perf(renderer): reuse theme state in activity badges

src/renderer/components/team/MemberBadge.tsx

@@ -24,6 +24,8 @@ interface MemberBadgeProps {
   color?: string;
   /** Owning team context for hover-card store lookups. */
   teamName?: string;
+  /** Pre-resolved theme flag from callers that already read theme state. */
+  isLight?: boolean;
   /** Avatar + badge size variant */
   size?: 'xs' | 'sm' | 'md';
   /** Pre-resolved avatar URL from a caller that already owns the member roster. */
@@ -55,19 +57,23 @@ function getCachedMemberAvatarMap(members: readonly ResolvedTeamMember[]): Map<s
  * When onClick is provided, both avatar and badge are clickable as one unit.
  * Wrapped in MemberHoverCard to show member info on hover.
  */
-export const MemberBadge = memo(
+type MemberBadgeContentProps = Omit<MemberBadgeProps, 'isLight'> & {
+  isLight: boolean;
+};
+
+const MemberBadgeContent = memo(
   ({
     name,
     color,
     teamName,
+    isLight,
     size = 'sm',
     avatarUrl,
     hideAvatar,
     onClick,
     disableHoverCard,
-  }: MemberBadgeProps): React.JSX.Element => {
+  }: MemberBadgeContentProps): React.JSX.Element => {
     const colors = getTeamColorSet(color ?? '');
-    const { isLight } = useTheme();
     const effectiveAvatarTeamName = useStore((s) =>
       hideAvatar || avatarUrl != null ? null : (teamName ?? s.selectedTeamName)
     );
@@ -140,4 +146,21 @@ export const MemberBadge = memo(
   }
 );
 
+MemberBadgeContent.displayName = 'MemberBadgeContent';
+
+const ThemedMemberBadge = memo(function ThemedMemberBadge({
+  isLight: _isLight,
+  ...props
+}: MemberBadgeProps): React.JSX.Element {
+  const { isLight } = useTheme();
+  return <MemberBadgeContent {...props} isLight={isLight} />;
+});
+
+export const MemberBadge = memo(function MemberBadge(props: MemberBadgeProps): React.JSX.Element {
+  if (typeof props.isLight === 'boolean') {
+    return <MemberBadgeContent {...props} isLight={props.isLight} />;
+  }
+  return <ThemedMemberBadge {...props} />;
+});
+
 MemberBadge.displayName = 'MemberBadge';

