public IEnumerable<IConceptInfo> CreateNewConcepts(IEnumerable<IConceptInfo> existingConcepts)
{
ComputedInfo computedDataStructure = GetComputedDataStructure();
PersistedDataStructureInfo persistedDataStructure = GetPersistedDataStructure();
var persistedLeftIndexProperty = new IntegerPropertyInfo { DataStructure = persistedDataStructure, Name = "LeftIndex" };
var dependencies = GetDependsOnWriteableDataStructure(DataStructure, existingConcepts, this);
var computedDataStructureDependencies = dependencies.Select(dependsOn =>
new ChangesOnChangedItemsInfo
{
Computation = computedDataStructure,
DependsOn = dependsOn,
FilterType = "FilterAll",
FilterFormula = "changedItems => new FilterAll()"
});
var filterAncestorsParameter = new ParameterInfo { Module = DataStructure.Module, Name = Name + "HierarchyAncestors" };
var filterDescendantsParameter = new ParameterInfo { Module = DataStructure.Module, Name = Name + "HierarchyDescendants" };
return new IConceptInfo[]
{
new ReferencePropertyInfo { DataStructure = DataStructure, Name = Name, Referenced = DataStructure },
// Computing the hierarcy information:
computedDataStructure,
new DataStructureExtendsInfo { Extension = computedDataStructure, Base = DataStructure },
new IntegerPropertyInfo { DataStructure = computedDataStructure, Name = "LeftIndex" },
new IntegerPropertyInfo { DataStructure = computedDataStructure, Name = "RightIndex" },
new IntegerPropertyInfo { DataStructure = computedDataStructure, Name = "Level" },
// Persisting the hierarcy information:
persistedDataStructure,
new PersistedAllPropertiesInfo { Persisted = persistedDataStructure }, // This will copy all properties from computedDataStructure.
new PersistedKeepSynchronizedInfo { Persisted = persistedDataStructure },
persistedLeftIndexProperty,
new SqlIndexInfo { Property = persistedLeftIndexProperty },
// Implement filters for finding ancestors and descendants, using indexed pesisted data:
filterAncestorsParameter,
filterDescendantsParameter,
new GuidPropertyInfo { DataStructure = filterAncestorsParameter, Name = "ID" },
new GuidPropertyInfo { DataStructure = filterDescendantsParameter, Name = "ID" },
new ComposableFilterByInfo { Source = DataStructure, Parameter = Name + "HierarchyAncestors", Expression = FilterAncestorsExpression() },
new ComposableFilterByInfo { Source = DataStructure, Parameter = Name + "HierarchyDescendants", Expression = FilterDescendantsExpression() },
}.Concat(computedDataStructureDependencies);
}
public IEnumerable <IConceptInfo> CreateNewConcepts(HierarchyInfo conceptInfo, IDslModel existingConcepts)
{
ComputedInfo computedDataStructure = conceptInfo.GetComputedDataStructure();
PersistedDataStructureInfo persistedDataStructure = conceptInfo.GetPersistedDataStructure();
var persistedLeftIndexProperty = new IntegerPropertyInfo {
DataStructure = persistedDataStructure, Name = "LeftIndex"
};
var dependencies = GetDependsOnWriteableDataStructure(conceptInfo.DataStructure, existingConcepts, conceptInfo);
var computedDataStructureDependencies = dependencies.Select(dependsOn =>
new ChangesOnChangedItemsInfo
{
Computation = computedDataStructure,
DependsOn = dependsOn,
FilterType = "FilterAll",
FilterFormula = "changedItems => new FilterAll()"
});
var filterAncestorsParameter = new ParameterInfo {
Module = conceptInfo.DataStructure.Module, Name = conceptInfo.Name + "HierarchyAncestors"
};
var filterDescendantsParameter = new ParameterInfo {
Module = conceptInfo.DataStructure.Module, Name = conceptInfo.Name + "HierarchyDescendants"
};
return(new IConceptInfo[]
{
// Computing the hierarchy information:
computedDataStructure,
new ModuleExternalReferenceInfo {
Module = computedDataStructure.Module, TypeOrAssembly = @"Plugins\Rhetos.Dom.DefaultConcepts.dll"
},
new DataStructureExtendsInfo {
Extension = computedDataStructure, Base = conceptInfo.DataStructure
},
new IntegerPropertyInfo {
DataStructure = computedDataStructure, Name = "LeftIndex"
},
new IntegerPropertyInfo {
DataStructure = computedDataStructure, Name = "RightIndex"
},
new IntegerPropertyInfo {
DataStructure = computedDataStructure, Name = "Level"
},
// Persisting the hierarchy information:
persistedDataStructure,
new PersistedAllPropertiesInfo {
Persisted = persistedDataStructure
}, // This will copy all properties from computedDataStructure.
new PersistedKeepSynchronizedInfo {
Persisted = persistedDataStructure
},
persistedLeftIndexProperty,
new SqlIndexInfo {
Property = persistedLeftIndexProperty
},
// Implement filters for finding ancestors and descendants, using indexed persisted data:
filterAncestorsParameter,
filterDescendantsParameter,
new GuidPropertyInfo {
DataStructure = filterAncestorsParameter, Name = "ID"
},
new GuidPropertyInfo {
DataStructure = filterDescendantsParameter, Name = "ID"
},
new ComposableFilterByInfo {
Source = conceptInfo.DataStructure, Parameter = conceptInfo.Name + "HierarchyAncestors", Expression = conceptInfo.FilterAncestorsExpression()
},
new ComposableFilterByInfo {
Source = conceptInfo.DataStructure, Parameter = conceptInfo.Name + "HierarchyDescendants", Expression = conceptInfo.FilterDescendantsExpression()
},
}.Concat(computedDataStructureDependencies));
}
