package friend

import (
	"go_dreamfactory/comm"
	"go_dreamfactory/lego/sys/log"
	"go_dreamfactory/pb"
	"go_dreamfactory/utils"
)

//加入黑名单

func (this *apiComp) AddblackCheck(session comm.IUserSession, req *pb.FriendAddBlackReq) (errdata *pb.ErrorData) {
	if req.FriendId == "" {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_ReqParameterError,
			Title: pb.ErrorCode_ReqParameterError.ToString(),
		}
		this.module.Error("加入黑名单参数错误", log.Field{Key: "uid", Value: session.GetUserId()}, log.Field{Key: "params", Value: req.String()})
	}
	return
}

func (this *apiComp) Addblack(session comm.IUserSession, req *pb.FriendAddBlackReq) (errdata *pb.ErrorData) {
	if errdata = this.AddblackCheck(session, req); errdata != nil {
		return
	}

	var (
		err    error
		self   *pb.DBFriend
		target *pb.DBFriend
		Resp   *pb.FriendAddBlackResp
	)

	uid := session.GetUserId()
	self, err = this.module.modelFriend.GetFriend(uid)
	if err != nil {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_FriendSelfNoData,
			Title: pb.ErrorCode_FriendSelfNoData.ToString(),
		}
		return
	}

	target, err = this.module.modelFriend.GetFriend(req.FriendId)
	if err != nil {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_FriendTargetNoData,
			Title: pb.ErrorCode_FriendTargetNoData.ToString(),
		}
		return
	}

	//判断目标是否在好友列表里面(目标不在好友列表中也可加入黑名单)
	// if _, ok := utils.Findx(self.FriendIds, req.FriendId); ok {
	// 	code = pb.ErrorCode_FriendYet
	// 	return
	// }

	//判断目标是否已经在黑名单中
	if _, ok := utils.Findx(self.BlackIds, req.FriendId); ok {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_FriendSelfBlackYet,
			Title: pb.ErrorCode_FriendSelfBlackYet.ToString(),
		}
		return
	}

	// 判断自己是否在对方的黑名单中
	if _, ok := utils.Findx(target.BlackIds, self.Uid); ok {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_FriendTargetBlackYet,
			Title: pb.ErrorCode_FriendTargetBlackYet.ToString(),
		}
		return
	}

	// 判断是否黑名单人数已满
	if len(self.BlackIds) >= int(this.module.globalConf.FriendBlack) {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_FriendBlackMax,
			Title: pb.ErrorCode_FriendBlackMax.ToString(),
		}
		return
	}

	//将目标加入黑名单
	self.BlackIds = append(self.BlackIds, req.FriendId)

	// 将目标从好友列表中移除
	friendIds := utils.Deletex(self.FriendIds, req.FriendId)

	// 将好友从申请列表移除
	applyIds := utils.Deletex(self.ApplyIds, req.FriendId)
	//更新
	err = this.module.modelFriend.Change(self.Uid, map[string]interface{}{
		"blackIds":  self.BlackIds,
		"friendIds": friendIds,
		"applyIds":  applyIds,
	})
	if err != nil {
		errdata = &pb.ErrorData{
			Code:    pb.ErrorCode_DBError,
			Title:   pb.ErrorCode_DBError.ToString(),
			Message: err.Error(),
		}
		this.module.Error("加入黑名单",
			log.Field{Key: "uid", Value: uid},
			log.Field{Key: "目标人", Value: req.FriendId},
			log.Field{Key: "err", Value: err.Error()},
		)
		return
	}

	Resp = &pb.FriendAddBlackResp{
		FriendId: req.FriendId,
		UserId:   session.GetUserId(),
	}
	session.SendMsg(string(this.module.GetType()), FriendSubTypeAddBlack, Resp)

	return
}