feat: 优化

frontend/app/web-gold/src/views/material/MaterialListNew.vue

@@ -668,10 +668,13 @@ const handleBatchDelete = async () => {
 }
 
 const formatFileSize = (size) => {
-  if (size < 1024) return size + ' B'
-  if (size < 1024 * 1024) return (size / 1024).toFixed(2) + ' KB'
-  if (size < 1024 * 1024 * 1024) return (size / (1024 * 1024)).toFixed(2) + ' MB'
-  return (size / (1024 * 1024 * 1024)).toFixed(2) + ' GB'
+  const units = ['B', 'KB', 'MB', 'GB']
+  let unitIndex = 0
+  while (size >= 1024 && unitIndex < units.length - 1) {
+    size /= 1024
+    unitIndex++
+  }
+  return `${size.toFixed(2)} ${units[unitIndex]}`
 }
 
 const formatDate = (date) => {