377 lines
10 KiB
C#
377 lines
10 KiB
C#
using System;
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using System.Collections.Generic;
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using UnityEngine;
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/// <summary>
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/// BFI测试记录数据模型
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/// 包含测试的基本信息、数据点和统计信息
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/// </summary>
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[System.Serializable]
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public class BFITestRecord
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{
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[Header("基本信息")]
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public string TestId; // 测试ID
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public string TestName; // 测试名称
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public DateTime StartTime; // 开始时间
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public DateTime EndTime; // 结束时间
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public long StartTimeTicks; // 开始时间Ticks（用于JSON持久化）
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public long EndTimeTicks; // 结束时间Ticks（用于JSON持久化）
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public string PatientId; // 患者ID
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public string PatientName; // 患者姓名
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public string PatientGender; // 患者性别
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public int PatientAge; // 患者年龄
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public float PatientHeight; // 患者身高（cm）
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public float PatientWeight; // 患者体重（kg）
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[Header("测试配置")]
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public float LowThreshold; // 低阈值
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public float HighThreshold; // 高阈值
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public int AlarmPriority; // 报警优先级
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public bool AlarmEnabled; // 是否启用报警
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[Header("测试数据")]
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public List<BFIDataPoint> DataPoints; // BFI数据点集合
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[Header("统计信息")]
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public BFIStatistics Statistics; // 统计数据
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[Header("导出信息")]
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public DateTime ExportTime; // 导出时间
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public string ExportFormat; // 导出格式
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public string FilePath; // 文件路径
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/// <summary>
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/// 构造函数
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/// </summary>
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public BFITestRecord()
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{
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TestId = System.Guid.NewGuid().ToString();
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TestName = $"BFI测试_{DateTime.Now:yyyyMMdd_HHmmss}";
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StartTime = DateTime.Now;
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StartTimeTicks = StartTime.Ticks;
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EndTime = DateTime.MinValue;
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EndTimeTicks = 0;
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PatientGender = string.Empty;
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PatientAge = 0;
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PatientHeight = 0f;
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PatientWeight = 0f;
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DataPoints = new List<BFIDataPoint>();
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Statistics = new BFIStatistics();
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}
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/// <summary>
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/// 构造函数（带参数）
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/// </summary>
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public BFITestRecord(string testName, string patientId = null)
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{
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TestId = System.Guid.NewGuid().ToString();
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TestName = testName;
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PatientId = patientId;
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StartTime = DateTime.Now;
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StartTimeTicks = StartTime.Ticks;
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EndTime = DateTime.MinValue;
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EndTimeTicks = 0;
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PatientGender = string.Empty;
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PatientAge = 0;
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PatientHeight = 0f;
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PatientWeight = 0f;
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DataPoints = new List<BFIDataPoint>();
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Statistics = new BFIStatistics();
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}
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/// <summary>
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/// 添加数据点
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/// </summary>
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public void AddDataPoint(float bfiValue, string status = "正常", string notes = "")
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{
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var dataPoint = new BFIDataPoint
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{
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Timestamp = DateTime.Now,
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TimestampTicks = DateTime.Now.Ticks,
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BFI = bfiValue,
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Status = status,
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Notes = notes
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};
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DataPoints.Add(dataPoint);
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UpdateStatistics();
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}
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/// <summary>
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/// 结束测试
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/// </summary>
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public void EndTest()
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{
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EndTest(DateTime.Now);
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}
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/// <summary>
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/// 使用指定时间结束测试
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/// </summary>
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public void EndTest(DateTime endTime)
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{
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EndTime = endTime;
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EndTimeTicks = EndTime.Ticks;
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UpdateStatistics();
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}
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/// <summary>
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/// 重新计算统计信息
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/// </summary>
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public void RecalculateStatistics()
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{
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UpdateStatistics();
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}
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/// <summary>
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/// 序列化前同步时间字段
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/// </summary>
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public void PrepareForSerialization()
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{
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if (StartTime > DateTime.MinValue)
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{
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StartTimeTicks = StartTime.Ticks;
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}
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EndTimeTicks = EndTime > DateTime.MinValue ? EndTime.Ticks : 0;
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if (DataPoints != null)
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{
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foreach (var point in DataPoints)
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{
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point?.PrepareForSerialization();
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}
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}
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}
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/// <summary>
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/// 反序列化后恢复时间字段
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/// </summary>
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public void RestoreAfterDeserialization()
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{
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if (StartTimeTicks > 0)
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{
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StartTime = new DateTime(StartTimeTicks, DateTimeKind.Local);
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}
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if (EndTimeTicks > 0)
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{
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EndTime = new DateTime(EndTimeTicks, DateTimeKind.Local);
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}
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if (DataPoints != null)
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{
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foreach (var point in DataPoints)
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{
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point?.RestoreAfterDeserialization();
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}
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}
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// 兼容旧数据：没有有效开始时间时，使用当前时间避免出现公元1年
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if (StartTime <= DateTime.MinValue)
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{
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StartTime = DateTime.Now;
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StartTimeTicks = StartTime.Ticks;
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}
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// 避免结束时间早于开始时间导致负时长
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if (EndTime > DateTime.MinValue && EndTime < StartTime)
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{
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EndTime = DateTime.MinValue;
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EndTimeTicks = 0;
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}
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UpdateStatistics();
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}
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/// <summary>
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/// 更新统计信息
