void CreateMethodFindById(IILGen ilGenerator, Type relationDBManipulatorType, string methodName,
ParameterInfo[] methodParameters, Type methodReturnType, IDictionary <string, MethodInfo> apartFields, Action <IILGen> pushWriter,
IILLocal writerLoc)
{
var isPrefixBased = ReturnsEnumerableOfClientType(methodReturnType, _relationInfo.ClientType);
if (isPrefixBased)
{
WriteShortPrefixIl(ilGenerator, pushWriter, _relationInfo.Prefix);
}
else
{
WriteShortPrefixIl(ilGenerator, pushWriter, ObjectDB.AllRelationsPKPrefix);
//ByteBufferWriter.WriteVUInt32(RelationInfo.Id);
WriteIdIl(ilGenerator, pushWriter, (int)_relationInfo.Id);
}
var primaryKeyFields = _relationInfo.ClientRelationVersionInfo.GetPrimaryKeyFields();
var count = SaveMethodParameters(ilGenerator, methodName, methodParameters, methodParameters.Length,
apartFields, primaryKeyFields, writerLoc);
if (!isPrefixBased && count != primaryKeyFields.Count)
{
throw new BTDBException(
$"Number of parameters in {methodName} does not match primary key count {primaryKeyFields.Count}.");
}
//call manipulator.FindBy_
ilGenerator
.Ldarg(0); //manipulator
//call byteBuffer.data
var dataGetter = typeof(ByteBufferWriter).GetProperty("Data").GetGetMethod(true);
ilGenerator.Ldloc(writerLoc).Call(dataGetter);
if (isPrefixBased)
{
ilGenerator.Callvirt(relationDBManipulatorType.GetMethod("FindByPrimaryKeyPrefix"));
}
else
{
ilGenerator.LdcI4(ShouldThrowWhenKeyNotFound(methodName, methodReturnType) ? 1 : 0);
ilGenerator.Callvirt(relationDBManipulatorType.GetMethod("FindByIdOrDefault"));
if (methodReturnType == typeof(void))
{
ilGenerator.Pop();
}
}
}