public async Task <PatientDto> Handle(AddPatientCommand request, CancellationToken cancellationToken)
{
var patient = _mapper.Map <Patient> (request.PatientToAdd);
_db.Patients.Add(patient);
var saveSuccessful = await _db.SaveChangesAsync() > 0;
if (saveSuccessful)
{
// include marker -- to accomodate adding includes with craftsman commands, the next line must stay as `var result = await _db.Patients`. -- do not delete this comment
return(await _db.Patients
.ProjectTo <PatientDto>(_mapper.ConfigurationProvider)
.FirstOrDefaultAsync(p => p.PatientId == patient.PatientId));
}
else
{
// add log
throw new Exception("Unable to save the new record. Please check the logs for more information.");
}
}
public async Task <bool> Handle(PatchPatientCommand request, CancellationToken cancellationToken)
{
// add logger (and a try catch with logger so i can cap the unexpected info)........ unless this happens in my logger decorator that i am going to add?
if (request.PatchDoc == null)
{
// log error
throw new ApiException("Invalid patch document.");
}
var patientToUpdate = await _db.Patients
.FirstOrDefaultAsync(p => p.PatientId == request.PatientId);
if (patientToUpdate == null)
{
// log error
throw new KeyNotFoundException();
}
var patientToPatch = _mapper.Map <PatientForUpdateDto>(patientToUpdate); // map the patient we got from the database to an updatable patient model
request.PatchDoc.ApplyTo(patientToPatch); // apply patchdoc updates to the updatable patient
var validationResults = new CustomPatchPatientValidation().Validate(patientToPatch);
if (!validationResults.IsValid)
{
throw new ValidationException(validationResults.Errors);
}
_mapper.Map(patientToPatch, patientToUpdate);
var saveSuccessful = await _db.SaveChangesAsync() > 0;
if (!saveSuccessful)
{
// add log
throw new Exception("Unable to save the requested changes. Please check the logs for more information.");
}
return(true);
}
public async Task <bool> Handle(DeleteSampleCommand request, CancellationToken cancellationToken)
{
// add logger (and a try catch with logger so i can cap the unexpected info)........ unless this happens in my logger decorator that i am going to add?
var recordToDelete = await _db.Samples
.FirstOrDefaultAsync(s => s.SampleId == request.SampleId);
if (recordToDelete == null)
{
// log error
throw new KeyNotFoundException();
}
_db.Samples.Remove(recordToDelete);
var saveSuccessful = await _db.SaveChangesAsync() > 0;
if (!saveSuccessful)
{
// add log
throw new Exception("Unable to save the new record. Please check the logs for more information.");
}
return(true);
}
public async Task <bool> Handle(UpdatePatientCommand request, CancellationToken cancellationToken)
{
// add logger (and a try catch with logger so i can cap the unexpected info)........ unless this happens in my logger decorator that i am going to add?
var recordToUpdate = await _db.Patients
.FirstOrDefaultAsync(p => p.PatientId == request.PatientId);
if (recordToUpdate == null)
{
// log error
throw new KeyNotFoundException();
}
_mapper.Map(request.PatientToUpdate, recordToUpdate);
var saveSuccessful = await _db.SaveChangesAsync() > 0;
if (!saveSuccessful)
{
// add log
throw new Exception("Unable to save the requested changes. Please check the logs for more information.");
}
return(true);
}
