nextcloud/apps/media/js/collection.js

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Collection={
artists:[],
albums:[],
songs:[],
artistsById:{},
albumsById:{},
loaded:false,
loading:false,
loadedListeners:[],
load:function(ready){
if(ready){
Collection.loadedListeners.push(ready);
}
if(!Collection.loading){
Collection.loading=true;
$.ajax({
url: OC.linkTo('media','ajax/api.php')+'?action=get_collection',
dataType: 'json',
success: function(data){
//normalize the data
for(var i=0;i<data.artists.length;i++){
var artist=data.artists[i];
var artistData={name:artist.artist_name,songs:[],albums:[]};
Collection.artistsById[artist.artist_id]=artistData;
Collection.artists.push(artistData);
}
for(var i=0;i<data.albums.length;i++){
var album=data.albums[i];
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if(Collection.artistsById[album.album_artist]){
var artistName=Collection.artistsById[album.album_artist].name;
}else{
var artistName='unknown';
}
var albumData={name:album.album_name,artist:artistName,songs:[]};
Collection.albumsById[album.album_id]=albumData;
Collection.albums.push(albumData);
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if(Collection.artistsById[album.album_artist]){
Collection.artistsById[album.album_artist].albums.push(albumData);
}
}
for(var i=0;i<data.songs.length;i++){
var song=data.songs[i];
if(Collection.artistsById[song.song_artist] && Collection.albumsById[song.song_album]){
var songData={
name:song.song_name,
artist:Collection.artistsById[song.song_artist].name,
album:Collection.albumsById[song.song_album].name,
lastPlayed:song.song_lastplayed,
length:song.song_length,
path:song.song_path,
playCount:song.song_playcount,
};
Collection.songs.push(songData);
Collection.artistsById[song.song_artist].songs.push(songData);
Collection.albumsById[song.song_album].songs.push(songData);
}
}
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Collection.artists.sort(function(a,b){
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if(!a.name){
return -1;
}
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return a.name.localeCompare(b.name);
});
Collection.loaded=true;
Collection.loading=false;
for(var i=0;i<Collection.loadedListeners.length;i++){
Collection.loadedListeners[i]();
}
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if(data.songs.length==0){
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$('#scan input.start').val(t('media','Scan Collection'));
$('#scan input.start').click();
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}
}
});
}
},
display:function(){
if(Collection.parent){
Collection.parent.show();
}
if(!Collection.loaded){
Collection.load(Collection.display)
}else{
if(Collection.parent){
Collection.parent.find('tr:not(.template)').remove();
var template=Collection.parent.find('tr.template');
var lastArtist='';
var lastAlbum='';
$.each(Collection.artists,function(i,artist){
if(artist.name && artist.songs.length>0){
var tr=template.clone().removeClass('template');
if(artist.songs.length>1){
tr.find('td.title a').text(artist.songs.length+' '+t('media','songs'));
tr.find('td.album a').text(artist.albums.length+' '+t('media','albums'));
}else{
tr.find('td.title a').text(artist.songs[0].name);
tr.find('td.album a').text(artist.albums[0].name);
}
tr.find('td.artist a').text(artist.name);
tr.data('artistData',artist);
tr.find('td.artist a').click(function(event){
event.preventDefault();
PlayList.add(artist);
PlayList.play(0);
Collection.parent.find('tr').removeClass('active');
$('tr[data-artist="'+artist.name+'"]').addClass('active');
});
if(artist.songs.length>1){
var expander=$('<a class="expander">&gt;</a>');
expander.data('expanded',false);
expander.click(function(event){
var tr=$(this).parent().parent();
if(expander.data('expanded')){
Collection.hideArtist(tr.data('artist'));
}else{
Collection.showArtist(tr.data('artist'));
}
});
}
tr.find('td.artist').addClass('buttons');
Collection.addButtons(tr,artist);
tr.children('td.artist').append(expander);
tr.attr('data-artist',artist.name);
Collection.parent.find('tbody').append(tr);
}
});
}
}
},
showArtist:function(artist){
var tr=Collection.parent.find('tr[data-artist="'+artist+'"]');
var nextRow=tr.next();
var artist=tr.data('artistData');
var first=true;
$.each(artist.albums,function(j,album){
$.each(album.songs,function(i,song){
if(first){
newRow=tr;
}else{
var newRow=tr.clone();
newRow.find('td.artist').text('');
newRow.find('.expander').remove();
}
newRow.find('td.album .expander').remove();
if(i==0){
newRow.find('td.album a').text(album.name);
newRow.find('td.album a').click(function(event){
event.preventDefault();
PlayList.add(album);
PlayList.play(0);
Collection.parent.find('tr').removeClass('active');
$('tr[data-album="'+album.name+'"]').addClass('active');
});
if(album.songs.length>1){
var expander=$('<a class="expander">v </a>');
expander.data('expanded',true);
expander.click(function(event){
var tr=$(this).parent().parent();
if(expander.data('expanded')) {
Collection.hideAlbum(tr.data('artist'),tr.data('album'));
} else {
Collection.showAlbum(tr.data('artist'),tr.data('album'));
}
});
newRow.children('td.album').append(expander);
}
Collection.addButtons(newRow,album);
} else {
newRow.find('td.album a').text('');
