/// <summary>
/// 创建序号件装机历史。
/// </summary>
/// <param name="snReg">序号件</param>
/// <param name="pnReg">附件</param>
/// <param name="csn">CSN，自装机以来使用循环</param>
/// <param name="tsn">TSN，自装机以来使用小时数</param>
/// <param name="actionType">操作类型</param>
/// <param name="aircraft">装机所在飞机</param>
/// <param name="actionDate">操作日期</param>
/// <param name="remInstRecord">拆换记录</param>
/// <param name="csn2">的基础上再累加在库时间折算的使用循环数</param>
/// <param name="tsn2">的基础上再累加在库时间折算的使用小时数</param>
/// <param name="status">序号件在历史节点上的状态</param>
/// <param name="position">位置信息</param>
/// <returns></returns>
public static SnHistory CreateSnHistory(SnReg snReg, PnReg pnReg, int csn, decimal tsn, int csn2, decimal tsn2,
int actionType, Aircraft aircraft, DateTime actionDate, SnRemInstRecord remInstRecord, int status,
int position)
{
var snHistory = new SnHistory {CreateDate = DateTime.Now};
snHistory.GenerateNewIdentity();
snHistory.SetAircraft(aircraft);
snHistory.SetActionDate(actionDate);
snHistory.SetActionType((ActionType) actionType);
snHistory.SetSn(snReg);
snHistory.SetPn(pnReg);
snHistory.SetCSN(csn);
snHistory.SetTSN(tsn);
snHistory.SetCSN2(csn2);
snHistory.SetTSN2(tsn2);
snHistory.SetSnStatus((SnStatus) status);
snHistory.SetRemInstRecord(remInstRecord);
snHistory.SetPosition((Position) position);
return snHistory;
}
/// <summary>
/// 创建序号件装机历史。
/// </summary>
/// <returns>SnHistory</returns>
public static SnHistory CreateSnHistory()
{
var snHistory = new SnHistory();
snHistory.GenerateNewIdentity();
return snHistory;
}
/// <summary>
/// 获取开始计算日期
/// </summary>
/// <param name="lastTSR">最近一次装上记录</param>
/// <param name="flights">最近一次装上以来的飞行日志集合</param>
/// <returns>开始计算日期</returns>
private DateTime GetStartDate(SnHistory lastTSR, IReadOnlyList<FlightLog> flights)
{
var lastOilMonitor =
_unitOfWork.CreateSet<OilMonitor>()
.Where(om => om.SnRegID == lastTSR.SnRegId)
.OrderByDescending(o => o.Date)
.FirstOrDefault();
// 最近滑油监控记录日期
var lastDate = lastOilMonitor == null || DateTime.Today.AddDays(-30) < flights[0].FlightDate
? flights[0].FlightDate
: DateTime.Today.AddDays(-30);
var calDate = lastDate.AddDays(1);
return calDate;
}
/// <summary>
/// 创建发动机滑油监控记录。
/// </summary>
/// <remarks>
/// 对每一台发动机，自滑油监控最后一条记录至当天，每天计算一条监控记录。
/// 初始的时候，从最近一次装上开始计算。
/// </remarks>
/// <param name="lastTSR">最近一次装上记录</param>
/// <param name="engineReg">发动机</param>
/// <param name="flights">最近一次装上以来的飞行日志集合</param>
private List<OilMonitor> CreateEngineOils(SnHistory lastTSR, EngineReg engineReg,
IReadOnlyList<FlightLog> flights)
{
if (lastTSR == null) throw new ArgumentNullException("lastTSR");
var oilMonitors = new List<OilMonitor>();
// 开始计算日期
var startDate = GetStartDate(lastTSR, flights);
if (!flights.Any()) return oilMonitors;
// 计算截止日期，飞行日志最后一天的次日，最后一天为当天的则为当天。
var endDate = flights.Last().FlightDate.Date == DateTime.Today
? DateTime.Today
