app.ts

import express, { NextFunction, Request, Response } from 'express';
import createError from 'http-errors';
import AppMiddlewares from './middlewares';
import indexRouter from './routes/index';
import health from './controllers/health';
import Boom from '@hapi/boom';

// Initialise express
const app = express();

// Add Middlewares
AppMiddlewares(app);

// Add routes
app.use('/api/v1', indexRouter);
app.get('/', health);

// catch 404 and forward to error handler
app.use(function (req: Request, _res: Response, next: NextFunction) {
  logger.error(`API not found:: ${req.originalUrl}`);
  next(createError(404));
});

// error handler
app.use(function (err: any, req: Request, res: Response, _next: NextFunction) {
  logger.error(
    `Error handling the request:: ${req.originalUrl}, error:: `,
    err
  );

  // eslint-disable-next-line @typescript-eslint/strict-boolean-expressions
  const statusCode: number = err.status || 500;
  return res.boom(
    Boom.boomify(err, {
      statusCode,
      message: err.message,
    })
  );
});

export default app;