/// <summary>
/// Translate movie informations (title, description, ...)
/// </summary>
/// <param name="movieToTranslate">Movie to translate</param>
/// <param name="ct">Used to cancel translation</param>
/// <returns>Task</returns>
public async Task TranslateMovieShortAsync(MovieShort movieToTranslate, CancellationToken ct)
{
var watch = Stopwatch.StartNew();
try
{
await Task.Run(() =>
{
var movie = TmdbClient.GetMovie(movieToTranslate.ImdbCode,
MovieMethods.Credits);
movieToTranslate.Title = movie?.Title;
movieToTranslate.Genres = movie?.Genres?.Select(a => a.Name).ToList();
}, ct);
}
catch (Exception exception) when(exception is TaskCanceledException)
{
Logger.Debug(
"TranslateMovieShortAsync cancelled.");
}
catch (Exception exception)
{
Logger.Error(
$"TranslateMovieShortAsync: {exception.Message}");
throw;
}
finally
{
watch.Stop();
var elapsedMs = watch.ElapsedMilliseconds;
Logger.Debug(
$"TranslateMovieShortAsync ({movieToTranslate.ImdbCode}) in {elapsedMs} milliseconds.");
}
}
public async Task <List <MovieShort> > GetRecommendedMovies(Guid userId)
{
var movies =
await _dataContext.Users_Movies.Where(
uM => uM.UserId == userId && uM.Category.Equals("Favorites")).ToListAsync();
var genreCount = await GetGenresCount(movies);
var topGenre = genreCount.OrderByDescending(x => x.Value).FirstOrDefault();
var genreId = await GetGenreIdByName(topGenre.Key);
var movieIdsFromFavoriteGenre = await _dataContext.Movies_Genres.Where(mG => mG.GenreId == genreId).ToListAsync();
var moviesFromFavoriteGenre = new List <Movie>();
foreach (var moviesGenre in movieIdsFromFavoriteGenre)
{
moviesFromFavoriteGenre.Add(await GetMovieById(moviesGenre.MovieId));
}
var distinctMovieIds = await GetDistinctMovieIdsForUser(userId);
foreach (var distinctMovieId in distinctMovieIds)
{
moviesFromFavoriteGenre.Remove(moviesFromFavoriteGenre.SingleOrDefault(m => m.Id == distinctMovieId));
}
var moviesRange = moviesFromFavoriteGenre.Take(15).ToList();
return(MovieShort.ShortenRange(moviesRange));
}
public void GetHashCode_DifferentMovies_ReturnsDifferentHashCode()
{
var fixture = new Fixture();
var id1 = fixture.Create <int>();
var dateUploadedUnix1 = fixture.Create <int>();
var id2 = fixture.Create <int>();
var dateUploadedUnix2 = fixture.Create <int>();
var movie1 = new MovieShort
{
Id = id1,
DateUploadedUnix = dateUploadedUnix1
};
var movie2 = new MovieShort
{
Id = id2,
DateUploadedUnix = dateUploadedUnix2
};
Assert.AreNotEqual(
_comparer.GetHashCode(movie1), _comparer.GetHashCode(movie2));
}
public void Equals_DifferentMovies_ReturnsFalse()
{
var fixture = new Fixture();
var id1 = fixture.Create <int>();
var dateUploadedUnix1 = fixture.Create <int>();
var id2 = fixture.Create <int>();
var dateUploadedUnix2 = fixture.Create <int>();
var movie1 = new MovieShort
{
Id = id1,
DateUploadedUnix = dateUploadedUnix1
};
var movie2 = new MovieShort
{
Id = id2,
DateUploadedUnix = dateUploadedUnix2
};
Assert.AreEqual(
_comparer.Equals(movie1, movie2), false);
Assert.AreEqual(
_comparer.Equals(movie1, null), false);
Assert.AreEqual(
_comparer.Equals(movie2, null), false);
}
/// <summary>
/// Translate movie informations (title, description, ...)
