server.js

require("dotenv").config();
const express = require("express");
const cors = require("cors");
const path = require("path");
const connectDB = require("./config/db");

const app = express();

// ── Middleware ─────────────────────────────────────────────────────────────────
app.use(cors());
app.use(express.json());

// ── API Routes ─────────────────────────────────────────────────────────────────
app.use("/api/cds", require("./routes/cds"));
app.use("/api/markets", require("./routes/markets"));
app.use("/api/trades", require("./routes/trades"));
app.use("/api/users", require("./routes/users"));

// ── Health check ───────────────────────────────────────────────────────────────
app.get("/api/health", (req, res) =>
  res.json({ status: "ok", timestamp: new Date().toISOString() })
);

// ── Serve built frontend in production ─────────────────────────────────────────
if (process.env.NODE_ENV === "production") {
  app.use(express.static(path.join(__dirname, "public")));
  app.get("*", (req, res) => {
    res.sendFile(path.join(__dirname, "public", "index.html"));
  });
}

// ── 404 (API only) ─────────────────────────────────────────────────────────────
app.use("/api/*", (req, res) => res.status(404).json({ error: "Route not found" }));

// ── Error handler ──────────────────────────────────────────────────────────────
app.use((err, req, res, next) => {
  console.error(err.stack);
  res.status(500).json({ error: "Internal server error" });
});

// ── Start ──────────────────────────────────────────────────────────────────────
const PORT = process.env.PORT || 5001;

connectDB().then(() => {
  app.listen(PORT, () =>
    console.log(`Wakeshi running on port ${PORT} [${process.env.NODE_ENV || "development"}]`)
  );
});