openpanel/packages/devtools-server/src/setup-server.ts

import type { Express } from "express";
import { SERVER_PORT } from "./constants";
import { bold, cyanBright } from "chalk";

export const setupServer = (app: Express) => {
    const server = app
        .listen(SERVER_PORT, () => {
            if (__DEVELOPMENT__) {
                console.log(`Server started on PORT ${SERVER_PORT}`);
            }
        })
        .on("error", (error: any) => {
            if (error?.code === "EADDRINUSE") {
                console.error(
                    `\n${cyanBright.bold("\u2717 ")}${bold(
                        "refine devtools",
                    )} failed to start. Port ${SERVER_PORT} is already in use, please make sure no other devtools server is running\n`,
                );
            } else {
                console.error(
                    `\n${cyanBright.bold("\u2717 ")}${bold(
                        "error from refine devtools",
                    )}`,
                    error,
                );
            }
            process.exit(1);
        })
        .on("listening", () => {
            console.log(
                `\n${cyanBright.bold("\u2713 ")}${bold(
                    "refine devtools",
                )} is running at port ${cyanBright.bold(SERVER_PORT)}\n`,
            );
        });

    process.on("SIGTERM", () => {
        server.close(() => {
            if (__DEVELOPMENT__) {
                console.log("Process terminated");
            }
        });
    });
};