GH-461 - Unpublish and trash

* Ability to toggle disable on sl button
* Ability to spec a throttle for Queue class

Author: auniverseaway

nx/public/sl/components.js

@@ -225,7 +225,7 @@ class SlButton extends LitElement {
 
   get _attrs() {
     return this.getAttributeNames().reduce((acc, name) => {
-      if ((name === 'class' || name === 'label')) return acc;
+      if ((name === 'class' || name === 'label' || name === 'disabled')) return acc;
       acc[name] = this.getAttribute(name);
       return acc;
     }, {});
@@ -236,6 +236,7 @@ class SlButton extends LitElement {
       <span class="sl-button">
         <button
           class="${this.class}"
+          ?disabled=${this.disabled}
           ${spread(this._attrs)}>
           <slot></slot>
         </button>

nx/public/utils/tree.js

@@ -3,10 +3,11 @@ import { daFetch } from '../../utils/daFetch.js';
 import { DA_ORIGIN } from './constants.js';
 
 export class Queue {
-  constructor(callback, maxConcurrent = 500, onError = null) {
+  constructor(callback, maxConcurrent = 500, onError = null, throttle = null) {
     this.queue = [];
     this.activeCount = 0;
     this.maxConcurrent = maxConcurrent;
+    this.throttle = throttle;
     this.callback = callback;
 
     this.push = this.push.bind(this);
@@ -38,6 +39,9 @@ export class Queue {
         throw e;
       }
     } finally {
+      if (this.throttle) {
+        await new Promise((resolve) => { setTimeout(() => { resolve(); }, this.throttle); });
+      }
       this.activeCount -= 1;
       await this.processQueue();
     }