Package com.esprit.controllers.cinemas

Class CinemaStatisticsController

java.lang.Object
com.esprit.controllers.cinemas.CinemaStatisticsController
public class CinemaStatisticsController extends Object
Is responsible for generating and displaying sentiment statistics for various cinemas based on user comments. It retrieves movie commentary data from a service, generates sentiment statistics for each cinema using the comments, and creates PieCharts to visualize the statistics. The controller also displays the generated PieCharts in an AnchorPane.

  • Field Details

    • cinemaCommentService

      private final CinemaCommentService cinemaCommentService

    • cinemaService

      private final CinemaService cinemaService

    • statisticsAnchor

      private javafx.scene.layout.AnchorPane statisticsAnchor

  • Constructor Details

    • CinemaStatisticsController

      public CinemaStatisticsController()

  • Method Details

    • showStatistics

      void showStatistics(javafx.event.ActionEvent event)
      Clears an existing children container, retrieves comments from a database, generates sentiment statistics for each cinema, and displays the statistics as PieCharts within a new container added to the parent AnchorPane.
      Parameters:
      event - ActionEvent triggered by the button click that initiates the code execution and calls the `showStatistics()` method.

      - `event`: an instance of `ActionEvent`, representing a user-generated event

    • generateSentimentStatistics

      private Map<String,Map<String,Integer>> generateSentimentStatistics(List<CinemaComment> comments)
      Generates a map of sentiment statistics for each cinema based on a list of comments, where each comment is associated with a cinema and a sentiment label. The function counts the number of comments with each sentiment and stores it in the map for that cinema.
      Parameters:
      comments - list of comments that will be processed to generate sentiment statistics for each cinema.

      - It is a list of `CinemaComment` objects, representing user comments on cinema movies.

    • createPieChart

      private javafx.scene.chart.PieChart createPieChart(String cinemaName, Map<String,Integer> sentimentStatistics)
      Creates a PieChart object and sets its title based on a cinema name and sentiment statistics map. It then adds the chart data based on the map entries.
      Parameters:
      cinemaName - name of the cinema for which sentiment statistics are being generated and displayed in the PieChart.
      sentimentStatistics - sentiment statistics of a cinema, which is used to generate a pie chart displaying the distribution of sentiment scores for that cinema.

      - `Map<String, Integer>`: This map contains sentiment statistics for different cinema names, where each key represents a cinema name and the value represents the number of reviews with a positive sentiment towards that cinema.