qvyun/backend/database/fields/storage.gen.go

// Code generated by go-enum DO NOT EDIT.
// Version: -
// Revision: -
// Build Date: -
// Built By: -

package fields

import (
	"database/sql/driver"
	"errors"
	"fmt"
	"strconv"
	"strings"
)

const (
	// StorageTypeLocal is a StorageType of type Local.
	StorageTypeLocal StorageType = iota
	// StorageTypeAliOSS is a StorageType of type AliOSS.
	StorageTypeAliOSS
	// StorageTypeS3 is a StorageType of type S3.
	StorageTypeS3
	// StorageTypeMinIO is a StorageType of type MinIO.
	StorageTypeMinIO
)

var ErrInvalidStorageType = fmt.Errorf("not a valid StorageType, try [%s]", strings.Join(_StorageTypeNames, ", "))

const _StorageTypeName = "LocalAliOSSS3MinIO"

var _StorageTypeNames = []string{
	_StorageTypeName[0:5],
	_StorageTypeName[5:11],
	_StorageTypeName[11:13],
	_StorageTypeName[13:18],
}

// StorageTypeNames returns a list of possible string values of StorageType.
func StorageTypeNames() []string {
	tmp := make([]string, len(_StorageTypeNames))
	copy(tmp, _StorageTypeNames)
	return tmp
}

// StorageTypeValues returns a list of the values for StorageType
func StorageTypeValues() []StorageType {
	return []StorageType{
		StorageTypeLocal,
		StorageTypeAliOSS,
		StorageTypeS3,
		StorageTypeMinIO,
	}
}

var _StorageTypeMap = map[StorageType]string{
	StorageTypeLocal:  _StorageTypeName[0:5],
	StorageTypeAliOSS: _StorageTypeName[5:11],
	StorageTypeS3:     _StorageTypeName[11:13],
	StorageTypeMinIO:  _StorageTypeName[13:18],
}

// String implements the Stringer interface.
func (x StorageType) String() string {
	if str, ok := _StorageTypeMap[x]; ok {
		return str
	}
	return fmt.Sprintf("StorageType(%d)", x)
}

// IsValid provides a quick way to determine if the typed value is
// part of the allowed enumerated values
func (x StorageType) IsValid() bool {
	_, ok := _StorageTypeMap[x]
	return ok
}

var _StorageTypeValue = map[string]StorageType{
	_StorageTypeName[0:5]:   StorageTypeLocal,
	_StorageTypeName[5:11]:  StorageTypeAliOSS,
	_StorageTypeName[11:13]: StorageTypeS3,
	_StorageTypeName[13:18]: StorageTypeMinIO,
}

// ParseStorageType attempts to convert a string to a StorageType.
func ParseStorageType(name string) (StorageType, error) {
	if x, ok := _StorageTypeValue[name]; ok {
		return x, nil
	}
	return StorageType(0), fmt.Errorf("%s is %w", name, ErrInvalidStorageType)
}

var errStorageTypeNilPtr = errors.New("value pointer is nil") // one per type for package clashes

// Scan implements the Scanner interface.
func (x *StorageType) Scan(value interface{}) (err error) {
	if value == nil {
		*x = StorageType(0)
		return
	}

	// A wider range of scannable types.
	// driver.Value values at the top of the list for expediency
	switch v := value.(type) {
	case int64:
		*x = StorageType(v)
	case string:
		*x, err = ParseStorageType(v)
		if err != nil {
			// try parsing the integer value as a string
			if val, verr := strconv.Atoi(v); verr == nil {
				*x, err = StorageType(val), nil
			}
		}
	case []byte:
		*x, err = ParseStorageType(string(v))
		if err != nil {
			// try parsing the integer value as a string
			if val, verr := strconv.Atoi(string(v)); verr == nil {
				*x, err = StorageType(val), nil
			}
		}
	case StorageType:
		*x = v
	case int:
		*x = StorageType(v)
	case *StorageType:
		if v == nil {
			return errStorageTypeNilPtr
		}
		*x = *v
	case uint:
		*x = StorageType(v)
	case uint64:
		*x = StorageType(v)
	case *int:
		if v == nil {
			return errStorageTypeNilPtr
		}
		*x = StorageType(*v)
	case *int64:
		if v == nil {
			return errStorageTypeNilPtr
		}
		*x = StorageType(*v)
	case float64: // json marshals everything as a float64 if it's a number
		*x = StorageType(v)
	case *float64: // json marshals everything as a float64 if it's a number
		if v == nil {
			return errStorageTypeNilPtr
		}
		*x = StorageType(*v)
	case *uint:
		if v == nil {
			return errStorageTypeNilPtr
		}
		*x = StorageType(*v)
	case *uint64:
		if v == nil {
			return errStorageTypeNilPtr
		}
		*x = StorageType(*v)
	case *string:
		if v == nil {
			return errStorageTypeNilPtr
		}
		*x, err = ParseStorageType(*v)
		if err != nil {
			// try parsing the integer value as a string
			if val, verr := strconv.Atoi(*v); verr == nil {
				*x, err = StorageType(val), nil
			}
		}
	}

	return
}

// Value implements the driver Valuer interface.
func (x StorageType) Value() (driver.Value, error) {
	return int64(x), nil
}

// Set implements the Golang flag.Value interface func.
func (x *StorageType) Set(val string) error {
	v, err := ParseStorageType(val)
	*x = v
	return err
}

// Get implements the Golang flag.Getter interface func.
func (x *StorageType) Get() interface{} {
	return *x
}

// Type implements the github.com/spf13/pFlag Value interface.
func (x *StorageType) Type() string {
	return "StorageType"
}

type NullStorageType struct {
	StorageType StorageType
	Valid       bool
}

func NewNullStorageType(val interface{}) (x NullStorageType) {
	x.Scan(val) // yes, we ignore this error, it will just be an invalid value.
	return
}

// Scan implements the Scanner interface.
func (x *NullStorageType) Scan(value interface{}) (err error) {
	if value == nil {
		x.StorageType, x.Valid = StorageType(0), false
		return
	}

	err = x.StorageType.Scan(value)
	x.Valid = (err == nil)
	return
}

// Value implements the driver Valuer interface.
func (x NullStorageType) Value() (driver.Value, error) {
	if !x.Valid {
		return nil, nil
	}
	// driver.Value accepts int64 for int values.
	return int64(x.StorageType), nil
}

type NullStorageTypeStr struct {
	NullStorageType
}

func NewNullStorageTypeStr(val interface{}) (x NullStorageTypeStr) {
	x.Scan(val) // yes, we ignore this error, it will just be an invalid value.
	return
}

// Value implements the driver Valuer interface.
func (x NullStorageTypeStr) Value() (driver.Value, error) {
	if !x.Valid {
		return nil, nil
	}
	return x.StorageType.String(), nil
}