private static Func <MyCustomSingleData, bool> GetExpression(object obj, string criteria)
{
var keyCriteria = GetKeyAndCriteria(criteria);
var interpreter = FormulaInstanceInternalHelper.GetExpressionDelegate();
return(interpreter.GetDelegate <Func <MyCustomSingleData, bool> >(keyCriteria.Item2, keyCriteria.Item1));
}
private FunctionResult CalculateFormula(string expression, DP_DataRepository mainDataItem, DR_Requester requester, List <int> usedFormulaIDs = null)
{
FunctionResult result = new FunctionResult();
//result.FormulaUsageParemeters = FormulaUsageParemeters;
//FormulaInstance formulaInstance = null;
try
{
var target = FormulaInstanceInternalHelper.GetExpressionEvaluator(mainDataItem, requester, false, usedFormulaIDs);
result.Result = target.Calculate(expression);
//formulaInstance = new FormulaInstance(mainDataItem, requester, usedFormulaIDs);
//formulaInstance.PropertyGetCalled += FormulaInstance_PropertyGetCalled;
//var instanceResult = formulaInstance.CalculateExpression(expression);
//if (formulaInstance.Exceptions.Any())
// throw new Exception("instance Error");
//else
// result.Result = instanceResult;
//formulaInstance.PropertyGetCalled -= FormulaInstance_PropertyGetCalled;
}
catch (Exception ex)
{
result.Exception = new Exception("خطا در محاسبه فرمول" + Environment.NewLine + ex.Message);
}
return(result);
}
private Func <MyCustomSingleData, Int64> GetExpressionInt64(string criteria)
{
var keyCriteria = GetKeyAndCriteria(criteria);
var interpreter = FormulaInstanceInternalHelper.GetExpressionDelegate(EntityID, Requester);
return(interpreter.GetDelegate <Func <MyCustomSingleData, Int64> >(keyCriteria.Item2, keyCriteria.Item1));
}
private void SetMainFormulaObject(DP_DataRepository mainDataItem)
{
MainFormulaObject = GetMainFormulaObject(mainDataItem);
var entity = bizTableDrivedEntity.GetPermissionedEntity(Requester, MainFormulaObject.DataItem.TargetEntityID);
var properties = FormulaInstanceInternalHelper.GetProperties(entity, null, false, true);
MainFormulaObject.SetProperties(properties);
MainFormulaObject.PropertyGetCalled += BindableTypeDescriptor_PropertyGetCalled;
}
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 SetMainFormulaObject(DP_DataRepository mainDataItem, TableDrivedEntityDTO mainEntity)
{
MainFormulaObject = GetMainFormulaObject(mainDataItem);
var properties = FormulaInstanceInternalHelper.GetProperties(mainEntity, null, true, true);
MainFormulaObject.SetProperties(properties);
MainFormulaObject.PropertyGetCalled += BindableTypeDescriptor_PropertyGetCalled;
//MainFormulaObject.PropertySetChanged += FormulaObject_PropertySetChanged;
//MainFormulaObject.PropertyChanged += FormulaObject_PropertyChanged;
}
public FormulaObject(DP_DataRepository dataItem, DR_Requester requester, bool isDefinitionFormulaObject = false)
{
Requester = requester;
bool getFromDB = false;
if (isDefinitionFormulaObject == false)
{
if (!dataItem.IsNewItem && MyDataHelper.DataItemPrimaryKeysHaveValue(dataItem) && !MyDataHelper.DataItemNonPrimaryKeysHaveValues(dataItem))
{
getFromDB = true;
}
}
if (getFromDB)
{
SearchRequestManager searchProcessor = new SearchRequestManager();
DP_SearchRepository searchDataItem = new DP_SearchRepository(dataItem.TargetEntityID);
foreach (var property in dataItem.GetProperties())
{
searchDataItem.Phrases.Add(new SearchProperty()
{
ColumnID = property.ColumnID, Value = property.Value
});
}
//سکوریتی داده اعمال میشود
//یعنی ممکن است به خود داده دسترسی نداشته باشد و یا حتی به بعضی از فیلدها و روابط
