/// <summary>
/// Look up a type in the EntityFramework based on the type identifier.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="edmx"></param>
/// <param name="identifier"></param>
/// <returns></returns>
public static T ResourceWithIdentifier <T>(this EntityFramework edmx, string identifier) where T : class
{
return(edmx.DataServices.Schemas.ResourceWithIdentifier <T>(identifier));
}
public IODataNavigable NavigateByEntityTypeKey(EntityFramework edmx, IssueLogger issues)
{
throw new NotSupportedException();
}
public IODataNavigable NavigateByEntityTypeKey(EntityFramework edmx, IssueLogger issues)
{
return(edmx.ResourceWithIdentifier <IODataNavigable>(this.TypeIdentifier));
}
public IODataNavigable NavigateByUriComponent(string component, EntityFramework edmx, IssueLogger issues, bool isLastSegment)
{
throw new NotSupportedException($"simple type can't navigate to {component}");
}
public static IODataNavigable NavigateByFunction(this IODataNavigable source, string component, EntityFramework edmx, bool isLastSegment)
{
var matches =
edmx.DataServices.Schemas.SelectMany(s => s.Functions).
Where(f =>
f.IsBound &&
(f.Name == component || f.ParameterizedName == component) &&
f.ReturnType?.Type != null &&
f.Parameters.Any(p => p.Name == "bindingParameter" && p.Type.TypeOnly() == source.TypeIdentifier.TypeOnly())).
ToList();
if (matches.Any())
{
foreach (var m in matches)
{
m.IsComposable = true;
}
var match = matches.First().ReturnType.Type;
return(edmx.ResourceWithIdentifier <IODataNavigable>(match));
}
var otherCaseName =
edmx.DataServices.Schemas.SelectMany(s => s.Functions).
Where(f =>
f.IsBound &&
(f.Name.IEquals(component) || f.ParameterizedName.IEquals(component)) &&
f.Parameters.Any(p => p.Name == "bindingParameter" && p.Type.TypeOnly() == source.TypeIdentifier.TypeOnly())).
Select(f => f.Name.IEquals(component) ? f.Name : f.ParameterizedName).
FirstOrDefault();
if (otherCaseName != null)
{
throw new ArgumentException($"ERROR: case mismatch between URL segment '{component}' and schema element '{otherCaseName}'");
}
return(null);
}
public override void ApplyTransformation(BaseModifications value, EntityFramework edmx, string[] versions)
{
base.ApplyTransformation(value, edmx, versions);
}
public override IODataNavigable NavigateByEntityTypeKey(EntityFramework edmx, IssueLogger issues)
{
throw new NotImplementedException();
}
public void ApplyTransformation(BaseModifications mods, EntityFramework edmx, string[] versions)
{
TransformationHelper.ApplyTransformation(this, mods, edmx, versions);
}
