public async Task <Result <UnitResult, Error> > Handle(AddNewExampleCommand request,
CancellationToken cancellationToken)
{
var student = CurrentContextProvider.CurrentUser() as Student;
if (student == null)
{
return(Result.Failure <UnitResult, Error>(Error.AuthorizationError("The current user is not a student")));
}
if (request.Text.IsNullOrEmpty())
{
return(Result.Failure <UnitResult, Error>(
Error.ValidationError("The text has an invalid value for the example")));
}
var result = HskLevel.FromText(request.HskLevel);
if (result.IsFailure)
{
return(Result.Failure <UnitResult, Error>(Error.ValidationError(result.Error)));
}
await ExampleRepository.AddAsync(new Example(request.Text, HskLevel.FromText(request.HskLevel).Value,
student));
return(new UnitResult());
}