/// <summary>
/// Used to define extra where clause for derivative contract items search
/// </summary>
/// <param name="evaluationContext"></param>
/// <returns></returns>
protected virtual Expression <Func <DerivativeContractItemEntity, bool> > GetQueryPredicate(DerivativeContractInfoEvaluationContext evaluationContext)
{
if (!evaluationContext.StartDateRanges.IsNullOrEmpty())
{
var predicate = PredicateBuilder.False <DerivativeContractItemEntity>();
predicate = PredicateBuilder.Or(predicate, ((Expression <Func <DerivativeContractItemEntity, DateTime?> >)(dci => dci.DerivativeContract.StartDate)).IsInRanges(evaluationContext.StartDateRanges));
return(predicate.Expand());
}
if (!evaluationContext.EndDateRanges.IsNullOrEmpty())
{
var predicate = PredicateBuilder.False <DerivativeContractItemEntity>();
predicate = PredicateBuilder.Or(predicate, ((Expression <Func <DerivativeContractItemEntity, DateTime?> >)(dci => dci.DerivativeContract.EndDate)).IsInRanges(evaluationContext.EndDateRanges));
return(predicate.Expand());
}
return(PredicateBuilder.True <DerivativeContractItemEntity>());
}
/// <summary>
/// Used to define extra where clause for derivative contract items search
/// </summary>
/// <param name="startDateRange"></param>
/// <param name="endDateRange"></param>
/// <returns></returns>
protected virtual Expression <Func <DerivativeContractItemEntity, bool> > GetEvaluationPredicate(DateTimeRange startDateRange, DateTimeRange endDateRange)
{
if (startDateRange != null || endDateRange != null)
{
var predicate = PredicateBuilder.False <DerivativeContractItemEntity>();
if (startDateRange != null)
{
predicate = PredicateBuilder.Or(predicate, ((Expression <Func <DerivativeContractItemEntity, DateTime?> >)(dci => dci.DerivativeContract.StartDate)).IsInRange(startDateRange));
}
if (endDateRange != null)
{
predicate = PredicateBuilder.Or(predicate, ((Expression <Func <DerivativeContractItemEntity, DateTime?> >)(dci => dci.DerivativeContract.EndDate)).IsInRange(endDateRange));
}
return(predicate.Expand());
}
return(PredicateBuilder.True <DerivativeContractItemEntity>());
}
/// <summary>
/// Used to define extra where clause for derivative contract items search
/// </summary>
/// <param name="criteria"></param>
/// <returns></returns>
protected virtual Expression <Func <DerivativeContractItemEntity, bool> > GetQueryPredicate(DerivativeContractItemSearchCriteria criteria)
{
if (!criteria.StartDateRanges.IsNullOrEmpty() || !criteria.EndDateRanges.IsNullOrEmpty())
{
var predicate = PredicateBuilder.False <DerivativeContractItemEntity>();
if (!criteria.StartDateRanges.IsNullOrEmpty())
{
predicate = PredicateBuilder.Or(predicate, ((Expression <Func <DerivativeContractItemEntity, DateTime?> >)(dci => dci.DerivativeContract.StartDate)).IsInRanges(criteria.StartDateRanges));
}
if (!criteria.EndDateRanges.IsNullOrEmpty())
{
predicate = PredicateBuilder.Or(predicate, ((Expression <Func <DerivativeContractItemEntity, DateTime?> >)(dci => dci.DerivativeContract.EndDate)).IsInRanges(criteria.EndDateRanges));
}
return(predicate.Expand());
}
return(PredicateBuilder.True <DerivativeContractItemEntity>());
}