/// </summary>
/// <param name="movieToTranslate">Movie to translate</param>
/// <returns>Task</returns>
public async Task TranslateMovieShortAsync(MovieShort movieToTranslate)
{
var watch = Stopwatch.StartNew();
await Task.Run(() =>
{
try
{
var movie = TmdbClient.GetMovie(movieToTranslate.ImdbCode,
MovieMethods.Credits);
movieToTranslate.Title = movie.Title;
movieToTranslate.Genres = movie.Genres.Select(a => a.Name).ToList();
}
catch (Exception ex) when(ex is SocketException || ex is WebException)
{
Messenger.Default.Send(new ManageExceptionMessage(ex));
}
});
watch.Stop();
var elapsedMs = watch.ElapsedMilliseconds;
Logger.Debug(
$"TranslateMovieShort ({movieToTranslate.ImdbCode}) in {elapsedMs} milliseconds.");
}
public PredictionResultViewModel(MovieShort movie, IPageService pageService)
{
_pageService = pageService;
GoHomePageCommand = new Command(async() => await GoToHomePage());
Pageinitialization(movie);
}
/// <summary>
/// Gets all the movies and orders them by descending order by the ratings of the movies.
/// </summary>
/// <returns>Instance of class <see cref="MovieShort"/> with information about the movies.</returns>
public async Task <List <MovieShort> > GetTopRatedMovies()
{
var movies = await _dataContext.Movies
.OrderByDescending(m => double.Parse(m.Rating))
.Take(50)
.OrderBy(a => Guid.NewGuid())
.Take(15).ToListAsync();
return(MovieShort.ShortenRange(movies));
}
public MovieInfoViewModel(MovieShort movieIntro)
{
FilmInfo = movieIntro;
var movie = Mapper.Map <HistoryPreview>(movieIntro);
App.Database.SaveItem(movie);
GetMovieCredits(FilmInfo.Id);
}
public void Startup()
{
_movieShort = new MovieShort
{
ImdbID = "1",
Title = "air",
Year = "2000",
Type = "movie",
Poster = "poster"
};
}
public async Task <IObservable <MovieShort> > GetAllMovies(MovieShort movie)
{
var firebase = new FirebaseClient(LinksContainer.PredixFirebase);
var uniqueUserToken = Application.Current.Properties[ApplicationProperties.UserId].ToString();
return(await Task.Run(() =>
{
var history = firebase.Child(uniqueUserToken).AsObservable <MovieShort>();
return (IObservable <MovieShort>)history;
}));
}
private async Task ItemSelected(MovieShort movie)
{
try
{
await _pageService.PushAsync(new PopupLoading());
await _pageService.PushAsync(new PredictionResult(movie));
}
finally
{
SelectedItem = null;
await _pageService.PopAsync();
}
}
private async Task ItemSelected(MovieShort movie)
{
try
{
await _pageService.PushAsync(new PopupLoading());
await _pageService.PushAsync(new MovieInfo(movie));
}
catch (Exception ex)
{
await _pageService.DisplayAlert(AppResources.WarningTitle, ex.Message);
}
finally
{
SelectedItem = null;
await _pageService.PopAsync();
}
}
public void GetHashCode_SameMovie_ReturnsSameHashCode()
{
var fixture = new Fixture();
var movie1 = new MovieShort();
var movie2 = new MovieShort();
var id = fixture.Create <int>();
var dateUploadedUnix = fixture.Create <int>();
movie1.Id = id;
movie2.Id = id;
movie1.DateUploadedUnix = dateUploadedUnix;
movie2.DateUploadedUnix = dateUploadedUnix;
Assert.AreEqual(
_comparer.GetHashCode(movie1), _comparer.GetHashCode(movie1));
Assert.AreEqual(
_comparer.GetHashCode(movie1), _comparer.GetHashCode(movie2));
}
public void Equals_SameMovie_ReturnsTrue()
{
var fixture = new Fixture();
var movie1 = new MovieShort();
var movie2 = new MovieShort();
var id = fixture.Create <int>();
var dateUploadedUnix = fixture.Create <int>();
movie1.Id = id;