DR_SearchFullDataRequest request = new DR_SearchFullDataRequest(Requester, searchDataItem);
var result = searchProcessor.Process(request);
if (result.Result == Enum_DR_ResultType.SeccessfullyDone)
{
dataItem = result.ResultDataItems.FirstOrDefault(); // searchProcessor.GetDataItemsByListOFSearchProperties(Requester, searchDataItem).FirstOrDefault();
}
else if (result.Result == Enum_DR_ResultType.ExceptionThrown)
{
throw (new Exception(result.Message));
}
}
DataItem = dataItem;
this.PropertyGetCalled += FormulaObject_PropertyGetCalled;
IsDefinitionFormulaObject = isDefinitionFormulaObject;
var entity = bizTableDrivedEntity.GetPermissionedEntity(Requester, DataItem.TargetEntityID);
var properties = FormulaInstanceInternalHelper.GetProperties(entity, null, false, true);
SetProperties(properties);
}
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);
}
}
//FormulaDTO Formula { set; get; }
public I_ExpressionEvaluator GetExpressionEvaluator(DP_DataRepository dataItem, DR_Requester requester, bool definition, List <int> usedFormulaIDs = null)
{
return(FormulaInstanceInternalHelper.GetExpressionEvaluator(dataItem, requester, definition, usedFormulaIDs));
}
public override bool TryGetMember(GetMemberBinder binder,
out object result)
{
if (m_properties.ContainsKey(binder.Name))
{
var property = m_properties.FirstOrDefault(x => x.Key == binder.Name).Value;
OnProperyCalled(property);
if (!property.ValueSearched)
{
property.ValueSearched = true;
if (Definition)
{
if (property.PropertyType == PropertyType.Relationship)
{
var dataItem = new DP_DataRepository(property.PropertyRelationship.EntityID2, property.PropertyRelationship.Entity2);
var entity = bizTableDrivedEntity.GetPermissionedEntity(Requester, dataItem.TargetEntityID);
var properties = FormulaInstanceInternalHelper.GetProperties(Requester, entity, property, Definition);
//newObject.PropertyGetCalled += BindableTypeDescriptor_PropertyGetCalled;
//newObject.PropertySetChanged += FormulaObject_PropertySetChanged;
//newObject.PropertyChanged += FormulaObject_PropertyChanged;
if (property.PropertyRelationship.TypeEnum == Enum_RelationshipType.OneToMany)
{
var newObject = GetCustomSingleData(property, dataItem, Requester, Definition, properties, UsedFormulaIDs);
//var list = new List<MyCustomSingleData>();
//DataItems.Add(newObject);
property.Value = new MyCustomMultipleData(Requester, entity.ID, new List <MyCustomSingleData>()
{
newObject
});
}
else
{
var newObject = GetCustomSingleData(property, dataItem, Requester, Definition, properties, UsedFormulaIDs);
property.Value = newObject;
}
}
else
{
property.Value = GetPropertyDefaultValue(property);
}
}
else
{
if (property.PropertyType == PropertyType.Relationship)
{
var entity = bizTableDrivedEntity.GetPermissionedEntity(Requester, property.PropertyRelationship.EntityID2);
var properties = FormulaInstanceInternalHelper.GetProperties(Requester, entity, property, Definition);
if (property.PropertyRelationshipProperties == null || property.PropertyRelationshipProperties.Count == 0)
{
throw new Exception("adasdasd");
}
List <DP_DataRepository> relatedDataItems = GetRelatedDataItems(DataItem, property.PropertyRelationship, property.PropertyRelationshipProperties);
if (property.PropertyRelationship.TypeEnum == Enum_RelationshipType.OneToMany)
{
var list = new List <MyCustomSingleData>();
foreach (var relatedDataItem in relatedDataItems)
{
list.Add(GetCustomSingleData(property, relatedDataItem, Requester, Definition, GetCloneProperties(properties), UsedFormulaIDs));
}
