public void CountPropertyOk()
{
clsFilmGenreCollection AllFilmGenres = new clsFilmGenreCollection();
Int32 count = 9744;
AllFilmGenres.Count = count;
Assert.AreEqual(AllFilmGenres.Count, count);
}
public void GetAllFilmsByGenreMethodOk()
{
clsFilmGenreCollection AllFilmGenres = new clsFilmGenreCollection();
Int32 numberofFilmsByGenre = 1830;
Int32 genreId = 1;
AllFilmGenres.GetAllFilmsByGenre(genreId);
Assert.AreEqual(AllFilmGenres.AllFilmsByGenre.Count, numberofFilmsByGenre);
}
public void ThisFilmGenrePropertyOk()
{
clsFilmGenreCollection FilmGenres = new clsFilmGenreCollection();
clsFilmGenre aFilmGenre = new clsFilmGenre();
aFilmGenre.FilmId = 45517;
aFilmGenre.GenreId = 3;
FilmGenres.ThisFilmGenre = aFilmGenre;
Assert.AreEqual(FilmGenres.ThisFilmGenre, aFilmGenre);
}
public void AddMethodOk()
{
clsFilmGenreCollection AllFilmGenres = new clsFilmGenreCollection();
clsFilmGenre TestItem = new clsFilmGenre();
TestItem.FilmId = 1;
TestItem.GenreId = 5;
AllFilmGenres.ThisFilmGenre = TestItem;
AllFilmGenres.Add();
AllFilmGenres.ThisFilmGenre.Find(TestItem.FilmId, TestItem.GenreId);
Assert.AreEqual(AllFilmGenres.ThisFilmGenre, TestItem);
}
public void CountMatchesList()
{
clsFilmGenreCollection FilmGenres = new clsFilmGenreCollection();
List <clsFilmGenre> testList = new List <clsFilmGenre>();
clsFilmGenre testItem = new clsFilmGenre();
testItem.FilmId = 1;
testItem.GenreId = 1;
testList.Add(testItem);
FilmGenres.AllFilmGenres = testList;
Assert.AreEqual(FilmGenres.Count, testList.Count);
}
public void AllFilmsByGenrePropertyOk()
{
clsFilmGenreCollection FilmGenres = new clsFilmGenreCollection();
List <clsFilmGenre> testList = new List <clsFilmGenre>();
clsFilmGenre testItem = new clsFilmGenre();
testItem.FilmId = 1;
testItem.GenreId = 1;
testList.Add(testItem);
FilmGenres.AllFilmsByGenre = testList;
Assert.AreEqual(FilmGenres.AllFilmsByGenre, testList);
}
public void DeleteMethodOk()
{
clsFilmGenreCollection AllFilmGenres = new clsFilmGenreCollection();
clsFilmGenre TestItem = new clsFilmGenre();
TestItem.FilmId = 1;
TestItem.GenreId = 5;
AllFilmGenres.ThisFilmGenre = TestItem;
AllFilmGenres.Add();
AllFilmGenres.Delete();
Boolean found = AllFilmGenres.ThisFilmGenre.Find(TestItem.FilmId, TestItem.GenreId);
Assert.IsFalse(found);
}
public void DeleteByFilmIdMethodOk()
{
bool found;
clsFilmGenreCollection AllFilmGenres = new clsFilmGenreCollection();
clsFilmCollection AllFilms = new clsFilmCollection();
AllFilms.ThisFilm.Title = "test";
Int32 primaryKey = AllFilms.Add();
Int32 genreId = 1;
AllFilmGenres.ThisFilmGenre.FilmId = primaryKey;
AllFilmGenres.ThisFilmGenre.GenreId = genreId;
AllFilmGenres.Add();
AllFilmGenres.DeleteByFilmId();
found = AllFilmGenres.ThisFilmGenre.Find(primaryKey, genreId);
Assert.IsFalse(found);
}
public void InstanceOk()
{
clsFilmGenreCollection AllFilmGenres = new clsFilmGenreCollection();
Assert.IsNotNull(AllFilmGenres);
}
void GenerateRecommendations(int genreId)
{
//create a new instance of the MLContext class
MLContext mlContext = new MLContext();
(IDataView trainingDataView, IDataView testDataView) = LoadData(mlContext);
ITransformer model = BuildAndTrainModel(mlContext, trainingDataView);
//create an instance of the class which represents the IDataView/ DataViewRow schema
DataViewSchema modelSchema;
//find the saved model
var path = Server.MapPath(@"~/Model.zip");
//load the saved model
ITransformer trainedModel = mlContext.Model.Load(path,
