game-server/base/codes/code.go

package codes

import (
	"fmt"
	"io"
	"strconv"
	"strings"
)

var (
	OK                    = NewCode(0, "ok")
	Canceled              = NewCode(1, "canceled")
	Unknown               = NewCode(2, "unknown")
	InvalidArgument       = NewCode(3, "invalid argument")
	DeadlineExceeded      = NewCode(4, "deadline exceeded")
	NotFound              = NewCode(5, "not found")
	InternalError         = NewCode(6, "internal error")
	Unauthorized          = NewCode(7, "unauthorized")
	IllegalInvoke         = NewCode(8, "illegal invoke")
	IllegalRequest        = NewCode(9, "illegal request")
	InvalidPhone          = NewCode(10, "invalid phone number")
	GoldIsNot             = NewCode(11, "invalid Gold number")
	IsMaxBetMultiple      = NewCode(12, "Max Bet Multiple")
	InsufficientDiamond   = NewCode(13, "Insufficient diamond")
	NotFoundBankCard      = NewCode(14, "not found bank card")
	ErrorJoinRoom         = NewCode(15, "join room error")
	ErrorOutCard          = NewCode(16, "out card error")
	ErrorStrokeCard       = NewCode(17, "stroke card error")
	ErrorUserFull         = NewCode(18, "the room user full ")
	ErrorAccount          = NewCode(19, "the Mobile is exist !")
	ErrorOperationTimeout = NewCode(20, "operation timeout !")
	ErrorAgentCode        = NewCode(138, "the AgentCode is not exist !")

	// 龙虎斗使用
	LHDErrorInvalidBet      = NewCode(22, "invalid bet")
	LHDErrorNotInBetting    = NewCode(23, "betting time is over")
	LHDErrorBetTooBig       = NewCode(24, "betting too big")
	LHDErrorPlayerNotInRoom = NewCode(25, "player not in room")
	LHDErrorNotEnoughMoney  = NewCode(26, "not enough money")
	LHDKickPlayer           = NewCode(27, "kick player")
	LHDErrorBetDragonLimit  = NewCode(28, "bet dragon limit")
	LHDErrorBetTigerLimit   = NewCode(29, "bet tiger limit")
	LHDErrorBetDrawLimit    = NewCode(30, "bet he limit")
	LHDErrorPlayerLimit     = NewCode(31, "player limit")
	ErrorNeedFirstRecharge  = NewCode(32, "player first recharge")
	LHDErrorBetTotalLimit   = NewCode(33, "bet total limit")
	// 拉米使用
	RummyNotPickJoker = NewCode(701, "can't pick joker")
)

type Code struct {
	code    int32
	message string
}

func NewCode(code int32, message string) *Code {
	return &Code{
		code:    code,
		message: message,
	}
}

// Code 返回错误码
func (c *Code) Code() int32 {
	return c.code
}

// Message 返回错误码消息
func (c *Code) Message() string {
	return c.message
}

// String 格式化错误码
func (c *Code) String() string {
	return fmt.Sprintf("code error: code = %d desc = %s", c.code, c.message)
}

// Format 格式化输出
// %s : 打印错误码和错误消息
// %v : 打印错误码、错误消息、错误详情
func (c *Code) Format(s fmt.State, verb rune) {
	switch verb {
	case 's':
		if c.message != "" {
			io.WriteString(s, fmt.Sprintf("%d:%s", c.code, c.message))
		} else {
			io.WriteString(s, fmt.Sprintf("%d", c.code))
		}
	case 'v':
		io.WriteString(s, c.String())
	}
}

// Err 转错误消息
func (c *Code) Err() error {
	if c.code == OK.Code() {
		return nil
	}

	return &Error{code: c}
}

func (c *Code) ErrWith() {

}

type Error struct {
	code *Code
}

func (e *Error) Error() string {
	return e.code.String()
}

func Convert(err error) *Code {
	if err == nil {
		return OK
	}

	if e, ok := err.(interface{ Code() *Code }); ok {
		return e.Code()
	}

	text := err.Error()

	after, found := strings.CutPrefix(text, "code error:")
	if !found {
		return Unknown
	}

	after, found = strings.CutPrefix(after, " code = ")
	if !found {
		return Unknown
	}

	elements := strings.SplitN(after, " ", 2)
	if len(elements) != 2 {
		return Unknown
	}

	code, err := strconv.Atoi(elements[0])
	if err != nil {
		return Unknown
	}

	after, found = strings.CutPrefix(elements[1], "desc = ")
	if !found {
		return Unknown
	}

	return NewCode(int32(code), after)
}