app.js

app.get("/addword", function(req, res) {

res.render("addword");

});

app.post("/addword", function(req, res){

  var newWord = new Dicword ({

    word: req.body.wordInput,
    definition: req.body.defInput,
    title: req.body.titleInput,
    genre: req.body.genreInput,
    example: req.body.exInput
  });


  Dicword.exists({word: req.body.wordInput}, (function(err, existingDoc){

if (existingDoc === null) {

  newWord.save(function(err){
    if (!err){
      console.log("add succ");
      res.render("addwordSUCC");
    }

    else {console.log(err);}
  });
} else {

let exists = "This word already exists"
res.render("addwordFAIL", {exists: exists});
}


}));