public ChooseTypeForm(IDictionary <String, TypeVisualUnit> units, string rootTypeName)
{
InitializeComponent();
this.rootTypeName = rootTypeName;
this.units = new Dictionary <String, TypeVisualUnit>(units);
TypeVisualUtilities.GetChildrenAndParentsDictonaryOfTypes(this.units, out childrenDictionary, out parentsDictionary);
showRootType();
}
/// <summary>
/// Returns the Id of the node type with the specified name. It looks in the types pointed by the TypesRoot node.
/// </summary>
/// <param name="typeName">Type name to compare possible results to.</param>
/// <returns>The Id of the node pointing to the type. Empty if node is not found</returns>
private Guid GetIdFromTypeName(string typeName)
{
foreach (var edge in provider.GetNode(Constants.TypesNodeId, NodeAccess.Read).Edges.Values)
{
if (edge.Data.Semantic.Equals(EdgeType.Contains))
{
var node = provider.GetNode(edge.ToNodeId, NodeAccess.Read);
string nodeData = TypeVisualUtilities.GetTypeNameFromAssemblyName((string)node.Data);
if (typeName.Equals(nodeData))
{
return(edge.ToNodeId);
}
}
}
return(Guid.Empty);
}
/// <summary>
/// Returns the name of the type that represents the root of the database (the representation of the Data Model)
/// </summary>
/// <returns></returns>
public string getRootTypeName()
{
var typeNode = provider.GetNode(GetRootTypeId(), NodeAccess.Read);
return(TypeVisualUtilities.GetTypeNameFromAssemblyName((string)typeNode.Data));
}
/// <summary>
/// Recursively fills the units dictionary with a TypeVisualisationUnit of the Guid - typeNodeId.
/// </summary>
/// <param name="typeNodeId"></param>
/// <param name="units"></param>
/// <param name="ignoreTypeNames"></param>
private void GetTypeVisualUnitsRecursive(Guid typeNodeId, IDictionary <String, TypeVisualUnit> units, ICollection <string> ignoreTypeNames)
{
TypeVisualUnit unit = null;
string typeName = null;
ICollection <TypeVisualProperty> scalarProperties = new List <TypeVisualProperty>();
ICollection <TypeVisualProperty> nonScalarProperties = new List <TypeVisualProperty>();
if (!typeNodeId.Equals(Guid.Empty))
{
var typeNode = provider.GetNode(typeNodeId, NodeAccess.Read);
typeName = TypeVisualUtilities.GetTypeNameFromAssemblyName((string)typeNode.Data);
if (!ignoreTypeNames.Contains(typeName))
{
ignoreTypeNames.Add(typeName);
foreach (var edge in typeNode.Edges.Values)
{
if (edge.Data.Semantic.Equals(EdgeType.Property))
{
//setting name and type
bool isScalar;
var nodeProperty = provider.GetNode(edge.ToNodeId, NodeAccess.Read);
var nodePropertyType = provider.GetNode(nodeProperty.Edges.Values[0].ToNodeId, NodeAccess.Read);
string propertyTypeName = TypeVisualUtilities.GetTypeNameFromAssemblyName((string)nodePropertyType.Data);
string collectionKey, collectionValue;
PropertyCollectionType collectionType = TypeVisualUtilities.CheckIfCollectionOrDictionary(propertyTypeName,
out collectionKey, out collectionValue);
//checking if property is a collection and if property is scalar.
if (collectionType != PropertyCollectionType.NotACollection)
{
if (!typesService.IsSupportedScalarTypeName(collectionValue))
{
Guid genericArgumentTypeId = GetIdFromTypeName(collectionValue);
if (!genericArgumentTypeId.Equals(Guid.Empty))
{
//ignoreTypeNames.Add(typeName);
GetTypeVisualUnitsRecursive(genericArgumentTypeId, units, ignoreTypeNames);
}
isScalar = false;
}
else
{
isScalar = true;
}
propertyTypeName = collectionValue;
}
else if (!typesService.IsSupportedScalarTypeName(propertyTypeName))
{
//ignoreTypeNames.Add(typeName);
GetTypeVisualUnitsRecursive(nodeProperty.Edges.Values[0].ToNodeId, units, ignoreTypeNames);
isScalar = false;
}
else
{
isScalar = true;
}
//setting additional property attributes
bool isImmutable, isPrimaryKey;
PropertyAttribute propAttribute;
isImmutable = edge.Data.Flags.Equals(EdgeFlags.Permanent);
isPrimaryKey = nodeProperty.Values.ContainsKey(Constants.TypeMemberPrimaryKeyId);
if (isImmutable && isPrimaryKey)
{
propAttribute = PropertyAttribute.PrimaryKeyAndImmutableProperty;
}
else if (isImmutable)
{
propAttribute = PropertyAttribute.ImmutableProperty;
}
else if (isPrimaryKey)
{
propAttribute = PropertyAttribute.PrimaryKeyProperty;
}
else
{
propAttribute = PropertyAttribute.None;
}
//adding the property to either scalar or non-scalar lists.
TypeVisualProperty property = new TypeVisualProperty((string)nodeProperty.Data, propertyTypeName,
propAttribute, collectionType, collectionKey);
if (isScalar)
{
scalarProperties.Add(property);
}
else
{
nonScalarProperties.Add(property);
}
}
else if (edge.Data.Semantic.Equals(EdgeType.Contains))
{
var nodeProperty = provider.GetNode(edge.ToNodeId, NodeAccess.Read);
TypeVisualProperty property = new TypeVisualProperty((string)nodeProperty.Data, TypeVisualProperty.EnumType,
PropertyAttribute.None, PropertyCollectionType.NotACollection, "");
scalarProperties.Add(property);
}
}
unit = new TypeVisualUnit(typeName, scalarProperties, nonScalarProperties);
units.Add(unit.Name, unit);
}
}
}
