void CreateMethodContains(IILGen ilGenerator, Type relationDBManipulatorType,
ParameterInfo[] methodParameters, IDictionary <string, MethodInfo> apartFields, Action <IILGen> pushWriter,
IILLocal writerLoc)
{
//ByteBufferWriter.WriteVUInt32(RelationInfo.Id);
WriteIdIl(ilGenerator, pushWriter, (int)_relationInfo.Id);
var primaryKeyFields = _relationInfo.ClientRelationVersionInfo.GetPrimaryKeyFields();
var count = SaveMethodParameters(ilGenerator, "Contains", methodParameters, methodParameters.Length,
apartFields, primaryKeyFields, writerLoc);
if (count != primaryKeyFields.Count)
{
throw new BTDBException($"Number of parameters in Contains does not match primary key count {primaryKeyFields.Count}.");
}
//call manipulator.Contains
ilGenerator
.Ldarg(0); //manipulator
//call byteBuffer.data
var dataGetter = typeof(ByteBufferWriter).GetProperty("Data").GetGetMethod(true);
ilGenerator.Ldloc(writerLoc).Callvirt(dataGetter);
ilGenerator.Callvirt(relationDBManipulatorType.GetMethod("Contains"));
}
static void StoreNthArgumentOfTypeIntoLoc(IILGen il, ushort argIdx, Type type, ushort locIdx)
{
il
.Ldarg(argIdx)
.Castclass(type)
.Stloc(locIdx);
}
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();
}
}
}
static void MergerInitializeBufferReader(IILGen ilGenerator, ref BufferInfo bi, ushort arg)
{
if (bi.ReaderCreated)
{
return;
}
bi.ReaderCreated = true;
var readerLoc = ilGenerator.DeclareLocal(typeof(ByteArrayReader));
bi.PushReader = il => il.Ldloc(readerLoc);
ilGenerator
.Ldarg(arg)
.Newobj(() => new ByteArrayReader(null))
.Stloc(readerLoc);
}
void CreateMethodFindBy(IILGen ilGenerator, Type relationDBManipulatorType, string methodName,
ParameterInfo[] methodParameters, Type methodReturnType, IDictionary <string, MethodInfo> apartFields, Action <IILGen> pushWriter,
IILLocal writerLoc)
{
bool allowDefault = false;
var skName = methodName.Substring(6);
if (skName.EndsWith("OrDefault"))
{
skName = skName.Substring(0, skName.Length - 9);
allowDefault = true;
}
WriteShortPrefixIl(ilGenerator, pushWriter, ObjectDB.AllRelationsSKPrefix);
var skIndex = _relationInfo.ClientRelationVersionInfo.GetSecondaryKeyIndex(skName);
//ByteBuffered.WriteVUInt32(RelationInfo.Id);
WriteIdIl(ilGenerator, pushWriter, (int)_relationInfo.Id);
//ByteBuffered.WriteVUInt32(skIndex);
WriteIdIl(ilGenerator, pushWriter, (int)skIndex);
var secondaryKeyFields = _relationInfo.ClientRelationVersionInfo.GetSecondaryKeyFields(skIndex);
SaveMethodParameters(ilGenerator, methodName, methodParameters, methodParameters.Length,
apartFields, secondaryKeyFields, writerLoc);
//call public T FindBySecondaryKeyOrDefault(uint secondaryKeyIndex, uint prefixParametersCount, ByteBuffer secKeyBytes, bool throwWhenNotFound)
ilGenerator.Ldarg(0); //manipulator
ilGenerator.LdcI4((int)skIndex);
ilGenerator.LdcI4(methodParameters.Length + apartFields.Count);
//call byteBuffer.data
var dataGetter = typeof(ByteBufferWriter).GetProperty("Data").GetGetMethod(true);
ilGenerator.Ldloc(writerLoc).Callvirt(dataGetter);
if (ReturnsEnumerableOfClientType(methodReturnType, _relationInfo.ClientType))
{
ilGenerator.Callvirt(relationDBManipulatorType.GetMethod("FindBySecondaryKey"));
}
else
{
ilGenerator.LdcI4(allowDefault ? 0 : 1); //? should throw
ilGenerator.Callvirt(relationDBManipulatorType.GetMethod("FindBySecondaryKeyOrDefault"));
}
}
void CreateMethodListById(IILGen ilGenerator, Type relationDBManipulatorType, string methodName,
ParameterInfo[] methodParameters, IDictionary <string, MethodInfo> apartFields, Action <IILGen> pushWriter, IILLocal writerLoc)
{
WriteShortPrefixIl(ilGenerator, pushWriter, _relationInfo.Prefix);
var primaryKeyFields = _relationInfo.ClientRelationVersionInfo.GetPrimaryKeyFields();
var paramsCount = SaveMethodParameters(ilGenerator, methodName, methodParameters, methodParameters.Length,
apartFields, primaryKeyFields, writerLoc);
//call manipulator.GetEnumerator(tr, byteBuffer)
ilGenerator
.Ldarg(0); //manipulator
//call byteBuffer.data
var dataGetter = typeof(ByteBufferWriter).GetProperty("Data").GetGetMethod(true);
ilGenerator.Ldloc(writerLoc).Callvirt(dataGetter);
ilGenerator.LdcI4(paramsCount + apartFields.Count);
ilGenerator.Callvirt(relationDBManipulatorType.GetMethod(methodName));
}