/// <summary>Loads the media objects from database asynchronous.</summary>
internal async Task LoadMediaObjectsFromDBAsync()
{
foreach (var challenge in ChallengesFromDB)
{
switch (challenge.GetDiscriminator())
{
case "AudienceChallenge":
case "CrewChallenge":
case "SologameChallenge":
if ((challenge as GameChallenge).GameID != 0 && (challenge as GameChallenge).Game == null)
{
try{
(challenge as GameChallenge).Game = await MediaObjectsDataAccess.GetMediaObjectAsync((challenge as GameChallenge).GameID, "Game") as Game;
}
catch (Exception) { }
}
break;
case "MultipleChoiceChallenge":
case "QuizChallenge":
if ((challenge as QuestionChallenge).AnswersID != 0 && (challenge as QuestionChallenge).Answers == null)
{
try {
(challenge as QuestionChallenge).Answers = await AnswersDataAccess.GetAnswersAsync((challenge as QuestionChallenge).AnswersID);
} catch (Exception) { }
}
break;
case "MusicChallenge":
if ((challenge as MusicChallenge).SongID != 0 && (challenge as MusicChallenge).Song == null)
{
try {
(challenge as MusicChallenge).Song = await MediaObjectsDataAccess.GetMediaObjectAsync((challenge as MusicChallenge).SongID, "Music") as Music;
} catch (Exception) { }
}
break;
case "ScreenshotChallenge":
case "SilhouetteChallenge":
if ((challenge as ImageChallenge).ImageID != 0 && (challenge as ImageChallenge).Image == null)
{
try
{
(challenge as ImageChallenge).Image = await MediaObjectsDataAccess.GetMediaObjectAsync((challenge as ImageChallenge).ImageID, "Image") as Modell.ChallengeObjects.Image;
} catch (Exception) { }
}
break;
}
}
}
/// <summary>Initializes a new instance of the <see cref="CreateChallengesViewModel"/> class.</summary>
public CreateChallengesViewModel()
{
EditCommand = new RelayCommand <ChallengeBase>(async param =>
{
switch (param.GetDiscriminator())
{
case "AudienceChallenge":
case "CrewChallenge":
case "SologameChallenge":
ObjectsViewModel.EditCommand.Execute((param as GameChallenge).Game);
break;
case "MultipleChoiceChallenge":
case "QuizChallenge":
await AnswersDataAccess.EditAnswersAsync((param as QuestionChallenge).Answers);
break;
case "MusicChallenge":
ObjectsViewModel.EditCommand.Execute((param as MusicChallenge).Song);
break;
case "ScreenshotChallenge":
case "SilhouetteChallenge":
ObjectsViewModel.EditCommand.Execute((param as ImageChallenge).Image);
break;
}
await ChallengesDataAccess.EditChallengeAsync(param);
}, param => param != null);
DeleteCommand = new RelayCommand <ChallengeBase>(async param =>
{
if (await ChallengesDataAccess.DeleteChallengeAsync(param))
{
switch (param.GetDiscriminator())
{
case "AudienceChallenge":
AudienceChallenges.Remove(param as AudienceChallenge);
FilteredAudience.Remove(param as AudienceChallenge);
break;
case "CrewChallenge":
CrewChallenges.Remove(param as CrewChallenge);
FilteredCrew.Remove(param as CrewChallenge);
break;
case "MultipleChoiceChallenge":
MultipleChoiceChallenges.Remove(param as MultipleChoiceChallenge);
FilteredMulti.Remove(param as MultipleChoiceChallenge);
break;
case "MusicChallenge":
MusicChallenges.Remove(param as MusicChallenge);
FilteredMusic.Remove(param as MusicChallenge);
break;
case "QuizChallenge":
QuizChallenges.Remove(param as QuizChallenge);
FilteredQuiz.Remove(param as QuizChallenge);
break;
case "ScreenshotChallenge":
ScreenshotChallenges.Remove(param as ScreenshotChallenge);
FilteredScreen.Remove(param as ScreenshotChallenge);
break;
case "SilhouetteChallenge":
SilhouetteChallenges.Remove(param as SilhouetteChallenge);
FilteredSilhu.Remove(param as SilhouetteChallenge);
break;
case "SologameChallenge":
SologameChallenges.Remove(param as SologameChallenge);
FilteredSolo.Remove(param as SologameChallenge);
break;
}
}
}, param => param != null);
}
