fix remove cache on disk on reading torrent

server/torr/apihelper.go

@@ -140,6 +140,7 @@ func SetTorrent(hashHex, title, poster, data string) *Torrent {
 
 func RemTorrent(hashHex string) {
 	hash := metainfo.NewHashFromHex(hashHex)
+	if bts.RemoveTorrent(hash) {
 		if sets.BTsets.UseDisk && hashHex != "" && hashHex != "/" {
 			name := filepath.Join(sets.BTsets.TorrentsSavePath, hashHex)
 			ff, _ := os.ReadDir(name)
@@ -151,7 +152,7 @@ func RemTorrent(hashHex string) {
 				log.TLogln("Error remove cache:", err)
 			}
 		}
-	bts.RemoveTorrent(hash)
+	}
 	RemTorrentDB(hash)
 }
 

server/torr/btserver.go

@@ -200,10 +200,11 @@ func (bt *BTServer) ListTorrents() map[metainfo.Hash]*Torrent {
 	return list
 }
 
-func (bt *BTServer) RemoveTorrent(hash torrent.InfoHash) {
+func (bt *BTServer) RemoveTorrent(hash torrent.InfoHash) bool {
 	if torr, ok := bt.torrents[hash]; ok {
-		torr.Close()
+		return torr.Close()
 	}
+	return false
 }
 
 func isPrivateIP(ip net.IP) bool {

server/torr/torrent.go

@@ -265,9 +265,9 @@ func (t *Torrent) drop() {
 	}
 }
 
-func (t *Torrent) Close() {
+func (t *Torrent) Close() bool {
 	if t.cache != nil && t.cache.Readers() > 0 {
-		return
+		return false
 	}
 	t.Stat = state.TorrentClosed
 
@@ -276,6 +276,7 @@ func (t *Torrent) Close() {
 	t.bt.mu.Unlock()
 
 	t.drop()
+	return true
 }
 
 func (t *Torrent) Status() *state.TorrentStatus {