寻宝：修复字段 bug

game-server/app/servers/battle/handler/comBattleHandler.ts

@@ -98,7 +98,7 @@ export class ComBattleHandler {
         if (lv < COM_BTL_CONST.ENABLE_LV) return resResult(STATUS.COM_BATTLE_LV_NOT_ENOUGH);
 
         let blueprt = await ItemModel.findbyRoleAndGidAndCount(roleId, blueprtId, 1);
-        if (!blueprt) return resResult(STATUS.COM_BATTLE_BLUEPRT_NOT_FOUND);
+        if (!blueprt || blueprt.count < 1) return resResult(STATUS.COM_BATTLE_BLUEPRT_NOT_FOUND);
         // 检查是否有已创建未结束的寻宝，预先占用一张藏宝图
         let teams = await ComBattleTeamModel.getTeamByCapAndStatus(roleId, COM_TEAM_STATUS.FIGHTING);
         if (teams && blueprt.count <= teams.length) return resResult(STATUS.COM_BATTLE_BLUEPRT_NOT_ENOUGH);