public int CreateGraphForCustomer(AuthenticationState authState, string graphName)
{
var dataGraph = new DataGraphInstance()
{
CustomerId = authState.User.GetCustomerId(),
Name = graphName
};
_context.DataGraph.Add(dataGraph);
// Configure the global object
var globalObj = new DataGraphObject()
{
UserId = "",
ObjectType = "Global",
Graph = dataGraph
};
_context.Objects.Add(globalObj);
_context.SaveChanges();
dataGraph.GlobalObjectId = globalObj.ObjectId;
_context.SaveChanges();
// Respond with the graph ID
return(dataGraph.Id);
}
public void DeleteGlobalArrayItem(string customerId, int graphId, string propArray, int itemId)
{
var graph = _context.DataGraph.First(i => i.CustomerId == customerId && i.Id == graphId);
if (graph.Schema.Global.TryGetProperty(propArray, out DataGraphProperty prop))
{
if (prop.IsArray)
{
// Check it's actually in that specified collection
var reference = _context.ListOfReferences.FirstOrDefault(i =>
i.CustomerId == customerId &&
i.GraphId == graphId &&
i.ObjectId == graph.GlobalObjectId &&
i.PropertyName == prop.Name &&
i.ReferencedObjectId == itemId);
if (reference != null)
{
_context.ListOfReferences.Remove(reference);
_context.SaveChanges();
}
else
{
throw new KeyNotFoundException();
}
}
else
{
throw new InvalidOperationException();
}
}
else
{
throw new InvalidOperationException();
}
}