diff --git a/src/main/java/Rational/Rational.java b/src/main/java/Rational/Rational.java index 7bd840e..f778641 100644 --- a/src/main/java/Rational/Rational.java +++ b/src/main/java/Rational/Rational.java @@ -54,42 +54,45 @@ public class Rational { // TODO: Instance method - this - other // Formula: a/b - c/d = (a*d - c*b) / (b*d) public Rational subtract(Rational other) { - // YOUR CODE HERE - return null; // Remove this line when implemented + int newNumerator = this.numerator * other.denominator- other.numerator * this.denominator; + int newDenominator = this.denominator * other.denominator; + return new Rational(newNumerator, newDenominator); } // TODO: Static method - r1 - r2 public static Rational subtract(Rational r1, Rational r2) { - // YOUR CODE HERE - return null; // Remove this line when implemented + return r1.subtract(r2); } // TODO: Instance method - this * other // Formula: (a/b) * (c/d) = (a*c) / (b*d) public Rational multiply(Rational other) { - // YOUR CODE HERE - return null; // Remove this line when implemented + int newNumerator = this.numerator * other.numerator; + int newDenominator = this.denominator * other.denominator; + return new Rational(newNumerator, newDenominator); } // TODO: Static method - r1 * r2 public static Rational multiply(Rational r1, Rational r2) { - // YOUR CODE HERE - return null; // Remove this line when implemented + return r1.multiply(r2); } // TODO: Instance method - this / other // Formula: (a/b) รท (c/d) = (a*d) / (b*c) public Rational divide(Rational other) { - // YOUR CODE HERE - // HINT: Division is multiplication by reciprocal - // Don't forget to check if other.numerator is zero! - return null; // Remove this line when implemented + if (other.numerator == 0) { + throw new ArithmeticException("Cannot divide by zero"); + } + + int newNumerator = this.numerator * other.denominator; + int newDenominator = this.denominator * other.numerator; + + return new Rational(newNumerator, newDenominator); } // TODO: Static method - r1 / r2 public static Rational divide(Rational r1, Rational r2) { - // YOUR CODE HERE - return null; // Remove this line when implemented + return r1.divide(r2); } // PROVIDED - String representation diff --git a/src/main/java/movie/apis/Main.java b/src/main/java/movie/apis/Main.java index f0e713d..7ed4cf7 100644 --- a/src/main/java/movie/apis/Main.java +++ b/src/main/java/movie/apis/Main.java @@ -21,15 +21,15 @@ public class Main { break; case 2: - // TODO: Get genre ID and page from user, then call movieService.displayMoviesByGenre() - + long generid = getLongInput("Enter gener ID : "); + long page = getLongInput("Enter page : "); + movieService.displayMoviesByGenre(generid , page); break; case 3: - // TODO (BONUS): Get movie ID from user, then call movieService.displayMovieDetails() - - + long movieid = getLongInput("Enter movie ID : "); + movieService.displayMovieDetails(movieid); break; case 0: diff --git a/src/main/java/movie/apis/Movie.java b/src/main/java/movie/apis/Movie.java index c8cc4e2..53b90a5 100644 --- a/src/main/java/movie/apis/Movie.java +++ b/src/main/java/movie/apis/Movie.java @@ -10,15 +10,81 @@ public class Movie { private Long id; private String title; - private List genres; - private String images; + private List genres; + private List images; private String year; - private String imdbRating; + private String imdb_rating; private String country; - // TODO: Create a constructor with all fields + public Movie(Long id, String title, String year, List genres, List images, String country, String imdb_rating){ + this.id = id; + this.country = country; + this.title = title; + this.year = year; + this.images = images; + this.imdb_rating = this.imdb_rating; + } + + public Movie(Long id, String title) { + this.id = id; + this.title = title; + } + + public Long getId() { + return id; + } + + public void setId(Long id) { + this.id = id; + } + + public String getYear(){ + return year; + } + + public void setYear(String year){ + this.year = year; + } + + public String getCountry(){ + return country; + } + + public void setCountry(String country){ + this.country = country; + } + + public String