Implement {Pause,Resume} all buttons

src/actions/selection.js

@@ -7,14 +7,6 @@ export const SUBTRACT = 'SUBTRACT';
 export const EXCLUSIVE = 'EXCLUSIVE';
 export const NONE = 'NONE';
 
-Set.prototype.difference = function(set) {
-  var diff = new Set(this);
-  for (var v of set) {
-    diff.delete(v);
-  }
-  return diff;
-}
-
 export default function selectTorrent(id, action) {
   return (dispatch, getState) => {
     const previous = new Set(getState().selection);

src/index.js

@@ -4,6 +4,7 @@ import ReactDOM from 'react-dom';
 import { Provider } from 'react-redux';
 import { ConnectedRouter } from 'react-router-redux';
 import 'preact/devtools';
+import './polyfills';
 
 import store, { history } from './store';
 import scss from '../scss/main.scss';

src/polyfills.js

@@ -0,0 +1,10 @@
+Set.prototype.difference = function(set) {
+  var diff = new Set(this);
+  for (var v of set) {
+    diff.delete(v);
+  }
+  return diff;
+}
+
+// Required by ES6 spec
+export const _ = null;

src/ui/torrent_details.js

@@ -15,8 +15,6 @@ import {
 import ws_send from '../socket';
 import selectTorrent, { UNION, NONE } from '../actions/selection';
 
-// TODO: fix navigating directly to torrent pages
-
 function File({ file }) {
   // TODO: show progress bar
   // TODO: edit priority
@@ -168,8 +166,18 @@ class TorrentDetails extends Component {
       <div>
         <h3>{selection.length} torrents</h3>
         <ButtonGroup>
-          <button className="btn btn-default btn-sm">Pause all</button>
-          <button className="btn btn-default btn-sm">Resume all</button>
+          <button
+            className="btn btn-default btn-sm"
+            onClick={() => {
+              selection.forEach(id => ws_send("PAUSE_TORRENT", { id }));
+            }}
+          >Pause all</button>
+          <button
+            className="btn btn-default btn-sm"
+            onClick={() => {
+              selection.forEach(id => ws_send("RESUME_TORRENT", { id }));
+            }}
+          >Resume all</button>
           <ButtonDropdown
             isOpen={this.state.removeDropdown}
             toggle={() => this.setState({ removeDropdown: !this.state.removeDropdown })}