@hoangnam.io/qa-tools/app.js

Logging, Error handling, Notifying for Express codebase

require("dotenv").config();
const express = require("express");
const app = express();

app.use(express.json());
app.use(express.urlencoded({ extended: false }));

const cors = require("cors");
const { createLogMiddleware } = require("./logging/log-middleware");
const { getLogger } = require("./logging/logger");
const { getNotifier } = require("./notify");
const { getErrorHandlerMiddleware } = require("./error-handling");

app.use(cors());

const appName = "MyAppName";

// notifier
const notifier = getNotifier({
  discord: {
    url: "https://discord.com/api/webhooks/1392419926458892388/ZeE6S3qJuEScAUP98-jCCnR153pZaZ_PT7aUtsXgFTW8N63fqMDCauDHDJprLJ5vdK2r",
  },
});

const logOptions = {
  consoleConfig: { mode: "prod" },
  mongoConfig: { connectionString: process.env.LOG_DB_CONNECTION_STRING },
  gcConfig: {
    projectId: "kicc-384807",
    keyFilename: "/Users/hoangnam/_code/archive/qa-tools/service-account-key.json",
  },
};

// logger
// must pass logObj: logger.log({status: 200})
// must not pass string: logger.log("hello")
const logger = getLogger(logOptions);
// logger.log({
//   severity: "ERROR",
//   appName: "QALibApp",
//   logType: "RequestLog",
//   zTimestamp: "2025-07-09T16:10:52+07:00",
//   timestamp: 1752052252166,
//   caller: {
//     user: "user",
//   },
//   userAgent: "curl/8.7.1",
//   ip: "::1",
//   method: "GET",
//   url: "/login",
//   responseContentLength: 144,
//   contentLengthUnit: "bytes",
//   responseTime: 1.362,
//   responseTimeUnit: "ms",
//   status: 404,
//   query: {},
//   body: "*",
// });
logger.log("hello");

// log middleware
const createLogMiddlewareOptions = {
  extractCallerFunc: () => ({ user: "user" }),
  appName: appName,
  sensitiveRoutes: ["login", "auth"],
  ignoreRoutes: [{ method: "GET", route: "health-check" }],
  loggerOptions: logOptions,
  // fluentConfig: { host: "0.0.0.0" },
};
app.use(createLogMiddleware(app, createLogMiddlewareOptions));

app.use(require("./auth"));
app.use(require("./test"));

// error handler
const errorHandler = getErrorHandlerMiddleware(notifier, (req) => req.userInfo, appName);
app.use(errorHandler);

const PORT = process.env.PORT || 8000;
app.listen(PORT, () => console.log(`${appName} listening on port ${PORT}!`));