public static IEnumerable <FlowOperation> ParallelOperations(this TargetStateWrapper tsw)
{
var parallelOwnerTargetState = tsw.Owner.TargetState();
var parallelOwnerState = parallelOwnerTargetState.State;
var ops = tsw.Owner.StateOperations();
var doneOpIds = tsw.TargetFlow.FlowInfo.TargetStates.Where(o => !string.IsNullOrEmpty(o.OperationId)).Select(o => o.OperationId);
return(ops.Where(o => !doneOpIds.Contains(o.OperationId)));
}
public static string StatusName(this TargetStateWrapper tsw)
{
var tstate = tsw.TargetState();
if (tstate != null)
{
return(LocaleHelper.Localizer.Get("StateStatus_" + Enum.GetName(typeof(StateStatus), tstate.StateStatus), "DAF.Workflow"));
}
return(string.Empty);
}
public static string Title(this TargetStateWrapper tsw)
{
var ts = tsw.TargetState();
if (ts != null)
{
return(ts.Title);
}
return(string.Empty);
}
public static TargetState TargetState(this TargetStateWrapper tsw)
{
if (tsw.TargetStates == null)
{
return(null);
}
if (tsw.TargetStates.Count() == 1)
{
return(tsw.TargetStates.First());
}
return(null);
}
public static IEnumerable <FlowOperation> StateOperations(this TargetStateWrapper tsw)
{
var tstate = tsw.TargetState();
if (tstate == null)
{
return(Enumerable.Empty <FlowOperation>());
}
var state = tsw.TargetFlow.FlowInfo.BizFlow.FlowStates.First(o => o.StateId == tstate.StateId);
var opids = tsw.TargetFlow.FlowInfo.BizFlow.StateOperations.Where(o => o.StateId == state.StateId).Select(o => o.OperationId);
var ops = tsw.TargetFlow.FlowInfo.BizFlow.FlowOperations.Where(o => opids.Contains(o.OperationId));
return(ops);
}
public void Build()
{
FlowInfo.BuildTargetFlow();
var bs = FlowInfo.TargetStates.FirstOrDefault(o => o.State.StateType == StateType.Begin);
if (bs != null)
{
BeginState = new TargetStateWrapper(this, bs);
Stack<TargetStateWrapper> st = new Stack<TargetStateWrapper>();
st.Push(BeginState);
while (st.Count > 0)
{
var prev = st.Pop();
// 普通节点、并行开始节点、并行操作节点、并行结束节点等
if (prev.TargetStates.Count() == 1)
{
var nextTStateIds = FlowInfo.NextTargetStates.Where(o => o.TargetStateId == prev.TargetStates.First().TargetStateId).Select(o => o.NextTargetStateId);
var ntstates = FlowInfo.TargetStates.Where(o => nextTStateIds.Contains(o.TargetStateId));
var ntsw = new TargetStateWrapper(this, ntstates);
if (ntstates.Count() == 1)
{
var nstate = FlowInfo.BizFlow.FlowStates.First(o => o.StateId == ntstates.First().StateId);
switch (nstate.StateType)
{
case StateType.ParallelBegin:
prev.Next = ntsw;
ntsw.Previous = prev;
break;
case StateType.ParallelStop:
var prevStateType = prev.TargetState().State.StateType;
if (prevStateType == StateType.ParallelBegin)
{
var parallel = prev.Next;
if (parallel == null)
{
parallel = new TargetStateWrapper(this, ntstates);
prev.Next = parallel;
parallel.Children = new List<TargetStateWrapper>();
parallel.Owner = prev;
parallel.Previous = prev;
prev.Next = parallel;
}
ntsw.Owner = prev;
parallel.Children.Add(ntsw);
}
else if (prevStateType == StateType.ParallelStop)
{
ntsw.Owner = prev.Owner;
prev.Next = ntsw;
ntsw.Previous = prev;
}
break;
case StateType.ParallelEnd:
prev.Owner.Next.Next = ntsw;
ntsw.Previous = prev.Owner.Next;
break;
default:
prev.Next = ntsw;
ntsw.Previous = prev;
break;
}
}
else if (ntstates.Count() > 1)
{
ntsw.Children = new List<TargetStateWrapper>();
ntsw.Owner = prev;
ntsw.Previous = prev;
prev.Next = ntsw;
}
st.Push(ntsw);
}
else if (prev.TargetStates.Count() > 1) // 并行虚拟节点
{
foreach (var ts in prev.TargetStates)
{
var ntsw = new TargetStateWrapper(this, ts);
ntsw.Owner = prev.Owner;
prev.Children.Add(ntsw);
st.Push(ntsw);
}
}
}
}
}
public void Build()
{
FlowInfo.BuildTargetFlow();
var bs = FlowInfo.TargetStates.FirstOrDefault(o => o.State.StateType == StateType.Begin);
if (bs != null)
{
BeginState = new TargetStateWrapper(this, bs);
Stack <TargetStateWrapper> st = new Stack <TargetStateWrapper>();
st.Push(BeginState);
while (st.Count > 0)
{
var prev = st.Pop();
// 普通节点、并行开始节点、并行操作节点、并行结束节点等
if (prev.TargetStates.Count() == 1)
{
var nextTStateIds = FlowInfo.NextTargetStates.Where(o => o.TargetStateId == prev.TargetStates.First().TargetStateId).Select(o => o.NextTargetStateId);
var ntstates = FlowInfo.TargetStates.Where(o => nextTStateIds.Contains(o.TargetStateId));
var ntsw = new TargetStateWrapper(this, ntstates);
if (ntstates.Count() == 1)
{
var nstate = FlowInfo.BizFlow.FlowStates.First(o => o.StateId == ntstates.First().StateId);
switch (nstate.StateType)
{
case StateType.ParallelBegin:
prev.Next = ntsw;
ntsw.Previous = prev;
break;
case StateType.ParallelStop:
var prevStateType = prev.TargetState().State.StateType;
if (prevStateType == StateType.ParallelBegin)
{
var parallel = prev.Next;
if (parallel == null)
{
parallel = new TargetStateWrapper(this, ntstates);
prev.Next = parallel;
parallel.Children = new List <TargetStateWrapper>();
parallel.Owner = prev;
parallel.Previous = prev;
prev.Next = parallel;
}
ntsw.Owner = prev;
parallel.Children.Add(ntsw);
}
else if (prevStateType == StateType.ParallelStop)
{
ntsw.Owner = prev.Owner;
prev.Next = ntsw;
ntsw.Previous = prev;
}
break;
case StateType.ParallelEnd:
prev.Owner.Next.Next = ntsw;
ntsw.Previous = prev.Owner.Next;
break;
default:
prev.Next = ntsw;
ntsw.Previous = prev;
break;
}
}
else if (ntstates.Count() > 1)
{
ntsw.Children = new List <TargetStateWrapper>();
ntsw.Owner = prev;
ntsw.Previous = prev;
prev.Next = ntsw;
}
st.Push(ntsw);
}
else if (prev.TargetStates.Count() > 1) // 并行虚拟节点
{
foreach (var ts in prev.TargetStates)
{
var ntsw = new TargetStateWrapper(this, ts);
ntsw.Owner = prev.Owner;
prev.Children.Add(ntsw);
st.Push(ntsw);
}
}
}
}
}
public static bool HasOperations(this TargetStateWrapper tsw)
{
return(tsw != null && tsw.Operations != null && tsw.Operations.Count() > 0);
}
public static bool IsInParallel(this TargetStateWrapper tsw)
{
return(tsw != null && tsw.Children != null && tsw.Children.Count() > 0);
}