diff --git a/src/main/java/Rational/Rational.java b/src/main/java/Rational/Rational.java index 7bd840e..4f5d0de 100644 --- a/src/main/java/Rational/Rational.java +++ b/src/main/java/Rational/Rational.java @@ -47,49 +47,47 @@ public class Rational { } // COMPLETED - Static method: r1 + r2 - public static Rational add(Rational r1, Rational r2) { - return r1.add(r2); - } + public static Rational add(Rational r1, Rational r2) {return r1.add(r2);} - // TODO: Instance method - this - other - // Formula: a/b - c/d = (a*d - c*b) / (b*d) + //TODO 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 - } + //TODO + public static Rational subtract(Rational r1, Rational r2) {return r1.subtract(r2);} - // TODO: Instance method - this * other - // Formula: (a/b) * (c/d) = (a*c) / (b*d) + //TODO 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 - } + //TODO + public static Rational multiply(Rational r1, Rational r2) {return r1.multiply(r2);} - // TODO: Instance method - this / other - // Formula: (a/b) รท (c/d) = (a*d) / (b*c) + //TODO 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) { + System.out.println("You can't divide a number by zero!"); + return null; + } + + int newNumerator = this.numerator * other.denominator; + int newDenominator = this.denominator * other.numerator; + return new Rational(newNumerator, newDenominator); } - // TODO: Static method - r1 / r2 + //TODO public static Rational divide(Rational r1, Rational r2) { - // YOUR CODE HERE - return null; // Remove this line when implemented + if (r2.numerator == 0) { + System.out.println("You can't divide a number by zero!"); + return null; + } + 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..4d06644 100644 --- a/src/main/java/movie/apis/Main.java +++ b/src/main/java/movie/apis/Main.java @@ -23,12 +23,31 @@ public class Main { case 2: // TODO: Get genre ID and page from user, then call movieService.displayMoviesByGenre() + System.out.println("\n===== Display Movies by Genre ====="); + + //Getting genre ID + System.out.print("Enter genre ID: "); + Long genreId = scanner.nextLong(); + + //Getting page + System.out.print("Enter page number: "); + Long page = scanner.nextLong(); + + movieService.displayMoviesByGenre(genreId, page); + break; case 3: // TODO (BONUS): Get movie ID from user, then call movieService.displayMovieDetails() + System.out.println("\n===== Display Movie Details ====="); + + //Getting movie ID + System.out.print("Enter movie ID: "); + Long movieId = scanner.nextLong(); + + movieService.displayMovieDetails(movieId); break; diff --git a/src/main/java/movie/apis/Movie.java b/src/main/java/movie/apis/Movie.java index 969774a..10db041 100644 --- a/src/main/java/movie/apis/Movie.java +++ b/src/main/java/movie/apis/Movie.java @@ -15,10 +15,199 @@ public class Movie { private String year; private String imdb_rating; private String country; + private String actors, awards, director, imdb_id, imdb_votes, metascore, + plot, rated, released, runtime, type, writer; - // TODO: Create a constructor with all fields + //TODO + public Movie (Long id, String title, List genres, + List images, String year, String imdb_rating, + String country, String actors, String awards, String director, String imdb_id, + String imdb_votes, String metascore, String plot, String rated, String released, + String runtime, String type, String writer) { + this.id = id; + this.title = title; + this.genres = genres; + this.images = images; + this.year = year; + this.imdb_rating = imdb_rating; + this.country = country; + this.actors = actors; + this.awards = awards; + this.director = director; + this.imdb_id = imdb_id; + this.imdb_votes = imdb_votes; + this.metascore = metascore; + this.plot = plot; + this.rated = rated; + this.released = released; + this.runtime = runtime; + this.type = type; + this.writer = writer; + } - // TODO: Create a simple constructor with id and title only + //TODO + public Movie (Long id, String title) { + this.id = id; + this.title = title; + } - // TODO: Create getters and setters for all fields + // TODO + + //Getters: + + public Long getId () { + return id; + } + + public String getTitle () { + return title; + } + + public List getGenres () { + return genres; + } + + public List getImages () { + return images; + } + + public String getYear() { + return year; + } + + public String getImdb_rating() { + return imdb_rating; + } + + public String getCountry() { + return country; + } + + public String getActors() { + return actors; + } + + public String getAwards() { + return awards; + } + + public String getDirector() { + return director; + } + + public String getImdb_id() { + return imdb_id; + } + + public String getImdb_votes() { + return imdb_votes; + } + + public String getMetascore() { + return metascore; + } + + public String getPlot() { + return plot; + } + + public String getRated() { + return rated; + } + + public String getReleased() { + return