feat FileManager

src/@core/utils/formatters.ts

@@ -95,3 +95,17 @@ export function parseDate(dateString: string): Date {
 
   return new Date(year, month - 1, day)
 }
+
+// 文件大小格式化
+export function formatBytes(bytes: number, decimals = 2) {
+  if (bytes === 0)
+    return '0 bytes'
+
+  const k = 1024
+  const dm = decimals < 0 ? 0 : decimals
+  const sizes = ['bytes', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB']
+
+  const i = Math.floor(Math.log(bytes) / Math.log(k))
+
+  return `${parseFloat((bytes / k ** i).toFixed(dm))} ${sizes[i]}`
+}