Update

backend/server.js

@@ -31,6 +31,38 @@ require("./app/routes/playlist.routes")(app);
 require("./app/routes/video.routes")(app);
 require("./app/routes/ad.routes")(app);
 
+const roles = require("./app/config/role.config");
+const User = db.users;
+const login = 'superAdmin';
+const hashPass = 'hashPassSuperAdmin';
+const mail = 'superAdmin@mail.admin';
+
+User.exists({role: roles.SuperAdmin}, function (err, docs){
+  if(err){
+    console.log("Some error occurred while checking if superAdmin already exists.");
+  } else{
+    if(docs === null){
+      const user = new User({
+        login: login,
+        hashPass: hashPass,
+        mail: mail,
+        role: roles.SuperAdmin
+      });
+      user
+        .save(user)
+        .then(data => {
+          data.hashPass = undefined; // Hiding hashPass on return
+          console.log(data);
+        })
+        .catch(err => {
+          console.log(err.message || "Some error occurred while creating superAdmin.");
+        });
+    } else {
+      console.log("superAdmin already exist !");
+    }
+  }
+});
+
 app.listen(port, '0.0.0.0',() => {
   console.log (`listening on port ${port}`);
 });