: flights.Last().FlightDate.Date.AddDays(1);
while (endDate.Subtract(startDate).TotalDays > 0)
{
decimal qsr, interval, deltaInterval, lastInterval;
var tsr = flights.TakeWhile(f => f.FlightDate < startDate.AddDays(1)).Sum(f => f.FlightHours);
switch (lastTSR.Position)
{
case Position.发动机1:
qsr =
flights.TakeWhile(f => f.FlightDate < startDate.AddDays(1))
.Sum(f => f.ENG1OilDep + f.ENG1OilArr);
lastInterval =
_unitOfWork.CreateSet<OilMonitor>()
.Where(o => o.IntervalRate > 0)
.Select(o => o.IntervalRate)
.FirstOrDefault();
CalIntervalOil(
flights.Select(
f => Tuple.Create(f.FlightDate, f.TakeOff, f.ENG1OilDep, f.ENG1OilArr, f.FlightHours))
.ToList(), startDate, out interval);
deltaInterval = lastInterval > 0 ? interval - lastInterval : 0;
oilMonitors.Add(CreateEngineOil(lastTSR, engineReg, startDate, tsr, qsr, interval, deltaInterval));
break;
case Position.发动机2:
qsr =
flights.TakeWhile(f => f.FlightDate < startDate.AddDays(1))
.Sum(f => f.ENG2OilDep + f.ENG2OilArr);
lastInterval =
_unitOfWork.CreateSet<OilMonitor>()
.Where(o => o.IntervalRate > 0)
.Select(o => o.IntervalRate)
.FirstOrDefault();
CalIntervalOil(
flights.Select(
f => Tuple.Create(f.FlightDate, f.TakeOff, f.ENG2OilDep, f.ENG2OilArr, f.FlightHours))
.ToList(), startDate, out interval);
deltaInterval = lastInterval > 0 ? interval - lastInterval : 0;
oilMonitors.Add(CreateEngineOil(lastTSR, engineReg, startDate, tsr, qsr, interval, deltaInterval));
break;
case Position.发动机3:
qsr =
flights.TakeWhile(f => f.FlightDate < startDate.AddDays(1))
.Sum(f => f.ENG3OilDep + f.ENG3OilArr);
lastInterval =
_unitOfWork.CreateSet<OilMonitor>()
.Where(o => o.IntervalRate > 0)
.Select(o => o.IntervalRate)
.FirstOrDefault();
CalIntervalOil(
flights.Select(
f => Tuple.Create(f.FlightDate, f.TakeOff, f.ENG3OilDep, f.ENG3OilArr, f.FlightHours))
.ToList(), startDate, out interval);
deltaInterval = lastInterval > 0 ? interval - lastInterval : 0;
oilMonitors.Add(CreateEngineOil(lastTSR, engineReg, startDate, tsr, qsr, interval, deltaInterval));
break;
case Position.发动机4:
qsr =
flights.TakeWhile(f => f.FlightDate < startDate.AddDays(1))
.Sum(f => f.ENG4OilDep + f.ENG4OilArr);
lastInterval =
_unitOfWork.CreateSet<OilMonitor>()
.Where(o => o.IntervalRate > 0)
.Select(o => o.IntervalRate)
.FirstOrDefault();
CalIntervalOil(
flights.Select(
f => Tuple.Create(f.FlightDate, f.TakeOff, f.ENG4OilDep, f.ENG4OilArr, f.FlightHours))
.ToList(), startDate, out interval);
deltaInterval = lastInterval > 0 ? interval - lastInterval : 0;
oilMonitors.Add(CreateEngineOil(lastTSR, engineReg, startDate, tsr, qsr, interval, deltaInterval));
break;
default:
throw new ArgumentOutOfRangeException();
}
startDate = startDate.AddDays(1);
}
return oilMonitors;
}
/// <summary>
/// 创建APU滑油监控记录。
/// </summary>
/// <remarks>
/// 对每一台APU，自滑油监控最后一条记录至当天，每天计算一条监控记录。
/// 初始的时候，从最近一次装上开始计算。
/// </remarks>
