public async Task Handle(UpdateFilmCommand command)
{
var validationResult = await _validator.ValidateAsync(command);
if (!validationResult.IsValid)
{
await _eventService.RaiseEvent(new ValidationFailedEvent(validationResult));
return;
}
var record = await _filmReader.GetFilmById(command.FilmId);
_unitOfWork.Execute(() =>
{
record.Title = command.Title;
record.RuntimeInMinutes = command.RuntimeInMinutes;
// TODO: Audit the changes
});
await _eventService.RaiseEvent(new FilmUpdatedEvent
{
Film = Film.FromRecord(record)
});
}
public async Task Handle(SelectWatchNextCommand command)
{
var validationResult = await _validator.ValidateAsync(command);
if (!validationResult.IsValid)
{
await _eventService.RaiseEvent(new ValidationFailedEvent(validationResult));
return;
}
FilmRecord filmRecord;
if (command.FilmId.HasValue)
{
filmRecord = await _filmReader.GetFilmById(command.FilmId.Value);
}
else
{
var mostRecentWatchNext = await _watchNextReader.GetMostRecentWatchNext(command.UserId);
filmRecord = await _filmReader.GetRandomUnwatchedFilm(command.UserId, mostRecentWatchNext?.Id);
}
await _watchNextWriter.MakeSelection(filmRecord.Id, filmRecord.OwnedByUserId);
await _eventService.RaiseEvent(new WatchNextSelectedEvent
{
Film = Film.FromRecord(filmRecord)
});
}
public async Task <IActionResult> GetFilm([FromRoute] long id)
{
var record = await _filmReader.GetFilmById(id);
if (record == null)
{
return(NotFound());
}
return(Ok(FilmResponse.FromRecord(record)));
}
private async Task <bool> FilmExists(long filmId, CancellationToken cancellationToken)
{
return((await _filmReader.GetFilmById(filmId)) != null);
}