From 5424a064c63345a28b333ca9ac3051843cfea73c Mon Sep 17 00:00:00 2001
From: Francesco Esposito <33671357+frab1t@users.noreply.github.com>
Date: Fri, 22 Feb 2019 10:12:24 +0100
Subject: [PATCH] implements db events

---
 server.js | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/server.js b/server.js
index efd4099..9d0d1dd 100644
--- a/server.js
+++ b/server.js
@@ -15,6 +15,8 @@ const connectionString = `${db.prefix}${db.user}:${db.password}@${db.host}/${db.
 mongoose.connect(connectionString, { useNewUrlParser: true });
 mongoose.set('useFindAndModify', false);
 
+const mongodb = mongoose.connection;
+
 app.use((err, req, res, next) => {
   logger.logError(err);
   res.status(500);
@@ -33,12 +35,24 @@ app.listen(port, () => {
   logger.logConsole('Server started.');
 });
 
+mongodb.on('connected', () => {
+  logger.logInfo('DB connected');
+});
+
+mongodb.on('disconnected', () => {
+  logger.logInfo('DB disconnected');
+});
+
+mongodb.on('error', (err) => {
+  logger.logError(`DB error:' ${err}`);
+});
+
 process.on('uncaughtException', (err) => {
   logger.logError(err);
 });
 
 process.on('SIGINT', () => {
-  mongoose.connection.close();
+  mongoose.disconnect();
   logger.logInfo('Server stopped');
   logger.logConsole('Server stopped');
   process.exit(0);