cyp/app/js/queue.js
Ondrej Zara 76802bc630 queue
2019-03-22 15:35:04 +01:00

57 lines
1.2 KiB
JavaScript

import * as mpd from "./lib/mpd.js";
import * as html from "./lib/html.js";
import * as player from "./player.js";
import * as pubsub from "./lib/pubsub.js";
let node;
let currentId;
function updateCurrent() {
let all = Array.from(node.querySelectorAll("[data-song-id]"));
all.forEach(node => {
node.classList.toggle("current", node.dataset.songId == currentId);
});
}
async function playSong(id) {
await mpd.command(`playid ${id}`);
player.update();
}
function buildSong(song) {
let id = Number(song["Id"]);
let node = html.node("li");
node.dataset.songId = id;
node.textContent = song["file"];
let play = html.button({}, "▶", node);
play.addEventListener("click", e => playSong(id));
return node;
}
function buildSongs(songs) {
html.clear(node);
let ul = html.node("ul");
songs.map(buildSong).forEach(li => ul.appendChild(li));
node.appendChild(ul);
updateCurrent();
}
function onSongChange(message, publisher, data) {
currentId = data["Id"];
updateCurrent();
}
export async function activate() {
let songs = await mpd.listQueue();
buildSongs(songs);
}
export function init(n) {
node = n;
pubsub.subscribe("song-change", onSongChange);
}