frontend/src/services/authenticationService.js

import axios from "axios";

export default {
    login(username, password, apiUrl="http://localhost:8080"){
        return axios.get(`/checkLogin`, {username:username, password:password})
            .then(response => {
                alert("hahaha");
                // 处理登录成功的逻辑
                return response.data;
            });
    }
}