function updateBatchStatus()

in batchOperations.js [377:431]
50 lines of code
5 McCabe index (conditional complexity)

function updateBatchStatus(s3Prefix, thisBatchId, status, requireStatusArray, updateReason, callback) {
    var updateBatchStatus = {
        Key: {
            batchId: {
                S: thisBatchId,
            },
            s3Prefix: {
                S: s3Prefix
            }
        },
        TableName: batchTable,
        AttributeUpdates: {
            status: {
                Action: 'PUT',
                Value: {
                    S: status
                }
            },
            lastUpdate: {
                Action: 'PUT',
                Value: {
                    N: '' + common.now()
                }
            }
        }
    };

    // add the update reason if we have one
    if (updateReason) {
        updateBatchStatus.AttributeUpdates['updateReason'] = {
            Action: 'PUT',
            Value: {
                S: updateReason
            }
        };
    }

    // add preconditions and correct operator if provided
    if (requireStatusArray) {
        updateBatchStatus.Expected = {
            status: {
                AttributeValueList: requireStatusArray,
                ComparisonOperator: requireStatusArray.length > 1 ? 'IN' : 'EQ'
            }
        }
    }

    dynamoDB.updateItem(updateBatchStatus, function (err, data) {
        if (err) {
            callback(err);
        } else {
            callback();
        }
    });
}