 添加AI回答到聊天历史
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if (ChatHistory.Count > 0 && !ChatHistory.Last().IsUser)
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{
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// 如果最后一条消息是AI的，更新它
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ChatHistory.Last().Content = message;
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}
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else
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{
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// 否则添加新的AI消息
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ChatHistory.Add(new ChatMessage(message, false));
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}
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}
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else if (type == "emotion")
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{
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Emotion = message;
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}
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else if (type == "answer_stop")
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{
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// TTS播放结束，触发音频服务的冷却期
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if (_agent.AudioService != null && DeviceInfo.Platform == DevicePlatform.Android)
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{
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var audioService = _agent.AudioService as Services.AudioService;
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audioService?.StopPlaying(); // 这会触发冷却期
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// 添加新逻辑：在冷却期结束后，自动启动新一轮录音
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_ = Task.Run(async () =>
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{
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// 等待冷却期结束(ttsCooldownTime+0.1秒额外缓冲)
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await Task.Delay(TimeSpan.FromSeconds(TtsCooldownTime + 0.1));
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|||
|
|
|
|||
|
|
// 确保不在录音中
|
|||
|
|
if (_agent != null && !_agent.IsRecording)
|
|||
|
|
{
|
|||
|
|
AddDebugLog("冷却期结束，自动开始新一轮录音");
|
|||
|
|
await MainThread.InvokeOnMainThreadAsync(async () =>
|
|||
|
|
{
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
await _agent.StartRecording("auto");
|
|||
|
|
}
|
|||
|
|
catch (Exception ex)
|
|||
|
|
{
|
|||
|
|
AddDebugLog($"自动开始录音失败: {ex.Message}");
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
// 处理MCP消息
|
|||
|
|
else if (type == "mcp")
|
|||
|
|
{
|
|||
|
|
await HandleMcpMessage(message);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 添加调试日志
|
|||
|
|
if (IsDebugMode)
|
|||
|
|
{
|
|||
|
|
AddDebugLog($"[{type}] {message}");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private async Task Agent_OnOtaEvent(OtaResponse? otaResponse)
|
|||
|
|
{
|
|||
|
|
LastOtaCheckTime = DateTime.Now;
|
|||
|
|
LatestOtaResponse = otaResponse;
|
|||
|
|
|
|||
|
|
if (otaResponse != null)
|
|||
|
|
{
|
|||
|
|
OtaStatus = "检查成功";
|
|||
|
|
|
|||
|
|
// 提取激活信息
|
|||
|
|
if (otaResponse.Activation != null)
|
|||
|
|
{
|
|||
|
|
ActivationCode = otaResponse.Activation.Code;
|
|||
|
|
ActivationMessage = otaResponse.Activation.Message;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 提取固件信息
|
|||
|
|
if (otaResponse.Firmware != null)
|
|||
|
|
{
|
|||
|
|
FirmwareVersion = otaResponse.Firmware.Version;
|
|||
|
|
FirmwareUrl = otaResponse.Firmware.Url;
|
|||
|
|
LatestVersion = FirmwareVersion;
