Initial jMusicHubProject

1 files changed, 246 insertions, 0 deletions

diff --git a/src/musichub/main/Main.java b/src/musichub/main/Main.java
new file mode 100644
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+++ b/src/musichub/main/Main.java
@@ -0,0 +1,246 @@
+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");
+    }
+}
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