package types

import (
	"fmt"

	"archgrid.xyz/ag/toolsbox/hash/crc8"
)

type CRC8Algorithm string

const (
	CRC8_Origin   CRC8Algorithm = "crc8"
	CRC8_CDMA2000 CRC8Algorithm = "cdma2000"
	CRC8_DARC     CRC8Algorithm = "darc"
	CRC8_DVB_S2   CRC8Algorithm = "dvb-s2"
	CRC8_EBU      CRC8Algorithm = "ebu"
	CRC8_I_CODE   CRC8Algorithm = "i-code"
	CRC8_ITU      CRC8Algorithm = "itu"
	CRC8_MAXIM    CRC8Algorithm = "maxim"
	CRC8_ROHC     CRC8Algorithm = "rohc"
	CRC8_WCDMA    CRC8Algorithm = "wcdma"
)

func (a *CRC8Algorithm) String() string {
	return string(*a)
}

func (a *CRC8Algorithm) Set(s string) error {
	switch s {
	case "crc8", "cdma2000", "darc", "dvb-s2", "ebu", "i-code", "itu", "maxim", "rohc", "wcdma":
		*a = CRC8Algorithm(s)
		return nil
	default:
		return fmt.Errorf("不支持的CRC8算法：%s", s)
	}
}

func (a *CRC8Algorithm) Type() string {
	return "CRC8Algorithm"
}

func (a CRC8Algorithm) IntoCRC8Mode() crc8.CRC8Mode {
	switch a {
	case CRC8_Origin:
		return crc8.ORIGIN
	case CRC8_CDMA2000:
		return crc8.CDMA2000
	case CRC8_DARC:
		return crc8.DARC
	case CRC8_DVB_S2:
		return crc8.DVB_S2
	case CRC8_EBU:
		return crc8.EBU
	case CRC8_I_CODE:
		return crc8.I_CODE
	case CRC8_ITU:
		return crc8.ITU
	case CRC8_MAXIM:
		return crc8.MAXIM
	case CRC8_ROHC:
		return crc8.ROHC
	case CRC8_WCDMA:
		return crc8.WCDMA
	default:
		return crc8.ORIGIN
	}
}