diff --git a/.idea/jsonSchemas.xml b/.idea/jsonSchemas.xml
new file mode 100644
index 0000000..ddd0e82
--- /dev/null
+++ b/.idea/jsonSchemas.xml
@@ -0,0 +1,27 @@
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index 111501f..8ed2bb9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -9,8 +9,8 @@
1.0-SNAPSHOT
- 23
- 23
+ 21
+ 21
UTF-8
diff --git a/src/main/java/Rational/Rational.java b/src/main/java/Rational/Rational.java
index 7bd840e..b9fd677 100644
--- a/src/main/java/Rational/Rational.java
+++ b/src/main/java/Rational/Rational.java
@@ -51,48 +51,39 @@ public class Rational {
return r1.add(r2);
}
- // 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.denominator == 0) {
+ throw new IllegalArgumentException("Denominator cannot be 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
@Override
public String toString() {
if (denominator == 1) {
@@ -101,7 +92,7 @@ public class Rational {
return numerator + "/" + denominator;
}
- // PROVIDED - Decimal value
+
public double toDouble() {
return (double) numerator / denominator;
}
diff --git a/src/main/java/movie/apis/Main.java b/src/main/java/movie/apis/Main.java
index f0e713d..9ed9cfd 100644
--- a/src/main/java/movie/apis/Main.java
+++ b/src/main/java/movie/apis/Main.java
@@ -21,15 +21,17 @@ public class Main {
break;
case 2:
- // TODO: Get genre ID and page from user, then call movieService.displayMoviesByGenre()
+ Long genreId = getLongInput("Enter genre id: ");
+ Long pages = getLongInput("Enter page number: ");
+ movieService.displayMoviesByGenre(genreId, pages);
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 969774a..27de854 100644
--- a/src/main/java/movie/apis/Movie.java
+++ b/src/main/java/movie/apis/Movie.java
@@ -6,6 +6,7 @@ import java.util.List;
* Model class representing a movie
* Fields: id, title, genres, images
*/
+
public class Movie {
private Long id;
@@ -15,10 +16,176 @@ public class Movie {
private String year;
private String imdb_rating;
private String country;
+ private String director;
+ private String actors;
+ private String awards;
+ private String imdb_id;
+ private String imdb_votes;
+ private String metascore;
+ private String plot;
+ private String rated;
+ private String released;
+ private String runtime;
+ private String type;
+ private String writer;
+ private String poster;
- // TODO: Create a constructor with all fields
+ public Movie(Long id, String title, List genres, List images, String year,
+ String imdb_rating, String country, String director, String actors, String awards,
+ String imdb_id, String imdb_votes, String metascore, String plot, String rated,
+ String released, String runtime, String type, String writer, String poster) {
- // TODO: Create a simple constructor with id and title only
+ this.id = id;
+ this.title = title;
+ this.genres = genres;
+ this.images = images;
+ this.year = year;
+ this.imdb_rating = imdb_rating;
+ this.country = country;
+ this.director = director;
+ this.actors = actors;
+ this.awards = awards;
+ 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;
+ this.poster = poster;
+
+ }
+
+ 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 getTitle() {
+ return title;
+ }
+
+ public void setTitle(String title) {
+ this.title = title;
+ }
+
+ public List getGenres() {
+ return genres;
+ }
+
+ public void setGenres(List genres) {
+ this.genres = genres;
+ }
+
+ public List getImages() {
+ return images;
+ }
+
+ public void setImages(List images) {
+ this.images = images;
+ }
+
+ public String getYear() {
+ return year;
+ }
+
+ public void setYear(String year) {
+ this.year = year;
+ }
+
+ public String getImdb_rating() {
+ return imdb_rating;
+ }
+
+ public void setImdb_rating(String imdb_rating) {
+ this.imdb_rating = imdb_rating;
+ }
+
+ public String getCountry() {
+ return country;
+ }
+
+ public void setCountry(String country) {
+ this.country = country;
+ }
+
+ public String getDirector() { return director; }
+
+ public void setDirector(String director) { this.director = director; }
+
+ public String getActors() { return actors; }
+
+ public void setActors(String actors) { this.actors = actors; }
+
+ public String getAwards() { return awards; }
+
+ public void setAwards(String awards) { this.awards = awards; }
+
+ public String getImdb_id() { return imdb_id; }
+
+ public void setImdb_id(String imdb_id) { this.imdb_id = imdb_id; }
+
+ public String getImdb_votes() { return imdb_votes; }
+
+ public void setImdb_votes(String imdb_votes) { this.imdb_votes = imdb_votes; }
+
+ public String getMetascore() { return metascore; }
+
+ public void setMetascore(String metascore) { this.metascore = metascore; }
+
+ public String getPlot() { return plot; }
+
+ public void setPlot(String plot) { this.plot = plot; }
+
+ public String getRated() { return rated; }
+
+ public void setRated(String rated) { this.rated = rated; }
+
+ public String getReleased() { return released; }
+
+ public void setReleased(String released) { this.released = released; }
+
+ public String getRuntime() { return runtime; }
+
+ public void setRuntime(String runtime) { this.runtime = runtime; }
+
+ public String getType() { return type; }
