phase-6: typescript introduction

ui/src/lib/api.ts

@@ -0,0 +1,127 @@
+import type {
+  ScreenerResult,
+  MarketContext,
+  MarketCall,
+  CalendarEvent,
+  CatalystStory,
+  LLMAnalysis,
+  PortfolioHolding,
+  PortfolioAdvice,
+} from '$lib/types.js';
+
+const BASE = '/api';
+
+// ── Screener ──────────────────────────────────────────────────────────────────
+
+export async function screenTickers(tickers: string[]): Promise<ScreenerResult> {
+  const res = await fetch(`${BASE}/screen`, {
+    method: 'POST',
+    headers: { 'Content-Type': 'application/json' },
+    body: JSON.stringify({ tickers }),
+  });
+  if (!res.ok) throw new Error(await res.text());
+  return res.json();
+}
+
+export async function fetchCatalysts(): Promise<{ tickers: string[]; stories: CatalystStory[] }> {
+  const res = await fetch(`${BASE}/screen/catalysts`);
+  if (!res.ok) throw new Error(await res.text());
+  return res.json();
+}
+
+export async function analyzeTickers(tickers: string[]): Promise<{ analysis: LLMAnalysis | null }> {
+  const res = await fetch(`${BASE}/analyze`, {
+    method: 'POST',
+    headers: { 'Content-Type': 'application/json' },
+    body: JSON.stringify({ tickers }),
+  });
+  if (!res.ok) throw new Error(await res.text());
+  return res.json();
+}
+
+// ── Finance / Portfolio ───────────────────────────────────────────────────────
+
+export async function fetchPortfolio(): Promise<{
+  advice: PortfolioAdvice[];
+  holdings: PortfolioHolding[];
+  marketContext: MarketContext | null;
+  netWorth: number | null;
+  error?: string;
+}> {
+  const res = await fetch(`${BASE}/finance/portfolio`);
+  if (!res.ok) throw new Error(await res.text());
+  return res.json();
+}
+
+export async function addHolding(
+  holding: Omit<PortfolioHolding, never>,
+): Promise<{ holdings: PortfolioHolding[] }> {
+  const res = await fetch(`${BASE}/finance/holdings`, {
+    method: 'POST',
+    headers: { 'Content-Type': 'application/json' },
+    body: JSON.stringify(holding),
+  });
+  if (!res.ok) throw new Error(await res.text());
+  return res.json();
+}
+
+export async function removeHolding(ticker: string): Promise<{ holdings: PortfolioHolding[] }> {
+  const res = await fetch(`${BASE}/finance/holdings/${ticker}`, {
+    method: 'DELETE',
+  });
+  if (!res.ok) throw new Error(await res.text());
+  return res.json();
+}
+
+export async function fetchMarketContext(): Promise<MarketContext> {
+  const res = await fetch(`${BASE}/finance/market-context`);
+  if (!res.ok) throw new Error(await res.text());
+  return res.json();
+}
+
+// ── Market Calls ──────────────────────────────────────────────────────────────
+
+export async function fetchCalls(): Promise<{ calls: MarketCall[] }> {
+  const res = await fetch(`${BASE}/calls`);
+  if (!res.ok) throw new Error(await res.text());
+  return res.json();
+}
+
+export async function fetchCall(id: string): Promise<MarketCall & { current: ScreenerResult }> {
+  const res = await fetch(`${BASE}/calls/${id}`);
+  if (!res.ok) throw new Error(await res.text());
+  return res.json();
+}
+
+export async function createCall(payload: {
+  title: string;
+  quarter: string;
+  thesis: string;
+  tickers: string[];
+  date?: string;
+}): Promise<MarketCall> {
+  const res = await fetch(`${BASE}/calls`, {
+    method: 'POST',
+    headers: { 'Content-Type': 'application/json' },
+    body: JSON.stringify(payload),
+  });
+  if (!res.ok) throw new Error(await res.text());
+  return res.json();
+}
+
+export async function deleteCall(id: string): Promise<{ ok: boolean }> {
+  const res = await fetch(`${BASE}/calls/${id}`, { method: 'DELETE' });
+  if (!res.ok) throw new Error(await res.text());
+  return res.json();
+}
+
+export async function fetchCallsCalendar(
+  tickers: string[] | null = null,
+): Promise<{ events: CalendarEvent[] }> {
+  const url = tickers?.length
+    ? `${BASE}/calls/calendar?tickers=${tickers.join(',')}`
+    : `${BASE}/calls/calendar`;
+  const res = await fetch(url);
+  if (!res.ok) throw new Error(await res.text());
+  return res.json();
+}