/// <summary>
/// Fetches the tracklist of the clicked release and displays it.
/// </summary>
/// <param name="sender">Clicked release as <see cref="LastAlbum"/>.</param>
/// <param name="e">Ignored.</param>
public async void ReleaseClicked(object sender, EventArgs e)
{
if (EnableControls)
{
EnableControls = false;
try
{
var release = sender as Release;
OnStatusUpdated(string.Format("Trying to fetch tracklist from release '{0}'", release.Name));
LastResponse <LastAlbum> response = null;
if (!string.IsNullOrEmpty(release.Mbid))
{
response = await _lastfmAlbumAPI.GetInfoByMbidAsync(release.Mbid);
}
else
{
response = await _lastfmAlbumAPI.GetInfoAsync(release.ArtistName, release.Name);
}
if (response.Success && response.Status == LastResponseStatus.Successful)
{
Scrobbles.Clear();
foreach (var t in response.Content.Tracks)
{
FetchedTrackViewModel vm = new FetchedTrackViewModel(new ScrobbleBase(t.Name, t.ArtistName, t.AlbumName, "", t.Duration), release.Image);
vm.ToScrobbleChanged += ToScrobbleChanged;
Scrobbles.Add(vm);
}
if (Scrobbles.Count != 0)
{
CurrentView = _trackResultView;
OnStatusUpdated(string.Format("Successfully fetched tracklist from release '{0}'", release.Name));
}
else
{
OnStatusUpdated(string.Format("Release '{0}' has no tracks", release.Name));
}
}
else
{
OnStatusUpdated(string.Format("Error while fetching tracklist from release '{0}': {1}", release.Name, response.Status));
}
}
catch (Exception ex)
{
OnStatusUpdated(string.Format("Fatal error while fetching tracklist from release: {0}", ex.Message));
}
finally
{
EnableControls = true;
}
}
}
/// <summary>
/// Fetches the recent scrobbles of the user with the given <see cref="Username"/>.
/// </summary>
public async Task FetchScrobbles()
{
try
{
EnableControls = false;
OnStatusUpdated(string.Format("Trying to fetch scrobbles of '{0}' ...", Username));
Scrobbles.Clear();
var response = await _userApi.GetRecentScrobbles(Username, null, 1, Amount);
if (response.Success)
{
foreach (var s in response)
{
if (!s.IsNowPlaying.HasValue || !s.IsNowPlaying.Value)
{
FetchedFriendTrackViewModel vm = new FetchedFriendTrackViewModel(s);
vm.ToScrobbleChanged += ToScrobbleChanged;
Scrobbles.Add(vm);
}
}
OnStatusUpdated(string.Format("Successfully fetched scrobbles of '{0}'", Username));
}
else
{
OnStatusUpdated(string.Format("Failed to fetch scrobbles of '{0}': {1}", Username, response.Status));
}
}
catch (Exception ex)
{
OnStatusUpdated(string.Format("Fatal error while fetching scrobbles of '{0}': {1}", Username, ex.Message));
}
finally
{
EnableControls = true;
}
}
/// <summary>
/// Loads and parses a csv file.
/// </summary>
/// <returns>Task.</returns>
public async Task ParseCSVFile()
{
try
{
EnableControls = false;
OnStatusUpdated("Reading CSV file...");
Scrobbles.Clear();
using (ITextFieldParser parser = _parserFactory.CreateParser(CSVFilePath))
{
parser.SetDelimiters(Settings.Default.CSVDelimiters.Select(x => new string(x, 1)).ToArray());
string[] fields = null;
List <string> errors = new List <string>();
ObservableCollection <ParsedCSVScrobbleViewModel> parsedScrobbles = new ObservableCollection <ParsedCSVScrobbleViewModel>();
await Task.Run(() =>
{
while (!parser.EndOfData)
{
try
{
fields = parser.ReadFields();
string dateString = fields[Settings.Default.TimestampFieldIndex];
// check for 'now playing'
if (dateString == "" && ScrobbleMode == CSVScrobbleMode.Normal)
{
continue;
}
DateTime date = DateTime.Now;
if (!DateTime.TryParse(dateString, out date))
{
bool parsed = false;
// try different formats until succeeded
foreach (string format in _formats)
{
parsed = DateTime.TryParseExact(dateString, format, CultureInfo.CurrentCulture, DateTimeStyles.None, out date);
if (parsed)
{
break;
}
}
if (!parsed && ScrobbleMode == CSVScrobbleMode.Normal)
{
throw new Exception("Timestamp could not be parsed!");
}
}
// try to get optional parameters first
string album = fields.ElementAtOrDefault(Settings.Default.AlbumFieldIndex);
string albumArtist = fields.ElementAtOrDefault(Settings.Default.AlbumArtistFieldIndex);
string duration = fields.ElementAtOrDefault(Settings.Default.DurationFieldIndex);
TimeSpan time = TimeSpan.FromSeconds(Duration);
TimeSpan.TryParse(duration, out time);
DatedScrobble parsedScrobble = new DatedScrobble(date.AddSeconds(1), fields[Settings.Default.TrackFieldIndex],
fields[Settings.Default.ArtistFieldIndex], album,
albumArtist, time);
ParsedCSVScrobbleViewModel vm = new ParsedCSVScrobbleViewModel(parsedScrobble, ScrobbleMode);
vm.ToScrobbleChanged += ToScrobbleChanged;
parsedScrobbles.Add(vm);
}
catch (Exception ex)
{
string errorString = "CSV line number: " + parser.LineNumber + ",";
foreach (string s in fields)
{
errorString += s + ",";
}
errorString += ex.Message;
errors.Add(errorString);
}
}
});
if (errors.Count == 0)
{
OnStatusUpdated("Successfully parsed CSV file. Parsed " + parsedScrobbles.Count + " rows");
}
else
{
OnStatusUpdated("Partially parsed CSV file. " + errors.Count + " rows could not be parsed");
if (MessageBox.Show("Some rows could not be parsed. Do you want to save a text file with the rows that could not be parsed?", "Error parsing rows", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
SaveFileDialog sfd = new SaveFileDialog()
{
Filter = "Text Files|*.txt"
};
if (sfd.ShowDialog() == DialogResult.OK)
{
File.WriteAllLines(sfd.FileName, errors.ToArray());
}
}
}
Scrobbles = parsedScrobbles;
}
}
catch (Exception ex)
{
Scrobbles.Clear();
OnStatusUpdated("Error parsing CSV file: " + ex.Message);
}
finally
{
EnableControls = true;
}
}