out modelSchema);
//create a prediction engine for film recommendations
var predictionEngine = mlContext.Model.CreatePredictionEngine <clsFilmRating, MovieRatingPrediction>(trainedModel);
var tempUserId = Session["UserId"];
Single userId;
Boolean signedIn = false;
//check if user is signed in
if (tempUserId == null)
{
userId = 1;
}
else
{
userId = Convert.ToSingle(tempUserId);
signedIn = true;
}
//get all films from the database
clsFilmGenreCollection AllFilms = new clsFilmGenreCollection();
AllFilms.GetAllFilmsByGenre(genreId);
List <clsFilmPrediction> AllPredictions = new List <clsFilmPrediction>();
clsFilmPrediction aFilmPrediction = new clsFilmPrediction();
foreach (clsFilmGenre aFilm in AllFilms.AllFilmsByGenre)
{
var potentialRecommendation = new clsFilmRating {
UserId = userId, FilmId = aFilm.FilmId
};
var movieRatingPrediction = predictionEngine.Predict(potentialRecommendation);
//if a rating is high enough, add it to film predictions
if (Math.Round(movieRatingPrediction.Score, 1) > 4.4)
{
aFilmPrediction = new clsFilmPrediction();
aFilmPrediction.FilmId = aFilm.FilmId;
aFilmPrediction.Score = movieRatingPrediction.Score;
AllPredictions.Add(aFilmPrediction);
}
}
//sort them by score
AllPredictions.Sort();
//get the ten best recommendations
var topTenPredictions = AllPredictions.Take(10);
clsFilmRecommendationCollection FilmRecommendations = new clsFilmRecommendationCollection();
clsFilmRecommendation aRecommendationToAdd = new clsFilmRecommendation();
clsMostRecommendedFilmsCollection AllMostRecommendedFilms = new clsMostRecommendedFilmsCollection();
clsMostRecommendedFilms aMostRecommendedFilm = new clsMostRecommendedFilms();
foreach (clsFilmPrediction aTopTenPrediction in topTenPredictions)
{
if (signedIn)
{
//save the recommendations for future use
aRecommendationToAdd = new clsFilmRecommendation();
aRecommendationToAdd.FilmId = aTopTenPrediction.FilmId;
aRecommendationToAdd.UserId = Convert.ToInt32(userId);
FilmRecommendations.ThisFilmRecommendation = aRecommendationToAdd;
FilmRecommendations.Add();
}
aMostRecommendedFilm = new clsMostRecommendedFilms();
AllMostRecommendedFilms.ThisMostRecommendedFilm.FilmId = aTopTenPrediction.FilmId;
if (AllMostRecommendedFilms.ThisMostRecommendedFilm.Find(aTopTenPrediction.FilmId) == true)
{
AllMostRecommendedFilms.IncreaseTimesRecommended();
}
else
{
AllMostRecommendedFilms.Add();
}
//get imdb information for film
pnlRecommendations.Controls.Add(anImdbApi.GetImdbInformation(aTopTenPrediction.FilmId));
}
pnlRecommendations.Visible = true;
//save the model for later use
mlContext.Model.Save(trainedModel, modelSchema, path);
}
protected void btnActionFilm_Click(object sender, EventArgs e)
{
string originalTitle = "";
editFilm = Convert.ToBoolean(Session["EditFilm"]);
if (editFilm)
{
originalTitle = Session["Title"].ToString();
}
string newTitle = txtFilmTitle.Text;
string tempImdbId = txtImdbId.Text;
Int32 imdbId = 0;
bool imdbIdOk = false;
clsFilm aFilm = new clsFilm();
var filmTitleCheck = aFilm.Valid(newTitle);
if (filmTitleCheck.Count != 0)
{
foreach (string error in filmTitleCheck)
{
Label lblError = new Label();
lblError.Text = "- " + error;
pnlActionFilmErrorBody.Controls.Add(lblError);
pnlActionFilmErrorBody.Controls.Add(new LiteralControl("<br />"));
}
}
clsLinkCollection AllLinks = new clsLinkCollection();
var imdbIdCheck = AllLinks.ThisLink.Valid(tempImdbId);
if (imdbIdCheck.Count != 0)
{
