private void btnDeleteTrack_Click(object sender, EventArgs e)
{
// deletes track from database
if (validate.IsSelected(lbTrackList, "Track List"))
{
string band = TrimString(lbBandList);
string album = TrimString(lbAlbumList);
string[] track = lbTrackList.SelectedItem.ToString().Split('\t');
BandAlbumTrackDB.DeleteTrack(band, album, track);
Dictionary <int, string> trackDict = BandAlbumTrackDB.FetchTrackData(band, album);
FillDictionary(trackDict, lbTrackList);
}
}
private void lbAlbumList_SelectedIndexChanged(object sender, EventArgs e)
{
// clears and refills albums listbox when selected index changes
ClearInput();
if (lbAlbumList.SelectedItem == null)
{
MessageBox.Show("Please select an item from the list.",
"Whoops");
}
else
{
string bandName = TrimString(lbBandList);
string albumName = TrimString(lbAlbumList);
Dictionary <int, string> trackList =
BandAlbumTrackDB.FetchTrackData(bandName, albumName);
FillDictionary(trackList, lbTrackList);
}
}
private void btnViewAlbum_Click(object sender, EventArgs e)
{
// displays windows with all data for the selected album
if (validate.IsSelected(lbAlbumList, "Album List"))
{
string newTrackList = "";
string band = TrimString(lbBandList);
string album = TrimString(lbAlbumList);
Dictionary <int, string> trackList = BandAlbumTrackDB.FetchTrackData(band, album);
foreach (var track in trackList)
{
newTrackList += $"{track.Key}\t{track.Value}\n";
}
MessageBox.Show($"Band:\t{band}\n" +
$"Album:\t{album}\n" +
$"Tracks:\n" +
$"{newTrackList}", "Album Data");
}
}
private void btnAddTrack_Click(object sender, EventArgs e)
{
try
{
if (validate.IsInt(txtTrackNo) &&
validate.IsInList(txtTrackName, lbTrackList) &&
validate.IsPresent(txtTrackName, "Track Name") &&
validate.IsInDictionary(lbTrackList, txtTrackNo.Text) &&
validate.IsSelected(lbAlbumList, lblAlbumName.Text))
{
// track name is added to the listbox then the textbox is cleared
Tracks newTrack = new Tracks {
TrackTitle = txtTrackName.Text,
TrackNumber = Int32.Parse(txtTrackNo.Text)
};
string bandName = TrimString(lbBandList);
string albumName = TrimString(lbAlbumList);
BandAlbumTrackDB.InsertTrack(newTrack, bandName, albumName);
Dictionary <int, string> trackList =
BandAlbumTrackDB.FetchTrackData(bandName, albumName);
FillDictionary(trackList, lbTrackList);
txtTrackName.Clear();
txtTrackNo.Clear();
txtTrackName.Focus();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message + "\n\n" +
ex.GetType().ToString() + "\n" +
ex.StackTrace, "Exception");
}
}