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Day40s1.java
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218 lines (188 loc) · 6.17 KB
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import java.util.Scanner;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;
public class Day40s1 {
public static void main(String[] args) {
MusicPlayer player = new MusicPlayer();
player.start();
}
}
class MusicPlayer {
private List<Song> playlist;
private int currentSongIndex;
private boolean isPlaying;
private Scanner scanner;
private Random random;
public MusicPlayer() {
this.playlist = new ArrayList<>();
this.currentSongIndex = -1;
this.isPlaying = false;
this.scanner = new Scanner(System.in);
this.random = new Random();
}
public void start() {
System.out.println("Müzik Çalara Hoş Geldiniz!");
while (true) {
printMenu();
int choice = scanner.nextInt();
scanner.nextLine(); // Buffer temizleme
switch (choice) {
case 1:
addSong();
break;
case 2:
play();
break;
case 3:
pause();
break;
case 4:
next();
break;
case 5:
previous();
break;
case 6:
shuffle();
break;
case 7:
showPlaylist();
break;
case 8:
removeSong();
break;
case 9:
System.out.println("Müzik çalar kapatılıyor...");
return;
default:
System.out.println("Geçersiz seçim! Lütfen tekrar deneyin.");
}
}
}
private void printMenu() {
System.out.println("\n=== Müzik Çalar Menüsü ===");
System.out.println("1. Şarkı Ekle");
System.out.println("2. Çal");
System.out.println("3. Duraklat");
System.out.println("4. Sonraki");
System.out.println("5. Önceki");
System.out.println("6. Karıştır");
System.out.println("7. Çalma Listesini Göster");
System.out.println("8. Şarkı Sil");
System.out.println("9. Çıkış");
System.out.print("Seçiminiz: ");
}
private void addSong() {
System.out.print("Şarkı adı: ");
String title = scanner.nextLine();
System.out.print("Sanatçı: ");
String artist = scanner.nextLine();
System.out.print("Süre (dakika): ");
int duration = scanner.nextInt();
Song song = new Song(title, artist, duration);
playlist.add(song);
System.out.println("Şarkı başarıyla eklendi!");
}
private void play() {
if (playlist.isEmpty()) {
System.out.println("Çalma listesi boş!");
return;
}
if (currentSongIndex == -1) {
currentSongIndex = 0;
}
isPlaying = true;
Song current = playlist.get(currentSongIndex);
System.out.println("Çalınıyor: " + current);
}
private void pause() {
if (!isPlaying) {
System.out.println("Zaten duraklatılmış!");
return;
}
isPlaying = false;
System.out.println("Duraklatıldı: " + playlist.get(currentSongIndex));
}
private void next() {
if (playlist.isEmpty()) {
System.out.println("Çalma listesi boş!");
return;
}
currentSongIndex = (currentSongIndex + 1) % playlist.size();
if (isPlaying) {
System.out.println("Sonraki şarkı: " + playlist.get(currentSongIndex));
}
}
private void previous() {
if (playlist.isEmpty()) {
System.out.println("Çalma listesi boş!");
return;
}
currentSongIndex = (currentSongIndex - 1 + playlist.size()) % playlist.size();
if (isPlaying) {
System.out.println("Önceki şarkı: " + playlist.get(currentSongIndex));
}
}
private void shuffle() {
if (playlist.isEmpty()) {
System.out.println("Çalma listesi boş!");
return;
}
for (int i = playlist.size() - 1; i > 0; i--) {
int j = random.nextInt(i + 1);
Song temp = playlist.get(i);
playlist.set(i, playlist.get(j));
playlist.set(j, temp);
}
System.out.println("Çalma listesi karıştırıldı!");
showPlaylist();
}
private void showPlaylist() {
if (playlist.isEmpty()) {
System.out.println("Çalma listesi boş!");
return;
}
System.out.println("\n=== Çalma Listesi ===");
for (int i = 0; i < playlist.size(); i++) {
Song song = playlist.get(i);
String marker = (i == currentSongIndex && isPlaying) ? "▶ " : " ";
System.out.println(marker + (i + 1) + ". " + song);
}
}
private void removeSong() {
if (playlist.isEmpty()) {
System.out.println("Çalma listesi boş!");
return;
}
showPlaylist();
System.out.print("Silmek istediğiniz şarkının numarasını girin: ");
int index = scanner.nextInt() - 1;
if (index >= 0 && index < playlist.size()) {
Song removed = playlist.remove(index);
System.out.println("Şarkı silindi: " + removed);
if (currentSongIndex == index) {
currentSongIndex = -1;
isPlaying = false;
} else if (currentSongIndex > index) {
currentSongIndex--;
}
} else {
System.out.println("Geçersiz şarkı numarası!");
}
}
}
class Song {
private String title;
private String artist;
private int duration;
public Song(String title, String artist, int duration) {
this.title = title;
this.artist = artist;
this.duration = duration;
}
@Override
public String toString() {
return title + " - " + artist + " (" + duration + " dakika)";
}
}