import { env } from "process";
import { app, logger } from "./app";
import http from "http";
import { existsSync, rmSync } from "fs";

const server = http.createServer(app);

if (process.env.SOCKET_PATH != null && process.env.SOCKET_PATH.length > 0) {
  // Remove the socket at the specified path if it already exists to avoid EADDRINUSE
  if (existsSync(process.env.SOCKET_PATH)) {
    rmSync(process.env.SOCKET_PATH);
  }

  server.listen({
    path: process.env.SOCKET_PATH,
    readableAll: true,
    writableAll: true,
  });
} else {
  server.listen(parseInt(env.PORT || "3000"), env.HOST || "127.0.0.1");
}

server.on("error", (error: Error) => {
  logger.error("An error occurred.", error);
});

server.on("listening", () => {
  logger.info("Startup done!", server.address());
});