public TargetState Do(DoOperationInfo info)
{
Assert.IsNotNull(info);
TargetState result = null;
var chanel = CreateChannel();
chanel.Call(p =>
{
result = p.Do(info);
});
return result;
}
public bool Cancel(DoOperationInfo info)
{
Assert.IsNotNull(info);
bool result = false;
var chanel = CreateChannel();
chanel.Call(p =>
{
result = p.Cancel(info);
});
return result;
}
public TargetState Plan(DoOperationInfo info)
{
return svr.Plan(info);
}
public TargetState Do(DoOperationInfo info)
{
return svr.Do(info);
}
public bool Cancel(DoOperationInfo info)
{
return svr.Cancel(info);
}
public bool Cancel(DoOperationInfo info)
{
var tstate = repoTargetState.Query(o => o.TargetStateId == info.TargetStateId).FirstOrDefault();
if (tstate == null)
throw new NullReferenceException(string.Format("Target state {0} not found.", info.TargetStateId));
var operation = repoFlowOp.Query(o => o.OperationId == info.OperationId).FirstOrDefault();
if (operation == null)
throw new NullReferenceException(string.Format("Flow operation {0} not found.", info.OperationId));
if (operation.CanCancelled == false)
throw new Exception(string.Format("The operation {0} cannot be cancelled.", operation.Name));
var state = repoFlowState.Query(o => o.StateId == tstate.StateId).FirstOrDefault();
if (state == null)
throw new NullReferenceException(string.Format("Flow state {0} not found.", tstate.StateId));
if (state.StateType == StateType.Begin && !string.IsNullOrEmpty(tstate.OperatorId) && tstate.OperatorId != info.UserId)
throw new Exception(string.Format("The state {0} can only be cancelled by the operator {1}.", state.Name, tstate.OperatorName));
else if (!string.IsNullOrEmpty(tstate.TreaterId) && tstate.TreaterId != info.UserId)
throw new Exception(string.Format("The state {0} can only be cancelled by the operator {1}.", state.Name, tstate.TreaterName));
var tflow = repoTargetFlow.Query(o => o.TargetFlowId == tstate.TargetFlowId).First();
if (tstate.StateStatus == StateStatus.Started)
{
try
{
trans.BeginTransaction();
tflow.HasStarted = false;
repoTargetFlow.Update(tflow);
repoTargetIncome.DeleteBatch(o => o.TargetStateId == tstate.TargetStateId);
repoTargetOutcome.DeleteBatch(o => o.TargetStateId == tstate.TargetStateId);
repoTargetState.Delete(tstate);
trans.Commit();
}
catch (Exception ex)
{
trans.Rollback();
throw ex;
}
}
else
{
var lnts = repoNextTargetState.Query(o => o.NextTargetStateId == tstate.TargetStateId).Select(o => o.TargetStateId);
var lastTStates = repoTargetState.Query(o => lnts.Contains(o.TargetStateId)).Select(o => o.TargetStateId);
try
{
trans.BeginTransaction();
tflow.HasCompleted = false;
tflow.Result = null;
repoTargetFlow.Update(tflow);
repoTargetIncome.DeleteBatch(o => o.TargetStateId == tstate.TargetStateId);
repoTargetOutcome.DeleteBatch(o => o.TargetStateId == tstate.TargetStateId);
repoTargetState.UpdateBatch(o => lastTStates.Contains(o.TargetStateId), o => new TargetState()
{
StateStatus = StateStatus.None,
TreaterId = null,
TreaterName = null,
TreatTime = null
});
repoNextTargetState.DeleteBatch(o => o.NextTargetStateId == tstate.TargetStateId);
repoTargetState.Delete(tstate);
trans.Commit();
}
catch (Exception ex)
{
trans.Rollback();
throw ex;
}
}
TargetStateChangedMessage msg = new TargetStateChangedMessage()
{
OldTargetStates = new TargetState[] { tstate },
NewTargetState = null,
OperationId = null,
DataOperation = DataOperation.Delete,
OperateTime = info.OperationTime,
OperatorId = info.UserId,
OperatorName = state.StateType == StateType.Begin ? tstate.OperatorName : tstate.TreaterName
};
try
{
MessageManager.Publish<TargetStateChangedMessage>(msg);
}
catch (Exception ex)
{
//throw ex;
}
return true;
}
public TargetState Plan(DoOperationInfo info)
{
var tflow = repoTargetFlow.Query(o => o.TargetFlowId == info.TargetFlowId).FirstOrDefault();
var operation = repoFlowOp.Query(o => o.FlowId == tflow.FlowId && o.OperationId == info.OperationId).FirstOrDefault();
if (operation == null)
throw new NullReferenceException(string.Format("Flow operation {0} not found.", info.OperationId));
