From a7e07e008d853f9f644d69e88cd3748f536b9b8b Mon Sep 17 00:00:00 2001
From: Eldar Dadashov <eldar-dadashov@mail.ru>
Date: Wed, 24 Jun 2026 00:43:06 +0300
Subject: [PATCH] fix(web): clamp unit index in formatFileSize/formatTime to
 avoid undefined unit

---
 web/utils/format.spec.ts | 6 ++++++
 web/utils/format.ts      | 4 ++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/web/utils/format.spec.ts b/web/utils/format.spec.ts
index 2796854e347..cd5b9b6c24e 100644
--- a/web/utils/format.spec.ts
+++ b/web/utils/format.spec.ts
@@ -64,6 +64,9 @@ describe('formatFileSize', () => {
   it('should format petabytes correctly', () => {
     expect(formatFileSize(1500000000000000)).toBe('1.33 PB')
   })
+  it('should clamp to PB instead of an undefined unit for very large sizes', () => {
+    expect(formatFileSize(1024 ** 6)).toBe('1024.00 PB')
+  })
 })
 describe('formatTime', () => {
   it('should return the input if it is falsy', () => {
@@ -81,6 +84,9 @@ describe('formatTime', () => {
   it('should handle large numbers', () => {
     expect(formatTime(7200)).toBe('2.00 h')
   })
+  it('should clamp to hours instead of an undefined unit for very large durations', () => {
+    expect(formatTime(216000)).toBe('60.00 h')
+  })
 })
 describe('formatNumberAbbreviated', () => {
   it('should return number as string when less than 1000', () => {
diff --git a/web/utils/format.ts b/web/utils/format.ts
index 1e6df2ea8c4..1632b8a1796 100644
--- a/web/utils/format.ts
+++ b/web/utils/format.ts
@@ -75,7 +75,7 @@ export const formatFileSize = (fileSize: number) => {
     return fileSize
   const units = ['', 'K', 'M', 'G', 'T', 'P']
   let index = 0
-  while (fileSize >= 1024 && index < units.length) {
+  while (fileSize >= 1024 && index < units.length - 1) {
     fileSize = fileSize / 1024
     index++
   }
@@ -94,7 +94,7 @@ export const formatTime = (seconds: number) => {
     return seconds
   const units = ['sec', 'min', 'h']
   let index = 0
-  while (seconds >= 60 && index < units.length) {
+  while (seconds >= 60 && index < units.length - 1) {
     seconds = seconds / 60
     index++
   }