feat: add ValuationResponse types and api.valuation() method

2 files changed, 42 insertions, 1 deletions

diff --git a/frontend/lib/api.ts b/frontend/lib/api.ts
index 05af5ae..53b3dd3 100644
--- a/frontend/lib/api.ts
+++ b/frontend/lib/api.ts
@@ -1,4 +1,4 @@
-import type { FinancialsResponse, HistoryPoint, MarketIndex, SearchResult, TickerOverview, WatchlistResponse } from "@/types/api";
+import type { FinancialsResponse, HistoryPoint, MarketIndex, SearchResult, TickerOverview, ValuationResponse, WatchlistResponse } from "@/types/api";
 
 const API_BASE = process.env.NEXT_PUBLIC_API_BASE_URL || "http://localhost:8000";
 
@@ -53,5 +53,10 @@ export const api = {
     return request<FinancialsResponse>(
       `/api/tickers/${encodeURIComponent(symbol)}/financials?period=${encodeURIComponent(period)}`
     );
+  },
+  valuation(symbol: string) {
+    return request<ValuationResponse>(
+      `/api/tickers/${encodeURIComponent(symbol)}/valuation`
+    );
   }
 };
diff --git a/frontend/types/api.ts b/frontend/types/api.ts
index 3cc93e4..998f618 100644
--- a/frontend/types/api.ts
+++ b/frontend/types/api.ts
@@ -120,3 +120,39 @@ export type FinancialsResponse = {
   balance: FinancialStatement;
   cash_flow: FinancialStatement;
 };
+
+export type DcfResult = {
+  available: boolean;
+  error?: string | null;
+  intrinsic_value_per_share?: number | null;
+  enterprise_value?: number | null;
+  equity_value?: number | null;
+  net_debt?: number | null;
+  cash_and_equivalents?: number | null;
+  total_debt?: number | null;
+  terminal_value_pv?: number | null;
+  fcf_pv_sum?: number | null;
+  growth_rate_used?: number | null;
+  base_fcf?: number | null;
+  wacc: number;
+  terminal_growth: number;
+};
+
+export type MultipleResult = {
+  available: boolean;
+  implied_price_per_share?: number | null;
+  implied_ev?: number | null;
+  equity_value?: number | null;
+  net_debt?: number | null;
+  multiple_used?: number | null;
+};
+
+export type ValuationResponse = {
+  symbol: string;
+  current_price?: number | null;
+  shares_outstanding?: number | null;
+  dcf: DcfResult;
+  ev_ebitda: MultipleResult;
+  ev_revenue: MultipleResult;
+  price_to_book: MultipleResult;
+};