src/renderer/components/team/activity/ActivityItem.tsx

@@ -437,6 +437,7 @@ const PassiveIdlePeerSummaryRow = ({
   teamName,
   senderName,
   senderColor,
+  isLight,
   summary,
   timestamp,
   onMemberNameClick,
@@ -444,6 +445,7 @@ const PassiveIdlePeerSummaryRow = ({
   teamName: string;
   senderName: string;
   senderColor?: string;
+  isLight: boolean;
   summary: string;
   timestamp: string;
   onMemberNameClick?: (memberName: string) => void;
@@ -460,6 +462,7 @@ const PassiveIdlePeerSummaryRow = ({
         name={senderName}
         color={senderColor}
         teamName={teamName}
+        isLight={isLight}
         hideAvatar={false}
         onClick={onMemberNameClick}
       />
@@ -491,6 +494,7 @@ const TaskStallRemediationRow = ({
   teamName,
   recipientName,
   recipientColor,
+  isLight,
   taskRef,
   timestamp,
   onMemberNameClick,
@@ -499,6 +503,7 @@ const TaskStallRemediationRow = ({
   teamName: string;
   recipientName: string;
   recipientColor?: string;
+  isLight: boolean;
   taskRef?: NonNullable<InboxMessage['taskRefs']>[number];
   timestamp: string;
   onMemberNameClick?: (memberName: string) => void;
@@ -525,6 +530,7 @@ const TaskStallRemediationRow = ({
         name={recipientName}
         color={recipientColor}
         teamName={teamName}
+        isLight={isLight}
         hideAvatar
         onClick={onMemberNameClick}
       />
@@ -557,6 +563,7 @@ const MemberWorkSyncNudgeRow = ({
   teamName,
   recipientName,
   recipientColor,
+  isLight,
   taskRefs,
   intent,
   timestamp,
@@ -566,6 +573,7 @@ const MemberWorkSyncNudgeRow = ({
   teamName: string;
   recipientName: string;
   recipientColor?: string;
+  isLight: boolean;
   taskRefs?: InboxMessage['taskRefs'];
   intent?: InboxMessage['workSyncIntent'];
   timestamp: string;
@@ -599,6 +607,7 @@ const MemberWorkSyncNudgeRow = ({
         name={recipientName}
         color={recipientColor}
         teamName={teamName}
+        isLight={isLight}
         hideAvatar
         onClick={onMemberNameClick}
       />
@@ -636,6 +645,7 @@ const BootstrapSystemRow = ({
   runtime,
   senderColor,
   recipientColor,
+  isLight,
   timestamp,
   onMemberNameClick,
 }: {
@@ -646,6 +656,7 @@ const BootstrapSystemRow = ({
   runtime?: string;
   senderColor?: string;
   recipientColor?: string;
+  isLight: boolean;
   timestamp: string;
   onMemberNameClick?: (memberName: string) => void;
 }): React.JSX.Element => {
@@ -664,6 +675,7 @@ const BootstrapSystemRow = ({
         name={senderName}
         color={senderColor}
         teamName={teamName}
+        isLight={isLight}
         hideAvatar
         onClick={onMemberNameClick}
       />
@@ -672,6 +684,7 @@ const BootstrapSystemRow = ({
         name={recipientName}
         color={recipientColor}
         teamName={teamName}
+        isLight={isLight}
         hideAvatar
         onClick={onMemberNameClick}
       />
@@ -692,6 +705,7 @@ const BootstrapAcknowledgementRow = ({
   recipientName,
   senderColor,
   recipientColor,
+  isLight,
   timestamp,
   onMemberNameClick,
 }: {
@@ -700,6 +714,7 @@ const BootstrapAcknowledgementRow = ({
   recipientName: string;
   senderColor?: string;
   recipientColor?: string;
+  isLight: boolean;
   timestamp: string;
   onMemberNameClick?: (memberName: string) => void;
 }): React.JSX.Element => {
@@ -713,6 +728,7 @@ const BootstrapAcknowledgementRow = ({
         name={senderName}
         color={senderColor}
         teamName={teamName}
+        isLight={isLight}
         hideAvatar
         onClick={onMemberNameClick}
       />
@@ -721,6 +737,7 @@ const BootstrapAcknowledgementRow = ({
         name={recipientName}
         color={recipientColor}
         teamName={teamName}
+        isLight={isLight}
         hideAvatar
         onClick={onMemberNameClick}
       />
@@ -1206,6 +1223,7 @@ export const ActivityItem = memo(
           teamName={teamName}
           senderName={senderName}
           senderColor={senderColor}
+          isLight={isLight}
           summary={idleSemantic.peerSummary}
           timestamp={timestamp}
           onMemberNameClick={onMemberNameClick}
@@ -1219,6 +1237,7 @@ export const ActivityItem = memo(
           teamName={teamName}
           recipientName={message.to ?? 'teammate'}
           recipientColor={recipientColor}
+          isLight={isLight}
           taskRef={message.taskRefs?.[0]}
           timestamp={timestamp}
           onMemberNameClick={onMemberNameClick}
@@ -1233,6 +1252,7 @@ export const ActivityItem = memo(
           teamName={teamName}
           recipientName={message.to ?? 'teammate'}
           recipientColor={recipientColor}
+          isLight={isLight}
           taskRefs={message.taskRefs}
           intent={message.workSyncIntent}
           timestamp={timestamp}
@@ -1252,6 +1272,7 @@ export const ActivityItem = memo(
           runtime={bootstrapDisplay.runtime}
           senderColor={senderColor}
           recipientColor={recipientColor}
+          isLight={isLight}
           timestamp={timestamp}
           onMemberNameClick={onMemberNameClick}
         />
@@ -1266,6 +1287,7 @@ export const ActivityItem = memo(
           recipientName={message.to ?? 'lead'}
           senderColor={senderColor}
           recipientColor={recipientColor}
+          isLight={isLight}
           timestamp={timestamp}
           onMemberNameClick={onMemberNameClick}
         />
@@ -1305,6 +1327,7 @@ export const ActivityItem = memo(
         name={senderName}
         color={senderColor}
         teamName={teamName}
+        isLight={isLight}
         hideAvatar={senderHideAvatar || compactHeader}
         onClick={onMemberNameClick}
         disableHoverCard={crossTeamOrigin != null}
@@ -1383,6 +1406,7 @@ export const ActivityItem = memo(
               name={crossTeamSentMemberName ?? qualifiedRecipient?.memberName ?? message.to}
               color={crossTeamTarget ? undefined : recipientColor}
               teamName={crossTeamTarget ? undefined : teamName}
+              isLight={isLight}
               hideAvatar={
                 compactHeader ||
                 (crossTeamSentMemberName ?? qualifiedRecipient?.memberName ?? message.to) === 'user'

