/// <summary>
/// Get movies for the provider
/// </summary>
/// <returns><see cref="ProviderMovies"/></returns>
public virtual ProviderMovies GetMovies()
{
return(_cacheProvider.GetCacheEntry($"{this.Name + "_Movies"}", () =>
{
var movies = _moviesProviderClient.Get <MoviesCollection>(_url + "movies")?.Result;
if (movies != null)
{
var providerMovies = new ProviderMovies(_movieProvider);
movies.Movies.OrderBy(movie => movie.Title).ToList()
.ForEach(movie => providerMovies.Movies.Add(movie));
return providerMovies;
}
return null;
}));
//var providerMovies = new ProviderMovies(this.Name);
//providerMovies.Movies.AddRange(new List<Movie>()
//{
// new Movie { ID = "1", Title = "The return of the Jedi" }
//});
//return providerMovies;
}
/// <summary>
/// Get cheapest deal for a movie from all providers
/// </summary>
/// <param name="title">The title words of the movie</param>
/// <returns><see cref="Task{IEnumerable{ProviderMovie}}"/></returns>
public async Task <IEnumerable <ProviderMovie> > GetCheapestDeal(string title)
{
return(await Task.Run(() =>
{
try
{
var moviesFromAllProviders = new ConcurrentBag <ProviderMovies>();
//Get all movies
Parallel.ForEach(_movieProviders, provider =>
{
try
{
var movies = provider.GetMovies();
if (movies != null)
{
moviesFromAllProviders.Add(movies);
}
Console.WriteLine($"Successfully got movies from Provider {provider.Name.ToString()}.");
}
catch (Exception ex)
{
Console.WriteLine($"Failed to get movies from Provider {provider.Name.ToString()}. {ex.Message}");
}
});
//Get movies that match the title
var foundMoviesFromProviders = moviesFromAllProviders.Select(providerMovies => {
var p = new ProviderMovies(providerMovies.Name);
p.Movies.AddRange(providerMovies.Movies.Where(m => m.Title.ToLower().Contains(title.ToLower())));
return p;
});
var movieDetailsFromProviders = new ConcurrentBag <ProviderMovie>();
//Get all movie details for found movies
Parallel.ForEach(foundMoviesFromProviders, providerMovies =>
{
Parallel.ForEach(providerMovies.Movies, movie =>
{
try
{
var m = _movieProviders.Single(x => x.Name == providerMovies.Name).GetMovie(movie.ID);
if (m != null && m.Movie != null)
{
movieDetailsFromProviders.Add(m);
}
Console.WriteLine($"Successfully got movie details from Provider {providerMovies.Name.ToString()}.");
}
catch (Exception ex)
{
Console.WriteLine($"Failed to get movie details for { movie.ID } from Provider {providerMovies.Name.ToString()}. {ex.Message}");
}
});
});
var distinctMovies = movieDetailsFromProviders.Distinct(new MovieEqualityComparer());
return distinctMovies.GroupBy(x => x.Movie.Title)
.Select(g => g.MinBy(x => decimal.Parse(x.Movie.Price)))
.OrderBy(x => x.Movie.Title)
.ToList();
}
catch (Exception ex)
{
Console.WriteLine($"Failed to get cheapest deal movies. {ex.Message}");
return new List <ProviderMovie>();
}
}));
}
