public async Task <Prescription?> GetPrescription(
Medicine medicine,
PrescriptionByIdDataLoader prescriptionById,
CancellationToken cancellationToken)
{
if (medicine.PrescriptionId is null)
{
return(null);
}
return(await prescriptionById.LoadAsync(medicine.PrescriptionId.Value, cancellationToken));
}
public async Task <IEnumerable <Prescription?> > GetPrescriptions(
[Parent] Doctor doctor,
[Service] AppDbContext dbContextFactory,
PrescriptionByIdDataLoader prescriptionById,
CancellationToken cancellationToken)
{
int[] prescriptionIds = await dbContextFactory.Prescriptions
.Where(x => x.DoctorId == doctor.Id)
.Select(s => s.Id)
.ToArrayAsync(cancellationToken: cancellationToken);
return(await prescriptionById.LoadAsync(prescriptionIds, cancellationToken));
}
public Task <Prescription> GetPrescription
(int id, PrescriptionByIdDataLoader prescriptionById, CancellationToken cancellationToken) =>
prescriptionById.LoadAsync(id, cancellationToken);
