moving log file if its not from today

src/utils/utils.ts

@@ -13,6 +13,8 @@ export default {
   formatUrl: formatUrl,
   deleteFile: deleteFile,
   uploadFile: uploadFile,
+  statFile: statFile,
+  renameFile: renameFile,
 }
 
 import fs from 'fs'
@@ -232,3 +234,20 @@ function uploadFile(req: Request, path: string): Promise<any> {
     }
   })
 }
+
+function statFile(file: string): any {
+  if (FileExists(file)) {
+    return fs.statSync(file)
+  } else {
+    return null
+  }
+}
+
+function renameFile(oldPath: string, newPath: string): any {
+  if (FileExists(oldPath)) {
+    fs.renameSync(oldPath, newPath)
+    return newPath
+  } else {
+    return null
+  }
+}