feat(session-manager): highlight search keywords in session titles and messages

src/components/sessions/SessionItem.tsx

@@ -15,6 +15,7 @@ import {
   getProviderIconName,
   getProviderLabel,
   getSessionKey,
+  highlightText,
 } from "./utils";
 
 interface SessionItemProps {
@@ -23,6 +24,7 @@ interface SessionItemProps {
   selectionMode: boolean;
   isChecked: boolean;
   isCheckDisabled?: boolean;
+  searchQuery?: string;
   onSelect: (key: string) => void;
   onToggleChecked: (checked: boolean) => void;
 }
@@ -33,6 +35,7 @@ export function SessionItem({
   selectionMode,
   isChecked,
   isCheckDisabled = false,
+  searchQuery,
   onSelect,
   onToggleChecked,
 }: SessionItemProps) {
@@ -82,7 +85,9 @@ export function SessionItem({
               {getProviderLabel(session.providerId, t)}
             </TooltipContent>
           </Tooltip>
-          <span className="text-sm font-medium truncate flex-1">{title}</span>
+          <span className="text-sm font-medium truncate flex-1">
+            {searchQuery ? highlightText(title, searchQuery) : title}
+          </span>
           <ChevronRight
             className={cn(
               "size-4 text-muted-foreground/50 shrink-0 transition-transform",

src/components/sessions/SessionManagerPage.tsx

@@ -769,6 +769,7 @@ export function SessionManagerPage({ appId }: { appId: string }) {
                               session={session}
                               isSelected={isSelected}
                               selectionMode={selectionMode}
+                              searchQuery={search}
                               isChecked={selectedSessionKeys.has(
                                 getSessionKey(session),
                               )}
@@ -1005,6 +1006,7 @@ export function SessionManagerPage({ appId }: { appId: string }) {
                                   message={message}
                                   index={index}
                                   isActive={activeMessageIndex === index}
+                                  searchQuery={search}
                                   setRef={(el) => {
                                     if (el) messageRefs.current.set(index, el);
                                   }}

src/components/sessions/SessionMessageItem.tsx

@@ -9,12 +9,18 @@ import {
 } from "@/components/ui/tooltip";
 import { cn } from "@/lib/utils";
 import type { SessionMessage } from "@/types";
-import { formatTimestamp, getRoleLabel, getRoleTone } from "./utils";
+import {
+  formatTimestamp,
+  getRoleLabel,
+  getRoleTone,
+  highlightText,
+} from "./utils";
 
 interface SessionMessageItemProps {
   message: SessionMessage;
   index: number;
   isActive: boolean;
+  searchQuery?: string;
   setRef: (el: HTMLDivElement | null) => void;
   onCopy: (content: string) => void;
 }
@@ -22,6 +28,7 @@ interface SessionMessageItemProps {
 export function SessionMessageItem({
   message,
   isActive,
+  searchQuery,
   setRef,
   onCopy,
 }: SessionMessageItemProps) {
@@ -68,7 +75,9 @@ export function SessionMessageItem({
         )}
       </div>
       <div className="whitespace-pre-wrap break-words [overflow-wrap:anywhere] text-sm leading-relaxed min-w-0">
-        {message.content}
+        {searchQuery
+          ? highlightText(message.content, searchQuery)
+          : message.content}
       </div>
     </div>
   );

src/components/sessions/utils.ts

@@ -1,3 +1,5 @@
+import type { ReactNode } from "react";
+import { createElement } from "react";
 import { SessionMeta } from "@/types";
 
 export const getSessionKey = (session: SessionMeta) =>
@@ -78,3 +80,23 @@ export const formatSessionTitle = (session: SessionMeta) => {
     session.sessionId.slice(0, 8)
   );
 };
+
+export const highlightText = (text: string, query: string): ReactNode => {
+  if (!query) return text;
+  const escaped = query.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
+  const parts = text.split(new RegExp(`(${escaped})`, "gi"));
+  if (parts.length === 1) return text;
+  return parts.map((part, i) =>
+    i % 2 === 1
+      ? createElement(
+          "mark",
+          {
+            key: i,
+            className:
+              "bg-yellow-200/60 dark:bg-yellow-500/30 text-inherit rounded-sm px-0.5",
+          },
+          part,
+        )
+      : part,
+  );
+};