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

package consts

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

const (
	// CouponTypeFixAmount is a CouponType of type fix_amount.
	CouponTypeFixAmount CouponType = "fix_amount"
	// CouponTypeDiscount is a CouponType of type discount.
	CouponTypeDiscount CouponType = "discount"
)

var ErrInvalidCouponType = fmt.Errorf("not a valid CouponType, try [%s]", strings.Join(_CouponTypeNames, ", "))

var _CouponTypeNames = []string{
	string(CouponTypeFixAmount),
	string(CouponTypeDiscount),
}

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

// CouponTypeValues returns a list of the values for CouponType
func CouponTypeValues() []CouponType {
	return []CouponType{
		CouponTypeFixAmount,
		CouponTypeDiscount,
	}
}

// String implements the Stringer interface.
func (x CouponType) String() string {
	return string(x)
}

// IsValid provides a quick way to determine if the typed value is
// part of the allowed enumerated values
func (x CouponType) IsValid() bool {
	_, err := ParseCouponType(string(x))
	return err == nil
}

var _CouponTypeValue = map[string]CouponType{
	"fix_amount": CouponTypeFixAmount,
	"discount":   CouponTypeDiscount,
}

// ParseCouponType attempts to convert a string to a CouponType.
func ParseCouponType(name string) (CouponType, error) {
	if x, ok := _CouponTypeValue[name]; ok {
		return x, nil
	}
	return CouponType(""), fmt.Errorf("%s is %w", name, ErrInvalidCouponType)
}

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

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

	// A wider range of scannable types.
	// driver.Value values at the top of the list for expediency
	switch v := value.(type) {
	case string:
		*x, err = ParseCouponType(v)
	case []byte:
		*x, err = ParseCouponType(string(v))
	case CouponType:
		*x = v
	case *CouponType:
		if v == nil {
			return errCouponTypeNilPtr
		}
		*x = *v
	case *string:
		if v == nil {
			return errCouponTypeNilPtr
		}
		*x, err = ParseCouponType(*v)
	default:
		return errors.New("invalid type for CouponType")
	}

	return
}

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

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

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

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

type NullCouponType struct {
	CouponType CouponType
	Valid      bool
}

func NewNullCouponType(val interface{}) (x NullCouponType) {
	err := x.Scan(val) // yes, we ignore this error, it will just be an invalid value.
	_ = err            // make any errcheck linters happy
	return
}

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

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

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

type NullCouponTypeStr struct {
	NullCouponType
}

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

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

const (
	// UserCouponStatusUnused is a UserCouponStatus of type unused.
	UserCouponStatusUnused UserCouponStatus = "unused"
	// UserCouponStatusUsed is a UserCouponStatus of type used.
	UserCouponStatusUsed UserCouponStatus = "used"
	// UserCouponStatusExpired is a UserCouponStatus of type expired.
	UserCouponStatusExpired UserCouponStatus = "expired"
)

var ErrInvalidUserCouponStatus = fmt.Errorf("not a valid UserCouponStatus, try [%s]", strings.Join(_UserCouponStatusNames, ", "))

var _UserCouponStatusNames = []string{
	string(UserCouponStatusUnused),
	string(UserCouponStatusUsed),
	string(UserCouponStatusExpired),
}

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

// UserCouponStatusValues returns a list of the values for UserCouponStatus
func UserCouponStatusValues() []UserCouponStatus {
	return []UserCouponStatus{
		UserCouponStatusUnused,
		UserCouponStatusUsed,
		UserCouponStatusExpired,
	}
}

// String implements the Stringer interface.
func (x UserCouponStatus) String() string {
	return string(x)
}

// IsValid provides a quick way to determine if the typed value is
// part of the allowed enumerated values
func (x UserCouponStatus) IsValid() bool {
	_, err := ParseUserCouponStatus(string(x))
	return err == nil
}

var _UserCouponStatusValue = map[string]UserCouponStatus{
	"unused":  UserCouponStatusUnused,
	"used":    UserCouponStatusUsed,
	"expired": UserCouponStatusExpired,
}

// ParseUserCouponStatus attempts to convert a string to a UserCouponStatus.
func ParseUserCouponStatus(name string) (UserCouponStatus, error) {
	if x, ok := _UserCouponStatusValue[name]; ok {
		return x, nil
	}
	return UserCouponStatus(""), fmt.Errorf("%s is %w", name, ErrInvalidUserCouponStatus)
}

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

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

	// A wider range of scannable types.
	// driver.Value values at the top of the list for expediency
	switch v := value.(type) {
	case string:
		*x, err = ParseUserCouponStatus(v)
	case []byte:
		*x, err = ParseUserCouponStatus(string(v))
	case UserCouponStatus:
		*x = v
	case *UserCouponStatus:
		if v == nil {
			return errUserCouponStatusNilPtr
		}
		*x = *v
	case *string:
		if v == nil {
			return errUserCouponStatusNilPtr
		}
		*x, err = ParseUserCouponStatus(*v)
	default:
		return errors.New("invalid type for UserCouponStatus")
	}

	return
}

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

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

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

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

type NullUserCouponStatus struct {
	UserCouponStatus UserCouponStatus
	Valid            bool
}

func NewNullUserCouponStatus(val interface{}) (x NullUserCouponStatus) {
	err := x.Scan(val) // yes, we ignore this error, it will just be an invalid value.
	_ = err            // make any errcheck linters happy
	return
}

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

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

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

type NullUserCouponStatusStr struct {
	NullUserCouponStatus
}

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

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