phase-7: code restructure

server/controllers/calls.controller.ts

@@ -0,0 +1,172 @@
+import type { FastifyInstance, FastifyReply, FastifyRequest } from 'fastify';
+import { YahooFinanceClient } from '../clients/YahooFinanceClient';
+import { MarketCallRepository } from '../repositories/MarketCallRepository';
+import { ScreenerEngine } from '../services/index';
+import type { SnapshotEntry } from '../types';
+import { callSchema } from '../types/schemas';
+import { chunkArray } from '../utils/Chunker';
+
+export class CallsController {
+  constructor(
+    private readonly repo: MarketCallRepository,
+    private readonly engine: ScreenerEngine,
+    private readonly yahoo: YahooFinanceClient,
+  ) {}
+
+  private static toSnapshot(r: any): SnapshotEntry | null {
+    if (!r) return null;
+    const m = r.asset?.displayMetrics ?? r.asset?.getDisplayMetrics?.() ?? {};
+    return {
+      price: r.asset?.currentPrice ?? null,
+      signal: r.signal ?? null,
+      inflatedVerdict: r.inflated?.label ?? null,
+      fundamentalVerdict: r.fundamental?.label ?? null,
+      pe: m['P/E'] ?? null,
+      roe: m['ROE%'] ?? null,
+      fcf: m['FCF Yld%'] ?? null,
+    };
+  }
+
+  register(app: FastifyInstance): void {
+    app.get('/api/calls', this.list.bind(this));
+    app.get('/api/calls/calendar', this.calendar.bind(this));
+    app.get('/api/calls/:id', this.get.bind(this));
+    app.post('/api/calls', { schema: callSchema }, this.create.bind(this));
+    app.delete('/api/calls/:id', this.remove.bind(this));
+  }
+
+  private async list() {
+    return { calls: this.repo.list() };
+  }
+
+  private async get(req: FastifyRequest, reply: FastifyReply) {
+    const call = this.repo.get((req.params as { id: string }).id);
+    if (!call) return reply.code(404).send({ error: 'Call not found' });
+
+    const current: Record<string, SnapshotEntry | null> = {};
+    if (call.tickers.length > 0) {
+      try {
+        const results = await this.engine.screenTickers(call.tickers);
+        for (const r of [...results.STOCK, ...results.ETF, ...results.BOND]) {
+          current[r.asset.ticker] = CallsController.toSnapshot(r);
+        }
+      } catch {
+        /* non-fatal */
+      }
+    }
+    return { ...call, current };
+  }
+
+  private async create(req: FastifyRequest, reply: FastifyReply) {
+    const { title, quarter, date, thesis, tickers } = req.body as {
+      title: string;
+      quarter: string;
+      date?: string;
+      thesis: string;
+      tickers: string[];
+    };
+    const upperTickers = tickers.map((t) => t.toUpperCase());
+
+    const snapshot: Record<string, SnapshotEntry | null> = {};
+    try {
+      const results = await this.engine.screenTickers(upperTickers);
+      for (const r of [...results.STOCK, ...results.ETF, ...results.BOND]) {
+        snapshot[r.asset.ticker] = CallsController.toSnapshot(r);
+      }
+    } catch (err) {
+      req.log.warn(`Could not snapshot prices for market call: ${(err as Error).message}`);
+    }
+
+    const call = this.repo.create({
+      title,
+      quarter,
+      date,
+      thesis,
+      tickers: upperTickers,
+      snapshot: snapshot as any,
+    });
+    return reply.code(201).send(call);
+  }
+
+  private async remove(req: FastifyRequest, reply: FastifyReply) {
+    const deleted = this.repo.delete((req.params as { id: string }).id);
+    if (!deleted) return reply.code(404).send({ error: 'Call not found' });
+    return { ok: true };
+  }
+
+  private async calendar(req: FastifyRequest) {
+    let tickers: string[];
+    if ((req.query as any).tickers) {
+      tickers = String((req.query as any).tickers)
+        .split(',')
+        .map((t) => t.trim().toUpperCase())
+        .filter(Boolean);
+    } else {
+      const set = new Set(this.repo.list().flatMap((c) => c.tickers));
+      tickers = [...set];
+    }
+
+    if (tickers.length === 0) return { events: [] };
+
+    const results: Record<string, any> = {};
+    for (const batch of chunkArray(tickers, 5)) {
+      await Promise.all(
+        batch.map(async (ticker) => {
+          const cal = await this.yahoo.fetchCalendarEvents(ticker);
+          if (cal) results[ticker] = cal;
+        }),
+      );
+      await new Promise<void>((r) => setTimeout(r, 500));
+    }
+
+    const events: any[] = [];
+    const now = Date.now();
+
+    for (const [ticker, cal] of Object.entries(results)) {
+      for (const dateVal of cal.earnings?.earningsDate ?? []) {
+        const d = new Date(dateVal as string);
+        events.push({
+          ticker,
+          type: 'earnings',
+          date: d.toISOString().slice(0, 10),
+          label: 'Earnings',
+          detail: cal.earnings.isEarningsDateEstimate ? 'Estimated' : 'Confirmed',
+          epsEstimate: cal.earnings.earningsAverage ?? null,
+          revEstimate: cal.earnings.revenueAverage ?? null,
+          isPast: d.getTime() < now,
+        });
+      }
+      if (cal.exDividendDate) {
+        const d = new Date(cal.exDividendDate);
+        events.push({
+          ticker,
+          type: 'exdividend',
+          date: d.toISOString().slice(0, 10),
+          label: 'Ex-Dividend',
+          detail: null,
+          isPast: d.getTime() < now,
+        });
+      }
+      if (cal.dividendDate) {
+        const d = new Date(cal.dividendDate);
+        events.push({
+          ticker,
+          type: 'dividend',
+          date: d.toISOString().slice(0, 10),
+          label: 'Dividend',
+          detail: null,
+          isPast: d.getTime() < now,
+        });
+      }
+    }
+
+    events.sort((a, b) => {
+      if (a.isPast !== b.isPast) return a.isPast ? 1 : -1;
+      return a.isPast
+        ? new Date(b.date).getTime() - new Date(a.date).getTime()
+        : new Date(a.date).getTime() - new Date(b.date).getTime();
+    });
+
+    return { events, tickers };
+  }
+}