package main

import (
	"git.wanbits.io/joe/franklin/mod"
	pb "git.wanbits.io/joe/franklin/protos"
	"git.wanbits.io/joe/kettle/log"
	"git.wanbits.io/joe/nnet"
	"github.com/go-redis/redis"
	"github.com/mitchellh/mapstructure"
	"go.uber.org/zap"
)

type fnRabbitCallback func(session nnet.ISession, packet *RespPacket)

var (
	rabbit_route_table = map[string]fnRabbitCallback{
		CMD_HEARTBEAT:       on_bl_heartbeat,
		CMD_LOGIN_VERIFY:    on_bl_login_verify,
		CMD_UPDATE_USERINFO: on_bl_update_userinfo,
	}
)

func on_recv_timeout(cses nnet.ISession, pkt *ReqPacket) {
	switch pkt.Cmd {
	case CMD_LOGIN_VERIFY:
		response_c_login(cses, pb.ErrCode_TIMEOUT, nil)
	case CMD_UPDATE_USERINFO:
		log.Error("udpate userinfo timeout", zap.Any("param", pkt))
	}
}

func on_bl_heartbeat(ses nnet.ISession, pkt *RespPacket) {
	log.Debug("received bl_heartbeat from rabbit server")
}

func on_bl_login_verify(ses nnet.ISession, pkt *RespPacket) {
	iwp, ok := g_rabbitProto.Get(pkt.Seq)
	if !ok {
		return // timeout
	}
	wp, ok := iwp.(*WaitParam)
	if !ok {
		log.Error("interface transform failed")
		return
	}
	if !wp.timer.Stop() {
		return // timeout
	}

	resp := &pb.VerifyResult{}
	err := mapstructure.Decode(pkt.Result, resp)
	if err != nil {
		response_c_login(wp.ses, pb.ErrCode_UNKNOWN, nil)
		log.Error("bad format", zap.Error(err))
		return
	}

	var s_login *pb.S_Login
	user, err := setget_user(resp)
	if err != nil {
		s_login = &pb.S_Login{
			UserId:   resp.UserId,
			Username: resp.Username,
			Nickname: resp.Nickname,
		}
	} else {
		s_login = &pb.S_Login{
			UserId:   user.UserId,
			Username: user.Username,
			Nickname: user.Nickname,
		}
		if user.Status != int32(pb.UserStatus_NORMAL) {
			response_c_login(wp.ses, pb.ErrCode_FORBIDDEN, nil)
			return
		}
		// check kick-off
	}

	response_c_login(wp.ses, pb.ErrCode_OK, s_login)
}

func setget_user(res *pb.VerifyResult) (*pb.User, error) {
	user, err := mod.LoadUser(res.UserId)
	if err != nil {
		if err == redis.Nil {
			user = &pb.User{
				UserId:     res.UserId,
				Username:   res.Username,
				Nickname:   res.Nickname,
				HeaderIcon: res.HeaderIcon,
				Publish:    res.Publish,
				Platform:   res.Platform,
			}
			fields, err := mod.StructToMap(user)
			if err != nil {
				log.Error("", zap.Error(err))
				return user, nil
			}
			err = mod.UpdateUserAttrs(user.UserId, fields)
			if err != nil {
				log.Error("redis save", zap.Error(err))
			}
			return user, nil
		}
		log.Error("redis read", zap.Error(err))
		return nil, err
	}
	return user, nil
}

func on_bl_update_userinfo(ses nnet.ISession, pkt *RespPacket) {

}