private static void SetupUpdate(IMapping <T> Mapping, IEnumerable <IMapping> ParentMappings)
{
Contract.Requires <ArgumentNullException>(Mapping != null, "Mapping");
if (!string.IsNullOrEmpty(Mapping.UpdateCommand))
{
return;
}
string ParameterList = "";
string IDProperties = "";
int Count = 0;
string Separator = "";
string Splitter = "";
foreach (IProperty Property in Mapping.Properties.Where(x => x is IMap || x is IReference))
{
if (!Property.AutoIncrement)
{
ParameterList += Splitter + Property.FieldName + "=@" + Count;
Splitter = ",";
++Count;
}
}
foreach (IProperty Property in Mapping.IDProperties)
{
IDProperties += Separator + Property.FieldName + "=@" + Count;
Separator = " AND ";
++Count;
}
Mapping.SetUpdateCommand(string.Format(CultureInfo.InvariantCulture,
"UPDATE {0} SET {1} WHERE {2}",
Mapping.TableName,
ParameterList,
IDProperties),
CommandType.Text);
}
