NodeJS Examples of Promises for accessing AWS

game.js

return await docClient.query(findGameParams).promise().then((games) => {
    if (games.Count == 1) {
        return Promise.resolve(games.Items[0])
    } else {
        return Promise.reject("Could not find that game")
    }
});

return await new Promise((resolve, reject) => {
    docClient.query(findGameParams, function (err, games) {
        if (err) {
            return reject(err);
        } else {
            if (games.Count == 1) {
                return resolve(games.Items[0]);
            } else {
                return Promise.reject("Could not find that game")
            }

        }
    })
});

// ---------------------------------------

await gameController.gameInfo(req.params.gameid)
res.status(200).json(gameInfo);
// ...and surround in try{catch{

//---- or

gameController.gameInfo(req.params.gameid).then((data) => {
    res.status(200).json(data);
}).catch((error) => {
    res.status(400).json(error);
});