public static RecordingDataSet.Recording FindByRecordingId(RecordingDataSet recordingDataSet, long recordingId)
{
SqlConnection connection = null;
RecordingDataSet.Recording recording = null;
try
{
//connection = new SqlConnection(ConfigurationSettings.AppSettings.Get("Catalog.Connection"));
connection = new SqlConnection("Data Source=DAVEXPLAPTOP;Initial Catalog=catalog;Integrated Security=True");
connection.Open();
RecordingGateway recordingGateway = new RecordingGateway(connection);
recording = recordingGateway.FindById(recordingId, recordingDataSet);
if (recording != null)
{
long artistId = recording.ArtistId;
ArtistGateway artistGateway = new ArtistGateway(connection);
RecordingDataSet.Artist artist = artistGateway.FindById(artistId, recordingDataSet);
long labelId = recording.LabelId;
LabelGateway labelGateway = new LabelGateway(connection);
RecordingDataSet.Label label = labelGateway.FindById(labelId, recordingDataSet);
GenreGateway genreGateway = new GenreGateway(connection);
TrackGateway trackGateway = new TrackGateway(connection);
foreach (RecordingDataSet.Track track in trackGateway.FindByRecordingId(recordingId, recordingDataSet))
{
artistId = track.ArtistId;
long genreId = track.GenreId;
artist = artistGateway.FindById(artistId, recordingDataSet);
RecordingDataSet.Genre genre = genreGateway.FindById(genreId, recordingDataSet);
}
ReviewGateway reviewGateway = new ReviewGateway(connection);
ReviewerGateway reviewerGateway = new ReviewerGateway(connection);
foreach (RecordingDataSet.Review review in reviewGateway.FindByRecordingId(recordingId, recordingDataSet))
{
long reviewerId = review.ReviewerId;
RecordingDataSet.Reviewer reviewer = reviewerGateway.FindById(reviewerId, recordingDataSet);
}
}
}
finally
{
if (connection != null)
connection.Close();
}
return recording;
}
public void pass_connection_to_gateway_setup_data_set()
{
recordingDataSet = new RecordingDataSet();
gateway = new GenreGateway(Connection);
genreId = gateway.Insert(recordingDataSet, GenreName);
}
public void SetUp_a_known_recording_then_verify_it_brings_back_the_same_data()
{
recordingDataSet = new RecordingDataSet();
recordingGateway = new RecordingGateway(Connection);
trackGateway = new TrackGateway(Connection);
reviewGateway = new ReviewGateway(Connection);
reviewerGateway = new ReviewerGateway(Connection);
labelGateway = new LabelGateway(Connection);
artistGateway = new ArtistGateway(Connection);
genreGateway = new GenreGateway(Connection);
artistId = artistGateway.Insert(recordingDataSet, "Artist");
labelId = labelGateway.Insert(recordingDataSet, "Label");
genreId = genreGateway.Insert(recordingDataSet, "Genre");
reviewerId = reviewerGateway.Insert(recordingDataSet, "Reviewer");
recordingId = recordingGateway.Insert(recordingDataSet, "Recording Title", new DateTime(1999, 1, 12), artistId, labelId);
reviewId = reviewGateway.Insert(recordingDataSet, 1, "Review");
trackId1 = trackGateway.Insert(recordingDataSet, "Track Title", 120);
trackId2 = trackGateway.Insert(recordingDataSet, "Track Title", 130);
RecordingDataSet.Recording recording = recordingGateway.FindById(recordingId, recordingDataSet);
RecordingDataSet.Review review = reviewGateway.FindById(reviewId, recordingDataSet);
RecordingDataSet.Track track1 = trackGateway.FindById(trackId1, recordingDataSet);
RecordingDataSet.Track track2 = trackGateway.FindById(trackId2, recordingDataSet);
RecordingDataSet.Label label = labelGateway.FindById(labelId, recordingDataSet);
RecordingDataSet.Genre genre = genreGateway.FindById(genreId, recordingDataSet);
RecordingDataSet.Artist artist = artistGateway.FindById(artistId, recordingDataSet);
RecordingDataSet.Reviewer reviewer = reviewerGateway.FindById(reviewerId, recordingDataSet);
// setup the relationships
recording.Artist = artist;
recording.Label = label;
track1.Recording = recording;
track1.Artist = artist;
track1.Genre = genre;
track2.Recording = recording;
track2.Artist = artist;
track2.Genre = genre;
review.Recording = recording;
review.Reviewer = reviewer;
// only these as they are in the 'middle' and depend??
recordingGateway.Update(recordingDataSet);
trackGateway.Update(recordingDataSet);
reviewGateway.Update(recordingDataSet);
RecordingDataSet loadedDataSet = new RecordingDataSet();
loadedRecording = Catalog.FindByRecordingId(loadedDataSet, recordingId);
}