diff --git a/ee/tabby-ui/app/search/components/assistant-message-section.tsx b/ee/tabby-ui/app/search/components/assistant-message-section.tsx
index 6d5e4f056ead..6db85ebf5600 100644
--- a/ee/tabby-ui/app/search/components/assistant-message-section.tsx
+++ b/ee/tabby-ui/app/search/components/assistant-message-section.tsx
@@ -153,16 +153,9 @@ export function AssistantMessageSection({
     if (!clientCode?.length) return []
     return (
       clientCode.map(code => {
-        const range = getRangeFromAttachmentCode(code)
-
         return {
           kind: 'file',
-          range: range
-            ? {
-                start: range.startLine,
-                end: range.endLine
-              }
-            : undefined,
+          range: getRangeFromAttachmentCode(code),
           filepath: code.filepath || '',
           content: code.content,
           git_url: relevantCodeGitURL
@@ -174,16 +167,9 @@ export function AssistantMessageSection({
   const serverCodeContexts: RelevantCodeContext[] = useMemo(() => {
     return (
       message?.attachment?.code?.map(code => {
-        const range = getRangeFromAttachmentCode(code)
-
         return {
           kind: 'file',
-          range: range
-            ? {
-                start: range.startLine,
-                end: range.endLine
-              }
-            : undefined,
+          range: getRangeFromAttachmentCode(code),
           filepath: code.filepath,
           content: code.content,
           git_url: code.gitUrl,
@@ -254,12 +240,7 @@ export function AssistantMessageSection({
     searchParams.append('redirect_git_url', code.gitUrl)
     url.search = searchParams.toString()
 
-    const lineHash = range
-      ? formatLineHashForCodeBrowser({
-          start: range.startLine,
-          end: range.endLine
-        })
-      : undefined
+    const lineHash = range ? formatLineHashForCodeBrowser(range) : undefined
     if (lineHash) {
       url.hash = lineHash
     }
diff --git a/ee/tabby-ui/components/chat/question-answer.tsx b/ee/tabby-ui/components/chat/question-answer.tsx
index 2b583a73d804..ea2088bfd222 100644
--- a/ee/tabby-ui/components/chat/question-answer.tsx
+++ b/ee/tabby-ui/components/chat/question-answer.tsx
@@ -272,22 +272,13 @@ function AssistantMessageCard(props: AssistantMessageCardProps) {
     React.useState<number | undefined>(undefined)
   const serverCode: Array<Context> = React.useMemo(() => {
     return (
-      message?.relevant_code?.map(code => {
-        const range = getRangeFromAttachmentCode(code)
-
-        return {
-          kind: 'file',
-          range: range
-            ? {
-                start: range.startLine,
-                end: range.endLine
-              }
-            : undefined,
-          filepath: code.filepath,
-          content: code.content,
-          git_url: code.gitUrl
-        }
-      }) ?? []
+      message?.relevant_code?.map(code => ({
+        kind: 'file',
+        range: getRangeFromAttachmentCode(code),
+        filepath: code.filepath,
+        content: code.content,
+        git_url: code.gitUrl
+      })) ?? []
     )
   }, [message?.relevant_code])
 
@@ -343,18 +334,12 @@ function AssistantMessageCard(props: AssistantMessageCardProps) {
   }
 
   const onCodeCitationClick = (code: AttachmentCodeItem) => {
-    const range = getRangeFromAttachmentCode(code)
     const ctx: Context = {
       git_url: code.gitUrl,
       content: code.content,
       filepath: code.filepath,
       kind: 'file',
-      range: range
-        ? {
-            start: range.startLine,
-            end: range.endLine
-          }
-        : undefined
+      range: getRangeFromAttachmentCode(code)
     }
     onNavigateToContext?.(ctx, {
       openInEditor: code.isClient
diff --git a/ee/tabby-ui/lib/utils/index.ts b/ee/tabby-ui/lib/utils/index.ts
index a596ad09dffa..938068fe15a8 100644
--- a/ee/tabby-ui/lib/utils/index.ts
+++ b/ee/tabby-ui/lib/utils/index.ts
@@ -1,6 +1,7 @@
 import { clsx, type ClassValue } from 'clsx'
 import { compact, isNil } from 'lodash-es'
 import { customAlphabet } from 'nanoid'
+import { LineRange } from 'tabby-chat-panel/index'
 import { twMerge } from 'tailwind-merge'
 
 import { AttachmentCodeItem, AttachmentDocItem } from '@/lib/types'
@@ -110,35 +111,22 @@ export function formatLineHashForCodeBrowser(
 export function getRangeFromAttachmentCode(code: {
   startLine?: Maybe<number>
   content: string
-}):
-  | {
-      startLine: number
-      endLine: number
-      isMultiLine: boolean
-    }
-  | undefined {
+}): LineRange | undefined {
   if (!code?.startLine) return undefined
 
-  const startLine = code.startLine
+  const start = code.startLine
   const lineCount = code.content.split('\n').length
-  const endLine = typeof startLine === 'number' ? startLine + lineCount - 1 : 0
+  const end = typeof start === 'number' ? start + lineCount - 1 : 0
 
   return {
-    // lineRange is 1-based
-    startLine,
-    endLine,
-    isMultiLine: !!startLine && !!endLine && startLine <= endLine
+    start,
+    end
   }
 }
 
 export function getRangeTextFromAttachmentCode(code: AttachmentCodeItem) {
   const range = getRangeFromAttachmentCode(code)
-  return range
-    ? formatLineHashForCodeBrowser({
-        start: range.startLine,
-        end: range.endLine
-      })
-    : ''
+  return range ? formatLineHashForCodeBrowser(range) : ''
 }
 
 export function getContent(item: AttachmentDocItem) {