public async Task <OperationResult <bool> > AddNewCollectionComment(User user, Guid collectionId, string cmt)
{
var sw = Stopwatch.StartNew();
var result = false;
var errors = new List <Exception>();
var collection = DbContext.Collections
.FirstOrDefault(x => x.RoadieId == collectionId);
if (collection == null)
{
return(new OperationResult <bool>(true, string.Format("Collection Not Found [{0}]", collectionId)));
}
var newComment = new data.Comment
{
CollectionId = collection.Id,
UserId = user.Id.Value,
Cmt = cmt
};
DbContext.Comments.Add(newComment);
await DbContext.SaveChangesAsync();
CacheManager.ClearRegion(collection.CacheRegion);
sw.Stop();
result = true;
return(new OperationResult <bool>
{
Data = result,
IsSuccess = result,
Errors = errors,
OperationTime = sw.ElapsedMilliseconds
});
}
private void ClearCaches(data.Comment comment)
{
switch (comment.CommentType)
{
case CommentType.Artist:
var artist = DbContext.Artists.FirstOrDefault(x => x.Id == comment.ArtistId);
if (artist != null)
{
CacheManager.ClearRegion(artist.CacheRegion);
}
break;
case CommentType.Collection:
var collection = DbContext.Collections.FirstOrDefault(x => x.Id == comment.CollectionId);
if (collection != null)
{
CacheManager.ClearRegion(collection.CacheRegion);
}
break;
case CommentType.Genre:
var genre = DbContext.Genres.FirstOrDefault(x => x.Id == comment.GenreId);
if (genre != null)
{
CacheManager.ClearRegion(genre.CacheRegion);
}
break;
case CommentType.Label:
var label = DbContext.Labels.FirstOrDefault(x => x.Id == comment.LabelId);
if (label != null)
{
CacheManager.ClearRegion(label.CacheRegion);
}
break;
case CommentType.Playlist:
var playlist = DbContext.Playlists.FirstOrDefault(x => x.Id == comment.PlaylistId);
if (playlist != null)
{
CacheManager.ClearRegion(playlist.CacheRegion);
}
break;
case CommentType.Release:
var release = DbContext.Releases.FirstOrDefault(x => x.Id == comment.ReleaseId);
if (release != null)
{
CacheManager.ClearRegion(release.CacheRegion);
}
break;
case CommentType.Track:
var track = DbContext.Tracks.FirstOrDefault(x => x.Id == comment.TrackId);
if (track != null)
{
CacheManager.ClearRegion(track.CacheRegion);
}
break;
}
}
