/// <summary>The setup cross ref options. Called from Process Builder.</summary>
/// <param name="vm">The SimpleFilterViewModel.</param>
/// <param name="model">The model.</param>
public void SetupCrossRefOptions(SimpleFilterViewModel vm, ProcessEdit model)
{
if (vm == null || model == null || vm.SelectedMember == null)
{
return;
}
var propertyDefinition = (FieldPathPropertyDefinition)vm.SelectedMember.ItemPropertyDefinition;
if (propertyDefinition.ColumnType != ColumnTypes.Reference && propertyDefinition.ColumnType != ColumnTypes.MultiReference)
{
return;
}
IsPublished = false;
if (propertyDefinition.PropertyName == Constants.CurrentStateGuidColumnName)
{
var states = new CustomInfoList();
states.AddRange(
model.StateList.OrderBy(s => s.Name).Select(state => new StateInfoClass { Id = state.Id, Name = state.Name, Guid = state.Guid }));
FilteringProcessSystemName = null;
CrossRefDisplayFieldsList = Constants.Name;
CrossRefItems = states;
CrossRefProcessName = Constants.StateProcessName;
CrossRefAllowMultiple = false;
return;
}
CrossRefFieldName = propertyDefinition.SystemName;
CrossRefDisplayFieldsList = propertyDefinition.ReferencedFieldSystemName;
CrossRefAllowMultiple = propertyDefinition.AllowMultiple;
CrossRefProcessName = propertyDefinition.ReferencedProcessSystemName;
}
private static IEnumerable<ILayoutInfo> GetDistinctLayouts(IInfoList<ILayoutInfo> layouts)
{
var distinctLayouts = new List<ILayoutInfo>(layouts);
foreach (var item in
layouts.Where(info => info.AccountId != 0)
.Select(info => layouts.FirstOrDefault(x => x.AccountId == 0 && x.Name == info.Name))
.Where(item => item != null))
{
distinctLayouts.Remove(item);
}
return distinctLayouts;
}
/// <summary>
/// The clean up.
/// </summary>
public void CleanUp()
{
filter = null;
IsStaticValue = true;
this.IsUdp = false;
IsSystemVariable = false;
IsProcessField = false;
UserDefinedCaption = null;
DefaultValue = null;
Value.ProvidedValue = DefaultValue;
SelectedProcessField = null;
SelectedSystemVariable = null;
SelectedSystemParameters = null;
CrossRefProcessName = null;
CrossRefFieldName = null;
CrossRefDisplayFieldsList = null;
CrossRefAllowMultiple = false;
CrossRefItems = null;
RefCrossRefFieldName = null;
IsRefCrossRef = false;
FilteringProcessSystemName = null;
ShowProcessFields = false;
ShowUdPs = false;
ShowSystemParameters = true;
}
public async Task<bool> Activate()
{
try
{
await _syncer.WaitAsync();
if (_isDisposed)
return false;
//処理の最初に置くことでConnect()後はストリームの休止状態が終了している事を保証させる
_isPause = false;
//接続処理
switch (Status)
{
case StreamStateType.UnLoaded:
//読み込み
Status = StreamStateType.Initing;
_activityGetter = _circle.GetActivities();
var activities = await _activityGetter.TakeAsync(20);
//更新
var outerActiveActivities = _isPause ? _hiddenActivities : _activities;
outerActiveActivities.Clear();
foreach (var item in activities)
{
var post = new Activity(item);
outerActiveActivities.Add(post);
await post.Activate();
}
//受信開始
Status = StreamStateType.Connected;
_streamObj = _circle.GetStream().Subscribe(Recieved_Activity,
async ex =>
{
try
{
await _syncer.WaitAsync().ConfigureAwait(false);
_streamObj.Dispose();
_streamObj = null;
Status = StreamStateType.UnLoaded;
}
finally { _syncer.Release(); }
},
async () =>
{
try
{
await _syncer.WaitAsync().ConfigureAwait(false);
_streamObj.Dispose();
_streamObj = null;
Status = StreamStateType.UnLoaded;
}
finally { _syncer.Release(); }
});
break;
case StreamStateType.Paused:
Status = StreamStateType.Connected;
if (ChangedActivityCount > 0)
{
int hIdx, aIdx;
for (hIdx = 0; hIdx < _hiddenActivities.Count; hIdx++)
if ((aIdx = _activities.IndexOf(_hiddenActivities[hIdx])) < 0)
_activities.Insert(hIdx, _hiddenActivities[hIdx]);
else if (aIdx != hIdx)
_activities.Move(aIdx, hIdx);
for (aIdx = _activities.Count - 1; aIdx >= hIdx; aIdx--)
{
_activities[aIdx].Dispose();
_activities.RemoveAt(aIdx);
}
}
//一時停止が終わったらActivityのGC解放のためにも消す
_hiddenActivities = null;
break;
}
return true;
}
catch (FailToOperationException)
{
Status = StreamStateType.UnLoaded;
return false;
}
finally { _syncer.Release(); }
}
