public PersonalizeViewModel()
{
RecommendedItems = new RecommendedItems();
MoviesRatedByUser = new MoviesRatedByUser();
MostPopularItems = new MostPopularItems();
PersonalizedRankingResults = new PersonalizedRankingResults();
SimilarItems = new SimilarItems();
PersonalizedRankingResultsForRecommendations = new PersonalizedRankingResults();
}
public async Task <PersonalizedRankingResults> GetPersonalizedResults(string userId, List <Movie> movies)
{
PersonalizedRankingResults results = null;
try
{
//USER_PERSONALIZATION -- userid required
var request = new GetPersonalizedRankingRequest //personal-ranking
{
CampaignArn =
AwsParameterStoreClient.GetPersonalRankingArn(),
UserId = userId,
InputList = movies.Select(s => s.Id).ToList()
};
var response = await AmazonPersonalizeRuntimeClient.GetPersonalizedRankingAsync(request);
var recommendedItems = response.PersonalizedRanking;
var json = JsonConvert.SerializeObject(recommendedItems);
Logger.LogInformation("GetPersonalizedResults:" + userId + ": " + json);
results = new PersonalizedRankingResults();
List <string> itemIds = recommendedItems.Select(s => s.ItemId).ToList();
results.Movies = await _storageService.GetMovieData(itemIds.ToArray());
return(results);
}
catch (Exception ex)
{
throw;
}
}
