artemisapi/app.js

const express = require("express");
const cors = require("cors");
const helmet = require("helmet");
const expressSession = require("express-session");
const MySQLStore = require("express-mysql-session")(expressSession);

const app = express();
const nodeEnv = process.env.NODE_ENV;

if (!nodeEnv) {
  console.error("No NODE_ENV specified in environment. Terminating.");
  process.exit(1);
}

// Let NGINX do its magic.
app.set("trust proxy", "loopback");
app.set("query parser", "simple");

const store = new MySQLStore({
  host: process.env.host,
  user: process.env.user,
  password: process.env.password,
  database: process.env.database,
  port: process.env.port,
  schema: {
    tableName: "cozynet_artemisapi_sessions",
    columnNames: {
      session_id: "session_id",
      expires: "expires",
      data: "data",
    },
  },
});
const userSessionMiddleware = expressSession({
  name: "ArtemisAPI_SESSION",
  secret: process.env.JWT_SECRET,
  store,
  resave: true,
  saveUninitialized: false,
  cookie: {
    secure: nodeEnv === "production",
    sameSite: nodeEnv === "production" ? "strict" : "none",
  },
});

if (nodeEnv !== "production" && process.env.CLIENT_DEV_SERVER && process.env.CLIENT_DEV_SERVER.length > 0) {
  const clientDevServer = process.env.CLIENT_DEV_SERVER;

  app.use(cors({ credentials: true, origin: clientDevServer }));
} else {
  app.use(cors({ credentials: false, origin: "*" }));
  app.use((req, res, next) => {
    res.header("Access-Control-Allow-Credentials", "false");
    next();
  });
  app.use(helmet());
}

app.use(userSessionMiddleware);

const sunGetRoutes = require("./chunithm/13/getRoutes");
const sunPostRoutes = require("./chunithm/13/postRoutes");

app.use(express.json());
// app.use(cors({ credentials: true, origin: "*" }));
app.use("/SDHD", sunGetRoutes);
app.use("/SDHD", sunPostRoutes);

// Starting the server
const PORT = 4000;
app.listen(PORT, () => {
  console.log(`Server is running on http://localhost:${PORT}`);
});