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/// </summary>
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private void UpdateStatistics()
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{
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if (DataPoints == null || DataPoints.Count == 0)
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{
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Statistics = new BFIStatistics();
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return;
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}
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var bfiValues = new List<float>();
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foreach (var point in DataPoints)
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{
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bfiValues.Add(point.BFI);
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}
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Statistics.Count = DataPoints.Count;
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Statistics.MinValue = bfiValues.Count > 0 ? Mathf.Min(bfiValues.ToArray()) : 0f;
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Statistics.MaxValue = bfiValues.Count > 0 ? Mathf.Max(bfiValues.ToArray()) : 0f;
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Statistics.Average = bfiValues.Count > 0 ? bfiValues.Average() : 0f;
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// 计算标准差
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if (bfiValues.Count > 1)
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{
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float variance = bfiValues.Sum(x => Mathf.Pow(x - Statistics.Average, 2)) / bfiValues.Count;
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Statistics.StandardDeviation = Mathf.Sqrt(variance);
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}
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Statistics.Duration = EndTime > StartTime ? (EndTime - StartTime).TotalMinutes : 0;
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Statistics.LastUpdated = DateTime.Now;
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}
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/// <summary>
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/// 获取测试时长（分钟）
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/// </summary>
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public double GetDurationMinutes()
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{
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if (EndTime > StartTime)
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{
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return (EndTime - StartTime).TotalMinutes;
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}
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return (DateTime.Now - StartTime).TotalMinutes;
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}
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/// <summary>
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/// 检查是否有异常数据
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/// </summary>
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public bool HasAbnormalData()
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{
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if (DataPoints == null) return false;
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foreach (var point in DataPoints)
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{
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if (point.BFI < LowThreshold || point.BFI > HighThreshold)
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{
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return true;
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}
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}
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return false;
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}
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/// <summary>
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/// 获取异常数据点数量
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/// </summary>
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public int GetAbnormalDataCount()
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{
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if (DataPoints == null) return 0;
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int count = 0;
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foreach (var point in DataPoints)
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{
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if (point.BFI < LowThreshold || point.BFI > HighThreshold)
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{
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count++;
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}
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}
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return count;
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}
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}
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/// <summary>
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/// BFI数据点
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/// </summary>
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[System.Serializable]
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public class BFIDataPoint
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{
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public DateTime Timestamp; // 时间戳
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public long TimestampTicks; // 时间戳Ticks（用于JSON持久化）
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public float BFI; // BFI值
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public string Status; // 状态（正常、异常、报警等）
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public string Notes; // 备注
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public int AlarmLevel; // 报警级别 (0=正常, 1=低, 2=中, 3=高)
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public BFIDataPoint()
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{
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Timestamp = DateTime.Now;
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TimestampTicks = Timestamp.Ticks;
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Status = "正常";
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Notes = "";
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AlarmLevel = 0;
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}
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/// <summary>
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/// 序列化前同步时间字段
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/// </summary>
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public void PrepareForSerialization()
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{
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if (Timestamp > DateTime.MinValue)
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{
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TimestampTicks = Timestamp.Ticks;
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}
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}
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/// <summary>
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/// 反序列化后恢复时间字段
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/// </summary>
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public void RestoreAfterDeserialization()
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{
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if (TimestampTicks > 0)
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{
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Timestamp = new DateTime(TimestampTicks, DateTimeKind.Local);
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return;
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}
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if (Timestamp <= DateTime.MinValue)
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{
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Timestamp = DateTime.Now;
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TimestampTicks = Timestamp.Ticks;
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}
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}
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}
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/// <summary>
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/// BFI统计信息
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/// </summary>
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[System.Serializable]
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public class BFIStatistics
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{
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public int Count; // 数据点总数
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public float MinValue; // 最小值
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public float MaxValue; // 最大值
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public float Average; // 平均值
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public float StandardDeviation; // 标准差
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public double Duration; // 测试时长（分钟）
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public DateTime LastUpdated; // 最后更新时间
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public BFIStatistics()
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{
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Count = 0;
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MinValue = 0f;
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MaxValue = 0f;
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Average = 0f;
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StandardDeviation = 0f;
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Duration = 0;
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LastUpdated = DateTime.Now;
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}
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}
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/// <summary>
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/// 扩展方法
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/// </summary>
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public static class ListExtensions
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{
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public static float Average(this List<float> source)
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{
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if (source == null || source.Count == 0)
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return 0f;
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float sum = 0f;
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foreach (float value in source)
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{
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sum += value;
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}
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return sum / source.Count;
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}
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public static float Sum(this List<float> source, System.Func<float, float> selector)
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{
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if (source == null || source.Count == 0)
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return 0f;
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float sum = 0f;
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foreach (float value in source)
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{
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sum += selector(value);
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}
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return sum;
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}
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}
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