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stack/apps/web/src/app/(authenticated)/layout.tsx
Jason Woltje a5ed260fbd
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feat(web): MS15 Phase 1 — Design System & App Shell (#451)
Co-authored-by: Jason Woltje <jason@diversecanvas.com>
Co-committed-by: Jason Woltje <jason@diversecanvas.com>
2026-02-22 20:57:06 +00:00

108 lines
3.4 KiB
TypeScript
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"use client";
import { useEffect } from "react";
import { useRouter } from "next/navigation";
import { useAuth } from "@/lib/auth/auth-context";
import { IS_MOCK_AUTH_MODE } from "@/lib/config";
import { AppHeader } from "@/components/layout/AppHeader";
import { AppSidebar } from "@/components/layout/AppSidebar";
import { SidebarProvider, useSidebar } from "@/components/layout/SidebarContext";
import { ChatOverlay } from "@/components/chat";
import { MosaicSpinner } from "@/components/ui/MosaicSpinner";
import type { ReactNode } from "react";
// ---------------------------------------------------------------------------
// Constants
// ---------------------------------------------------------------------------
const SIDEBAR_EXPANDED_WIDTH = "240px";
const SIDEBAR_COLLAPSED_WIDTH = "60px";
// ---------------------------------------------------------------------------
// Inner shell — must be a child of SidebarProvider to use useSidebar
// ---------------------------------------------------------------------------
interface AppShellProps {
children: ReactNode;
}
function AppShell({ children }: AppShellProps): React.JSX.Element {
const { collapsed, isMobile } = useSidebar();
// On tablet (mdlg), hide sidebar from the grid when the sidebar is collapsed.
// On mobile, the sidebar is fixed-position so the grid is always single-column.
const sidebarHidden = !isMobile && collapsed;
return (
<div
className="app-shell"
data-sidebar-hidden={sidebarHidden ? "true" : undefined}
style={
{
"--sidebar-w": collapsed ? SIDEBAR_COLLAPSED_WIDTH : SIDEBAR_EXPANDED_WIDTH,
transition: "grid-template-columns 0.2s var(--ease, ease)",
} as React.CSSProperties
}
>
{/* Full-width header — grid-column: 1 / -1 via .app-header CSS class */}
<AppHeader />
{/* Sidebar — left column, row 2, via .app-sidebar CSS class */}
<AppSidebar />
{/* Main content — right column, row 2, via .app-main CSS class */}
<main className="app-main" id="main-content">
{IS_MOCK_AUTH_MODE && (
<div
className="border-b px-4 py-2 text-xs font-medium flex-shrink-0"
style={{
borderColor: "var(--ms-amber-500)",
background: "rgba(245, 158, 11, 0.08)",
color: "var(--ms-amber-400)",
}}
data-testid="mock-auth-banner"
>
Mock Auth Mode (Local Only): Real authentication is bypassed for frontend development.
</div>
)}
<div className="flex-1 overflow-y-auto p-5">{children}</div>
</main>
{!IS_MOCK_AUTH_MODE && <ChatOverlay />}
</div>
);
}
// ---------------------------------------------------------------------------
// Authenticated layout — handles auth guard + provides sidebar context
// ---------------------------------------------------------------------------
export default function AuthenticatedLayout({
children,
}: {
children: ReactNode;
}): React.JSX.Element | null {
const router = useRouter();
const { isAuthenticated, isLoading } = useAuth();
useEffect(() => {
if (!isLoading && !isAuthenticated) {
router.push("/login");
}
}, [isAuthenticated, isLoading, router]);
if (isLoading) {
return <MosaicSpinner size={48} fullPage />;
}
if (!isAuthenticated) {
return null;
}
return (
<SidebarProvider>
<AppShell>{children}</AppShell>
</SidebarProvider>
);
}