private void BindableTypeDescriptor_PropertyGetCalled(object sender, PropertyGetArg e)
{
if (e.PropertyInfo.ValueSearched == false)
{
if (e.PropertyInfo.PropertyType == PropertyType.Relationship)
{
//روابط به طور پیش فرض موقع ساخته شدن چه تعریف فرمول و چه محاسبه مقدار نمیگیرند و اینجا مقدار میگیرند
e.PropertyInfo.ValueSearched = true;
var newObject = FormulaInstanceInternalHelper.GetNewFormulaObject(e.PropertyInfo);
newObject.DataItem = new DP_DataRepository(e.PropertyInfo.PropertyRelationship.EntityID2, e.PropertyInfo.PropertyRelationship.Entity2);
newObject.PropertyGetCalled += BindableTypeDescriptor_PropertyGetCalled;
//newObject.PropertySetChanged += FormulaObject_PropertySetChanged;
//newObject.PropertyChanged += FormulaObject_PropertyChanged;
var entity = bizTableDrivedEntity.GetPermissionedEntity(Requester, newObject.DataItem.TargetEntityID);
if (e.PropertyInfo.PropertyRelationship.TypeEnum == Enum_RelationshipType.OneToMany)
{
var list = FormulaInstanceInternalHelper.GetNewFormulaObjectList(e.PropertyInfo);
list.Add(newObject);
e.PropertyInfo.Value = list;
foreach (CustomObject item in (e.PropertyInfo.Value as IList))
{ //بهتر نوشته شود.برای لیست لازم نیست هر دفعه خصوصیات خوانده شوند
if (item.PropertiesLoaded == false)
{
var properties = FormulaInstanceInternalHelper.GetProperties(entity, e.PropertyInfo, true, false);
item.SetProperties(properties);
}
}
}
else
{
e.PropertyInfo.Value = newObject;
if ((e.PropertyInfo.Value as CustomObject).PropertiesLoaded == false)
{
var properties = FormulaInstanceInternalHelper.GetProperties(entity, e.PropertyInfo, true, false);
(e.PropertyInfo.Value as CustomObject).SetProperties(properties);
}
}
}
else
{
throw new Exception("Sfsdf");
}
}
//برای همه پراپرتی ها صدا زده میشود که در قسمت ساختن درخت خصوصیات استفاده میشود
if (PropertyGetCalled != null)
{
PropertyGetCalled(sender, e);
}
}
private void BindableTypeDescriptor_PropertyGetCalled(object sender, PropertyGetArg e)
{
if (e.PropertyInfo.ValueSearched == false)
{
if (e.PropertyInfo.PropertyType == PropertyType.Relationship)
{
List <DP_DataRepository> relatedDataItems = GetRelatedDataItems((sender as CustomObject).DataItem, e.PropertyInfo.PropertyRelationship, e.PropertyInfo.PropertyRelationshipProperties);
if (e.PropertyInfo.PropertyRelationship.TypeEnum == Enum_RelationshipType.OneToMany)
{
var list = FormulaInstanceInternalHelper.GetNewFormulaObjectList(e.PropertyInfo);
var entity = bizTableDrivedEntity.GetPermissionedEntity(Requester, e.PropertyInfo.PropertyRelationship.EntityID2);
foreach (var relatedDataItem in relatedDataItems)
{
var newObject = FormulaInstanceInternalHelper.GetNewFormulaObject(e.PropertyInfo);
newObject.DataItem = relatedDataItem;
list.Add(newObject);
newObject.PropertyGetCalled += BindableTypeDescriptor_PropertyGetCalled;
//newObject.PropertySetChanged += FormulaObject_PropertySetChanged;
//newObject.PropertyChanged += FormulaObject_PropertyChanged;
//////newObject.PropertySetChanged += (sender1, e1) => NewObject_PropertySetChanged(sender1, e1, sender as FormulaObject);
//////newObject.PropertyGetCalled += (sender1, e1) => NewObject_PropertyGetCalled(sender1, e1, sender as FormulaObject);
}
e.PropertyInfo.Value = list;
var properties = FormulaInstanceInternalHelper.GetProperties(entity, e.PropertyInfo, false);
foreach (CustomObject item in (e.PropertyInfo.Value as IList))
{ //بهتر نوشته شود.برای لیست لازم نیست هر دفعه خصوصیات خوانده شوند
