in create_titleid/idmapping.go [44:53]
func CheckForExistingName(ddbClient *dynamodb.Client, tableName *string, filebase *string) (int32, []string, error) {
expr, err := expression.NewBuilder().
WithKeyCondition(expression.Key("filebase").Equal(expression.Value(*filebase))).
Build()
if err != nil {
return -1, nil, err
}
return IndexLookup(ddbClient, tableName, "filebase", &expr)
}