improve downloads dialog

src/utils/string.ts

@@ -1,3 +1,11 @@
 export function capitalize(str: string) {
   return str.charAt(0).toUpperCase() + str.slice(1)
+}
+
+export function byteToString(bytes: number) {
+  const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB']
+  if (bytes === 0) return '0 Bytes'
+  const i = parseInt(Math.floor(Math.log(bytes) / Math.log(1024)).toString(), 10)
+  if (i === 0) return `${bytes} ${sizes[i]}`
+  return `${(bytes / Math.pow(1024, i)).toFixed(2)} ${sizes[i]}`
 }