|
|||
|
|
|
|||
|
|
// 比较版本
|
|||
|
|
CompareVersions();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 提取服务器时间
|
|||
|
|
if (otaResponse.ServerTime != null)
|
|||
|
|
{
|
|||
|
|
ServerTime = DateTimeOffset.FromUnixTimeMilliseconds(otaResponse.ServerTime.Timestamp).DateTime;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 提取MQTT信息
|
|||
|
|
if (otaResponse.Mqtt != null)
|
|||
|
|
{
|
|||
|
|
MqttEndpoint = otaResponse.Mqtt.Endpoint;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 如果WebSocket配置更新了，更新当前URL
|
|||
|
|
if (otaResponse.WebSocket != null && !string.IsNullOrEmpty(otaResponse.WebSocket.Url))
|
|||
|
|
{
|
|||
|
|
ServerUrl = otaResponse.WebSocket.Url;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
AddDebugLog($"OTA检查成功，激活码: {ActivationCode}");
|
|||
|
|
|
|||
|
|
if (!string.IsNullOrEmpty(FirmwareUrl))
|
|||
|
|
{
|
|||
|
|
AddDebugLog($"发现固件更新: {FirmwareVersion}");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
OtaStatus = "检查失败";
|
|||
|
|
AddDebugLog("OTA检查失败，使用默认配置");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void AddDebugLog(string message)
|
|||
|
|
{
|
|||
|
|
var logMessage = $"[{DateTime.Now:HH:mm:ss}] {message}";
|
|||
|
|
|
|||
|
|
if (DebugLogs.Count >= 100) // 保持最新100条日志
|
|||
|
|
{
|
|||
|
|
DebugLogs.RemoveAt(0);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
DebugLogs.Add(logMessage);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public void ClearDebugLogs()
|
|||
|
|
{
|
|||
|
|
DebugLogs.Clear();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 清除聊天记录
|
|||
|
|
/// </summary>
|
|||
|
|
public void ClearChatHistory()
|
|||
|
|
{
|
|||
|
|
ChatHistory.Clear();
|
|||
|
|
QuestionMessae = "";
|
|||
|
|
AnswerMessae = "";
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 获取OTA更新状态信息
|
|||
|
|
/// </summary>
|
|||
|
|
/// <returns>包含当前版本、最新版本和更新状态的字符串</returns>
|
|||
|
|
public string GetUpdateStatusInfo()
|
|||
|
|
{
|
|||
|
|
if (string.IsNullOrEmpty(LatestVersion))
|
|||
|
|
{
|
|||
|
|
return $"当前版本: {CurrentVersion}\n尚未检查更新";
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (NeedUpdate)
|
|||
|
|
{
|
|||
|
|
return $"当前版本: {CurrentVersion}\n最新版本: {LatestVersion}\n状态: 需要更新";
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
return $"当前版本: {CurrentVersion}\n最新版本: {LatestVersion}\n状态: 已是最新";
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 版本比较方法
|
|||
|
|
private void CompareVersions()
|
|||
|
|
{
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
if (string.IsNullOrEmpty(LatestVersion))
|
|||
|
|
{
|
|||
|
|
NeedUpdate = false;
|
|||
|
|
UpdateMessage = "无法获取最新版本信息";
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 解析版本号
|
|||
|
|
var currentParts = CurrentVersion.Split('.');
|
|||
|
|
var latestParts = LatestVersion.Split('.');
|
|||
|
|
|
|||
|
|
// 比较主版本号、次版本号、修订号
|
|||
|
|
for (int i = 0; i < Math.Min(currentParts.Length, latestParts.Length); i++)
|
|||
|
|
{
|
|||
|
|
if (int.TryParse(currentParts[i], out int current) &&
|
|||
|
|
int.TryParse(latestParts[i], out int latest))
|
|||
|
|
{
|
|||
|
|
if (latest > current)
|
|||
|
|
{
|
|||
|
|
NeedUpdate = true;
|
|||
|
|
UpdateMessage = $"发现新版本！当前版本: {CurrentVersion}，最新版本: {LatestVersion}";
|
|||
|
|
AddDebugLog(UpdateMessage);
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
else if (latest < current)
|
|||
|
|
{
|
|||
|
|
NeedUpdate = false;
|
|||
|
|
UpdateMessage = $"当前版本已是最新（当前: {CurrentVersion}，服务器: {LatestVersion}）";
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 如果版本号位数不同
|
|||
|
|
if (latestParts.Length > currentParts.Length)
|
|||
|
|
{
|
|||
|
