public async Task <Article> ReadArticleAsync(string id, string category)
{
_presentSlideShowIndex = 1;
_presentSlideShowCount = 1;
_slideShowDetails = null;
Article tempArticle = new Article();
try
{
DispatcherHelper.UIDispatcher.BeginInvoke(() => { IsFetchingArticle = true; });
Article temp = await _dataService.GetArticlesFromId(id, category);
if (temp != null)
{
tempArticle = Article = await _dataService.ReadArticleAsync(temp);
NextArticle = _dataService.GetNextArticle();
PreviousArticle = _dataService.GetPreviousArticle();
SaveArticleCommand.RaiseCanExecuteChanged();
}
else
{
return(null);
}
DispatcherHelper.UIDispatcher.BeginInvoke(() => { IsFetchingArticle = false; });
}
catch (Exception)
{ }
return(tempArticle);
}
public async Task <Article> ReadArticleAsync(string id, string category)
{
var tempArticle = new Article();
try
{
DispatcherHelper.UIDispatcher.BeginInvoke(() => { IsFetchingArticle = true; });
var temp = await _dataService.GetArticlesFromId(id, category);
if (temp != null)
{
tempArticle = Article = await _dataService.ReadArticleAsync(temp);
NextArticle = _dataService.GetNextArticle();
PreviousArticle = _dataService.GetPreviousArticle();
SaveArticleCommand.RaiseCanExecuteChanged();
}
else
{
return(null);
}
DispatcherHelper.UIDispatcher.BeginInvoke(() => { IsFetchingArticle = false; });
}
catch (Exception exception)
{
if (Debugger.IsAttached)
{
Debug.WriteLine("ArticleViewModel:" + exception);
}
}
return(tempArticle);
}
private async void SaveArticle()
{
await _dataService.SaveCurrentArticleAsync(Article);
SaveArticleCommand.RaiseCanExecuteChanged();
}
private void DataServiceOnSavedArticleChanged(object sender, ArticleChangedEventArgs articleChangedEventArgs)
{
SaveArticleCommand.RaiseCanExecuteChanged();
}