public Band GetBandById(Guid bandId)
{
using (var context = new MusicArchiveContext())
{
return(context.Bands
.Include("Albums")
.Include("Members").Single(band => band.Id == bandId));
}
}
public AlbumDetailDto GetAlbum(Guid id)
{
using (var context = new MusicArchiveContext())
{
var matchingAlbum = context.Albums
.Include("Reviews")
.Include("Tracks")
.Single(album => album.Id == id);
var albumDto = Mapper.Map <Album, AlbumDetailDto>(matchingAlbum);
albumDto.ReviewAverage = albumDto.Reviews.Count > 0 ? (int)albumDto.Reviews.Average(dto => dto.Rating) : 0;
return(albumDto);
}
}
public void Review(ReviewDto review)
{
using (var context = new MusicArchiveContext())
{
var album = context.Albums.Single(a => a.Id == review.Id);
var newReview = new Review
{
Rating = review.Rating,
ReviewText = review.ReviewText
};
album.Reviews.Add(newReview);
context.SaveChanges();
}
}
public HttpResponseMessage GetStats()
{
using (var context = new MusicArchiveContext())
{
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
var bandCount = context.Bands.Count();
var albumCount = context.Albums.Count();
stopwatch.Stop();
var statsMessage = string.Format("{0} bands, {1} albums on site. {2} milliseconds to retrive stats",
bandCount, albumCount, stopwatch.ElapsedMilliseconds);
return(Request.CreateResponse(HttpStatusCode.OK, new { content = statsMessage }));
}
}
public void AddBand(NewBandBindingModel newBand)
{
using (var context = new MusicArchiveContext())
{
var band = new Band
{
Name = newBand.Name,
CountryOfOrgin = newBand.CountryOfOrigin,
Genre = newBand.Genre,
FormedIn = newBand.YearOfFormation,
LyricalThemes = JoinTags(newBand.LyricalThemes)
};
context.Bands.Add(band);
context.SaveChanges();
}
}
public IEnumerable <Band> Search(BandSearchInformation bandSearchInformation, out int totalMatches)
{
using (var context = new MusicArchiveContext())
{
IQueryable <Band> matches = new EnumerableQuery <Band>(context.Bands);
if (!string.IsNullOrWhiteSpace(bandSearchInformation.BandName))
{
matches = matches.Where(b => b.Name.Contains(bandSearchInformation.BandName));
}
if (!string.IsNullOrWhiteSpace(bandSearchInformation.CountryOfOrigin))
{
matches = matches.Where(band1 => band1.CountryOfOrgin == bandSearchInformation.CountryOfOrigin);
}
if (!string.IsNullOrWhiteSpace(bandSearchInformation.Genre))
{
matches = matches.Where(band1 => band1.Genre == bandSearchInformation.Genre);
}
if (!string.IsNullOrWhiteSpace(bandSearchInformation.Label))
{
//matches = matches.Where(band1 => band1.CurrentLabel == bandSearchInformation.Label);
}
if (!string.IsNullOrWhiteSpace(bandSearchInformation.YearOfFormation))
{
matches = matches.Where(band1 => band1.FormedIn == bandSearchInformation.YearOfFormation); //TODO make this an actual date...
}
if (!string.IsNullOrWhiteSpace(bandSearchInformation.LyricalThemes))
{
matches = matches.Where(band1 => band1.LyricalThemes == bandSearchInformation.LyricalThemes);
}
totalMatches = matches.Count();
return(matches.OrderBy(band => band.Name).Skip(bandSearchInformation.StartingRecordNumber).Take(bandSearchInformation.PageSize).ToList());
}
}
private BandStatAggregation GetBandsBy(Func <MusicArchiveContext, IQueryable <IGrouping <string, Band> > > source)
{
using (var context = new MusicArchiveContext())
{
var genreStats = new BandStatAggregation();
Dictionary <string, int> genreCounts = new Dictionary <string, int>();
foreach (IGrouping <string, Band> genre in source(context))
{
if (genre.Key == null)
{
if (genreCounts.ContainsKey(string.Empty))
{
genreCounts[string.Empty] += genre.Count();
}
else
{
genreCounts.Add(string.Empty, genre.Count());
}
}
else if (genreCounts.ContainsKey(genre.Key))
{
genreCounts[genre.Key] += genre.Count();
}
else
{
genreCounts.Add(genre.Key, genre.Count());
}
genreStats.Genres = genreCounts.Keys.ToList();
genreStats.Counts = genreCounts.Values.ToList();
}
return(genreStats);
}
}
