Duel entre deux citations identiques

Sur la route

/citations/duels

avec le body

{"winner": "608aed1aed9b075f92b2705a", "looser": "608aed1aed9b075f92b2705a"}

nous avons le retour suivant :

    {
        "_id": "608aed1aed9b075f92b2705a",
        "quote": "My eyes! The goggles do nothing!",
        "character": "Rainier Wolfcastle",
        "image": "https://cdn.glitch.com/3c3ffadc-3406-4440-bb95-d40ec8fcde72%2FRainierWolfcastle.png?1497567511035",
        "characterDirection": "Left",
        "origin": "The Simpsons",
        "__v": 0,
        "scores": {
            "608aed1aed9b075f92b2705a": {
                "_id": "608aef73c54bf07bf38c678a",
                "wins": 1,
                "looses": 0
            }
        }
    },
    {
        "_id": "608aed1aed9b075f92b2705a",
        "quote": "My eyes! The goggles do nothing!",
        "character": "Rainier Wolfcastle",
        "image": "https://cdn.glitch.com/3c3ffadc-3406-4440-bb95-d40ec8fcde72%2FRainierWolfcastle.png?1497567511035",
        "characterDirection": "Left",
        "origin": "The Simpsons",
        "__v": 0,
        "scores": {
            "608aed1aed9b075f92b2705a": {
                "_id": "608aef73c54bf07bf38c678c",
                "wins": 0,
                "looses": 1
            }
        }
    }
]

Il devrait être impossible de faire un duel entre deux citations identiques, le résultat final indique 1 lose mais 0 win

        "_id": "608aed1aed9b075f92b2705a",
        "quote": "My eyes! The goggles do nothing!",
        "character": "Rainier Wolfcastle",
        "image": "https://cdn.glitch.com/3c3ffadc-3406-4440-bb95-d40ec8fcde72%2FRainierWolfcastle.png?1497567511035",
        "characterDirection": "Left",
        "origin": "The Simpsons",
        "__v": 0,
        "scores": {
            "608aed1aed9b075f92b2705a": {
                "_id": "608aef73c54bf07bf38c678c",
                "wins": 0,
                "looses":1,
            }
        }
    },