src/renderer/components/team/activity/LeadThoughtsGroup.tsx

@@ -21,6 +21,7 @@ import {
   CARD_ICON_MUTED,
 } from '@renderer/constants/cssVariables';
 import { getTeamColorSet } from '@renderer/constants/teamColors';
+import { useTheme } from '@renderer/hooks/useTheme';
 import { agentAvatarUrl } from '@renderer/utils/memberHelpers';
 import {
   areStringArraysEqual,
@@ -567,6 +568,7 @@ const LeadThoughtsGroupRowComponent = ({
   expandItemKey,
 }: LeadThoughtsGroupRowProps): React.JSX.Element => {
   const { t } = useAppTranslation('team');
+  const { isLight } = useTheme();
   const ref = useRef<HTMLDivElement>(null);
   const scrollRef = useRef<HTMLDivElement>(null);
   const contentRef = useRef<HTMLDivElement>(null);
@@ -843,7 +845,7 @@ const LeadThoughtsGroupRowComponent = ({
             <div className="min-w-0">
               <div className="flex min-w-0 items-start gap-3">
                 <div className="flex min-w-0 flex-1 items-center gap-2 overflow-hidden">
-                  <MemberBadge name={leadName} color={memberColor} hideAvatar />
+                  <MemberBadge name={leadName} color={memberColor} isLight={isLight} hideAvatar />
                   <span className="shrink-0 text-[10px]" style={{ color: CARD_ICON_MUTED }}>
                     {t('activity.thoughts.count', { count: thoughts.length })}
                   </span>
@@ -916,7 +918,7 @@ const LeadThoughtsGroupRowComponent = ({
                     />
                   </div>
                 ) : null}
-                <MemberBadge name={leadName} color={memberColor} hideAvatar />
+                <MemberBadge name={leadName} color={memberColor} isLight={isLight} hideAvatar />
                 <span className="text-[10px]" style={{ color: CARD_ICON_MUTED }}>
                   {t('activity.thoughts.count', { count: thoughts.length })}
                 </span>
@@ -987,7 +989,7 @@ const LeadThoughtsGroupRowComponent = ({
                   />
                 </div>
               ) : null}
-              <MemberBadge name={leadName} color={memberColor} hideAvatar />
+              <MemberBadge name={leadName} color={memberColor} isLight={isLight} hideAvatar />
               <span className="text-[10px]" style={{ color: CARD_ICON_MUTED }}>
                 {t('activity.thoughts.count', { count: thoughts.length })}
               </span>