private static double GenerateRating(RatingsValue ratingsValue)
{
var rating = 10;
switch (ratingsValue)
{
case RatingsValue.Negative:
rating = rnd.Next(2, 5);
break;
case RatingsValue.Neutral:
rating = rnd.Next(5, 8);
break;
case RatingsValue.Positive:
rating = rnd.Next(8, 11);
break;
case RatingsValue.Random:
rating = rnd.Next(2, 11);
break;
}
return((double)rating / 2);
}
private static void GenerateRatings(int usersStartingIndex, int numberOfUsers, int movieIndex, RatingsValue ratingsValue)
{
for (int i = usersStartingIndex; i < usersStartingIndex + numberOfUsers; i++)
{
var rating = GenerateRating(ratingsValue);
records.Add(new Rating(i, movieIndex, rating));
}
}
private static void GenerateRatings(int usersStartingIndex, int numberOfUsers, MoviesCategory moviesCategory, RatingsValue ratingsValue, double percentageOfRatedMovies)
{
for (int i = usersStartingIndex; i < usersStartingIndex + numberOfUsers; i++)
{
var movieIndexes = GenerateMovieIndexes(moviesCategory, percentageOfRatedMovies);
foreach (var movieIndex in movieIndexes)
{
var rating = GenerateRating(ratingsValue);
records.Add(new Rating(i, movieIndex, rating));
}
}
}
