redisrpc/num.go

package redisrpc

import (
	"github.com/golang/protobuf/proto"
)

//加
func Incrby(key string, value int64, url ...string) (int64, error) {

	conn, _, err := Conn(url...)

	if err != nil {
		return 0, err
	}
	defer conn.Close()

	req := &AddRequest{proto.String(key), proto.Int64(value), nil}

	res := &AddResponse{}

	err = conn.Incrby(req, res)

	if err != nil {
		return 0, err
	}

	return res.GetRet(), nil
}

//减
func Decrby(key string, value int64, url ...string) (int64, error) {

	conn, _, err := Conn(url...)

	if err != nil {
		return 0, err
	}
	defer conn.Close()

	req := &AddRequest{proto.String(key), proto.Int64(value), nil}

	res := &AddResponse{}

	err = conn.Decrby(req, res)

	if err != nil {
		return 0, err
	}

	return res.GetRet(), nil
}