protected static string RepositoryFunctionsSnippet(ComputedInfo info)
{
return string.Format(
@" public static readonly Func<Common.DomRepository{2}, global::{0}.{1}[]> Compute =
{3};
",
info.Module.Name, info.Name, DomUtility.ComputationAdditionalParametersTypeTag.Evaluate(info), info.Expression);
}
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));
}
protected static string QueryFunctionBodySnippet(ComputedInfo info)
{
return string.Format(
@"return Compute(_domRepository{0}).AsQueryable();",
DomUtility.ComputationAdditionalParametersArgumentTag.Evaluate(info));
}
protected static string LoadFunctionBodySnippet(ComputedInfo info)
{
return string.Format(
@"return Compute(_domRepository{0});",
DataStructureUtility.ComputationAdditionalParametersArgumentTag.Evaluate(info));
}
