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-rw-r--r--src/musichub/main/Main.java246
1 files changed, 246 insertions, 0 deletions
diff --git a/src/musichub/main/Main.java b/src/musichub/main/Main.java
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+++ b/src/musichub/main/Main.java
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+package musichub.main;
+
+import musichub.business.*;
+
+import java.util.Iterator;
+import java.util.Scanner;
+
+public class Main {
+ public static void main(String[] args) {
+
+ MusicHub theHub = new MusicHub();
+
+ System.out.println("Type h for available commands");
+
+
+ Scanner scan = new Scanner(System.in);
+ String choice = scan.nextLine();
+
+ String albumTitle;
+
+ if (choice.length() == 0) System.exit(0);
+
+ while (choice.charAt(0) != 'q') {
+ switch (choice.charAt(0)) {
+ case 'h':
+ printAvailableCommands();
+ choice = scan.nextLine();
+ break;
+ case 't':
+ //album titles, ordered by date
+ System.out.println(theHub.getAlbumsTitlesSortedByDate());
+ printAvailableCommands();
+ choice = scan.nextLine();
+ break;
+ case 'g':
+ //songs of an album, sorted by genre
+ System.out.println("Songs of an album sorted by genre will be displayed; enter the album name, available albums are:");
+ System.out.println(theHub.getAlbumsTitlesSortedByDate());
+
+ albumTitle = scan.nextLine();
+ try {
+ System.out.println(theHub.getAlbumSongsSortedByGenre(albumTitle));
+ } catch (NoAlbumFoundException ex) {
+ System.out.println("No album found with the requested title " + ex.getMessage());
+ }
+ printAvailableCommands();
+ choice = scan.nextLine();
+ break;
+ case 'd':
+ //songs of an album
+ System.out.println("Songs of an album will be displayed; enter the album name, available albums are:");
+ System.out.println(theHub.getAlbumsTitlesSortedByDate());
+
+ albumTitle = scan.nextLine();
+ try {
+ System.out.println(theHub.getAlbumSongs(albumTitle));
+ } catch (NoAlbumFoundException ex) {
+ System.out.println("No album found with the requested title " + ex.getMessage());
+ }
+ printAvailableCommands();
+ choice = scan.nextLine();
+ break;
+ case 'u':
+ //audiobooks ordered by author
+ System.out.println(theHub.getAudiobooksTitlesSortedByAuthor());
+ printAvailableCommands();
+ choice = scan.nextLine();
+ break;
+ case 'c':
+ // add a new song
+ System.out.println("Enter a new song: ");
+ System.out.println("Song title: ");
+ String title = scan.nextLine();
+ System.out.println("Song genre (jazz, classic, hiphop, rock, pop, rap):");
+ String genre = scan.nextLine();
+ System.out.println("Song artist: ");
+ String artist = scan.nextLine();
+ System.out.println("Song length in seconds: ");
+ int length = Integer.parseInt(scan.nextLine());
+ System.out.println("Song content: ");
+ String content = scan.nextLine();
+ Song s = new Song(title, artist, length, content, genre);
+ theHub.addElement(s);
+ System.out.println("New element list: ");
+ Iterator<AudioElement> it = theHub.elements();
+ while (it.hasNext()) System.out.println(it.next().getTitle());
+ System.out.println("Song created!");
+ printAvailableCommands();
+ choice = scan.nextLine();
+ break;
+ case 'a':
+ // add a new album
+ System.out.println("Enter a new album: ");
+ System.out.println("Album title: ");
+ String aTitle = scan.nextLine();
+ System.out.println("Album artist: ");
+ String aArtist = scan.nextLine();
+ System.out.println("Album length in seconds: ");
+ int aLength = Integer.parseInt(scan.nextLine());
+ System.out.println("Album date as YYYY-DD-MM: ");
+ String aDate = scan.nextLine();
+ Album a = new Album(aTitle, aArtist, aLength, aDate);
+ theHub.addAlbum(a);
+ System.out.println("New list of albums: ");
+ Iterator<Album> ita = theHub.albums();
+ while (ita.hasNext()) System.out.println(ita.next().getTitle());
+ System.out.println("Album created!");
+ printAvailableCommands();
+ choice = scan.nextLine();
+ break;
+ case '+':
+ //add a song to an album:
+ System.out.println("Add an existing song to an existing album");
+ System.out.println("Type the name of the song you wish to add. Available songs: ");
+ Iterator<AudioElement> itae = theHub.elements();
+ while (itae.hasNext()) {
+ AudioElement ae = itae.next();
+ if (ae instanceof Song) System.out.println(ae.getTitle());
+ }
+ String songTitle = scan.nextLine();
+
+ System.out.println("Type the name of the album you wish to enrich. Available albums: ");
