implement displayMoviesByGenre method

src/main/java/movie/apis/MovieService.java

@@ -103,10 +103,34 @@ public class MovieService {
      * PUT ALL PARSING CODE INSIDE try-catch
      */
     public void displayMoviesByGenre(Long genreId, Long page) {
-        // TODO: Write your code here
-        // All parsing code must be inside try-catch
+
+        String jsonResponse = getMoviesByGenreList(genreId, page);
+
+        if (jsonResponse == null) {
+            System.out.println("Failed to get genres");
+            return;
+        }
+
         try {
-            // Your code here
+            JsonObject rootObject = JsonParser.parseString(jsonResponse).getAsJsonObject();
+            JsonArray moviesArray = rootObject.getAsJsonArray("movies");
+            Type movieListType = new TypeToken<ArrayList<Movie>>(){}.getType();
+
+            Gson gson = new Gson();
+            List<Movie> movies = gson.fromJson(moviesArray, movieListType);
+            int total = rootObject.get("total").getAsInt();
+            int totalPages = rootObject.get("total_pages").getAsInt();
+
+            for(int i=0 ; i<movies.size() ; i++) {
+
+                Movie movie = movies.get(i);
+                System.out.println("ID: " + movie.getId() + " | " + movie.getTitle() +
+                                    " (" + movie.getYear() + ")");
+
+            }
+
+            System.out.println("\nTotal: " + total + " | " + "Total Pages: " + totalPages);
+
 
         } catch (Exception e) {
             System.err.println("ERROR: " + e.getMessage());