package com.contract.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.contract.entity.UserWatchlist;

import java.util.List;

public interface UserWatchlistService extends IService<UserWatchlist> {

    List<UserWatchlist> listByMember(Long memberId);

    void addWatchlist(Long memberId, String symbol);

    void cancelWatchlist(Long memberId, String symbol);
}
