校验：count不应为负数的校验

game-server/app/servers/guild/handler/auctionHandler.ts

@@ -190,6 +190,7 @@ export class AuctionHandler {
     }
 
     async offerRecs(msg: { count: number }, session: BackendSession) {
+        if( msg.count < 0) return resResult(STATUS.WRONG_PARMS);
         const roleId = session.get('roleId');
         const serverId = session.get('serverId');
         const lotsData = await LotModel.recentBidLots(serverId, roleId, msg.count);
@@ -202,6 +203,7 @@ export class AuctionHandler {
     }
 
     async guildLotRecs(msg: { count: number }, session: BackendSession) {
+        if( msg.count < 0) return resResult(STATUS.WRONG_PARMS);
         const guildCode = session.get('guildCode');
         const dividends = await DividendModel.findDividendsByGuild(guildCode, msg.count);
         let lotsData = [];