package friend

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

func (this *apiComp) DelblackCheck(session comm.IUserSession, req *pb.FriendDelBlackReq) (chk map[string]interface{}, code comm.ErrorCode) {
	chk = make(map[string]interface{})
	self := &pb.DBFriend{UId: session.GetUserId()}
	err := this.module.modelFriend.Get(session.GetUserId(), self)
	if self == nil || err != nil {
		code = comm.ErrorCode{Code: pb.ErrorCode_FriendSelfNoData}
		return
	}
	chk["self"] = self
	return
}

//删除黑名单
func (this *apiComp) Delblack(session comm.IUserSession, chk map[string]interface{}, req *pb.FriendDelBlackReq) (code pb.ErrorCode) {
	var (
		self *pb.DBFriend
		rsp  *pb.FriendDelBlackRsp
	)
	defer func() {
		if code == pb.ErrorCode_Success {
			rsp = &pb.FriendDelBlackRsp{
				FriendId: req.FriendId,
				UserId:   session.GetUserId(),
			}
		}
		err := session.SendMsg(string(this.module.GetType()), FriendSubTypeDelBlack, rsp)
		if err != nil {
			code = pb.ErrorCode_SystemError
			return
		}
	}()

	if v, ok := chk["self"]; ok {
		self = v.(*pb.DBFriend)
		//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 := this.module.modelFriend.Change(self.UId, map[string]interface{}{
			"blackIds": self.BlackIds,
		})
		if err != nil {
			code = pb.ErrorCode_DBError
			return
		}
	}

	return
}