/// <summary>
/// Gets the EDMX Document ProjectItem as a EdmxDocument type.
/// </summary>
/// <param name="edmxProjectItem">EDMX Document ProjectItem source.</param>
/// <returns></returns>
public static EdmxDocument GetEdmxDocument(ProjectItem edmxProjectItem)
{
// Get EDMX full file path (key for dictionary)
string edmxFilePath = edmxProjectItem.Properties.Item(Resources.ProjectItem_FullPath).Value.ToString();
if (EdmxHelper.EdmxDocuments.ContainsKey(edmxFilePath) == false)
{
// Load EDMX Document and add it to dictionary
EdmxHelper.EdmxDocuments.Add(edmxFilePath, EdmxDocument.LoadEdmx(edmxFilePath));
}
// Return EDMX Document
return(EdmxHelper.EdmxDocuments[edmxFilePath]);
}
/// <summary>
/// Gets the Entity Type nodes from an EDMX Document.
/// </summary>
/// <param name="edmxDocument">EDMX Document source.</param>
/// <returns></returns>
public static IEnumerable <XElement> GetEntityTypeNodes(EdmxDocument edmxDocument)
{
return(edmxDocument.DescendantsCSDL(EdmxNodes.EntityType));
}
/// <summary>
/// Gets the Association nodes from an EDMX Document.
/// </summary>
/// <param name="edmxDocument">EDMX Document source.</param>
/// <returns></returns>
public static IEnumerable <XElement> GetAssociationNodes(EdmxDocument edmxDocument)
{
return(edmxDocument.DescendantsCSDL(EdmxNodes.Association));
}
/// <summary>
/// Gets the Navigation Property nodes from an EDMX Document.
/// </summary>
/// <param name="edmxDocument">EDMX Document source.</param>
/// <returns></returns>
public static IEnumerable <XElement> GetNavigationPropertyNodes(EdmxDocument edmxDocument)
{
return(edmxDocument.DescendantsCSDL(EdmxNodes.NavigationProperty));
}