public async Task DecodeAsync(MemoryActivity dest = null)
{
Name = _file.GetNameWithoutExtension();
var input = await _file.OpenForReadAsync(); // file stream
if (input.Length == 0)
{
return;
}
MemoryActivity activity = dest != null ? dest : new MemoryActivity();
// use the appropriate importer type
ActivityImporter importer = null;
if (_file.Name.EndsWith(".fit", StringComparison.OrdinalIgnoreCase))
{
importer = new FitImporter(activity);
}
else if (_file.Name.EndsWith(".tcx", StringComparison.OrdinalIgnoreCase))
{
importer = new TcxImporter(activity);
}
if (importer != null)
{
await importer.LoadAsync(input);
}
await UpdateMetadata(ActivitySummary.FromActivity(dest));
}
/// <summary>
/// Recodes the activity
/// </summary>
/// <returns></returns>
public MemoryActivity Repair()
{
var activity = new MemoryActivity();
foreach (var frame in TimeFrames)
{
activity.AddTimeFrame(frame);
}
return(activity);
}
public override async Task GetPropertiesAsync()
{
try
{
var folder = await GetFolderAsync();
Name = Path.GetFileNameWithoutExtension(_file.Name);
var metaDataFile = await folder.GetFileAsync(MetaDataFileName);
bool decodedFromMetaData = false;
if (metaDataFile != null)
{
try
{
// read properties from JSON metadata file - way faster than decoding FIT file
using (var stream = await metaDataFile.OpenForReadAsync())
{
using (var textReader = new StreamReader(stream))
{
using (var jsonReader = new JsonTextReader(textReader))
{
var serializer = new JsonSerializer();
var summary = serializer.Deserialize <ActivitySummary>(jsonReader);
CopyFrom(summary);
// workaround (v1.8): start time has not been serialized in the first versions
if (StartTime != System.DateTime.MinValue)
{
decodedFromMetaData = true;
}
}
}
}
}
catch (Exception ex)
{
Log.Error(ex);
}
}
if (!decodedFromMetaData)
{
await _file.GetPropertiesAsync(); // get file properties
var time = Environment.TickCount;
// decode activity and refresh summary info
var activityTmp = new MemoryActivity()
{
Name = this.Name
};
await DecodeAsync(activityTmp);
CopyFrom(activityTmp);
Log.Diagnostics("Decoding of {0} took {1} sec", _file.Name, (Environment.TickCount - time) / 1000.0f);
}
}
catch (Exception ex)
{
Log.Error(ex);
}
}
