func (d *DNSProvider) Present(domain, token, keyAuth string) error {
	fqdn, value := dns01.GetRecord(domain, keyAuth)
	authZone, err := dns01.FindZoneByFqdn(dns01.ToFqdn(domain))
	if err != nil {
		return fmt.Errorf("aurora: could not determine zone for domain %q: %w", domain, err)
	}
	subdomain := fqdn[0 : len(fqdn)-len(authZone)-1]
	authZone = dns01.UnFqdn(authZone)
	zone, err := d.getZoneInformationByName(authZone)
	if err != nil {
		return fmt.Errorf("aurora: could not create record: %w", err)
	}
	record := auroradns.Record{
		RecordType: "TXT",
		Name:       subdomain,
		Content:    value,
		TTL:        d.config.TTL,
	}
	newRecord, _, err := d.client.CreateRecord(zone.ID, record)
	if err != nil {
		return fmt.Errorf("aurora: could not create record: %w", err)
	}
	d.recordIDsMu.Lock()
	d.recordIDs[token] = newRecord.ID
	d.recordIDsMu.Unlock()
	return nil
}
Present creates a TXT record using the specified parameters.
package auroradns
import (
	"errors"
	"fmt"
	"sync"
	"time"
	"github.com/go-acme/lego/v4/challenge/dns01"
	"github.com/go-acme/lego/v4/platform/config/env"
	"github.com/nrdcg/auroradns"
)
const defaultBaseURL = "https://api.auroradns.eu"
const (
	envNamespace = "AURORA_"
	EnvUserID   = envNamespace + "USER_ID"
	EnvKey      = envNamespace + "KEY"
	EnvEndpoint = envNamespace + "ENDPOINT"
	EnvTTL                = envNamespace + "TTL"
	EnvPropagationTimeout = envNamespace + "PROPAGATION_TIMEOUT"
	EnvPollingInterval    = envNamespace + "POLLING_INTERVAL"
)
type Config struct {
	BaseURL            string
	UserID             string
	Key                string
	PropagationTimeout time.Duration
	PollingInterval    time.Duration
	TTL                int
}
func NewDefaultConfig() *Config {
	return &Config{
		TTL:                env.GetOrDefaultInt(EnvTTL, 300),
		PropagationTimeout: env.GetOrDefaultSecond(EnvPropagationTimeout, dns01.DefaultPropagationTimeout),
		PollingInterval:    env.GetOrDefaultSecond(EnvPollingInterval, dns01.DefaultPollingInterval),
	}
}
type DNSProvider struct {
	recordIDs   map[string]string
	recordIDsMu sync.Mutex
	config      *Config
	client      *auroradns.Client
}
func NewDNSProvider() (*DNSProvider, error) {
	values, err := env.Get(EnvUserID, EnvKey)
	if err != nil {
		return nil, fmt.Errorf("aurora: %w", err)
	}
	config := NewDefaultConfig()
	config.BaseURL = env.GetOrFile(EnvEndpoint)
	config.UserID = values[EnvUserID]
	config.Key = values[EnvKey]
	return NewDNSProviderConfig(config)
}
func NewDNSProviderConfig(config *Config) (*DNSProvider, error) {
	if config == nil {
		return nil, errors.New("aurora: the configuration of the DNS provider is nil")
	}
	if config.UserID == "" || config.Key == "" {
		return nil, errors.New("aurora: some credentials information are missing")
	}
	if config.BaseURL == "" {
		config.BaseURL = defaultBaseURL
	}
	tr, err := auroradns.NewTokenTransport(config.UserID, config.Key)
	if err != nil {
		return nil, fmt.Errorf("aurora: %w", err)
	}
	client, err := auroradns.NewClient(tr.Client(), auroradns.WithBaseURL(config.BaseURL))
	if err != nil {
		return nil, fmt.Errorf("aurora: %w", err)
	}
	return &DNSProvider{
		config:    config,
		client:    client,
		recordIDs: make(map[string]string),
	}, nil
}