package friend

import (
	"context"
	"go_dreamfactory/comm"
	"go_dreamfactory/pb"
	"go_dreamfactory/sys/cache"
	"go_dreamfactory/utils"
)

//删除黑名单
func (this *ApiComp) delblack(ctx context.Context, session comm.IUserSession, req *pb.FriendDelBlackReq) (err error) {
	var (
		code pb.ErrorCode
		self *pb.Cache_FriendData
		rsp  *pb.FriendDelBlackRsp
	)
	defer func() {
		if code == pb.ErrorCode_Success {
			rsp = &pb.FriendDelBlackRsp{
				FriendId: req.FriendId,
				UserId:   session.GetUserId(),
			}
		}
		session.SendMsg(string(this.module.GetType()), Friend_SubType_AddBlack, code, rsp)
	}()
	self, err = cache.Defsys.Friend_Get(session.GetUserId())
	if self == nil || err != nil {
		code = pb.ErrorCode_FriendSelfNoData
		return
	}

	//从黑名单列表中删除目标
	self.BlackIds = utils.DeleteString(self.BlackIds, req.FriendId)
	//更新黑名单
	err = cache.Defsys.Friend_Update(self)
	if err != nil {
		code = pb.ErrorCode_DBError
		return
	}
	return nil
}