Refactoring UI

Services/IHeartRateDataService.cs

@@ -0,0 +1,74 @@
+using HeartRateMonitorAndroid.Models;
+
+namespace HeartRateMonitorAndroid.Services
+{
+    /// <summary>
+    /// 心率数据服务接口，用于前端与后台服务通信
+    /// </summary>
+    public interface IHeartRateDataService
+    {
+        /// <summary>
+        /// 心率数据更新事件
+        /// </summary>
+        event Action<int> HeartRateDataReceived;
+
+        /// <summary>
+        /// 服务状态更新事件
+        /// </summary>
+        event Action<ServiceStatus> ServiceStatusChanged;
+
+        /// <summary>
+        /// 设备连接状态更新事件
+        /// </summary>
+        event Action<DeviceConnectionStatus> DeviceStatusChanged;
+
+        /// <summary>
+        /// 获取当前心率数据
+        /// </summary>
+        HeartRateSessionData GetCurrentSessionData();
+
+        /// <summary>
+        /// 获取服务状态
+        /// </summary>
+        ServiceStatus GetServiceStatus();
+
+        /// <summary>
+        /// 获取设备连接状态
+        /// </summary>
+        DeviceConnectionStatus GetDeviceStatus();
+
+        /// <summary>
+        /// 启动后台服务
+        /// </summary>
+        Task StartBackgroundServiceAsync();
+
+        /// <summary>
+        /// 停止后台服务
+        /// </summary>
+        Task StopBackgroundServiceAsync();
+    }
+
+    /// <summary>
+    /// 服务状态
+    /// </summary>
+    public class ServiceStatus
+    {
+        public bool IsRunning { get; set; }
+        public string StatusMessage { get; set; } = "";
+        public bool IsWebSocketConnected { get; set; }
+        public string WebSocketUrl { get; set; } = "";
+        public DateTime LastUpdateTime { get; set; }
+    }
+
+    /// <summary>
+    /// 设备连接状态
+    /// </summary>
+    public class DeviceConnectionStatus
+    {
+        public bool IsConnected { get; set; }
+        public string DeviceName { get; set; } = "";
+        public string ConnectionMessage { get; set; } = "";
+        public DateTime LastConnectionTime { get; set; }
+        public int SignalStrength { get; set; } // 信号强度，如果支持的话
+    }
+}