private async Task UpdateCharactersFromFavorited()
{
//TODO:testar mais algumas vezes, na primeira tentativa no dispositivo real
//foram feitas trocas de aplicativo enquanto essa função continuava funcionando
//ao terminar não foi completado todos as atualizações da lista, mas o processamento não parou
//depois que terminou, ao clicar mais vezes em atualizar o restante que não tinha sido atualizado foi atualizando
try
{
var db = App.liteDB.GetCollection <FavoritedAnimeCharacter>();
var characters = _collection as List <FavoritedAnimeCharacter>;
double total = characters.Count;
for (int i = 0; i < characters.Count; i++)
{
double result = (double)i / total;
MessagingCenter.Send <ProgressPopupViewModel, double>(this, string.Empty, result);
await App.DelayRequest(4);
if (_cancelationToken != null && _cancelationToken.IsCancellationRequested)
{
_cancelationToken.Token.ThrowIfCancellationRequested();
}
var chara = db.FindById(characters[i].Character.MalId);
Character character = await App.Jikan.GetCharacter(chara.Character.MalId);
character.RequestCached = true;
await App.DelayRequest(4);
CharacterPictures characterPictures = await App.Jikan.GetCharacterPictures(chara.Character.MalId);
characterPictures.RequestCached = true;
chara = new FavoritedAnimeCharacter(character, characterPictures.Pictures.ToList());
chara.IsFavorited = true;
db.Update(chara.Character.MalId, chara);
}
}
catch (JikanRequestException ex)
{
ex.SaveExceptionData();
}
catch (OperationCanceledException ex)
{ }
catch (Exception ex)
{
ex.SaveExceptionData();
}
}
public async Task LoadAsync(object param)
{
var characterId = (long)param;
IsLoading = true;
CanEnable = !IsLoading;
try
{
FavoritedAnimeCharacter animeCharacter = App.liteDB.GetCollection <FavoritedAnimeCharacter>().FindById(characterId);
if (animeCharacter == null)
{
await App.DelayRequest();
Character character = await App.Jikan.GetCharacter(characterId);
await App.DelayRequest();
var characterPictures = await App.Jikan.GetCharacterPictures(characterId);
animeCharacter = new FavoritedAnimeCharacter(character, characterPictures.Pictures.ToList());
}
CharacterContext = animeCharacter;
}
catch (JikanRequestException ex)
{
ex.SaveExceptionData();
}
catch (OperationCanceledException ex)
{
Console.WriteLine($"Tasks canceladas {Environment.NewLine} " +
$"{ex.Message}");
}
catch (Exception ex)
{
ex.SaveExceptionData();
}
finally
{
IsLoading = false;
CanEnable = !IsLoading;
}
}
