From 7cb2492c748556af99f2b155a434b92f19461095 Mon Sep 17 00:00:00 2001
From: Tyler Hoang <tyler@tylerhoang.xyz>
Date: Mon, 18 May 2026 00:33:39 -0700
Subject: feat: wire financials tab routing in Sidebar and page.tsx

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 frontend/app/page.tsx                 | 63 +++++++++++++++++++++++++----------
 frontend/components/prism/Sidebar.tsx |  5 ++-
 2 files changed, 49 insertions(+), 19 deletions(-)

(limited to 'frontend')

diff --git a/frontend/app/page.tsx b/frontend/app/page.tsx
index 013b93d..6f7e5b6 100644
--- a/frontend/app/page.tsx
+++ b/frontend/app/page.tsx
@@ -4,6 +4,7 @@ import { FormEvent, Suspense, startTransition, useCallback, useEffect, useMemo,
 import Image from "next/image";
 import { useRouter, useSearchParams } from "next/navigation";
 import { AppShell } from "@/components/prism/AppShell";
+import { FinancialsPage } from "@/components/prism/FinancialsPage";
 import { ChartCard } from "@/components/prism/ChartCard";
 import { KPIStrip } from "@/components/prism/KPIStrip";
 import { Sidebar } from "@/components/prism/Sidebar";
@@ -29,6 +30,7 @@ function OverviewClient() {
   const router = useRouter();
   const searchParams = useSearchParams();
   const selectedTicker = (searchParams.get("ticker") || "").toUpperCase();
+  const tab = searchParams.get("tab") || "overview";
   const lastTickerRef = useRef("");
 
   const [query, setQuery] = useState("");
@@ -72,11 +74,26 @@ function OverviewClient() {
       setOverviewState("loading");
       setChartState("loading");
 
+      const params = new URLSearchParams();
+      params.set("ticker", normalized);
+      if (tab !== "overview") params.set("tab", tab);
       startTransition(() => {
-        router.push(`/?ticker=${encodeURIComponent(normalized)}`);
+        router.push(`/?${params.toString()}`);
       });
     },
-    [router]
+    [router, tab]
+  );
+
+  const navigateToTab = useCallback(
+    (key: string) => {
+      const params = new URLSearchParams();
+      if (selectedTicker) params.set("ticker", selectedTicker);
+      if (key !== "overview") params.set("tab", key);
+      startTransition(() => {
+        router.push(`/?${params.toString()}`);
+      });
+    },
+    [router, selectedTicker]
   );
 
   const clearTicker = useCallback(() => {
@@ -245,12 +262,13 @@ function OverviewClient() {
       sidebar={
         <Sidebar
           navItems={OVERVIEW_NAV_ITEMS}
-          selectedKey="overview"
+          selectedKey={tab}
           currentTicker={selectedTicker}
           watchlist={watchlist}
           watchlistError={watchlistError}
           onSelectTicker={navigateToTicker}
           onRemoveTicker={removeFromWatchlist}
+          onSelectTab={navigateToTab}
         />
       }
       topbar={
@@ -271,22 +289,31 @@ function OverviewClient() {
       {selectedTicker && overviewState === "invalid" ? <InvalidTickerState symbol={selectedTicker} onClear={clearTicker} /> : null}
       {selectedTicker && overviewState === "error" ? <ErrorOverviewState message={overviewError || "Ticker data unavailable"} /> : null}
       {overview && overviewState === "ready" ? (
-        <>
-          <TickerHeader overview={overview} onToggleWatchlist={addOrRemoveCurrentTicker} isSaved={isSaved} />
-          <KPIStrip items={kpis} />
-          <div className="psm-main-grid">
-            <div className="psm-column">
-              <ChartCard symbol={overview.profile.symbol} period={period} points={history} chartState={chartState} chartError={chartError} onChangePeriod={setPeriod} />
-              <SignalCard overview={overview} />
-            </div>
-            <div className="psm-column">
-              <DataStatusCard overview={overview} missingFields={missingFields} />
-              <ProfileCard overview={overview} />
-              <ShortInterestCard overview={overview} />
-              <StatsCard overview={overview} />
+        tab === "financials" ? (
+          <FinancialsPage
+            ticker={selectedTicker}
+            overview={overview}
+            isSaved={isSaved}
+            onToggleWatchlist={addOrRemoveCurrentTicker}
+          />
+        ) : (
+          <>
+            <TickerHeader overview={overview} onToggleWatchlist={addOrRemoveCurrentTicker} isSaved={isSaved} />
+            <KPIStrip items={kpis} />
+            <div className="psm-main-grid">
+              <div className="psm-column">
+                <ChartCard symbol={overview.profile.symbol} period={period} points={history} chartState={chartState} chartError={chartError} onChangePeriod={setPeriod} />
+                <SignalCard overview={overview} />
+              </div>
+              <div className="psm-column">
+                <DataStatusCard overview={overview} missingFields={missingFields} />
+                <ProfileCard overview={overview} />
+                <ShortInterestCard overview={overview} />
+                <StatsCard overview={overview} />
+              </div>
             </div>
-          </div>
-        </>
+          </>
+        )
       ) : null}
     </AppShell>
   );
diff --git a/frontend/components/prism/Sidebar.tsx b/frontend/components/prism/Sidebar.tsx
index 7f106d8..fb8ebcf 100644
--- a/frontend/components/prism/Sidebar.tsx
+++ b/frontend/components/prism/Sidebar.tsx
@@ -12,6 +12,7 @@ type Props = {
   watchlistError: string | null;
   onSelectTicker: (symbol: string) => void;
   onRemoveTicker: (symbol: string) => void;
+  onSelectTab: (key: string) => void;
 };
 
 export function Sidebar({
@@ -21,7 +22,8 @@ export function Sidebar({
   watchlist,
   watchlistError,
   onSelectTicker,
-  onRemoveTicker
+  onRemoveTicker,
+  onSelectTab
 }: Props) {
   return (
     <aside className="psm-side">
@@ -46,6 +48,7 @@ export function Sidebar({
               type="button"
               className={`psm-nav-item${active ? " active" : ""}${item.disabled ? " disabled" : ""}`}
               disabled={item.disabled}
+              onClick={item.disabled ? undefined : () => onSelectTab(item.key)}
             >
               <span className={`psm-icon icon-${item.icon}`} aria-hidden />
               <span className="psm-nav-copy">
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