[ADD] middlewares | validator and error handler

middlewares/errorHandler.js

@@ -0,0 +1,23 @@
+function logErrors (err, req, res, next) {
+  console.error(err);
+  next(err);
+}
+
+function errorHandler(err, req, res, next) {
+  res.status(500).json({
+    message: err.message,
+    stack: err.stack,
+  });
+  next();
+}
+
+function boomErrorHandler(err, req, res, next) {
+  if (err.isBoom) {
+    const { output } = err;
+    res.status(output.statusCode).json(output.payload);
+  }
+  next(err);
+}
+
+
+export { logErrors, errorHandler, boomErrorHandler };

middlewares/validatorHandler.js

@@ -0,0 +1,14 @@
+import Boom from "@hapi/boom";
+
+function validatorHandler(schema, property) {
+  return (req, res, next) => {
+    const data = req[property];
+    const { error } = schema.validate(data, { abortEarly: false });
+    if (error) {
+      next(Boom.badRequest(error));
+    }
+    next();
+  }
+}
+
+export { validatorHandler };