if (item.PropertiesLoaded == false)
{
item.SetProperties(properties);
}
}
}
else if (relatedDataItems.Any())
{
var entity = bizTableDrivedEntity.GetPermissionedEntity(Requester, e.PropertyInfo.PropertyRelationship.EntityID2);
var properties = FormulaInstanceInternalHelper.GetProperties(entity, e.PropertyInfo, false);
var newObject = FormulaInstanceInternalHelper.GetNewFormulaObject(e.PropertyInfo);
newObject.DataItem = relatedDataItems.First();
newObject.PropertyGetCalled += BindableTypeDescriptor_PropertyGetCalled;
//newObject.PropertySetChanged += FormulaObject_PropertySetChanged;
//newObject.PropertyChanged += FormulaObject_PropertyChanged;
e.PropertyInfo.Value = newObject;
if ((e.PropertyInfo.Value as CustomObject).PropertiesLoaded == false)
{
(e.PropertyInfo.Value as CustomObject).SetProperties(properties);
}
}
e.PropertyInfo.ValueSearched = true;
}
else if (e.PropertyInfo.PropertyType == PropertyType.Column)
{
e.PropertyInfo.ValueSearched = true;
EntityInstanceProperty property = (sender as CustomObject).DataItem.GetProperty(e.PropertyInfo.ID);
if (property != null)
{
e.PropertyInfo.Value = property.Value;
}
}
else if (e.PropertyInfo.PropertyType == PropertyType.FormulaParameter)
{
if (UsedFormulaIDs != null && UsedFormulaIDs.Contains(e.PropertyInfo.ParameterFormulaID))
{
AddException("Loop");
}
UsedFormulaIDs.Add(e.PropertyInfo.ParameterFormulaID);
Application.Current.Dispatcher.Invoke((Action) delegate
{
e.PropertyInfo.ValueSearched = true;
var value = FormulaFunctionHandler.CalculateFormula(e.PropertyInfo.ParameterFormulaID, (sender as CustomObject).DataItem, Requester, false, UsedFormulaIDs);
if (string.IsNullOrEmpty(value.Exception))
{
//if ((e.PropertyInfo.Context is FormulaDTO) && (e.PropertyInfo.Context as FormulaDTO).ValueCustomType != ValueCustomType.None)
// e.PropertyInfo.Value = GetCustomTypePropertyValue(e.PropertyInfo, (e.PropertyInfo.Context as FormulaDTO).ValueCustomType, value.Result);
//else
e.PropertyInfo.Value = value.Result;
e.FormulaUsageParemeters = value.FormulaUsageParemeters;
}
else
{
AddException(value.Exception);
}
});
}
else if (e.PropertyInfo.PropertyType == PropertyType.State)
{
Application.Current.Dispatcher.Invoke((Action) delegate
{
DP_DataRepository dataItem = (sender as CustomObject).DataItem;
e.PropertyInfo.ValueSearched = true;
var result = StateHandler.GetStateResult(e.PropertyInfo.ID, (sender as CustomObject).DataItem, Requester);
if (string.IsNullOrEmpty(result.Message))
{
e.PropertyInfo.Value = result.Result;
}
else
{
AddException(result.Message);
}
});
}
else if (e.PropertyInfo.PropertyType == PropertyType.Code)
{
Application.Current.Dispatcher.Invoke((Action) delegate
{
DP_DataRepository dataItem = (sender as CustomObject).DataItem;
e.PropertyInfo.ValueSearched = true;
var result = CodeFunctionHandler.GetCodeFunctionResult(Requester, e.PropertyInfo.ID, dataItem);
if (result.ExecutionException == null)
{
e.PropertyInfo.Value = result.Result;
}
else
{
AddException(result.ExecutionException.Message);
e.PropertyInfo.Value = "";
}
//if ((e.PropertyInfo.Context is CodeFunctionDTO) && (e.PropertyInfo.Context as CodeFunctionDTO).ValueCustomType != ValueCustomType.None)
// e.PropertyInfo.Value = GetCustomTypePropertyValue(e.PropertyInfo, (e.PropertyInfo.Context as CodeFunctionDTO).ValueCustomType, result.Result);
//else
});
}
}
if (PropertyGetCalled != null)
{
PropertyGetCalled(sender, e);
}
}
