cyp/app/js/queue.js
2020-03-09 09:26:10 +01:00

72 lines
1.6 KiB
JavaScript

import * as html from "./lib/html.js";
import * as ui from "./lib/ui.js";
import Component from "./component.js";
class Queue extends Component {
constructor() {
super();
this._currentId = null;
this.querySelector(".clear").addEventListener("click", async _ => {
await this._mpd.command("clear");
this._sync();
});
this.querySelector(".save").addEventListener("click", _ => {
let name = prompt("Save current queue as a playlist?", "name");
if (name === null) { return; }
this._mpd.command(`save "${this._mpd.escape(name)}"`);
});
}
handleEvent(e) {
switch (e.type) {
case "song-change":
this._currentId = e.detail["Id"];
this._updateCurrent();
break;
case "queue-change":
this._sync();
break;
}
}
_onAppLoad() {
this._app.addEventListener("song-change", this);
this._app.addEventListener("queue-change", this);
this._sync();
}
_onComponentChange(c, isThis) {
this.hidden = !isThis;
isThis && this._sync();
}
async _sync() {
let songs = await this._mpd.listQueue();
this._buildSongs(songs);
// FIXME pubsub?
document.querySelector("#queue-length").textContent = `(${songs.length})`;
}
_updateCurrent() {
Array.from(this.querySelectorAll("[data-song-id]")).forEach(/** @param {HTMLElement} node */ node => {
node.classList.toggle("current", node.dataset.songId == this._currentId);
});
}
_buildSongs(songs) {
let ul = this.querySelector("ul");
html.clear(ul);
songs.map(song => ui.song(ui.CTX_QUEUE, song, ul));
this._updateCurrent();
}
}
customElements.define("cyp-queue", Queue);