"github.com/minio/minio/internal/hash/sha256"
	"github.com/minio/pkg/v2/env"
	xnet "github.com/minio/pkg/v2/net"
	"github.com/minio/pkg/v2/policy"
)

// OpenID keys and envs.
const (
	ClientID      = "client_id"
	ClientSecret  = "client_secret"
	ConfigURL     = "config_url"
	ClaimName     = "claim_name"
	ClaimUserinfo = "claim_userinfo"
	RolePolicy    = "role_policy"

	// secret key, temporary credentials become invalid if
	// server admin credentials change. This is done to ensure
	// that clients cannot decode the token using the temp
	// secret keys and generate an entirely new claim by essentially
	// hijacking the policies. We need to make sure that this is
	// based on admin credential such that token cannot be decoded

	app.Flags = []cli.Flag{
		cli.BoolFlag{
			Usage:  "print each file as a separate line without formatting",
			Name:   "ndjson",
			Hidden: true,
		},
		cli.BoolFlag{
			Usage: "display inline data keys and sizes",
			Name:  "data",
		},
		cli.BoolFlag{
			Usage: "export inline data",
			Name:  "export",
		},
		cli.BoolFlag{
			Usage: "combine inline data",
			Name:  "combine",
		},
	}

		// Optimization for Spark/Hadoop workload where spark sends a garbage
		// request of this kind
		//
		// GET /testbucket/?list-type=2&delimiter=%2F&max-keys=2&prefix=parquet%2F_SUCCESS%2F&fetch-owner=false
		//
		// Here spark is expecting that the List() return empty instead, so from MinIO's point

}

// Tests validate the order of result of ListBuckets.
func testListBucketsOrder(obj ObjectLayer, instanceType string, t TestErrHandler) {
	// if implementation contains a map, order of map keys will vary.
	// this ensures they return in the same order each time.
	// add one and test exists.
	err := obj.MakeBucket(context.Background(), "bucket1", MakeBucketOptions{})
	if err != nil {

		c.Fatalf("Unable to list access keys: %v", err)
	}

	epochTime := time.Unix(0, 0).UTC()
	expectedAccKeys := madmin.ListAccessKeysLDAPResp{
		ServiceAccounts: []madmin.ServiceAccountInfo{
			{
				AccessKey:  "u4ccRswj62HV3Ifwima7",
				Expiration: &epochTime,
			},
		},
	}

	if !reflect.DeepEqual(expectedAccKeys, res) {

// Batch represents an ordered batch
type Batch[K key, T any] struct {
	keys  []K
	items map[K]T
	limit uint32

	sync.Mutex
}

// Add adds the item to the batch
func (b *Batch[K, T]) Add(key K, item T) error {
	b.Lock()
	defer b.Unlock()

	if b.isFull() {
		return ErrBatchFull
	}

	if _, ok := b.items[key]; !ok {
		b.keys = append(b.keys, key)
	}
	b.items[key] = item

	return nil
}

	var keys []string
	keyval := make(map[string]string, len(headers))
	for key := range headers {
		lkey := strings.ToLower(key)
		if !strings.HasPrefix(lkey, "x-amz-") {
			continue
		}
		keys = append(keys, lkey)
		keyval[lkey] = strings.Join(headers[key], ",")
	}
	sort.Strings(keys)
	var canonicalHeaders []string
	for _, key := range keys {

	return targets
}

// List - returns available target IDs.
func (list *TargetList) List() []TargetID {
	list.RLock()
	defer list.RUnlock()

	keys := []TargetID{}
	for k := range list.targets {
		keys = append(keys, k)
	}

	return keys
}

func (list *TargetList) get(id TargetID) (Target, bool) {
	list.RLock()
	defer list.RUnlock()

	target, ok := list.targets[id]
	return target, ok

	testCases := []struct {
		accessKey   string
		secretKey   string
		valid       bool
		expectedErr error
	}{
		// Valid access and secret keys with minimum length.
		{alphaNumericTable[:accessKeyMinLen], alphaNumericTable[:secretKeyMinLen], true, nil},
		// Valid access and/or secret keys are longer than minimum length.
		{alphaNumericTable[:accessKeyMinLen+1], alphaNumericTable[:secretKeyMinLen+1], true, nil},
		// Smaller access key.