+
+ public void setType(String type) { this.type = type; }
+
+ public String getWriter() { return writer; }
+
+ public void setWriter(String writer) { this.writer = writer; }
+
+ public String getPoster() { return poster; }
+
+ public void setPoster(String poster) { this.poster = poster; }
+
+ @Override
+ public String toString() {
+ String result = "=".repeat(70) + "\n"
+ + " ".repeat(20) + this.getTitle() + " (" + this.getYear() + ")" + "\n"
+ + "=".repeat(70) + "\n"
+ + "Rating: " + this.getImdb_rating() + "/10" + " | " + "Votes: " + this.getImdb_votes() + "\n"
+ + "Director: " + this.getDirector() + "\n"
+ + "Cast: " + this.getActors() + "\n"
+ + "Genre: " + this.getGenres() + "\n"
+ + "Runtime: " + this.getRuntime() + " | " + "Rated: " + this.getRated() + "\n"
+ + "Country: " + this.getCountry() + " | " + "Released: " + this.getReleased() + "\n"
+ + "Plot: " + this.getPlot() + "\n"
+ + "Awards: " + this.getAwards() + "\n"
+ + "=".repeat(70);
+ return result;
+ }
- // 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 3f053f5..366cddf 100644
--- a/src/main/java/movie/apis/MovieService.java
+++ b/src/main/java/movie/apis/MovieService.java
@@ -87,26 +87,25 @@ public class MovieService {
}
}
- /**
- * TODO 1: Display movies for a specific genre and page
- *
- * Open this link in your browser (and check Pretty-print checkbox) to view json format:
- * https://api.meshcomp.ir/api/v1/genres/1/movies
- *
- * Steps:
- * - Call getMoviesByGenreList(genreId, page) to get JSON
- * - Parse JSON to JsonObject
- * - Get "movies" array (NOT "data")
- * - Loop through array and print: "ID: {id} | {title} ({year})"
- * - Also print total and total_pages
- *
- * 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);
try {
- // Your code here
+ if (jsonResponse == null) {
+ System.out.println("Failed to get movies");
+ return;
+ }
+ JsonObject rootObject = JsonParser.parseString(jsonResponse).getAsJsonObject();
+ JsonArray moviesArray = rootObject.getAsJsonArray("movies");
+ Gson gson = new Gson();
+ List movies = gson.fromJson(moviesArray, new TypeToken>() {});
+ for (Movie movie : movies) {
+ System.out.println("ID: " + movie.getId() + " | " + movie.getTitle() + "(" + movie.getYear() + ")");
+ }
+ int total = rootObject.get("total").getAsInt();
+ int totalPages = rootObject.get("total_pages").getAsInt();
+ System.out.println("Total movies: " +total);
+ System.out.println("Total pages: " +totalPages);
} catch (Exception e) {
System.err.println("ERROR: " + e.getMessage());
@@ -114,79 +113,41 @@ public class MovieService {
}
- /**
- * BONUS: Fetch movie details from API using movie ID
- * URL format: https://api.meshcomp.ir/api/v1/movies/{movieId}
- */
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();
+ 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;
+ }
- return null;
} catch (Exception e) {
System.out.println("!!Exception : " + e.getMessage());
}
return null;
}
- /*
- BONUS TODO: Display complete movie details for a given movie ID
-
- Open this link in your browser (and check Pretty-print checkbox) to view json format:
- https://api.meshcomp.ir/api/v1/movies/1
-
- INSTRUCTIONS:
- 1. Call getMovieById(movieId) to get the JSON response string
- 2. Check if response is null (if yes, print error and return)
- 3. Parse the JSON string to JsonObject (inside try-catch)
- 4. Use Gson to extract all fields from the JSON and map them to your Movie class:
- - Add missing JSON fields to your Movie class first (actors, awards, director,
- imdb_id, imdb_votes, metascore, plot, rated, released, runtime, type, writer)
- - Then use Gson to parse your json string
- 5. Print all movie details in a readable format
-
- (PUT ALL PARSING CODE INSIDE THE EXISTING try-catch)
- */
-
- /* EXAMPLE OUTPUT:
-
- =======================================================================
- THE SHAWSHANK REDEMPTION (1994)
- =======================================================================
- Rating: 9.3/10 | Votes: 1,738,596
- Director: Frank Darabont
- Cast: Tim Robbins, Morgan Freeman, Bob Gunton, William Sadler
- Genre: Crime, Drama
- Runtime: 142 min | Rated: R
- Country: USA | Released: 14 Oct 1994
- Plot: Two imprisoned men bond over a number of years, finding
- solace and eventual redemption through acts of common decency.
- Awards: Nominated for 7 Oscars. Another 19 wins & 30 nominations.
- =======================================================================
-
- */
public void displayMovieDetails(Long movieId) {
- // Step 1: Get JSON response from API
- String jsonResponse = getMovieById(movieId);
- // Step 2: Check if we got valid data
- // Step 3-5: Parse JSON and display details (PUT YOUR CODE INSIDE try-catch)
+ String jsonResponse = getMovieById(movieId);
if (jsonResponse == null) {
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:
+ JsonObject rootObject = JsonParser.parseString(jsonResponse).getAsJsonObject();
+ Gson gson = new Gson();
+ Movie movie = gson.fromJson(rootObject, Movie.class);
+ System.out.println(movie);
} catch (Exception e) {
System.err.println("ERROR parsing movie details: " + e.getMessage());
}
}
+
}
\ No newline at end of file