Collection.addButtons(newRow,song);
}
newRow.find('td.title a').text(song.name);
newRow.find('td.title a').click(function(event){
event.preventDefault();
PlayList.add(song);
PlayList.play(0);
Collection.parent.find('tr').removeClass('active');
$('tr[data-title="'+song.name+'"]').addClass('active');
});
newRow.attr('data-album',album.name);
newRow.attr('data-title',song.name);
newRow.attr('data-artist',artist.name);
newRow.data('albumData',album);
if(!first){
nextRow.before(newRow);
}
first=false;
});
});
tr.removeClass('collapsed');
tr.find('td.artist a.expander').data('expanded',true);
tr.find('td.artist a.expander').addClass('expanded');
tr.find('td.artist a.expander').text('v');
},
hideArtist:function(artist){
var tr=Collection.parent.find('tr[data-artist="'+artist+'"]');
var artist=tr.first().data('artistData');
tr.first().find('td.album a').first().text(artist.albums.length+' '+t('media','albums'));
tr.first().find('td.album a.expander').remove();
tr.first().find('td.title a').text(artist.songs.length+' '+t('media','songs'));
tr.first().find('td.album a').unbind('click');
tr.first().find('td.title a').unbind('click');
tr.each(function(i,row){
if(i>0){
$(row).remove();
}
});
tr.find('td.artist a.expander').data('expanded',false);
tr.find('td.artist a.expander').removeClass('expanded');
tr.find('td.artist a.expander').text('>');
Collection.addButtons(tr,artist);
},
showAlbum:function(artist,album){
var tr = Collection.parent.find('tr[data-artist="'+artist+'"][data-album="'+album+'"]');
var albumData=tr.data('albumData');
tr.find('td.album a.expander').data('expanded',true);
tr.find('td.album a.expander').addClass('expanded');
tr.find('td.album a.expander').text('v');
var nextRow=tr.next();
$.each(albumData.songs,function(i,song){
if(i>0){
var newRow=tr.clone();
newRow.find('a.expander').remove();
newRow.find('td.album a').text('');
newRow.find('td.artist a').text('');
}else{
var newRow=tr;
}
newRow.find('td.title a').text(song.name);
if(i>0){
nextRow.before(newRow);
}
});
},
hideAlbum:function(artist,album){
var tr = Collection.parent.find('tr[data-artist="'+artist+'"][data-album="'+album+'"]');
var albumData=tr.data('albumData');
tr.first().find('td.title a').text(albumData.songs.length+' '+t('media','songs'));
tr.find('td.album a.expander').data('expanded',false);
tr.find('td.album a.expander').removeClass('expanded');
tr.find('td.album a.expander').text('> ');
tr.each(function(i,row){
if(i>0){
$(row).remove();
}
});
},
parent:null,
hide:function(){
if(Collection.parent){
Collection.parent.hide();
}
},
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registerPlay:function(item){
if(item){
var song=Collection.findSong(item.artist,item.album,item.name);
song.song_playcount++;
}
},
addButtons:function(parent,data){
buttons = parent.find('.buttons');
if(buttons.find('.add').length<=0) {
buttons.prepend('<img class="add action" src="'+OC.imagePath('core','actions/play-add')+'" title="Add to playlist" />');
}
buttons.find('.add').unbind('click');
buttons.find('.add').click(function(event){
event.preventDefault();
PlayList.add(data,true);
PlayList.render();
});
},
find:function(artistName,albumName,songName){
if(songName){
return Collection.findSong(artistName,albumName,songName);
}else if(albumName){
return Collection.findAlbum(artistName,albumName);
}else{
return Collection.findArtist(artistName);
}
},
findArtist:function(name){
for(var i=0;i<Collection.artists.length;i++){
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if(Collection.artists[i].name==name){
return Collection.artists[i];
}
}
},
findAlbum:function(artistName,albumName){
var artist=Collection.findArtist(artistName);
if(artist){
for(var i=0;i<artist.albums.length;i++){
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if(artist.albums[i].name==albumName){
return artist.albums[i];
}
}
}
},
findSong:function(artistName,albumName,songName){
var album=Collection.findAlbum(artistName,albumName);
if(album){
for(var i=0;i<album.songs.length;i++){
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if(album.songs[i].name==songName){
return album.songs[i];
}
}
}
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},
addSong:function(song){
var artist=false
var album=false;
for(var i=0;i<Collection.artists.length;i++){
if(Collection.artists[i].artist_id==song.song_artist){
artist=Collection.artists[i];
for(var j=0;j<artist.albums.length;j++){
if(artist.albums[j].album_id==song.song_album){
album=artist.albums[j];
break;
}
}
break;
}
}
if(!artist){
artist={artist_id:song.song_artist,artist_name:song.artist,albums:[]};
Collection.artists.push(artist);
if(!Collection.parent || Collection.parent.is(":visible")){
Collection.display();
}
}
if(!album){
album={album_id:song.song_album,album_name:song.album,album_artist:song.song_artist,songs:[]};
artist.albums.push(album)
}
album.songs.push(song)
}
}
$(document).ready(function(){
Collection.parent=$('#collection');
Collection.load();
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Collection.parent.hide();
$('#scan input.start').click(function(){
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$('#scan input.start').hide();
$('#scan input.stop').show();
$('#scan input.stop').click(function(){
Scanner.toggle();
});
Scanner.scanCollection();
});
});