movie2.Id = id;
movie1.DateUploadedUnix = dateUploadedUnix;
movie2.DateUploadedUnix = dateUploadedUnix;
Assert.AreEqual(
_comparer.Equals(movie1, movie1), true);
Assert.AreEqual(
_comparer.Equals(movie1, movie2), true);
}
private async Task <double> Prediction(MovieShort movie)
{
var credits = new CastAndCrew(movie.Id);
var castList = credits.GetCredits();
var countToTake = castList.Cast.Count > _maxCounter ? _maxCounter : castList.Cast.Count;
var rateAvg = 0D;
return(await Task.Run(() =>
{
foreach (var cast in castList.Cast.Take(countToTake))
{
var person = new ProfileInfo(cast.Id);
var resume = person.GetHistory();
rateAvg += resume.Cast.Select(i => i.VoteAverage).Average();
}
rateAvg = rateAvg / countToTake;
return Math.Round(rateAvg, 2);
}));
}
/// <summary>
/// Load the requested movie
/// </summary>
/// <param name="movie">The movie to load</param>
private async Task LoadMovieAsync(MovieShort movie)
{
var watch = Stopwatch.StartNew();
Messenger.Default.Send(new LoadMovieMessage());
IsMovieLoading = true;
Movie = await _movieService.GetMovieFullDetailsAsync(movie, _cancellationLoadingToken.Token);
IsMovieLoading = false;
await _movieService.DownloadPosterImageAsync(Movie, _cancellationLoadingToken);
await _movieService.DownloadCastImageAsync(Movie, _cancellationLoadingToken);
await _movieService.DownloadBackgroundImageAsync(Movie, _cancellationLoadingToken);
watch.Stop();
var elapsedMs = watch.ElapsedMilliseconds;
Logger.Debug($"LoadMovieAsync ({movie.ImdbCode}) in {elapsedMs} milliseconds.");
}
/// <summary>
/// Get the requested movie
/// </summary>
/// <param name="movie">The movie to load</param>
private async Task LoadMovieAsync(MovieShort movie)
{
Messenger.Default.Send(new LoadMovieMessage(movie));
IsMovieLoading = true;
try
{
Movie = await MovieService.GetMovieFullDetailsAsync(movie);
IsMovieLoading = false;
await MovieService.DownloadPosterImageAsync(Movie);
await MovieService.DownloadDirectorImageAsync(Movie);
await MovieService.DownloadActorImageAsync(Movie);
await MovieService.DownloadBackgroundImageAsync(Movie);
}
catch (Exception ex) when(ex is SocketException || ex is WebException)
{
Messenger.Default.Send(new ManageExceptionMessage(ex));
}
}
/// <summary>
/// Get movie by id
/// </summary>
/// <param name="id">Movie's id</param>
/// <returns>Movie searched by movie id</returns>
public async Task <MovieShort> GetMovieById(int id)
{
var watch = Stopwatch.StartNew();
var restClient = new RestClient(Constants.YtsApiEndpoint);
var request = new RestRequest("/{segment}", Method.GET);
request.AddUrlSegment("segment", "movie_details.json");
request.AddParameter("movie_id", id);
request.AddParameter("with_cast", true);
request.AddParameter("with_images", true);
var response = await restClient.ExecuteGetTaskAsync(request);
if (response.ErrorException != null)
{
Messenger.Default.Send(new ManageExceptionMessage(new WebException(response.ErrorException.Message)));
}
var movie = new MovieShort();
await Task.Run(() =>
{
var wrapper = JsonConvert.DeserializeObject <WrapperMovieFullDeserialized>(response.Content);
if (wrapper == null)
{
return;
}
var rating = Convert.ToDouble(movie.Rating, CultureInfo.InvariantCulture);
rating /= 2.0;
movie = new MovieShort
{
ApiVersion = wrapper.Meta.ApiVersion,
DateUploaded = wrapper.Movie.DateUploaded,
DateUploadedUnix = wrapper.Movie.DateUploadedUnix,
ExecutionTime = wrapper.Meta.ExecutionTime,
Genres = wrapper.Movie.Genres,