var newObject = new MyCustomMultipleData(Requester, entity.ID, list);
// DataItems.Add(newObject);
// //newObject.PropertyGetCalled += BindableTypeDescriptor_PropertyGetCalled;
//}
property.Value = newObject;
}
else if (relatedDataItems.Any())
{
var newObject = GetCustomSingleData(property, relatedDataItems.First(), Requester, Definition, properties, UsedFormulaIDs);
//newObject.PropertyGetCalled += BindableTypeDescriptor_PropertyGetCalled;
//newObject.PropertySetChanged += FormulaObject_PropertySetChanged;
//newObject.PropertyChanged += FormulaObject_PropertyChanged;
property.Value = newObject;
}
}
else
{
if (property.PropertyType == PropertyType.Column)
{
EntityInstanceProperty dataproperty = DataItem.GetProperty(property.ID);
if (dataproperty != null)
{
property.Value = dataproperty.Value;
}
else
{
throw new Exception("Date property" + " " + property.Name + " not found!");
}
}
else if (property.PropertyType == PropertyType.FormulaParameter)
{
var formula = property.Context as FormulaDTO;
if (UsedFormulaIDs != null && UsedFormulaIDs.Contains(formula.ID))
{
throw new Exception("Loop");
}
if (UsedFormulaIDs == null)
{
UsedFormulaIDs = new List <int>();
}
UsedFormulaIDs.Add(formula.ID);
Application.Current.Dispatcher.Invoke((Action) delegate
{
var value = FormulaFunctionHandler.CalculateFormula(formula.ID, DataItem, Requester, UsedFormulaIDs);
if (value.Exception == null)
{
//if ((property.Context is FormulaDTO) && (property.Context as FormulaDTO).ValueCustomType != ValueCustomType.None)
// property.Value = GetCustomTypePropertyValue(property, (property.Context as FormulaDTO).ValueCustomType, value.Result);
//else
property.Value = value.Result;
// e.FormulaUsageParemeters = value.FormulaUsageParemeters;
}
else
{
throw value.Exception;
}
});
}
else if (property.PropertyType == PropertyType.State)
{
Application.Current.Dispatcher.Invoke((Action) delegate
{
DP_DataRepository dataItem = DataItem;
var stateresult = StateHandler.GetStateResult(property.ID, DataItem, Requester);
if (string.IsNullOrEmpty(stateresult.Message))
{
property.Value = stateresult.Result;
}
else
{
throw new Exception(stateresult.Message);
}
});
}
else if (property.PropertyType == PropertyType.Code)
{
Application.Current.Dispatcher.Invoke((Action) delegate
{
DP_DataRepository dataItem = DataItem;
var coderesult = CodeFunctionHandler.GetCodeFunctionResult(Requester, property.ID, dataItem);
if (coderesult.Exception == null)
{
property.Value = coderesult.Result;
}
else
{
throw coderesult.Exception;
}
//if ((property.Context is CodeFunctionDTO) && (property.Context as CodeFunctionDTO).ValueCustomType != ValueCustomType.None)
// property.Value = GetCustomTypePropertyValue(property, (property.Context as CodeFunctionDTO).ValueCustomType, result.Result);
//else
});
}
else if (property.PropertyType == PropertyType.DBFunction)
{
Application.Current.Dispatcher.Invoke((Action) delegate
{
DP_DataRepository dataItem = DataItem;
var coderesult = DatabaseFunctionHandler.GetDatabaseFunctionValue(Requester, property.ID, dataItem);
if (coderesult.Exception == null)
{
property.Value = coderesult.Result;
}
else
{
throw coderesult.Exception;
}
//if ((property.Context is CodeFunctionDTO) && (property.Context as CodeFunctionDTO).ValueCustomType != ValueCustomType.None)
// property.Value = GetCustomTypePropertyValue(property, (property.Context as CodeFunctionDTO).ValueCustomType, result.Result);
//else
});
}
}
}
}
result = property.Value;
return(true);
}
else
{
throw new Exception("Property" + " " + binder.Name + " not found!");
}
}