if (operation.CanPlanned == false)
throw new Exception(string.Format("The operation {0} cannot be planned.", operation.Name));
TargetState tstate = new TargetState()
{
TargetStateId = idGenerator.NewId(),
TargetFlowId = tflow.TargetFlowId,
StateId = operation.DefaultNextStateId,
Title = info.Title,
Message = info.Message,
StateStatus = StateStatus.Planned,
PlanTreatTime = info.OperationTime,
PlannerId = info.UserId,
PlannerName = info.UserName,
};
NextTargetState nts = new NextTargetState()
{
TargetStateId = info.TargetStateId,
NextTargetStateId = tstate.TargetStateId
};
try
{
trans.BeginTransaction();
repoTargetState.Insert(tstate);
repoNextTargetState.Insert(nts);
trans.Commit();
}
catch (Exception ex)
{
trans.Rollback();
throw ex;
}
TargetStateChangedMessage msg = new TargetStateChangedMessage()
{
OldTargetStates = null,
NewTargetState = tstate,
OperationId = null,
DataOperation = DataOperation.Insert,
OperateTime = info.OperationTime,
OperatorId = info.UserId,
OperatorName = info.UserName
};
try
{
MessageManager.Publish<TargetStateChangedMessage>(msg);
}
catch (Exception ex)
{
//throw ex;
}
return tstate;
}
public TargetState Do(DoOperationInfo info)
{
var tflow = repoTargetFlow.Query(o => o.TargetFlowId == info.TargetFlowId).FirstOrDefault();
if (tflow == null)
throw new NullReferenceException(string.Format("Target flow {0} not found.", info.TargetFlowId));
var flow = repoBizFlow.Query(o => o.FlowId == tflow.FlowId).FirstOrDefault();
if (flow == null)
throw new NullReferenceException(string.Format("Flow {0} not found.", tflow.FlowId));
var fop = repoFlowOp.Query(o => o.OperationId == info.OperationId).FirstOrDefault();
if (fop == null)
throw new ArgumentNullException(string.Format("Flow operation {0} is not found.", info.OperationId));
FlowState nextState = null;
if (!string.IsNullOrEmpty(info.NextStateIdOrCode))
nextState = repoFlowState.Query(o => o.FlowId == flow.FlowId && (o.StateId == info.NextStateIdOrCode || o.Code == info.NextStateIdOrCode)).FirstOrDefault();
if (nextState == null)
nextState = repoFlowState.Query(o => o.StateId == fop.DefaultNextStateId).FirstOrDefault();
if (nextState == null)
throw new NullReferenceException(string.Format("Operation {0} doesn't define next state.", fop.OperationId));
List<TargetState> needUpdatedTargetStates = new List<TargetState>();
if(!string.IsNullOrEmpty(info.TargetStateId))
{
var tstate = repoTargetState.Query(o => o.TargetStateId == info.TargetStateId).FirstOrDefault();
needUpdatedTargetStates.Add(tstate);
}
// 当前状态为并行结束结点，需要判断当前并行点的所有操作是否都已经完成。
if (nextState.StateType == StateType.ParallelEnd)
{
bool allShouldDone = nextState.AllParallelStateShouldBeEnd.HasValue && nextState.AllParallelStateShouldBeEnd.Value;
bool canExecute = true;
var ts = repoTargetState.Query(o => o.TargetFlowId == tflow.TargetFlowId && o.State.StateType == StateType.ParallelStop && (int)o.StateStatus < (int)StateStatus.TreatedNormal).ToArray();
foreach (var t in ts)
{
var prevStateHasThisOperation = repoStateOp.Query(o => o.StateId == t.StateId && o.OperationId == fop.OperationId).Any();
if (allShouldDone)
canExecute = canExecute && prevStateHasThisOperation;
else
canExecute = prevStateHasThisOperation;
}
// 必须所有并行的操作都达到下一状态（并行结束ParallelEnd结点），才可以进行后续的操作。
if (canExecute)
{
// 其他操作中，所有其他操作都已执行且执行后的状态都允许进行后续的操作。即本次操作是并行操作中的最后一个操作。
needUpdatedTargetStates.AddRange(ts);
}
else
{
throw new InvalidOperationException(string.Format("Target flow {0} is waiting for finishing parallel operations.", info.TargetFlowId));
}
}
List<NextTargetState> nextTargetStates = new List<NextTargetState>();
string nextTargetStateId = idGenerator.NewId();
foreach (var tstate in needUpdatedTargetStates)
{
var state = repoFlowState.Query(o => o.StateId == tstate.StateId).FirstOrDefault();
if (state == null)
throw new NullReferenceException(string.Format("State {0} not found.", tstate.StateId));
StateStatus stateStatus = StateStatus.TreatedNormal;
