refactor: strip stats and unit switcher from top bar

Remove weight unit switcher pills and collection stats (items, weight,
spent) from TotalsBar. Top bar now shows only logo/title and user menu.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/client/components/TotalsBar.tsx

@@ -1,48 +1,16 @@
 import { Link } from "@tanstack/react-router";
 import { useAuth } from "../hooks/useAuth";
-import { useFormatters } from "../hooks/useFormatters";
-import { useUpdateSetting } from "../hooks/useSettings";
-import { useTotals } from "../hooks/useTotals";
-import type { WeightUnit } from "../lib/formatters";
 import { LucideIcon } from "../lib/iconData";
 import { UserMenu } from "./UserMenu";
 
-const UNITS: WeightUnit[] = ["g", "oz", "lb", "kg"];
-
 interface TotalsBarProps {
 	title?: string;
-	stats?: Array<{ label: string; value: string }>;
 	linkTo?: string;
 }
 
-export function TotalsBar({
-	title = "GearBox",
-	stats,
-	linkTo,
-}: TotalsBarProps) {
-	const { data } = useTotals();
+export function TotalsBar({ title = "GearBox", linkTo }: TotalsBarProps) {
 	const { data: auth } = useAuth();
 	const isAuthenticated = !!auth?.user;
-	const { weight, price, unit } = useFormatters();
-	const updateSetting = useUpdateSetting();
-
-	// When no stats provided, use global totals (backward compatible)
-	const displayStats =
-		stats ??
-		(data?.global
-			? [
-					{ label: "items", value: String(data.global.itemCount) },
-					{
-						label: "total",
-						value: weight(data.global.totalWeight),
-					},
-					{ label: "spent", value: price(data.global.totalCost) },
-				]
-			: [
-					{ label: "items", value: "0" },
-					{ label: "total", value: weight(null) },
-					{ label: "spent", value: price(null) },
-				]);
 
 	const titleContent = (
 		<span className="flex items-center gap-2">
@@ -62,48 +30,12 @@ export function TotalsBar({
 		<h1 className="text-lg font-semibold text-gray-900">{titleContent}</h1>
 	);
 
-	// If stats prop is explicitly an empty array, show title only (dashboard mode)
-	const showStats = stats === undefined || stats.length > 0;
-
 	return (
 		<div className="sticky top-0 z-10 bg-white border-b border-gray-100">
 			<div className="mx-auto max-w-7xl px-4 sm:px-6 lg:px-8">
 				<div className="flex items-center justify-between h-14">
 					{titleElement}
 					<div className="flex items-center gap-4">
-						<div className="flex items-center gap-1 bg-gray-100 rounded-full px-1 py-0.5">
-							{UNITS.map((u) => (
-								<button
-									key={u}
-									type="button"
-									onClick={() =>
-										updateSetting.mutate({
-											key: "weightUnit",
-											value: u,
-										})
-									}
-									className={`px-2 py-0.5 text-xs rounded-full transition-colors ${
-										unit === u
-											? "bg-white text-gray-700 shadow-sm font-medium"
-											: "text-gray-400 hover:text-gray-600"
-									}`}
-								>
-									{u}
-								</button>
-							))}
-						</div>
-						{showStats && (
-							<div className="flex items-center gap-6 text-sm text-gray-500">
-								{displayStats.map((stat) => (
-									<span key={stat.label}>
-										<span className="font-medium text-gray-700">
-											{stat.value}
-										</span>{" "}
-										{stat.label}
-									</span>
-								))}
-							</div>
-						)}
 						{isAuthenticated ? (
 							<UserMenu />
 						) : (

src/client/routes/__root.tsx

@@ -114,23 +114,8 @@ function RootLayout() {
 	const currentThreadId = threadMatch ? Number(threadMatch.threadId) : null;
 
 	const isDashboard = !!matchRoute({ to: "/" });
-	const isCollection = !!matchRoute({ to: "/collection", fuzzy: true });
-	const isSetupDetail = !!matchRoute({ to: "/setups/$setupId", fuzzy: true });
 
-	// Determine TotalsBar props based on current route
-	const _totalsBarProps = isDashboard
-		? { stats: [] as Array<{ label: string; value: string }> } // Title only, no stats, no link
-		: isSetupDetail
-			? { linkTo: "/" } // Setup detail will render its own local bar; root bar just has link
-			: { linkTo: "/" }; // All other pages: default stats + link to dashboard
-
-	// On dashboard, don't show the default global stats - pass empty stats
-	// On collection, let TotalsBar fetch its own global stats (default behavior)
-	const finalTotalsProps = isDashboard
-		? { stats: [] as Array<{ label: string; value: string }> }
-		: isCollection
-			? { linkTo: "/" }
-			: { linkTo: "/" };
+	const totalsBarProps = isDashboard ? {} : { linkTo: "/" };
 
 	// Show loading while checking auth
 	if (authLoading) {
@@ -170,7 +155,7 @@ function RootLayout() {
 
 	return (
 		<div className="min-h-screen bg-gray-50">
-			<TotalsBar {...finalTotalsProps} />
+			<TotalsBar {...totalsBarProps} />
 			<Outlet />
 
 			{/* Item Confirm Delete Dialog */}