Add a view to show user movie ratings and add/update ratings.

src/main/java/com/camillepradel/movierecommender/controller/MainController.java

@@ -5,12 +5,15 @@ import java.util.LinkedList;
 import java.util.List;
 
 import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.servlet.ModelAndView;
+import org.springframework.web.bind.annotation.RequestMethod;
 
 import com.camillepradel.movierecommender.model.Genre;
 import com.camillepradel.movierecommender.model.Movie;
+import com.camillepradel.movierecommender.model.Rating;
 
 @Controller
 public class MainController {
@@ -48,4 +51,45 @@ public class MainController {
 		mv.addObject("movies", movies);
 		return mv;
 	}
+
+	@RequestMapping(value = "/movieratings", method = RequestMethod.GET)
+	public ModelAndView showMoviesRattings(
+			@RequestParam(value = "user_id", required = true) Integer userId) {
+		System.out.println("GET /movieratings for user " + userId);
+
+		// TODO: write query to retrieve all movies from DB
+		List<Movie> allMovies = new LinkedList<Movie>();
+		Genre genre0 = new Genre(0, "genre0");
+		Genre genre1 = new Genre(1, "genre1");
+		Genre genre2 = new Genre(2, "genre2");
+		allMovies.add(new Movie(0, "Titre 0", Arrays.asList(new Genre[] {genre0, genre1})));
+		allMovies.add(new Movie(1, "Titre 1", Arrays.asList(new Genre[] {genre0, genre2})));
+		allMovies.add(new Movie(2, "Titre 2", Arrays.asList(new Genre[] {genre1})));
+		allMovies.add(new Movie(3, "Titre 3", Arrays.asList(new Genre[] {genre0, genre1, genre2})));
+
+		// TODO: write query to retrieve all ratings from the specified user
+		List<Rating> ratings = new LinkedList<Rating>();
+		ratings.add(new Rating(new Movie(0, "Titre 0", Arrays.asList(new Genre[] {genre0, genre1})), userId, 3));
+		ratings.add(new Rating(new Movie(2, "Titre 2", Arrays.asList(new Genre[] {genre1})), userId, 4));
+
+		ModelAndView mv = new ModelAndView("movieratings");
+		mv.addObject("userId", userId);
+		mv.addObject("allMovies", allMovies);
+		mv.addObject("ratings", ratings);
+
+		return mv;
+	}
+
+	@RequestMapping(value = "/movieratings", method = RequestMethod.POST)
+	public String saveOrUpdateRating(@ModelAttribute("rating") Rating rating) {
+		System.out.println("POST /movieratings for user " + rating.getUserId()
+											+ ", movie " + rating.getMovie().getId()
+											+ ", score " + rating.getScore());
+
+		// TODO: add query which
+		//         - add rating between specified user and movie if it doesn't exist
+		//         - update it if it does exist
+
+		return "redirect:/movieratings?user_id=" + rating.getUserId();
+	}
 }

src/main/java/com/camillepradel/movierecommender/model/Movie.java

@@ -14,7 +14,7 @@ public class Movie {
         this.genres = genres;
     }
 
-    public long getId() {
+    public int getId() {
         return this.id;
     }
 

src/main/java/com/camillepradel/movierecommender/model/Rating.java

@@ -0,0 +1,67 @@
+package com.camillepradel.movierecommender.model;
+
+import java.util.Arrays;
+
+public class Rating {
+
+    private Movie movie;
+    private int userId;
+    private int score;
+
+    public Rating() {
+        this.movie = null;
+        this.userId = 0;
+        this.score = 0;
+    }
+
+    public Rating(Movie movie, int userId, int score) {
+        this.movie = movie;
+        this.userId = userId;
+        this.score = score;
+    }
+
+    public Rating(Movie movie, int userId) {
+        this.movie = movie;
+        this.userId = userId;
+        this.score = 0;
+    }
+
+	public Movie getMovie() {
+        return this.movie;
+    }
+
+    public void setMovie(Movie movie) {
+		this.movie = movie;
+	}
+
+    // pseudo getter and setter for movie id
+    // (in order to automatically serialize Rating object on form submission)
+
+	public int getMovieId() {
+        return this.movie.getId();
+    }
+
+    public void setMovieId(int movieId) {
+        // TODO: get movie with id movieId from database
+        String title = "Titre";
+        Genre genre0 = new Genre(0, "genre0");
+        Genre genre1 = new Genre(1, "genre1");
+        this.movie = new Movie(movieId, title, Arrays.asList(new Genre[] {genre0, genre1}));
+    }
+
+    public int getUserId() {
+        return this.userId;
+    }
+
+	public void setUserId(int userId) {
+		this.userId = userId;
+	}
+
+    public int getScore() {
+        return this.score;
+    }
+
+	public void setScore(int score) {
+		this.score = score;
+	}
+}