From 65a49c3154822aa808ced07301487162a290fda7 Mon Sep 17 00:00:00 2001 From: Clyhtsuriva Date: Sun, 6 Jun 2021 13:32:56 +0200 Subject: Initial jMusicHubProject --- src/musichub/main/Main.java | 246 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 246 insertions(+) create mode 100644 src/musichub/main/Main.java (limited to 'src/musichub/main') diff --git a/src/musichub/main/Main.java b/src/musichub/main/Main.java new file mode 100644 index 0000000..f917b01 --- /dev/null +++ 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 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 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 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 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 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 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 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 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 -- cgit v1.2.3