|
NeedUpdate = true;
|
|||
|
|
UpdateMessage = $"发现新版本！当前版本: {CurrentVersion}，最新版本: {LatestVersion}";
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
NeedUpdate = false;
|
|||
|
|
UpdateMessage = $"当前版本已是最新（{CurrentVersion}）";
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
AddDebugLog(UpdateMessage);
|
|||
|
|
}
|
|||
|
|
catch (Exception ex)
|
|||
|
|
{
|
|||
|
|
AddDebugLog($"版本比较失败: {ex.Message}");
|
|||
|
|
NeedUpdate = false;
|
|||
|
|
UpdateMessage = "版本比较失败";
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public async Task ManualOtaCheck()
|
|||
|
|
{
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
OtaStatus = "检查中...";
|
|||
|
|
AddDebugLog("开始手动OTA检查");
|
|||
|
|
|
|||
|
|
// 确保设置当前版本
|
|||
|
|
_agent.CurrentVersion = CurrentVersion;
|
|||
|
|
|
|||
|
|
var result = await _agent.CheckOtaUpdate();
|
|||
|
|
|
|||
|
|
if (result != null)
|
|||
|
|
{
|
|||
|
|
AddDebugLog("手动OTA检查成功");
|
|||
|
|
|
|||
|
|
// 显示版本比较结果
|
|||
|
|
if (NeedUpdate)
|
|||
|
|
{
|
|||
|
|
AddDebugLog($"【版本信息】{UpdateMessage}");
|
|||
|
|
if (!string.IsNullOrEmpty(FirmwareUrl))
|
|||
|
|
{
|
|||
|
|
AddDebugLog($"【更新地址】{FirmwareUrl}");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
AddDebugLog($"【版本信息】{UpdateMessage}");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
AddDebugLog("手动OTA检查失败");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
catch (Exception ex)
|
|||
|
|
{
|
|||
|
|
OtaStatus = "检查异常";
|
|||
|
|
AddDebugLog($"OTA检查异常: {ex.Message}");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 处理MCP消息
|
|||
|
|
private async Task HandleMcpMessage(string message)
|
|||
|
|
{
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
AddDebugLog($"收到MCP消息: {message}");
|
|||
|
|
|
|||
|
|
if (_mcpClient == null)
|
|||
|
|
{
|
|||
|
|
var clientTransport = new StreamClientTransport(
|
|||
|
|
serverInput: _clientToServerPipe.Writer.AsStream(),
|
|||
|
|
serverOutput: _serverToClientPipe.Reader.AsStream());
|
|||
|
|
|
|||
|
|
_mcpClient = await McpClientFactory.CreateAsync(clientTransport);
|
|||
|
|
AddDebugLog("MCP客户端初始化成功");
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
dynamic? mcp = Newtonsoft.Json.JsonConvert.DeserializeObject<dynamic>(message);
|
|||
|
|
if (mcp == null)
|
|||
|
|
{
|
|||
|
|
AddDebugLog("MCP消息解析失败");
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (mcp.method == "initialize")
|
|||
|
|
{
|
|||
|
|
// 处理初始化请求
|
|||
|
|
var resultData = new
|
|||
|
|
{
|
|||
|
|
protocolVersion = "2024-11-05",
|
|||
|
|
capabilities = _mcpClient.ServerCapabilities,
|
|||
|
|
serverInfo = new
|
|||
|
|
{
|
|||
|
|
name = "XiaoZhiSharp MAUI",
|
|||
|
|
version = CurrentVersion
|
|||
|
|
}
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
JsonNode resultNode = JsonSerializer.SerializeToNode(resultData);
|
|||
|
|
JsonRpcResponse? response = new JsonRpcResponse()
|
|||
|
|
{
|
|||
|
|
Id = new RequestId((long)mcp.id),
|
|||
|
|
JsonRpc = "2.0",
|
|||
|
|
Result = resultNode
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
await _agent.McpMessage(JsonSerializer.Serialize(response));
|
|||
|
|
AddDebugLog("已响应MCP初始化请求");
|
|||
|
|
}
|
|||
|
|
else if (mcp.method == "tools/list")
|
|||
|
|
{
|
|||
|
|
// 处理工具列表请求
|
|||
|
|
var tools = await _mcpClient.ListToolsAsync();
|
|||
|
|
List<Tool> toolsList = new List<Tool>();
|
|||
|
|
foreach (var item in tools)
|
|||
|
|
{
|
|||
|
|
toolsList.Add(item.ProtocolTool);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var resultData = new
|
|||
|
|
{
|
|||
|
|
tools = toolsList
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
