public async Task <NoteCatalog> UpdateAsync(NoteCatalog entity)
{
Guard.Against <ArgumentNullException>(entity == null, nameof(entity));
// ReSharper disable once PossibleNullReferenceException
if (entity.Id <= 0)
{
ProcessMessage.Success = false;
ProcessMessage.AddErrorMessage($"Can not update NoteCatalog with id {entity.Id}", true);
return(null);
}
try
{
// check if need apply default render
var render = PropertyChecking(entity.Render);
const string message = "Cannot find default note render.";
ProcessMessage.Success = false;
ProcessMessage.AddErrorMessage(message, true);
entity.Render = render ?? throw new DataSourceException(message);
DataContext.Catalogs.Update(entity);
await DataContext.SaveAsync();
var newCatalog = await LookupRepo.GetEntityAsync <NoteCatalog>(entity.Id);
return(newCatalog);
}
catch (Exception ex)
{
ProcessMessage.WrapException(ex);
return(null);
}
}
/// <summary>
/// The asynchronous version of <see cref="GetNotes"/>
/// </summary>
/// <param name="entity">The entity which used to get type and figure out the catalog</param>
/// <param name="resourceCollectionParameters">The page information of the resource collection</param>
/// <returns>The notes which belongs to entity type</returns>
protected async Task <PageList <HmmNote> > GetNotesAsync(T entity, Expression <Func <HmmNote, bool> > query = null, ResourceCollectionParameters resourceCollectionParameters = null)
{
var catId = await entity.GetCatalogIdAsync(LookupRepo);
var author = await LookupRepo.GetEntityAsync <Author>(DefaultAuthor.Id);
var hasValidAuthor = DefaultAuthor != null && author != null;
switch (hasValidAuthor)
{
case false:
ProcessResult.AddErrorMessage("Cannot find default author", true);
return(null);
default:
PageList <HmmNote> notes;
if (query != null)
{
var finalExp = query.And(n => n.Author.Id == DefaultAuthor.Id && n.Catalog.Id == catId);
notes = await NoteManager.GetNotesAsync(finalExp, false, resourceCollectionParameters);
}
else
{
notes = await NoteManager.GetNotesAsync(n => n.Author.Id == DefaultAuthor.Id && n.Catalog.Id == catId, false, resourceCollectionParameters);
}
return(notes);
}
}