private async Task SaveTrackMap()
{
if (String.IsNullOrEmpty(_trackName))
{
return;
}
try
{
var model = await _trackMapRepo.GetTrackMapInfoAsync(_trackName);
if (model == null)
{
model = new TrackMapInfo()
{
Latitude = _telemetryCenterX,
Longitude = _telemetryCenterY,
TrackName = _trackName,
Zoom = _mapZoom,
Size = new Size(640, 640)
};
model.Url = _mapService.GetMapUri((float)model.Latitude, (float)model.Longitude, model.Zoom);
}
else
{
model.Latitude = _telemetryCenterX;
model.Longitude = _telemetryCenterY;
model.TrackName = _trackName;
model.Zoom = _mapZoom;
model.Size = new Size(640, 640);
model.Url = _mapService.GetMapUri((float)model.Latitude, (float)model.Longitude, model.Zoom);
}
model = await _trackMapRepo.SaveTrackMapInfoAsync(model);
await _trackMapRepo.SaveChangesAsync();
var trackImageBytes = await _mapService.GetMapAsync((float)model.Latitude, (float)model.Longitude, model.Zoom);
var trackImage = _mapService.GetImageFromBytes(trackImageBytes);
await _trackMapRepo.SaveTrackMapImageAsync(trackImage, model.Id);
await _trackMapRepo.SaveChangesAsync();
MessageBox.Show("Track map info saved");
}
catch (Exception ex)
{
ExceptionHandler(ex);
}
}
protected virtual TrackMapInfo SaveTrackMapInfo(TrackMapInfo trackMapInfo)
{
var existing = GetTrackMapInfo(trackMapInfo.Id);
if (existing != null)
{
DeleteTrackMapInfo(existing);
}
else
{
if (trackMapInfo.Id <= 0)
{
trackMapInfo.Id = GetNextId();
}
}
TrackMapInfos.Add(trackMapInfo);
return(trackMapInfo);
}
protected async Task DisplayTrackMap(TrackMapInfo trackMapInfo)
{
try
{
if (_loading)
{
return;
}
if (trackMapInfo == null)
{
return;
}
TrackMapImage = await _trackMapRepo.GetTrackMapImageAsync(trackMapInfo.Id);
}
catch (Exception ex)
{
ExceptionHandler(ex);
}
}
public async Task <TrackMapInfo> SaveTrackMapInfoAsync(TrackMapInfo trackMapInfo)
{
return(await Task.Run(() => SaveTrackMapInfo(trackMapInfo)));
}
public string GetTrackMapImageFileName(TrackMapInfo trackMapInfo)
{
return(Path.Combine(_options.TracksDirectory, $"{trackMapInfo.Id}-{trackMapInfo.TrackName}.png"));
}
protected virtual bool DeleteTrackMapInfo(TrackMapInfo trackMapInfo)
{
TrackMapInfos.Remove(trackMapInfo);
return(true);
}
