public async Task <List <MovieDTO> > RecommendedMoviesByUserId(string userId)
{
List <string> followedMovieIds = _repo.GetFollowingMovies(userId);
var numberOfMovies = Math.Min(3, followedMovieIds.Count);
var randomIndiciesArray = GetRandomUniquePositiveInts(numberOfMovies, followedMovieIds.Count);
var loadRecommendedTask = new List <Task <List <string> > >();
for (int i = 0; i < numberOfMovies; i++)
{
loadRecommendedTask.Add(ApiProcessor.LoadRecommendedMovies(followedMovieIds[randomIndiciesArray[i]]));
}
var movieIds = new HashSet <string>();
while (loadRecommendedTask.Count > 0)
{
var completedTask = await Task.WhenAny(loadRecommendedTask);
foreach (var recommendedURL in completedTask.Result)
{
var movieId = ParseMovieIdFromURL(recommendedURL);
movieIds.Add(movieId);
}
loadRecommendedTask.Remove(completedTask);
}
foreach (var followedMovieId in followedMovieIds)
{
movieIds.Remove(followedMovieId);
}
var getMovieTasks = new List <Task <MovieDTO> >();
foreach (var movieId in movieIds)
{
getMovieTasks.Add(GetMovie(movieId));
}
var recommendedDTOs = new List <MovieDTO>();
while (getMovieTasks.Count > 0)
{
var completedTask = await Task.WhenAny(getMovieTasks);
recommendedDTOs.Add(completedTask.Result);
getMovieTasks.Remove(completedTask);
}
return(recommendedDTOs);
}
public async Task <List <string> > GetFollowingMovies(string username)
{
List <Repository.Models.FollowingMovie> repoFollowingMovies = await _repo.GetFollowingMovies(username);
if (repoFollowingMovies == null)
{
Console.WriteLine("UserLogic.GetFollowingMovies() was called for a username that doesn't exist.");
return(null);
}
List <string> followingMovies = new List <string>();
foreach (var repoFollowingMovie in repoFollowingMovies)
{
followingMovies.Add(repoFollowingMovie.MovieId);
}
return(followingMovies);
}
public async Task NoUserGetFollowingMovieTest()
{
object result;
RelatedDataSet dataSetA = new RelatedDataSet("JimmyJimerson", "ab10101010", "Theory");
using (var context = new Repository.Models.Cinephiliacs_DbContext(dbOptions))
{
context.Database.EnsureDeleted();
context.Database.EnsureCreated();
RepoLogic repoLogic = new RepoLogic(context);
// Test GetFollowingMovies() without User dependency
result = await repoLogic.GetFollowingMovies(dataSetA.User.Username);
}
Assert.Null(result);
}