Unselect all torrents when navigating away

src/actions/selection.js

@@ -5,6 +5,7 @@ import { push } from 'react-router-redux';
 export const UNION = 'UNION';
 export const SUBTRACT = 'SUBTRACT';
 export const EXCLUSIVE = 'EXCLUSIVE';
+export const NONE = 'NONE';
 
 Set.prototype.difference = function(set) {
   var diff = new Set(this);

src/reducers/selection.js

@@ -1,4 +1,4 @@
-import { UNION, SUBTRACT, EXCLUSIVE } from '../actions/selection';
+import { UNION, SUBTRACT, EXCLUSIVE, NONE } from '../actions/selection';
 
 export default function selection(state = [], action) {
   const { id } = action;
@@ -9,6 +9,8 @@ export default function selection(state = [], action) {
       return state.filter(t => t !== id);
     case EXCLUSIVE:
       return [id];
+    case NONE:
+      return [];
   }
   return state;
 }

src/ui/torrent_details.js

@@ -13,7 +13,7 @@ import {
   Progress
 } from 'reactstrap';
 import ws_send from '../socket';
-import selectTorrent, { UNION } from '../actions/selection';
+import selectTorrent, { UNION, NONE } from '../actions/selection';
 
 // TODO: fix navigating directly to torrent pages
 
@@ -158,6 +158,11 @@ class TorrentDetails extends Component {
     _ids.forEach(id => dispatch(selectTorrent(id, UNION)));
   }
 
+  componentWillUnmount() {
+    const { dispatch } = this.props;
+    dispatch(selectTorrent(null, NONE));
+  }
+
   renderHeader(selection) {
     return (
       <div>