+ Iterator<Album> ait = theHub.albums();
+ while (ait.hasNext()) {
+ Album al = ait.next();
+ System.out.println(al.getTitle());
+ }
+ String titleAlbum = scan.nextLine();
+ try {
+ theHub.addElementToAlbum(songTitle, titleAlbum);
+ } catch (NoAlbumFoundException | NoElementFoundException ex) {
+ System.out.println(ex.getMessage());
+ }
+ System.out.println("Song added to the album!");
+ printAvailableCommands();
+ choice = scan.nextLine();
+ break;
+ case 'l':
+ // add a new audiobook
+ System.out.println("Enter a new audiobook: ");
+ System.out.println("AudioBook title: ");
+ String bTitle = scan.nextLine();
+ System.out.println("AudioBook category (youth, novel, theater, documentary, speech)");
+ String bCategory = scan.nextLine();
+ System.out.println("AudioBook artist: ");
+ String bArtist = scan.nextLine();
+ System.out.println("AudioBook length in seconds: ");
+ int bLength = Integer.parseInt(scan.nextLine());
+ System.out.println("AudioBook content: ");
+ String bContent = scan.nextLine();
+ System.out.println("AudioBook language (french, english, italian, spanish, german)");
+ String bLanguage = scan.nextLine();
+ AudioBook b = new AudioBook(bTitle, bArtist, bLength, bContent, bLanguage, bCategory);
+ theHub.addElement(b);
+ System.out.println("Audiobook created! New element list: ");
+ Iterator<AudioElement> itl = theHub.elements();
+ while (itl.hasNext()) System.out.println(itl.next().getTitle());
+ printAvailableCommands();
+ choice = scan.nextLine();
+ break;
+ case 'p':
+ //create a new playlist from existing elements
+ System.out.println("Add an existing song or audiobook to a new playlist");
+ System.out.println("Existing playlists:");
+ Iterator<PlayList> itpl = theHub.playlists();
+ while (itpl.hasNext()) {
+ PlayList pl = itpl.next();
+ System.out.println(pl.getTitle());
+ }
+ System.out.println("Type the name of the playlist you wish to create:");
+ String playListTitle = scan.nextLine();
+ PlayList pl = new PlayList(playListTitle);
+ theHub.addPlaylist(pl);
+ System.out.println("Available elements: ");
+
+ Iterator<AudioElement> itael = theHub.elements();
+ while (itael.hasNext()) {
+ AudioElement ae = itael.next();
+ System.out.println(ae.getTitle());
+ }
+ while (choice.charAt(0) != 'n') {
+ System.out.println("Type the name of the audio element you wish to add or 'n' to exit:");
+ String elementTitle = scan.nextLine();
+ try {
+ theHub.addElementToPlayList(elementTitle, playListTitle);
+ } catch (NoPlayListFoundException | NoElementFoundException ex) {
+ System.out.println(ex.getMessage());
+ }
+
+ System.out.println("Type y to add a new one, n to end");
+ choice = scan.nextLine();
+ }
+ System.out.println("Playlist created!");
+ printAvailableCommands();
+ choice = scan.nextLine();
+ break;
+ case '-':
+ //delete a playlist
+ System.out.println("Delete an existing playlist. Available playlists:");
+ Iterator<PlayList> itp = theHub.playlists();
+ while (itp.hasNext()) {
+ PlayList p = itp.next();
+ System.out.println(p.getTitle());
+ }
+ String plTitle = scan.nextLine();
+ try {
+ theHub.deletePlayList(plTitle);
+ } catch (NoPlayListFoundException ex) {
+ System.out.println(ex.getMessage());
+ }
+ System.out.println("Playlist deleted!");
+ printAvailableCommands();
+ choice = scan.nextLine();
+ break;
+ case 's':
+ //save elements, albums, playlists
+ theHub.saveElements();
+ theHub.saveAlbums();
+ theHub.savePlayLists();
+ System.out.println("Elements, albums and playlists saved!");
+ printAvailableCommands();
+ choice = scan.nextLine();
+ break;
+ default:
+
+ break;
+ }
+ }
+ scan.close();
+ }
+
+ private static void printAvailableCommands() {
+ System.out.println("t: display the album titles, ordered by date");
+ System.out.println("g: display songs of an album, ordered by genre");
+ System.out.println("d: display songs of an album");
+ System.out.println("u: display audiobooks ordered by author");
+ System.out.println("c: add a new song");
+ System.out.println("a: add a new album");
+ System.out.println("+: add a song to an album");
+ System.out.println("l: add a new audiobook");
+ System.out.println("p: create a new playlist from existing songs and audio books");
+ System.out.println("-: delete an existing playlist");
+ System.out.println("s: save elements, albums, playlists");
+ System.out.println("q: quit program");
+ }
+} \ No newline at end of file
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-23 07:07:16 +0000