From 16d9eb4f864fe8c29a9dee57ec47f77b34ae0df4 Mon Sep 17 00:00:00 2001
From: Tyler Hoang <tyler@tylerhoang.xyz>
Date: Mon, 18 May 2026 22:18:20 -0700
Subject: feat: wire Ratios subtab into FinancialsPage, move tab strip up from
 FinancialsCard

---
 frontend/components/prism/FinancialsPage.tsx | 68 ++++++++++++++++++++--------
 1 file changed, 50 insertions(+), 18 deletions(-)

(limited to 'frontend/components/prism/FinancialsPage.tsx')

diff --git a/frontend/components/prism/FinancialsPage.tsx b/frontend/components/prism/FinancialsPage.tsx
index fcd2763..9a56f2c 100644
--- a/frontend/components/prism/FinancialsPage.tsx
+++ b/frontend/components/prism/FinancialsPage.tsx
@@ -4,10 +4,12 @@ import { api } from "@/lib/api";
 import { buildKpis } from "@/lib/overview";
 import { FinancialsCard } from "@/components/prism/FinancialsCard";
 import { KPIStrip } from "@/components/prism/KPIStrip";
+import { RatiosPage } from "@/components/prism/RatiosPage";
 import { TickerHeader } from "@/components/prism/TickerHeader";
 import type { FinancialsResponse, TickerOverview } from "@/types/api";
 
-type StatementKey = "income" | "balance" | "cash_flow";
+type StatementKey = "income" | "balance" | "cash_flow" | "ratios";
+type FinancialStatementKey = Exclude<StatementKey, "ratios">;
 type PeriodKey = "annual" | "quarterly";
 type FinState = "loading" | "ready" | "error";
 
@@ -18,6 +20,13 @@ type Props = {
   onToggleWatchlist: () => void;
 };
 
+const STATEMENT_LABELS: Record<StatementKey, string> = {
+  income: "INCOME",
+  balance: "BALANCE",
+  cash_flow: "CASH FLOW",
+  ratios: "RATIOS",
+};
+
 export function FinancialsPage({ ticker, overview, isSaved, onToggleWatchlist }: Props) {
   const [statement, setStatement] = useState<StatementKey>("income");
   const [period, setPeriod] = useState<PeriodKey>("annual");
@@ -26,6 +35,10 @@ export function FinancialsPage({ ticker, overview, isSaved, onToggleWatchlist }:
   const kpis = buildKpis(overview);
 
   useEffect(() => {
+    if (statement === "ratios") {
+      return;
+    }
+
     let cancelled = false;
     setFinState("loading");
     setData(null);
@@ -45,28 +58,47 @@ export function FinancialsPage({ ticker, overview, isSaved, onToggleWatchlist }:
     return () => {
       cancelled = true;
     };
-  }, [ticker, period]);
+  }, [ticker, period, statement]);
 
   return (
     <>
       <TickerHeader overview={overview} isSaved={isSaved} onToggleWatchlist={onToggleWatchlist} />
       <KPIStrip items={kpis} />
-      {finState === "loading" && (
-        <section className="psm-card psm-skeleton" style={{ minHeight: 320 }} />
-      )}
-      {finState === "error" && (
-        <section className="psm-card">
-          <p className="psm-muted-copy">Financial statements unavailable for {ticker}.</p>
-        </section>
-      )}
-      {finState === "ready" && data && (
-        <FinancialsCard
-          data={data}
-          statement={statement}
-          period={period}
-          onChangeStatement={setStatement}
-          onChangePeriod={setPeriod}
-        />
+      <section className="psm-fin-tab-bar">
+        <div className="psm-fin-tabs">
+          {(["income", "balance", "cash_flow", "ratios"] as StatementKey[]).map((key) => (
+            <button
+              key={key}
+              type="button"
+              className={`psm-fin-tab${statement === key ? " active" : ""}`}
+              onClick={() => setStatement(key)}
+            >
+              {STATEMENT_LABELS[key]}
+            </button>
+          ))}
+        </div>
+      </section>
+      {statement === "ratios" ? (
+        <RatiosPage ticker={ticker} />
+      ) : (
+        <>
+          {finState === "loading" && (
+            <section className="psm-card psm-skeleton" style={{ minHeight: 320 }} />
+          )}
+          {finState === "error" && (
+            <section className="psm-card">
+              <p className="psm-muted-copy">Financial statements unavailable for {ticker}.</p>
+            </section>
+          )}
+          {finState === "ready" && data && (
+            <FinancialsCard
+              data={data}
+              statement={statement as FinancialStatementKey}
+              period={period}
+              onChangePeriod={setPeriod}
+            />
+          )}
+        </>
       )}
     </>
   );
-- 
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