Id = wrapper.Movie.Id,
ImdbCode = wrapper.Movie.ImdbCode,
IsFavorite = false,
HasBeenSeen = false,
Language = wrapper.Movie.Language,
MediumCoverImage = wrapper.Movie.Images.MediumCoverImage,
CoverImagePath = string.Empty,
MpaRating = wrapper.Movie.MpaRating,
RatingValue = rating,
Runtime = wrapper.Movie.Runtime,
ServerTime = wrapper.Meta.ServerTime,
ServerTimezone = wrapper.Meta.ServerTimezone,
SmallCoverImage = wrapper.Movie.Images.SmallCoverImage,
State = wrapper.Status,
Title = wrapper.Movie.TitleLong,
TitleLong = wrapper.Movie.TitleLong,
Torrents = wrapper.Movie.Torrents,
Url = wrapper.Movie.Url,
Year = wrapper.Movie.Year
};
});
watch.Stop();
var elapsedMs = watch.ElapsedMilliseconds;
Logger.Debug(
$"GetMovieById ({id}) in {elapsedMs} milliseconds.");
return(movie);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="movie">The movie</param>
public ChangeFavoriteMovieMessage(MovieShort movie)
{
Movie = movie;
}
public MovieInfoViewModel(MovieShort movieIntro, IPageService pageService) : this(movieIntro)
{
_pageService = pageService;
}
public MovieInfo(MovieShort movieIntro) : this()
{
BindingContext = new MovieInfoViewModel(movieIntro, new PageService());
}
/// <summary>
/// Get TMDb movie informations
/// </summary>
/// <param name="movieToLoad">Movie to load</param>
/// <param name="ct">Used to cancel loading</param>
/// <returns>Movie's full details</returns>
public async Task <MovieFull> GetMovieFullDetailsAsync(MovieShort movieToLoad, CancellationToken ct)
{
var watch = Stopwatch.StartNew();
var movie = new MovieFull();
var restClient = new RestClient(Constants.YtsApiEndpoint);
var request = new RestRequest("/{segment}", Method.GET);
request.AddUrlSegment("segment", "movie_details.json");
request.AddParameter("movie_id", movieToLoad.Id);
request.AddParameter("with_images", true);
request.AddParameter("with_cast", true);
try
{
var response = await restClient.ExecuteGetTaskAsync <WrapperMovieFull>(request, ct);
if (response.ErrorException != null)
{
throw response.ErrorException;
}
await Task.Run(() =>
{
var tmdbInfos = TmdbClient.GetMovie(response.Data.Movie.ImdbCode,
MovieMethods.Credits);
movie = new MovieFull
{
Id = response.Data.Movie.Id,
Actors = response.Data.Movie.Actors,
BackgroundImagePath = string.Empty,
DateUploaded = response.Data.Movie.DateUploaded,
DateUploadedUnix = response.Data.Movie.DateUploadedUnix,
DescriptionFull = tmdbInfos.Overview,
DescriptionIntro = response.Data.Movie.DescriptionIntro,
Directors = response.Data.Movie.Directors,
DownloadCount = response.Data.Movie.DownloadCount,
FullHdAvailable = response.Data.Movie.Torrents.Any(torrent => torrent.Quality == "1080p"),
Genres = tmdbInfos.Genres.Select(a => a.Name).ToList(),
Images = response.Data.Movie.Images,
ImdbCode = response.Data.Movie.ImdbCode,
Language = response.Data.Movie.Language,
LikeCount = response.Data.Movie.LikeCount,
MpaRating = response.Data.Movie.MpaRating,
PosterImagePath = string.Empty,
RatingValue = response.Data.Movie.Rating,
RtAudienceRating = response.Data.Movie.RtAudienceRating,
RtAudienceScore = response.Data.Movie.RtAudienceScore,
RtCriticsRating = response.Data.Movie.RtCriticsRating,
RtCrtiticsScore = response.Data.Movie.RtCrtiticsScore,
Runtime = response.Data.Movie.Runtime,
Title = tmdbInfos.Title,
TitleLong = response.Data.Movie.TitleLong,
Torrents = response.Data.Movie.Torrents,
Url = response.Data.Movie.Url,
WatchInFullHdQuality = false,