var sincomes = repoStateIncome.Query(o => o.StateId == tstate.StateId && o.IsRequired == true);
if (sincomes.Any())
{
var cincomes = repoTargetIncome.Query(o => o.TargetStateId == info.TargetStateId && sincomes.Any(d => d.IncomeId == o.IncomeId) && o.FileStatus != FileStatus.InValid);
if (sincomes.Count() > cincomes.Count())
{
if (flow.StopWhenIncomeRequired)
{
throw new ApplicationException("Some required incomes are not offered.");
}
else
{
stateStatus = StateStatus.TreatedError;
}
}
else
{
if (cincomes.Any(o => o.FileStatus == FileStatus.Draft))
stateStatus = StateStatus.TreatedWarn;
}
}
var soutcomes = repoStateOutcome.Query(o => o.StateId == tstate.StateId && o.IsRequired == true);
if (soutcomes.Any())
{
var coutcomes = repoTargetOutcome.Query(o => o.TargetStateId == tstate.TargetStateId && soutcomes.Any(d => d.OutcomeId == o.OutcomeId) && o.FileStatus != FileStatus.InValid);
if (soutcomes.Count() > coutcomes.Count())
{
if (flow.StopWhenIncomeRequired)
{
throw new ApplicationException("Some required outcomes are not offered.");
}
else
{
stateStatus = StateStatus.TreatedError;
}
}
else
{
if (coutcomes.Any(o => o.FileStatus == FileStatus.Draft))
stateStatus = StateStatus.TreatedWarn;
}
}
tstate.TreatTime = info.OperationTime;
tstate.StateStatus = stateStatus;
tstate.TreaterId = info.UserId;
tstate.TreaterName = info.UserName;
var nts = repoNextTargetState.Query(o => o.TargetStateId == tstate.TargetStateId && o.ToTargetState.StateId == nextState.StateId).FirstOrDefault();
if (nts == null)
{
nts = new NextTargetState()
{
TargetStateId = tstate.TargetStateId,
NextTargetStateId = nextTargetStateId
};
}
else
{
nextTargetStateId = nts.NextTargetStateId;
}
if (state.StateType == StateType.ParallelBegin)
{
nts.ParallelTargetStateId = tstate.TargetStateId;
}
else if (state.StateType == StateType.ParallelStop || state.StateType == StateType.ParallelEnd)
{
var lastnts = repoNextTargetState.Query(o => o.NextTargetStateId == tstate.TargetStateId).FirstOrDefault();
nts.ParallelTargetStateId = lastnts.ParallelTargetStateId;
}
nextTargetStates.Add(nts);
}
var nextTargetState = repoTargetState.Query(o => nextTargetStateId == o.TargetStateId && o.StateId == nextState.StateId).FirstOrDefault();
if (nextTargetState == null)
{
nextTargetState = new TargetState()
{
TargetStateId = nextTargetStateId,
TargetFlowId = tflow.TargetFlowId,
StateId = nextState.StateId,
};
}
nextTargetState.Title = info.Title;
nextTargetState.Message = info.Message;
nextTargetState.OperateTime = info.OperationTime;
nextTargetState.StateStatus = StateStatus.None;
nextTargetState.OperationId = info.OperationId;
nextTargetState.OperatorId = info.UserId;
nextTargetState.OperatorName = info.UserName;
if (nextState.IntervalType.HasValue)
{
if (nextState.ResponseIntervalValue.HasValue)
nextTargetState.ResponseExpiryTime = info.OperationTime.Interval(nextState.IntervalType, nextState.ResponseIntervalValue);
if (nextState.TreatIntervalValue.HasValue)
nextTargetState.TreatExpiryTime = info.OperationTime.Interval(nextState.IntervalType, nextState.TreatIntervalValue);
}
try
{
trans.BeginTransaction();
if (nextState.StateType == StateType.End)
{
nextTargetState.StateStatus = StateStatus.TreatedNormal;
tflow.HasCompleted = true;
tflow.Result = nextState.Result;
repoTargetFlow.Update(tflow);
}
needUpdatedTargetStates.ForEach(o => repoTargetState.Update(o));
repoTargetState.Insert(nextTargetState);
nextTargetStates.ForEach(o => repoNextTargetState.Save(t => t.TargetStateId == o.TargetStateId && t.NextTargetStateId == o.NextTargetStateId,o));
trans.Commit();
}
catch (Exception ex)
{
trans.Rollback();
throw ex;
}
TargetStateChangedMessage msg = new TargetStateChangedMessage()
{
OldTargetStates = needUpdatedTargetStates,
NewTargetState = nextTargetState,
OperationId = fop.OperationId,
DataOperation = DataOperation.Update,
OperateTime = info.OperationTime,
OperatorId = info.UserId,
OperatorName = info.UserName
};
try
{
MessageManager.Publish<TargetStateChangedMessage>(msg);
}
catch (Exception ex)
{
//throw ex;
}
return nextTargetState;
}