public async Task <bool> Handle(PatchRideRequestCommand request, CancellationToken cancellationToken)
{
// add logger or use decorator
if (request.PatchDoc == null)
{
// log error
throw new ApiException("Invalid patch document.");
}
var rideRequestToUpdate = await _db.RideRequests
.FirstOrDefaultAsync(r => r.RideRequestId == request.RideRequestId);
if (rideRequestToUpdate == null)
{
// log error
throw new KeyNotFoundException();
}
var rideRequestToPatch = _mapper.Map <RideRequestForUpdateDto>(rideRequestToUpdate); // map the rideRequest we got from the database to an updatable rideRequest model
request.PatchDoc.ApplyTo(rideRequestToPatch); // apply patchdoc updates to the updatable rideRequest
var validationResults = new CustomPatchRideRequestValidation().Validate(rideRequestToPatch);
if (!validationResults.IsValid)
{
throw new ValidationException(validationResults.Errors);
}
_mapper.Map(rideRequestToPatch, rideRequestToUpdate);
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 <RideRequestDto> Handle(AddRideRequestCommand request, CancellationToken cancellationToken)
{
if (await _db.RideRequests.AnyAsync(r => r.RideRequestId == request.RideRequestToAdd.RideRequestId))
{
throw new ConflictException("RideRequest already exists with this primary key.");
}
var rideRequest = _mapper.Map <RideRequest> (request.RideRequestToAdd);
_db.RideRequests.Add(rideRequest);
var saveSuccessful = await _db.SaveChangesAsync() > 0;
if (saveSuccessful)
{
return(await _db.RideRequests
.ProjectTo <RideRequestDto>(_mapper.ConfigurationProvider)
.FirstOrDefaultAsync(r => r.RideRequestId == rideRequest.RideRequestId));
}
else
{
// add log
throw new Exception("Unable to save the new record. Please check the logs for more information.");
}
}
public async Task <bool> Handle(UpdateRideRequestCommand request, CancellationToken cancellationToken)
{
// add logger or use decorator
var recordToUpdate = await _db.RideRequests
.FirstOrDefaultAsync(r => r.RideRequestId == request.RideRequestId);
if (recordToUpdate == null)
{
// log error
throw new KeyNotFoundException();
}
_mapper.Map(request.RideRequestToUpdate, 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);
}
public async Task <bool> Handle(DeleteRideRequestCommand 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.RideRequests
.FirstOrDefaultAsync(r => r.RideRequestId == request.RideRequestId);
if (recordToDelete == null)
{
// log error
throw new KeyNotFoundException();
}
_db.RideRequests.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);
}