package reply

import (
	"github.com/go-kratos/kratos/v2/transport/http"
)

type SuccessReply struct {
	Code    int32       `json:"code"`
	Message string      `json:"message"`
	Data    interface{} `json:"data"`
}

type ReplyFunc func(ctx http.Context, req any) (any, error)

var reply = DefaultFunc

func DefaultFunc(ctx http.Context, out any) (any, error) {
	success := &SuccessReply{
		Code: 0,
	}

	if out != nil {
		success.Data = out
	}
	return success, nil
}

func SetReplyFunc(f ReplyFunc) {
	reply = f
}

func GetReplyFunc() ReplyFunc {
	if reply == nil {
		reply = DefaultFunc
	}
	return reply
}