xnet "github.com/minio/pkg/v2/net"
	"golang.org/x/exp/maps"
	"golang.org/x/exp/slices"
)

const (
	copyDirective    = "COPY"
	replaceDirective = "REPLACE"
	accessDirective  = "ACCESS"
)

// Parses location constraint from the incoming reader.
func parseLocationConstraint(r *http.Request) (location string, s3Error APIErrorCode) {
	// If the request has no body with content-length set to 0,

				return err
			}

			_, err = target.updateStmt.Exec(key, data)
		}
		return err
	}

	if target.args.Format == event.AccessFormat {
		eventTime, err := time.Parse(event.AMZTimeFormat, eventData.EventTime)
		if err != nil {
			return err
		}

		data, err := json.Marshal(struct{ Records []event.Event }{[]event.Event{eventData}})
		if err != nil {
			return err
		}

}

// NewClient - returns new REST client.
func NewClient(uu *url.URL, tr http.RoundTripper, newAuthToken func(aud string) string) *Client {
	connected := int32(online)
	urlStr := uu.String()
	u, err := url.Parse(urlStr)
	if err != nil {
		// Mark offline, with no reconnection attempts.
		connected = int32(offline)
		err = &url.Error{URL: urlStr, Err: err}
	}
	// The host's colon:port should be normalized. See Issue 14836.

				continue
			}

			bucketMap[bucket].LifecycleConfigXML = configData
			bucketMap[bucket].LifecycleConfigUpdatedAt = updatedAt
			rpt.SetStatus(bucket, fileName, nil)
		case bucketSSEConfig:
			// Parse bucket encryption xml
			encConfig, err := validateBucketSSEConfig(io.LimitReader(reader, maxBucketSSEConfigSize))
			if err != nil {

			}
		}
	case config.SubnetSubSys:
		subnetConfig, err := subnet.LookupConfig(s[config.SubnetSubSys][config.Default], globalRemoteTargetTransport)
		if err != nil {
			configLogIf(ctx, fmt.Errorf("Unable to parse subnet configuration: %w", err))
		} else {
			globalSubnetConfig.Update(subnetConfig, globalIsCICD)
			globalSubnetConfig.ApplyEnv() // update environment settings for Console UI
		}
	case config.CallhomeSubSys:

	keyName := "test/object"

	var opts ObjectOptions

	// The final name of the upload object
	targetObj := keyName + "/upload.txt"

	// The url of success_action_redirect field
	redirectURL, err := url.Parse("http://www.google.com?query=value")
	if err != nil {
		t.Fatal(err)
	}

	// Register the API end points with Erasure/FS object layer.
	apiRouter := initTestAPIEndPoints(obj, []string{"PostPolicy"})

	}
	switch binary.LittleEndian.Uint16(data[2:4]) {
	case poolMetaVersion:
	default:
		return fmt.Errorf("poolMeta: unknown version: %d", binary.LittleEndian.Uint16(data[2:4]))
	}

	// OK, parse data.
	if _, err = p.UnmarshalMsg(data[4:]); err != nil {
		return err
	}

	switch p.Version {
	case poolMetaVersionV1:
	default:
		return fmt.Errorf("unexpected pool meta version: %d", p.Version)
	}

	if !owner {
		return errAuthentication
	}

	if claims.Audience != r.URL.RawQuery {
		return errAuthentication
	}

	requestTimeStr := r.Header.Get("X-Minio-Time")
	requestTime, err := time.Parse(time.RFC3339, requestTimeStr)
	if err != nil {
		return errMalformedAuth
	}
	utcNow := UTCNow()
	delta := requestTime.Sub(utcNow)
	if delta < 0 {
		delta *= -1
	}
	if delta > DefaultSkewTime {

	}
	return []byte{}, nil
}

func (sc *StorageClass) String() string {
	if sc.Parity != 0 {
		return fmt.Sprintf("%s:%d", schemePrefix, sc.Parity)
	}
	return ""
}

// Parses given storageClassEnv and returns a storageClass structure.
// Supported Storage Class format is "Scheme:Number of parity drives".
// Currently only supported scheme is "EC".

}

// FuncExpr represents a function call
type FuncExpr struct {
	SFunc     *SimpleArgFunc `parser:"  @@"`
	Count     *CountFunc     `parser:"| @@"`
	Cast      *CastFunc      `parser:"| @@"`
	Substring *SubstringFunc `parser:"| @@"`
	Extract   *ExtractFunc   `parser:"| @@"`
	Trim      *TrimFunc      `parser:"| @@"`
	DateAdd   *DateAddFunc   `parser:"| @@"`
	DateDiff  *DateDiffFunc  `parser:"| @@"`