cyp/app/js/library.js
2019-03-26 10:09:26 +01:00

89 lines
2.2 KiB
JavaScript

import * as mpd from "./lib/mpd.js";
import * as html from "./lib/html.js";
import * as ui from "./lib/ui.js";
let node;
function buildHeader(filter) {
filter = filter || {};
let header = node.querySelector("header");
html.clear(header);
let button = html.button({}, "Music Library", header);
button.addEventListener("click", e => listArtists());
let artist = filter["Artist"];
if (artist) {
let artistFilter = {"Artist":artist};
let button = html.button({}, artist, header);
button.addEventListener("click", e => listAlbums(artistFilter));
let album = filter["Album"];
if (album) {
let albumFilter = Object.assign({}, artistFilter, {"Album":album});
let button = html.button({}, album, header);
button.addEventListener("click", e => listSongs(albumFilter));
}
}
}
function buildAlbum(album, filter, parent) {
let childFilter = Object.assign({}, filter, {"Album": album});
let node = ui.group(ui.GROUP_LIBRARY, album, childFilter, parent);
node.addEventListener("click", e => listSongs(childFilter));
return node;
}
function buildArtist(artist, filter, parent) {
let childFilter = Object.assign({}, filter, {"Artist": artist});
let node = ui.group(ui.GROUP_LIBRARY, artist, childFilter, parent);
node.addEventListener("click", e => listAlbums(childFilter));
return node;
}
function buildSongs(songs, filter) {
let ul = node.querySelector("ul");
html.clear(ul);
songs.map(song => ui.song(ui.SONG_LIBRARY, song, ul));
}
function buildAlbums(albums, filter) {
let ul = node.querySelector("ul");
html.clear(ul);
albums.map(album => buildAlbum(album, filter, ul));
}
function buildArtists(artists, filter) {
let ul = node.querySelector("ul");
html.clear(ul);
artists.map(artist => buildArtist(artist, filter, ul));
}
async function listSongs(filter) {
let songs = await mpd.listSongs(filter);
buildSongs(songs, filter);
buildHeader(filter);
}
async function listAlbums(filter) {
let albums = await mpd.listTags("Album", filter);
buildAlbums(albums, filter);
buildHeader(filter);
}
async function listArtists(filter) {
let artists = await mpd.listTags("Artist", filter);
buildArtists(artists, filter);
buildHeader(filter);
}
export async function activate() {
listArtists();
}
export function init(n) {
node = n;
}