Add FXMacroData macro data integration

react/opentp-client/src/services/FXMacroDataService.tsx

@@ -0,0 +1,92 @@
+export type FXMacroDataQuery = Record<string, string | number | boolean | undefined | null>;
+
+export default class FXMacroDataService {
+  constructor(
+    private readonly apiKey?: string,
+    private readonly baseUrl = 'https://api.fxmacrodata.com/v1',
+  ) {}
+
+  dataCatalogue(currency: string) {
+    return this.get(`/data_catalogue/${normalize(currency)}`);
+  }
+
+  announcements(currency: string, indicator: string) {
+    return this.get(`/announcements/${normalize(currency)}/${indicator}`);
+  }
+
+  calendar(currency: string) {
+    return this.get(`/calendar/${normalize(currency)}`);
+  }
+
+  predictions(currency: string, indicator: string) {
+    return this.get(`/predictions/${normalize(currency)}/${indicator}`);
+  }
+
+  forex(base: string, quote: string) {
+    return this.get(`/forex/${normalize(base)}/${normalize(quote)}`);
+  }
+
+  cot(currency: string) {
+    return this.get(`/cot/${normalize(currency)}`);
+  }
+
+  commoditiesLatest() {
+    return this.get('/commodities/latest');
+  }
+
+  commodity(indicator: string) {
+    return this.get(`/commodities/${indicator}`);
+  }
+
+  curves(currency: string) {
+    return this.get(`/curves/${normalize(currency)}`);
+  }
+
+  curveProxies(currency: string) {
+    return this.get(`/curve_proxies/${normalize(currency)}`);
+  }
+
+  forwardCurves(currency: string) {
+    return this.get(`/forward_curves/${normalize(currency)}`);
+  }
+
+  marketSessions() {
+    return this.get('/market_sessions');
+  }
+
+  riskSentiment() {
+    return this.get('/risk_sentiment');
+  }
+
+  news(currency: string) {
+    return this.get(`/news/${normalize(currency)}`);
+  }
+
+  pressReleases(currency: string) {
+    return this.get(`/press-releases/${normalize(currency)}`);
+  }
+
+  centralBankers(currency: string) {
+    return this.get(`/central_bankers/${normalize(currency)}`);
+  }
+
+  async get(path: string, query: FXMacroDataQuery = {}) {
+    const response = await fetch(this.url(path, query));
+    if (!response.ok) throw new Error(`FXMacroData request failed: ${response.status}`);
+    return response.json();
+  }
+
+  url(path: string, query: FXMacroDataQuery = {}) {
+    const params = new URLSearchParams();
+    if (this.apiKey) params.set('api_key', this.apiKey);
+    for (const [key, value] of Object.entries(query)) {
+      if (value !== undefined && value !== null) params.set(key, String(value));
+    }
+    const suffix = params.toString();
+    return `${this.baseUrl.replace(/\/$/, '')}${path}${suffix ? `?${suffix}` : ''}`;
+  }
+}
+
+function normalize(value: string) {
+  return value.trim().toLowerCase();
+}