feat(gui): display rating in torrent line (gui part)

src/app/torrent.js

@@ -8,6 +8,7 @@ import TorrentPage from './torrent-page'
 
 import Spinner24 from './images/spinner_24.gif'
 import LinearProgress from 'material-ui/LinearProgress';
+let rating = require('./rating');
 
 const contentIcon = (type, category, fill = 'grey') => {
   if(category == 'xxx')
@@ -218,6 +219,10 @@ export default class Torrent extends Component {
   render()
   {
     const torrent = this.props.torrent;
+    let torrentRating = -1
+    if(torrent.good > 0 || torrent.bad > 0)
+      torrentRating = Math.round(rating(torrent.good, torrent.bad) * 100);
+
     return (
       <div>
         <ListItem 
@@ -290,6 +295,21 @@ export default class Torrent extends Component {
                   :
                   null
                 }
+                {
+                  (torrent.good > 0 || torrent.bad > 0)
+                  &&
+                  <div className='row w100p inline' style={{maxWidth: 600}}>
+                    <LinearProgress 
+                        mode="determinate" 
+                        value={torrentRating}
+                        color={torrentRating >= 50 ? '#00E676' : '#FF3D00'}
+                        style={{
+                          height: '5px',
+                        }}
+                      />
+                      <div className='row center pad0-5 fs0-85 text-nowrap' style={{color: torrentRating >= 50 ? '#00E676' : '#FF3D00', width: '190px'}}>{__('Torrent rating')}: {torrentRating}%</div>
+                    </div>
+                }
               </div>
             </a>
           }

src/background/api.js

@@ -757,6 +757,10 @@ module.exports = async ({
 		if(torrent.hash !== record.torrentHash)
 			return
 
+		let {good, bad} = await getVotes(torrent.hash)
+		torrent.good = good
+		torrent.bad = bad
+
 		feed.add(torrent)
 
 		send('feedUpdate', {

src/background/feed.js

@@ -4,6 +4,12 @@ module.exports = class Feed {
         this.feed = []
         this.sphinx = sphinx
         this.loaded = false
+        this.max = 1000
+    }
+
+    size()
+    {
+        return this.feed.length
     }
 
     async save() {
@@ -39,12 +45,35 @@ module.exports = class Feed {
     }
 
     add(data) {
-        if(typeof data == 'object')
+        let index = -1
+        if(data.hash)
+            index = this.feed.findIndex(element => element.hash === data.hash)
+
+        if(index >= 0)
+            this.feed[index] = Object.assign(this.feed[index], data) // just push up element
+        else
         {
-            data.feedDate = Math.floor(Date.now() / 1000)
+            if(this.feed.length >= this.max)
+            {
+                //cleanup
+                for(let i = this.feed.length - 1; i <= 0; i--)
+                    if(this._compare(this.feed[i]) <= 0)
+                        this.feed.pop()
+                    else
+                        break
+
+                if(this.feed.length >= this.max)
+                    return // two much for feed
+            }
+
+            if(typeof data == 'object')
+            {
+                data.feedDate = Math.floor(Date.now() / 1000)
+            }
+
+            this.feed.push(data) // insert
         }
 
-        this.feed.push(data)
         this._order()
     }
 
@@ -54,7 +83,7 @@ module.exports = class Feed {
 
     _compare(x)
     {
-        const rating = 0
+        const rating = (x && x.good) || 0
         const comments = 0
         const time = Math.floor(Date.now() / 1000) - x.feedDate