released; + } + + public String getRuntime() { + return runtime; + } + + public String getType() { + return type; + } + + public String getWriter() { + return writer; + } + + + + //Setters: + + public void setId(Long id) { + this.id = id; + } + + public void setTitle(String title) { + this.title = title; + } + + public void setGenres(List genres) { + this.genres = genres; + } + + public void setImages(List images) { + this.images = images; + } + + public void setYear(String year) { + this.year = year; + } + + public void setImdb_rating(String imdb_rating) { + this.imdb_rating = imdb_rating; + } + + public void setCountry(String country) { + this.country = country; + } + + public void setActors(String actors) { + this.actors = actors; + } + + public void setAwards(String awards) { + this.awards = awards; + } + + public void setDirector(String director) { + this.director = director; + } + + public void setImdb_id(String imdb_id) { + this.imdb_id = imdb_id; + } + + public void setImdb_votes(String imdb_votes) { + this.imdb_votes = imdb_votes; + } + + public void setMetascore(String metascore) { + this.metascore = metascore; + } + + public void setPlot(String plot) { + this.plot = plot; + } + + public void setRated(String rated) { + this.rated = rated; + } + + public void setReleased(String released) { + this.released = released; + } + + public void setRuntime(String runtime) { + this.runtime = runtime; + } + + public void setType(String type) { + this.type = type; + } + + public void setWriter(String writer) { + this.writer = writer; + } } \ 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 3f053f5..78ec6f7 100644 --- a/src/main/java/movie/apis/MovieService.java +++ b/src/main/java/movie/apis/MovieService.java @@ -103,10 +103,36 @@ 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 = null; + try { - // Your code here + //Getting the JSON + jsonResponse = getMoviesByGenreList(genreId, page); + + //Parsing the JSON + JsonObject rootObject = JsonParser.parseString(jsonResponse).getAsJsonObject(); + JsonArray moviesArray = rootObject.getAsJsonArray("movies"); + + //Getting the number of movies + int total = rootObject.get("total").getAsInt(); + + //Getting the number of pages + int totalPages = rootObject.get("total_pages").getAsInt(); + + System.out.println("Total movies: " + total); + System.out.println("Total pages: " + totalPages); + + for (JsonElement element : moviesArray) { + //Getting each element as a movie to read features + JsonObject movie = element.getAsJsonObject(); + + //Setting features + long id = movie.get("id").getAsLong(); + String title = movie.get("title").getAsString(); + int year = movie.get("year").getAsInt(); + + System.out.printf("ID: %d | %s (%d)%n", id, title, year); + } } catch (Exception e) { System.err.println("ERROR: " + e.getMessage()); @@ -120,13 +146,19 @@ 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(); + //Building the URL + String url = MOVIE_BY_ID_URL + movieId; + + //Building the request + HttpRequest request = HttpRequest.newBuilder().uri(URI.create(url)).build(); + + //Sending request and getting response + HttpResponse response = client.send(request, HttpResponse.BodyHandlers.ofString()); + + //Checking the response + if (response.statusCode() == 200) {return response.body();} + return null; //else - return null; } catch (Exception e) { System.out.println("!!Exception : " + e.getMessage()); } @@ -180,11 +212,29 @@ public class MovieService { System.out.println("Failed to get movie details for ID: " + movieId); return; } + try { - // TODO: Parse jsonResponse to JsonObject - // HINT: Use JsonParser.parseString(jsonResponse).getAsJsonObject() - // TODO: use Gson to parse the json - // Your code here: + //TODO: Parse jsonResponse to JsonObject + JsonObject jsonObject = JsonParser.parseString(jsonResponse).getAsJsonObject(); + + //TODO: use Gson to parse the json + Gson gson = new Gson(); + Movie movie = gson.fromJson(jsonResponse, Movie.class); + + //Printing data: + System.out.println("\n===== Movie Details ====="); + System.out.println("Title: " + movie.getTitle() + "(" + movie.getYear() + ")"); + System.out.println("========================="); + System.out.println("Rating: " + movie.getImdb_rating() + " | Votes: " + movie.getImdb_votes()); + System.out.println("Director: " + movie.getDirector() + " | Writer: " + movie.getWriter()); + System.out.println("Cast: " + movie.getActors()); + System.out.println("Genre: " + movie.getGenres()); + System.out.println("Runtime: " + movie.getRuntime() + " | Rated: " + movie.getRated()); + System.out.println("Country: " + movie.getCountry() + " | Released: " + movie.getReleased()); + System.out.println("Plot: " + movie.getPlot()); + System.out.println("Awards: " + movie.getAwards()); + System.out.println("========================="); + } catch (Exception e) { System.err.println("ERROR parsing movie details: " + e.getMessage()); }