feat: 优化

frontend/app/web-gold/src/components/VideoSelector.vue

@@ -176,7 +176,7 @@ const fetchVideoList = async () => {
     const params = {
       page: currentPage.value,
       pageSize: pageSize.value,
-      fileCategory: 'video',
+      fileCategory: 'digital_human',
       fileName: searchKeyword.value.trim() || undefined
     }
 
@@ -239,32 +239,18 @@ const formatDuration = (seconds) => {
 const formatFileSize = (bytes) => {
   if (!bytes) return '0 B'
   const units = ['B', 'KB', 'MB', 'GB']
-  let size = bytes
-  let unitIndex = 0
-  while (size >= 1024 && unitIndex < units.length - 1) {
-    size /= 1024
-    unitIndex++
-  }
-  return `${size.toFixed(1)} ${units[unitIndex]}`
+  const index = Math.floor(Math.log2(bytes) / 10)
+  const size = bytes / Math.pow(1024, index)
+  return `${size.toFixed(1)} ${units[index]}`
 }
 
 const getVideoPreviewUrl = (video) => {
   if (video.coverBase64) {
-    if (!video.coverBase64.startsWith('data:')) {
-      return `data:image/jpeg;base64,${video.coverBase64}`
-    }
-    return video.coverBase64
+    return video.coverBase64.startsWith('data:')
+      ? video.coverBase64
+      : `data:image/jpeg;base64,${video.coverBase64}`
   }
-
-  if (video.previewUrl) {
-    return video.previewUrl
-  }
-
-  if (video.coverUrl) {
-    return video.coverUrl
-  }
-
-  return defaultCover
+  return video.previewUrl || video.coverUrl || defaultCover
 }
 
 const handleCancel = () => {