/// <param name="lastTSR">最近一次装上记录</param>
/// <param name="apuReg">APU</param>
/// <param name="flights">最近一次装上以来的飞行日志集合</param>
/// <returns>滑油监控记录集合。</returns>
private List<OilMonitor> CreateAPUOils(SnHistory lastTSR, APUReg apuReg, IReadOnlyList<FlightLog> flights)
{
var oilMonitors = new List<OilMonitor>();
// 开始计算日期
var startDate = GetStartDate(lastTSR, flights);
if (!flights.Any()) return oilMonitors;
// 计算截止日期，飞行日志最后一天的次日，最后一天为当天的则为当天。
var endDate = flights.Last().FlightDate.Date == DateTime.Today
? DateTime.Today
: flights.Last().FlightDate.Date.AddDays(1);
while (endDate.Subtract(startDate).TotalDays > 0)
{
decimal interval;
var tsr = flights.TakeWhile(f => f.FlightDate < startDate.AddDays(1)).Sum(f => f.FlightHours);
var qsr = flights.TakeWhile(f => f.FlightDate < startDate.AddDays(1))
.Sum(f => f.ApuOilDep + f.ApuOilArr);
var lastInterval =
_unitOfWork.CreateSet<OilMonitor>()
.Where(o => o.IntervalRate > 0)
.Select(o => o.IntervalRate)
.FirstOrDefault();
CalIntervalOil(
flights.Select(f => Tuple.Create(f.FlightDate, f.TakeOff, f.ApuOilDep, f.ApuOilArr, f.FlightHours))
.ToList(), startDate, out interval);
var deltaInterval = lastInterval > 0 ? interval - lastInterval : 0;
oilMonitors.Add(CreateAPUOil(lastTSR, apuReg, startDate, tsr, qsr, interval, deltaInterval));
startDate = startDate.AddDays(1);
}
return oilMonitors;
}
/// <summary>
/// 计算滑油耗率7日均线
/// </summary>
/// <param name="lastTSR">最近一次装上记录</param>
/// <param name="currents">新增的滑油监控记录</param>
private void CalAverageRate7(SnHistory lastTSR, ref List<OilMonitor> currents)
{
if (currents.Count == 0) return;
var endDate = currents.First().Date;
var startDate = currents.First().Date.AddDays(-7);
var oilMonitors =
_unitOfWork.CreateSet<OilMonitor>()
.Where(o => o.SnRegID == lastTSR.SnRegId && o.Date > startDate && o.Date < endDate)
.OrderBy(o => o.Date)
.ToList();
var count = oilMonitors.Count;
oilMonitors.AddRange(currents);
for (var i = count; i < oilMonitors.Count; i++)
{
if (i < 6) continue;
var average = oilMonitors.Skip(i - 6).Take(7).Average(o => o.TotalRate);
oilMonitors[i].SetAverageRate7(average);
}
}
/// <summary>
/// 创建发动机滑油监控记录。
/// </summary>
/// <param name="lastTSR">最近一次装上记录</param>
/// <param name="engineReg">发动机</param>
/// <param name="calDate">计算日期</param>
/// <param name="tsr">自上一次装上以来飞行时间</param>
/// <param name="qsr">自上一次装上以来滑油添加总量</param>
/// <param name="interval">区间滑油消耗率</param>
/// <param name="deltaInterval">区间滑油消耗率变化量</param>
/// <returns>滑油监控记录</returns>
private static OilMonitor CreateEngineOil(SnHistory lastTSR, EngineReg engineReg, DateTime calDate, decimal tsr,
decimal qsr, decimal interval, decimal deltaInterval)
{
var tsn = lastTSR.TSN + tsr;
var toc = tsr == 0 ? 0 : Math.Round(qsr/tsr, 4);
var oilMonitor = OilMonitorFactory.CreateEngineOil(engineReg, calDate, tsn, tsr, toc, interval,
deltaInterval);
return oilMonitor;
}
