private async Task Update(CRUDContext <TService> ctx, RunTimeMetadata metadata, ChangeSetRequest changeSet, RowInfo rowInfo)
{
TService service = ctx.Service;
IServiceOperationsHelper <TService> serviceHelper = ctx.ServiceContainer.GetServiceHelper();
CheckRowInfo(rowInfo);
using (RequestCallContext callContext = new RequestCallContext(CRUDContext <TService> .CreateRequestContext(service, changeSet, rowInfo)))
{
rowInfo.SetChangeState(new EntityChangeState());
await serviceHelper.UpdateEntity(metadata, rowInfo);
}
}
protected virtual void ApplyChangesToEntity(RowInfo rowInfo)
{
var metadata = MetadataHelper.GetInitializedMetadata(this);
var dbSetInfo = rowInfo.dbSetInfo;
if (dbSetInfo.EntityType == null)
{
throw new DomainServiceException(string.Format(ErrorStrings.ERR_DB_ENTITYTYPE_INVALID,
dbSetInfo.dbSetName));
}
try
{
switch (rowInfo.changeType)
{
case ChangeType.Added:
_serviceHelper.InsertEntity(metadata, rowInfo);
break;
case ChangeType.Deleted:
_serviceHelper.DeleteEntity(metadata, rowInfo);
break;
case ChangeType.Updated:
_serviceHelper.UpdateEntity(metadata, rowInfo);
break;
default:
throw new DomainServiceException(string.Format(ErrorStrings.ERR_REC_CHANGETYPE_INVALID,
dbSetInfo.EntityType.Name, rowInfo.changeType));
}
}
catch (Exception ex)
{
var dbEntity = rowInfo.changeState == null ? null : rowInfo.changeState.Entity;
rowInfo.changeState = new EntityChangeState {
Entity = dbEntity, Error = ex
};
_OnError(ex);
throw new DummyException(ex.Message, ex);
}
}