JsonNode resultNode = JsonSerializer.SerializeToNode(resultData);
|
|||
|
|
JsonRpcResponse? response = new JsonRpcResponse()
|
|||
|
|
{
|
|||
|
|
Id = new RequestId((long)mcp.id),
|
|||
|
|
JsonRpc = "2.0",
|
|||
|
|
Result = resultNode
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
var options = new JsonSerializerOptions
|
|||
|
|
{
|
|||
|
|
Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
await _agent.McpMessage(JsonSerializer.Serialize(response, options));
|
|||
|
|
AddDebugLog("已响应MCP工具列表请求");
|
|||
|
|
}
|
|||
|
|
else if (mcp.method == "tools/call")
|
|||
|
|
{
|
|||
|
|
// 处理工具调用请求
|
|||
|
|
JsonNode? root = JsonNode.Parse(message);
|
|||
|
|
|
|||
|
|
string? name = root?["params"]?["name"]?.GetValue<string>();
|
|||
|
|
JsonNode? argumentsNode = root?["params"]?["arguments"];
|
|||
|
|
|
|||
|
|
Dictionary<string, object>? arguments = null;
|
|||
|
|
if (argumentsNode != null)
|
|||
|
|
{
|
|||
|
|
arguments = argumentsNode.Deserialize<Dictionary<string, object>>();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
AddDebugLog($"调用工具: {name}, 参数: {argumentsNode}");
|
|||
|
|
|
|||
|
|
CallToolResponse? callToolResponse = await _mcpClient.CallToolAsync(name, arguments);
|
|||
|
|
JsonNode jsonNode = JsonSerializer.SerializeToNode(callToolResponse);
|
|||
|
|
JsonRpcResponse? response = new JsonRpcResponse()
|
|||
|
|
{
|
|||
|
|
Id = new RequestId((long)mcp.id),
|
|||
|
|
JsonRpc = "2.0",
|
|||
|
|
Result = jsonNode
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
var options = new JsonSerializerOptions
|
|||
|
|
{
|
|||
|
|
Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping
|
|||
|
|
};
|
|||
|
|
await _agent.McpMessage(JsonSerializer.Serialize(response, options));
|
|||
|
|
AddDebugLog("已响应MCP工具调用请求");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
catch (Exception ex)
|
|||
|
|
{
|
|||
|
|
AddDebugLog($"处理MCP消息出错: {ex.Message}");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 启动连接状态监测定时器
|
|||
|
|
/// </summary>
|
|||
|
|
private void StartConnectionMonitor()
|
|||
|
|
{
|
|||
|
|
if (_connectionMonitorTimer != null)
|
|||
|
|
{
|
|||
|
|
_connectionMonitorTimer.Stop();
|
|||
|
|
_connectionMonitorTimer.Dispose();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
_connectionMonitorTimer = new System.Timers.Timer(2000); // 每2秒检查一次
|
|||
|
|
_connectionMonitorTimer.Elapsed += async (sender, e) => await CheckConnectionStatus();
|
|||
|
|
_connectionMonitorTimer.AutoReset = true;
|
|||
|
|
_connectionMonitorTimer.Start();
|
|||
|
|
|
|||
|
|
AddDebugLog("启动连接状态监测");
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
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|
/// 检查连接状态并在必要时重连
|
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|
|
/// </summary>
|
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|
|
private async Task CheckConnectionStatus()
|
|||
|
|
{
|
|||
|
|
try
|
|||
|
|
{
|
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|
|
bool wasConnected = IsConnected;
|
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|
|
IsConnected = _agent.ConnectState == WebSocketState.Open;
|
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|
|
|
|||
|
|
// 如果连接状态发生变化
|
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|
|
if (IsConnected != wasConnected)
|
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|
|
{
|
|||
|
|
await MainThread.InvokeOnMainThreadAsync(() => {
|
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|
|
if (IsConnected)
|
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|
|
{
|
|||
|
|
AddDebugLog("连接状态: 已连接");
|
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|