Year = response.Data.Movie.Year,
YtTrailerCode = response.Data.Movie.YtTrailerCode
};
}, ct);
}
catch (Exception exception) when(exception is TaskCanceledException)
{
Logger.Debug(
"GetMovieFullDetailsAsync cancelled.");
}
catch (Exception exception)
{
Logger.Error(
$"GetMovieFullDetailsAsync: {exception.Message}");
throw;
}
finally
{
watch.Stop();
var elapsedMs = watch.ElapsedMilliseconds;
Logger.Debug(
$"GetMovieFullDetailsAsync ({movie.ImdbCode}) in {elapsedMs} milliseconds.");
}
return(movie);
}
public void Pageinitialization(MovieShort movie)
{
Title = movie.Title;
Task.Run(async() => { PredictionRate = await Prediction(movie); }).Wait();
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="movie">Movie</param>
public LoadMovieMessage(MovieShort movie)
{
Movie = movie;
}
/// <summary>
/// Get TMDb movie informations
/// </summary>
/// <param name="movieToLoad">Movie to load</param>
/// <returns>Movie's full details</returns>
public async Task <MovieFull> GetMovieFullDetailsAsync(MovieShort movieToLoad)
{
var watch = Stopwatch.StartNew();
var restClient = new RestClient(Constants.YtsApiEndpoint);
var request = new RestRequest("/{segment}", Method.GET);
request.AddUrlSegment("segment", "movie_details.json");
request.AddParameter("movie_id", movieToLoad.Id);
request.AddParameter("with_images", true);
request.AddParameter("with_cast", true);
var response = await restClient.ExecuteGetTaskAsync(request);
if (response.ErrorException != null)
{
Messenger.Default.Send(new ManageExceptionMessage(new WebException(response.ErrorException.Message)));
}
var movie = new MovieFull();
await Task.Run(() =>
{
var wrapper = JsonConvert.DeserializeObject <WrapperMovieFullDeserialized>(response.Content);
if (wrapper == null)
{
return;
}
var tmdbInfos = TmdbClient.GetMovie(wrapper.Movie.ImdbCode,
MovieMethods.Credits);
var rating = Convert.ToDouble(wrapper.Movie.Rating, CultureInfo.InvariantCulture);
rating /= 2.0;
movie = new MovieFull
{
Id = wrapper.Movie.Id,
Actors = wrapper.Movie.Actors,
BackgroundImagePath = string.Empty,
DateUploaded = wrapper.Movie.DateUploaded,
DateUploadedUnix = wrapper.Movie.DateUploadedUnix,
DescriptionFull = tmdbInfos.Overview,
DescriptionIntro = wrapper.Movie.DescriptionIntro,
Directors = wrapper.Movie.Directors,
DownloadCount = wrapper.Movie.DownloadCount,
FullHdAvailable = wrapper.Movie.Torrents.Any(torrent => torrent.Quality == "1080p"),
Genres = tmdbInfos.Genres.Select(a => a.Name).ToList(),
Images = wrapper.Movie.Images,
ImdbCode = wrapper.Movie.ImdbCode,
Language = wrapper.Movie.Language,
LikeCount = wrapper.Movie.LikeCount,
MpaRating = wrapper.Movie.MpaRating,
PosterImagePath = string.Empty,
RatingValue = rating,
RtAudienceRating = wrapper.Movie.RtAudienceRating,
RtAudienceScore = wrapper.Movie.RtAudienceScore,
RtCriticsRating = wrapper.Movie.RtCriticsRating,
RtCrtiticsScore = wrapper.Movie.RtCrtiticsScore,
Runtime = wrapper.Movie.Runtime,
Title = tmdbInfos.Title,
TitleLong = wrapper.Movie.TitleLong,
Torrents = wrapper.Movie.Torrents,
Url = wrapper.Movie.Url,
WatchInFullHdQuality = false,
Year = wrapper.Movie.Year,
YtTrailerCode = wrapper.Movie.YtTrailerCode
};
});
watch.Stop();
var elapsedMs = watch.ElapsedMilliseconds;
Logger.Debug(
$"GetMovieFullDetails ({movie.ImdbCode}) in {elapsedMs} milliseconds.");
return(movie);
}
public PredictionResult(MovieShort movie) : this()
{
BindingContext = new PredictionResultViewModel(movie, new PageService());
}
