async void DoOpenLOMapCommand(lo_by_circle_wrapper learningobj)
{
//await _mLearningService.OpenLearningObject(learningobj.lo.id,learningobj.lo.url_package,UserID);
try
{
List <lo_by_circle> list = LearningOjectsList.Select(lo => lo.lo).ToList();
//await BlockDownload.TryLoadByteVector<MLearning.Core.ViewModels.MainViewModel.lo_by_circle_wrapper>(LearningOjectsList.ToList(),
// (pos, bytes) => { },
// (lo) => { return lo.lo.url_background; }
// );
//Download all the data of the selected LO
/*foreach (var item in LearningOjectsList)
* {
* if (item.lo.id == learningobj.lo.id)
* {
* await FetchLOData(item.lo.id, true);
* }
* else
* {
* await FetchLOData(item.lo.id, false);
* }
*
*
*
* }*/
string serialized = JsonConvert.SerializeObject(list);
ShowViewModel <LOMapViewModel>(new { lo_id = learningobj.lo.id,
serialized_los_in_circle = serialized,
_currentCurso = this._currentCurso,
_currentUnidad = this._currentUnidad,
_currentSection = this._currentSection });
}
catch (WebException e)
{
ConnectionOK = false;
}
catch (HttpRequestException e)
{
ConnectionOK = false;
}
catch (MobileServiceInvalidOperationException e)
{
Mvx.Trace("MobileServiceInvalidOperationException " + e.Message);
OperationOK = false;
}
}
async Task LoadLearningObjects(int circle_id)
{
if (LearningOjectsList != null)
{
LearningOjectsList.Clear();
}
var list = await _mLearningService.GetLOByCircleAndUser(circle_id, UserID);
int circleIndex = CirclesList.IndexOf(CirclesList.Where(c => c.id == circle_id).First());
var circleLOList = new List <lo_by_circle_wrapper>();
foreach (var item in list)
{
circleLOList.Add(new lo_by_circle_wrapper {
lo = item
});
}
CirclesLearningObjects[circleIndex] = new ObservableCollection <lo_by_circle_wrapper>(circleLOList);
LearningOjectsList = CirclesLearningObjects[circleIndex];
await BlockDownload.TryPutBytesInVector <MLearning.Core.ViewModels.MainViewModel.lo_by_circle_wrapper>(LearningOjectsList.ToList(),
(pos, bytes) => {
if (pos < LearningOjectsList.Count)
{
LearningOjectsList[pos].background_bytes = bytes;
}
},
(lo) => { return(lo.lo.url_background); }
);
_locover_manager.Clear();
CurrentIndexDisplaying = 0;
await UpdateLOImages(CurrentIndexDisplaying, CirclesLearningObjects[CirclesList.IndexOf(CirclesList.Where(c => c.id == CircleID).First())]);
}
