package comm

import (
	"context"
	"fmt"
	"go_dreamfactory/pb"

	"go_dreamfactory/lego/base"
	"go_dreamfactory/lego/sys/log"

	"github.com/golang/protobuf/proto"
	"github.com/golang/protobuf/ptypes"
)

/*
用户会话对象 跨服操作用户的对象
*/

func NewUserSession(service base.IRPCXService, ip, sessionId, gatewayServiceId string, uid string) IUserSession {
	return &UserSession{
		IP:               ip,
		SessionId:        sessionId,
		GatewayServiceId: gatewayServiceId,
		UserId:           uid,
		service:          service,
	}
}

type UserSession struct {
	IP               string
	SessionId        string
	GatewayServiceId string //用户所在网关服务
	UserId           string
	service          base.IRPCXService
}

//获取用户的会话id
func (this *UserSession) GetSessionId() string {
	return this.SessionId
}

//获取用户的uid
func (this *UserSession) GetUserId() string {
	return this.UserId
}

//获取用户的远程ip地址
func (this *UserSession) GetIP() string {
	return this.IP
}

//用户当先所在网关服务
func (this *UserSession) GetGatewayServiceId() string {
	return this.GatewayServiceId
}

//是否登录
func (this *UserSession) IsLogin() bool {
	return this.UserId != ""
}

//绑定uid 登录后操作
func (this *UserSession) Build(uid string) (err error) {
	reply := &pb.RPCMessageReply{}
	if err := this.service.RpcCallById(this.GatewayServiceId, string(Rpc_GatewayAgentBuild), context.Background(), &pb.AgentBuildReq{
		UserSessionId: this.SessionId,
		UserId:        uid,
	}, reply); err != nil {
		log.Errorf("UserSession:%s UserId:%s Build:%s err:%v", this.SessionId, this.UserId, err)
	}
	return
}

//解绑uid 注销和切换账号是处理
func (this *UserSession) UnBuild(ServiceMethod string, msg proto.Message) (err error) {
	reply := &pb.RPCMessageReply{}
	if err := this.service.RpcCallById(this.GatewayServiceId, string(Rpc_GatewayAgentUnBuild), context.Background(), &pb.AgentUnBuildReq{
		UserSessionId: this.SessionId,
	}, reply); err != nil {
		log.Errorf("UserSession:%s UserId:%s UnBuild err:%v", this.SessionId, this.UserId, err)
	}
	return
}

//向用户发送消息
func (this *UserSession) SendMsg(mainType, subType string, code pb.ErrorCode, msg proto.Message) (err error) {
	reply := &pb.RPCMessageReply{}
	data, _ := ptypes.MarshalAny(msg)
	log.Debugf("SendMsg to SessionId:[%s] UserId:[%s]  Code:%d Data: %v", this.UserId, code, msg)
	if err := this.service.RpcCallById(this.GatewayServiceId, string(Rpc_GatewayAgentSendMsg), context.Background(), &pb.AgentSendMessageReq{
		UserSessionId: this.SessionId,
		MainType:      mainType,
		SubType:       subType,
		Code:          code,
		Data:          data,
	}, reply); err != nil {
		log.Errorf("UserSession:%s UserId:%s SendMsg:%s err:%v", this.SessionId, this.UserId, mainType, err)
	}
	return
}

//关闭用户连接对象
func (this *UserSession) Close() (err error) {
	reply := &pb.RPCMessageReply{}
	if err := this.service.RpcCallById(this.GatewayServiceId, string(Rpc_GatewayAgentSendMsg), context.Background(), &pb.AgentCloseeReq{
		UserSessionId: this.SessionId,
	}, reply); err != nil {
		log.Errorf("UserSession:%s UserId:%d Close:%s err:%v", this.SessionId, this.UserId, err)
	}
	return
}

//打印日志需要
func (this *UserSession) ToString() string {
	return fmt.Sprintf("SessionId:%s UserId:%s GatewayServiceId:%s", this.SessionId, this.UserId, this.GatewayServiceId)
}