public HomeControllerService(ILogger logger)
{
_logger = logger;
RandomUserIdGenerator = new RandomUserIdGenerator();
PersonalizedRecommendationsService = new PersonalizedRecommendationsService(_logger);
}
public async Task <PersonalizeViewModel> GetRecommendations(string userid)
{
try
{
var randomUserIdGenerator = new RandomUserIdGenerator();
if (string.IsNullOrEmpty(userid))
{
userid = randomUserIdGenerator.GetUser();
}
PersonalizeViewModel results = new PersonalizeViewModel();
//user recommendations
_logger.LogInformation("START: getting recommended items");
var recommendations = await PersonalizedRecommendationsService.GetRecommendations(userid);
results.User = recommendations.User;
results.RecommendedItems = recommendations.RecommendedItems;
_logger.LogInformation("END: getting recommended items");
//movies rated by user
_logger.LogInformation("START: getting movies rated by user");
results.MoviesRatedByUser = await PersonalizedRecommendationsService.GetAllMoviesRatedByUser(userid);
_logger.LogInformation("END: getting movies rated by user");
//most popular items
_logger.LogInformation("START: getting most popular items");
results.MostPopularItems = await PersonalizedRecommendationsService.GetMostPopularItems(userid);
_logger.LogInformation("END: getting most popular items");
//recommendations by ranking for most popular items
_logger.LogInformation("START: getting personalized-ranking for most popular items");
results.PersonalizedRankingResults = await PersonalizedRecommendationsService.GetPersonalizedResults(userid, results.MostPopularItems.Movies);
_logger.LogInformation("END: getting personalized-ranking for recommended items");
//recommendations by ranking for likely recommendations
_logger.LogInformation("START: getting personalized-ranking for recommended items");
results.PersonalizedRankingResultsForRecommendations = await PersonalizedRecommendationsService.GetPersonalizedResults(userid, results.RecommendedItems.Movies);
_logger.LogInformation("END: getting personalized-ranking for recommended items");
return(results);
}
catch (Exception e)
{
throw;
}
}
