/// <summary>
/// 在生成任务对象前进行检查。
/// </summary>
/// <param name="start">任务起点。</param>
/// <param name="end">任务终点。</param>
/// <param name="unitload">要移动的货载。</param>
/// <exception cref="InvalidOperationException">
/// </exception>
void CheckForWcs(Location start, Location end, Unitload unitload)
{
// 检查起点
if (start.Exists == false)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.LocationNotExists);
}
if (start.LocationType == LocationTypes.N)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.NForWcsTask);
}
if (start.OutboundDisabled)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.OutboundDisabled);
}
if (start.OutboundCount >= start.OutboundLimit)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.OutboundLimitReached);
}
if (start?.Rack?.Laneway?.Automated == false)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.LanewayNotAutomated);
}
if (start.LocationType == LocationTypes.S)
{
if (start.Rack.Laneway.Offline)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.LanewayOffline);
}
if (start.Rack.Deep == RackDeep.Deep2)
{
Location deep1 = start.GetDeep1();
if (deep1.InboundCount > 0)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.DoubleDeepInterference);
}
if (deep1.Loaded())
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.DoubleDeepInterference);
}
}
}
// 检查货载当前位置和起点的关系
if (unitload.CurrentLocation == null)
{
// noop
}
else if (unitload.CurrentLocation.LocationType == LocationTypes.N)
{
if (start.LocationType != LocationTypes.K)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.InvalidStart);
}
}
else
{
if (unitload.CurrentLocation != start)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.InvalidStart);
}
}
// 检查终点
if (end.Exists == false)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.LocationNotExists);
}
if (end.LocationType == LocationTypes.N)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.NForWcsTask);
}
if (end.InboundDisabled)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.InboundDisabled);
}
if (end.InboundCount >= end.InboundLimit)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.InboundLimitReached);
}
if (end?.Rack?.Laneway?.Automated == false)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.LanewayNotAutomated);
}
if (end.LocationType == LocationTypes.S)
{
if (end.Rack.Laneway.Offline)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.LanewayOffline);
}
if (end.Rack.Deep == RackDeep.Deep2)
{
Location deep1 = end.GetDeep1();
if (deep1.Loaded())
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.DoubleDeepInterference);
}
}
}
}
/// <summary>
/// 生成任务，并保存到数据库。
/// </summary>
/// <param name="transTask">空白的、尚未保存到数据库的任务对象。</param>
/// <param name="start">起点。</param>
/// <param name="end">终点。</param>
/// <param name="unitload">要移动的货载。</param>
/// <param name="taskType">任务类型</param>
/// <param name="forWcs">是否是为 wcs 准备的。若为 true，则会在生成任务指令之前执行一些检查，例如，货位是否存在，详细的检查规则见 <see cref="CheckForWcs(Location, Location, IEnumerable{Unitload})"/> 方法。</param>
public async Task BuildAsync(TransportTask transTask, string taskType, Location start, Location end, Unitload unitload, bool forWcs = true)
{
if (transTask == null)
{
throw new ArgumentNullException(nameof(transTask));
}
if (IsBlank(transTask) == false)
{
throw new ArgumentException($"transTask 实参不是空白对象，其 Id 值为 {transTask.TaskId}。");
}
if (string.IsNullOrWhiteSpace(taskType))
{
throw new ArgumentNullException(nameof(taskType));
}
if (start == null)
{
throw new ArgumentNullException(nameof(start));
}
if (end == null)
{
throw new ArgumentNullException(nameof(end));
}
if (unitload == null)
{
throw new ArgumentNullException(nameof(unitload));
}
if (start == end)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.StartAndEndArdTheSame);
}
// 检查货载
if (unitload.BeingMoved)
{
throw new FailToBuildTaskException(FailtoBuildTaskReason.UnitloadBeingMoved);
}
// 检查
if (forWcs)
{
_logger.Debug("这是 WCS 任务，进行生成前检查");
this.CheckForWcs(start, end, unitload);
_logger.Debug("检查 WCS 任务通过");
}
_logger.Information("正在生成任务");
// 生成
transTask.TaskCode = await GetNextTaskCode().ConfigureAwait(false);
transTask.TaskType = taskType;
transTask.Start = start;
transTask.End = end;
transTask.ForWcs = forWcs;
transTask.Unitload = unitload;
await _session.SaveAsync(transTask);
// 更新货位
unitload.BeingMoved = true;
start.OutboundCount++;
end.InboundCount++;
_logger.Information("已生成任务，任务号 {taskCode}, 任务类型 {taskType}", transTask.TaskCode, transTask.TaskType);
bool IsBlank(TransportTask task)
{
return(task.TaskId == 0 &&
task.TaskCode == null &&
task.TaskType == null &&
task.Unitload == null &&
task.Start == null &&
task.End == null);
}
}
public virtual string GetContainerSpecification(Unitload unitload)
{
return("NA");
}