|
_reconnectAttempts = 0; // 连接成功，重置重连尝试计数
|
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|
|
|
|||
|
|
// 重连成功后，彻底重置音频服务和VAD状态
|
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|
|
if (_agent.AudioService != null && DeviceInfo.Platform == DevicePlatform.Android)
|
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|
|
{
|
|||
|
|
var audioService = _agent.AudioService as Services.AudioService;
|
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|
|
if (audioService != null)
|
|||
|
|
{
|
|||
|
|
// 停止任何可能在进行的录音
|
|||
|
|
if (audioService.IsRecording)
|
|||
|
|
{
|
|||
|
|
audioService.StopRecording();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 确保不在播放状态
|
|||
|
|
if (audioService.IsPlaying)
|
|||
|
|
{
|
|||
|
|
audioService.StopPlaying();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 重置VAD参数和状态
|
|||
|
|
//audioService.ConfigureVAD(UseVAD, VadEnergyThreshold, VadSilenceFrames, TtsCooldownTime);
|
|||
|
|
//audioService.ResetTtsState(); // 特别重置TTS状态
|
|||
|
|
AddDebugLog("重连成功，已重置音频服务和VAD参数");
|
|||
|
|
|
|||
|
|
// 延迟一秒后尝试开始新的录音会话
|
|||
|
|
_ = Task.Run(async () =>
|
|||
|
|
{
|
|||
|
|
await Task.Delay(1000);
|
|||
|
|
await MainThread.InvokeOnMainThreadAsync(async () =>
|
|||
|
|
{
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
if (!_agent.IsRecording)
|
|||
|
|
{
|
|||
|
|
AddDebugLog("重连后开始新一轮录音");
|
|||
|
|
await _agent.StartRecording("auto");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
catch (Exception ex)
|
|||
|
|
{
|
|||
|
|
AddDebugLog($"重连后开始录音失败: {ex.Message}");
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
AddDebugLog("连接状态: 已断开");
|
|||
|
|
|
|||
|
|
// 断线时停止任何录音
|
|||
|
|
if (_agent.IsRecording)
|
|||
|
|
{
|
|||
|
|
_ = _agent.StopRecording();
|
|||
|
|
AddDebugLog("断线检测，已停止录音");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 如果断开连接，尝试重连
|
|||
|
|
if (!IsConnected &&
|
|||
|
|
(DateTime.Now - _lastReconnectAttempt).TotalMilliseconds > ReconnectInterval &&
|
|||
|
|
_reconnectAttempts < MaxReconnectAttempts)
|
|||
|
|
{
|
|||
|
|
_lastReconnectAttempt = DateTime.Now;
|
|||
|
|
_reconnectAttempts++;
|
|||
|
|
|
|||
|
|
await MainThread.InvokeOnMainThreadAsync(async () => {
|
|||
|
|
AddDebugLog($"尝试重新连接... (第{_reconnectAttempts}次)");
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
await _agent.Restart();
|
|||
|
|
}
|
|||
|
|
catch (Exception ex)
|
|||
|
|
{
|
|||
|
|
AddDebugLog($"重新连接失败: {ex.Message}");
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 如果多次尝试重连都失败，暂停一段时间后重试
|
|||
|
|
if (!IsConnected && _reconnectAttempts >= MaxReconnectAttempts &&
|
|||
|
|
(DateTime.Now - _lastReconnectAttempt).TotalSeconds > 30)
|
|||
|
|
{
|
|||
|
|
_reconnectAttempts = 0; // 重置尝试次数，进入新一轮尝试
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
catch (Exception ex)
|
|||
|
|
{
|
|||
|
|
AddDebugLog($"连接监测异常: {ex.Message}");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 释放资源，确保应用程序关闭时能够正确释放所有资源
|
|||
|
|
/// </summary>
|
|||
|
|
public void Dispose()
|
|||
|
|
{
|
|||
|
|
if (!_disposed)
|
|||
|
|
{
|
|||
|
|
_disposed = true;
|
|||
|
|
|
|||
|
|
// 释放连接监测定时器
|
|||
|
|
if (_connectionMonitorTimer != null)
|
|||
|
|
{
|
|||
|
|
_connectionMonitorTimer.Stop();
|
|||
|
|
_connectionMonitorTimer.Dispose();
|
|||
|
|
_connectionMonitorTimer = null;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 停止MCP服务
|
|||
|
|
_host?.StopAsync().Wait();
|
|||
|
|
_host?.Dispose();
|
|||
|
|
|
|||
|
|
// 释放其他资源
|
|||
|
|
_agent?.Dispose();
|
|||
|
|
|
|||
|
|
// 标记为已释放
|
|||
|
|
GC.SuppressFinalize(this);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|