private IPredicate FilterByPatientId(DoctorToPatientFilterDto filter)
{
if (filter.PatientId == Guid.Empty)
{
return(null);
}
return(new SimplePredicate(nameof(DoctorToPatient.PatientId), ValueComparingOperator.Equal, filter.PatientId));
}
protected override IQuery <DoctorToPatient> ApplyWhereClause(IQuery <DoctorToPatient> query, DoctorToPatientFilterDto filter)
{
var definedPredicates = new List <IPredicate>();
AddIfDefined(FilterByDoctorId(filter), definedPredicates);
AddIfDefined(FilterByPatientId(filter), definedPredicates);
if (definedPredicates.Count == 0)
{
return(query);
}
if (definedPredicates.Count == 1)
{
return(query.Where(definedPredicates.First()));
}
var wherePredicate = new CompositePredicate(definedPredicates);
return(query.Where(wherePredicate));
}
