[scraper] simplify update seeders query

scraper/lib/repository.js

@@ -130,6 +130,13 @@ function createTorrent(torrent) {
   return Torrent.upsert(torrent);
 }
 
+function setTorrentSeeders(infoHash, seeders) {
+  return Torrent.update(
+      { seeders: seeders },
+      { where: { infoHash: infoHash } }
+  );
+}
+
 function createFile(file) {
   return File.upsert(file);
 }
@@ -164,6 +171,7 @@ module.exports = {
   connect,
   getProvider,
   createTorrent,
+  setTorrentSeeders,
   getTorrent,
   getTorrentsBasedOnTitle,
   getUpdateSeedersTorrents,

scraper/lib/torrentEntries.js

@@ -84,19 +84,11 @@ async function getStoredTorrentEntry(torrent) {
 }
 
 async function updateTorrentSeeders(torrent) {
-  if (torrent.seeders === undefined) {
+  if (!torrent.infoHash || !Number.isInteger(torrent.seeders)) {
     return;
   }
 
-  return repository.getTorrent(torrent)
-      .catch(() => undefined)
-      .then(stored => {
-        if (stored) {
-          stored.seeders = torrent.seeders;
-          stored.changed('updatedAt', true);
-          return stored.save()
-        }
-      })
+  return repository.setTorrentSeeders(torrent.infoHash, torrent.seeders)
       .catch(error => {
         console.warn('Failed updating seeders:', error);
         return undefined;

scraper/scheduler/seeders.js

@@ -16,8 +16,8 @@ function scheduleUpdateSeeders() {
   return repository.getUpdateSeedersTorrents()
       .then(torrents => Promise.all(torrents.map(torrent => limiter.schedule(() => _updateSeeders(torrent)))))
       .then(torrents => updateStatistics(torrents))
-      .then(() => console.log('Finished seeders update: ', statistics))
-      .catch(error => console.warn('Failed seeders update: ', error))
+      .then(() => console.log('Finished seeders update:', statistics))
+      .catch(error => console.warn('Failed seeders update:', error))
       .then(() => delay(DELAY))
       .then(() => scheduleUpdateSeeders());
 }

scraper/scrapers/thepiratebay/thepiratebay_api.js

@@ -71,7 +71,7 @@ const Categories = {
 
 function torrent(torrentId, retries = 2) {
   if (!torrentId) {
-    return Promise.reject(new Error('No valid torrentId provider'));
+    return Promise.reject(new Error('No valid torrentId provided'));
   }
 
   return _request(`t.php?id=${torrentId}`)