package friend

import (
	"fmt"
	"go_dreamfactory/comm"
	"go_dreamfactory/pb"
	"go_dreamfactory/utils"

	"google.golang.org/protobuf/proto"
)

func (this *apiComp) RandlistCheck(session comm.IUserSession, req *pb.FriendRandlistReq) (code pb.ErrorCode) {
	return
}

func (this *apiComp) Randlist(session comm.IUserSession, req *pb.FriendRandlistReq) (code pb.ErrorCode, data proto.Message) {
	var (
		self *pb.DBFriend
	)
	//在线玩家
	cu, err := this.moduleFriend.ModuleUser.UserOnlineList()
	if err != nil {
		code = pb.ErrorCode_DBError
		return
	}

	// 只随机选择5个在线玩家
	// var randOnlineUsers []string
	if len(cu) > 5 {
		fmt.Println(utils.Numbers(0, len(cu), 5))

	}

	// 当前玩家好友数据
	self = this.moduleFriend.modelFriend.GetFriend(session.GetUserId())
	if self == nil {
		code = pb.ErrorCode_FriendSelfNoData
		return
	}

	var userList []*pb.FriendBase

	for _, v := range cu {
		// 将自己从在线玩家中过滤掉
		if v.Uid == session.GetUserId() {
			continue
		}
		// 将自己的好友从在线玩家中过滤掉
		if _, ok := utils.Findx(self.FriendIds, v.Uid); ok {
			continue
		}

		// 判断当前在线好友是否在自己的申请列表中，如果存在也过滤掉
		target := this.moduleFriend.modelFriend.GetFriend(v.Uid)
		if target == nil {
			continue
		}

		// 获取在线好友的信息
		user := this.moduleFriend.ModuleUser.GetUser(v.Uid)
		if user == nil {
			continue
		}

		base := &pb.FriendBase{
			UserId:      user.Uid,
			NickName:    user.Name,
			Level:       user.Lv,
			OfflineTime: user.Offlinetime,
		}

		// 申请过的在线好友，设置申请状态
		if _, ok := utils.Findx(target.ApplyIds, self.Uid); ok {
			base.IsApplied = true
		}

		userList = append(userList, base)
	}

	rsp := &pb.FriendRandlistResp{
		List: userList,
	}
	if err := session.SendMsg(string(this.moduleFriend.GetType()), FriendSubTypeRandList, rsp); err != nil {
		code = pb.ErrorCode_SystemError
		return
	}

	return
}