foreach (string error in imdbIdCheck)
{
Label lblError = new Label();
lblError.Text = "- " + error;
pnlActionFilmErrorBody.Controls.Add(lblError);
pnlActionFilmErrorBody.Controls.Add(new LiteralControl("<br />"));
imdbIdOk = false;
}
pnlActionFilmError.Visible = true;
}
else
{
imdbId = Convert.ToInt32(tempImdbId);
bool ImdbIdAlreadyExists = AllLinks.ImdbIdAlreadyExistsCheck(imdbId);
if (ImdbIdAlreadyExists)
{
//if (!editFilm) //adding a new film
//{
Label lblError = new Label();
lblError.Text = "- IMDBId already assigned to another film";
pnlActionFilmErrorBody.Controls.Add(lblError);
pnlActionFilmErrorBody.Controls.Add(new LiteralControl("<br />"));
pnlActionFilmError.Visible = true;
imdbIdOk = false;
//}
Int32 originalImdbId = Convert.ToInt32(Session["originalIMDBId"]);
if (originalImdbId == imdbId)
{
imdbIdOk = true;
}
else
{
imdbIdOk = false;
}
//else //if we're editing a film
//{
// Int32 originalImdbId = Convert.ToInt32(Session["originalIMDBId"]);
// if (originalImdbId != imdbId)
// {
// Label lblError = new Label();
// lblError.Text = "- IMDBId already assigned to another film";
// pnlActionFilmErrorBody.Controls.Add(lblError);
// pnlActionFilmErrorBody.Controls.Add(new LiteralControl("<br />"));
// imdbIdOk = false;
// }
// else
// {
// imdbIdOk = true;
// }
//}
}
else
{
imdbIdOk = true;
}
}
newTitle = newTitle.TrimEnd();
string yearReleased = " " + "(" + ddlYear.SelectedValue + ")";
string titleAndYearReleased = newTitle + yearReleased;
bool filmAlreadyExists = false;
clsFilmCollection AllFilms = new clsFilmCollection();
if (AllFilms.FilmAlreadyExistsCheck(titleAndYearReleased))
{
if (!editFilm)
{
Label lblError = new Label();
lblError.Text = "Film already exists";
pnlActionFilmErrorBody.Controls.Add(lblError);
filmAlreadyExists = true;
}
else //if we ARE editing a film
{
if (newTitle != originalTitle)
{
Label lblError = new Label();
lblError.Text = "Film already exists";
pnlActionFilmErrorBody.Controls.Add(lblError);
filmAlreadyExists = true;
}
else
{
filmAlreadyExists = false;
}
}
}
else
{
filmAlreadyExists = false;
}
if (!editFilm && !filmAlreadyExists && imdbIdOk)
{
AllFilms = new clsFilmCollection();
AllFilms.ThisFilm.Title = titleAndYearReleased;
Int32 filmId = AllFilms.Add();
AllLinks.ThisLink.FilmId = filmId;
AllLinks.ThisLink.ImdbId = imdbId;
AllLinks.Add();
clsFilmGenreCollection AllFilmGenres = new clsFilmGenreCollection();
foreach (ListItem item in chkbxlstGenres.Items)
{
if (item.Selected)
{
AllFilmGenres.ThisFilmGenre.FilmId = filmId;
AllFilmGenres.ThisFilmGenre.GenreId = Convert.ToInt32(item.Value);
AllFilmGenres.Add();
AllFilmGenres = new clsFilmGenreCollection();
}
}
LoadData();
pnlActionFilm.Visible = false;
}
if (editFilm)
{
AllFilms = new clsFilmCollection();
AllFilms.ThisFilm.FilmId = Convert.ToInt32(Session["FilmId"]);
newTitle = titleAndYearReleased;
if (newTitle == originalTitle)
{
AllFilms.ThisFilm.Title = originalTitle;
}
else
{
AllFilms.ThisFilm.Title = newTitle;
}
AllFilms.Update();
clsFilmGenreCollection AllFilmGenres = new clsFilmGenreCollection();
AllFilmGenres.ThisFilmGenre.FilmId = filmId;
AllFilmGenres.DeleteByFilmId();
foreach (ListItem item in chkbxlstGenres.Items)
{
if (item.Selected)
{
AllFilmGenres.ThisFilmGenre.FilmId = filmId;
AllFilmGenres.ThisFilmGenre.GenreId = Convert.ToInt32(item.Value);
AllFilmGenres.Add();
AllFilmGenres = new clsFilmGenreCollection();
}
}
LoadData();
pnlActionFilm.Visible = false;
}
}
