anomaly.prototype.listAnomaliesByVehicle = function()

in source/services/vehicle/lib/anomaly.js [53:98]
39 lines of code
4 McCabe index (conditional complexity)

    anomaly.prototype.listAnomaliesByVehicle = function(ticket, vin, cb) {

        // verify user owns vehicle
        let params = {
            TableName: ownerTable,
            Key: {
                owner_id: ticket['cognito:username'],
                vin: vin
            }
        };

        let docClient = new AWS.DynamoDB.DocumentClient(dynamoConfig);
        docClient.get(params, function(err, data) {
            if (err) {
                console.log(err);
                return cb(err, null);
            }

            if (!_.isEmpty(data)) {
                var anomaly_params = {
                    TableName: ddbTable,
                    KeyConditionExpression: 'vin = :vin',
                    ExpressionAttributeValues: {
                        ':vin': vin
                    }
                };

                let docClient = new AWS.DynamoDB.DocumentClient(dynamoConfig);
                docClient.query(anomaly_params, function(err, anomaly_data) {
                    if (err) {
                        console.log(err);
                        return cb(err, null);
                    }

                    return cb(null, anomaly_data);
                });
            } else {
                return cb({
                    error: {
                        message: 'The vehicle requested is not registered under the user.'
                    }
                }, null);
            }
        });

    };