getImdb_rating(){ + return imdb_rating; + } + + public void setImdb_rating(String imdb_rating){ + this.imdb_rating = imdb_rating; + } + + public String getTitle() { + return title; + } + + public void setTitle(String title) { + this.title = title; + } + + public List getImages() { + return images; + } + + public void setImages(List images) { + this.images = images; + } + + public List getGenres(){ + return genres; + } + + public void setGenres(List genres){ + this.genres = genres; + } +} - // TODO: Create a simple constructor with id and title only - // TODO: Create getters and setters for all fields -} \ No newline at end of file diff --git a/src/main/java/movie/apis/MovieService.java b/src/main/java/movie/apis/MovieService.java index cbbe70b..464335b 100644 --- a/src/main/java/movie/apis/MovieService.java +++ b/src/main/java/movie/apis/MovieService.java @@ -102,10 +102,38 @@ 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 try { - // Your code here + String jsonResponse = getMoviesByGenreList(genreId , page); + if(jsonResponse == null){ + System.out.println("Failed to get movies for this gener"); + return; + } + + JsonObject root = JsonParser.parseString(jsonResponse).getAsJsonObject(); + + JsonArray moviesArray = root.getAsJsonArray("movies"); + + if(moviesArray == null || moviesArray.isEmpty()){ + System.out.println("No Movie found"); + return; + } + + System.out.println("\nMOVIES LIST (Gener ID :" + genreId + ", Page :" + page + "):"); + for(JsonElement movieElement : moviesArray){ + + JsonObject movieObj = movieElement.getAsJsonObject(); + long id = movieObj.get("id").getAsLong(); + String title = movieObj.get("title").getAsString(); + String year = movieObj.get("year").getAsString(); + + System.out.println("ID:" + id + " | " + title + "(" + year + ")"); + } + + int total = root.get("total").getAsInt(); + int totalPage = root.get("total_pages").getAsInt(); + + System.out.println("Total Movies : " + total); + System.out.println("Total Pages : " + totalPage); } catch (Exception e) { System.err.println("ERROR: " + e.getMessage()); @@ -120,12 +148,14 @@ public class MovieService { private String getMovieById(Long movieId) { try { // TODO: Complete this method - // String url = MOVIE_BY_ID_URL + movieId; - // HttpRequest request = HttpRequest.newBuilder().uri(URI.create(url)).build(); - // HttpResponse response = client.send(request, HttpResponse.BodyHandlers.ofString()); - // if (response.statusCode() == 200) return response.body(); - - return null; + String url = MOVIE_BY_ID_URL + movieId; + HttpRequest request = HttpRequest.newBuilder().uri(URI.create(url)).build(); + HttpResponse response = client.send(request, HttpResponse.BodyHandlers.ofString()); + if (response.statusCode() == 200) return response.body(); + else { + System.out.println("HTTP error code :" + response.statusCode()); + return null; + } } catch (Exception e) { System.out.println("!!Exception : " + e.getMessage()); } @@ -179,8 +209,33 @@ public class MovieService { // HINT: For each genre, use getAsString() // Your code here: + JsonObject movieObj = JsonParser.parseString(jsonResponse).getAsJsonObject(); + if(movieObj == null){ + System.out.println("Movie not foud!"); + return; + } + long id = movieObj.get("id").getAsLong(); + String title = movieObj.get("title").getAsString(); + String year = movieObj.get("year").getAsString(); + String poster = movieObj.get("poster").getAsString(); + String country = movieObj.get("country").getAsString(); + String imdb_rating = movieObj.get("imdb_rating").getAsString(); + JsonArray genresArray = movieObj.get("genres").getAsJsonArray(); + List genreList = new ArrayList<>(); + for(JsonElement g : genresArray){ + genreList.add(g.getAsString()); + } + + System.out.println("\nMOVIE DETAILS: "); + System.out.println("ID: "+ id); + System.out.println("Title: "+ title); + System.out.println("Year: " + year); + System.out.println("Country: " + country); + System.out.println("imdb_rating: " + imdb_rating); + System.out.println("Genres: " + genreList); + System.out.println("Poster: " + poster); } catch (Exception e) { System.err.println("ERROR parsing movie details: " + e.getMessage()); }