Remove duplicated fscache creation

engine/file_caches.go

@@ -0,0 +1,28 @@
+package engine
+
+import (
+	"fmt"
+	"path/filepath"
+
+	"github.com/deluan/navidrome/conf"
+	"github.com/deluan/navidrome/consts"
+	"github.com/deluan/navidrome/log"
+	"github.com/djherbis/fscache"
+	"github.com/dustin/go-humanize"
+)
+
+func newFileCache(name, cacheSize, cacheFolder string, maxItems int) (fscache.Cache, error) {
+	size, err := humanize.ParseBytes(cacheSize)
+	if err != nil {
+		size = consts.DefaultCacheSize
+	}
+	lru := fscache.NewLRUHaunter(maxItems, int64(size), consts.DefaultCacheCleanUpInterval)
+	h := fscache.NewLRUHaunterStrategy(lru)
+	cacheFolder = filepath.Join(conf.Server.DataFolder, cacheFolder)
+	log.Info(fmt.Sprintf("Creating %s cache", name), "path", cacheFolder, "maxSize", humanize.Bytes(size))
+	fs, err := fscache.NewFs(cacheFolder, 0755)
+	if err != nil {
+		return nil, err
+	}
+	return fscache.NewCacheWithHaunter(fs, h)
+}