export default{
    hosturl:"http://127.0.0.1:8080",
    sendAjax(url:string,data:object,method:string,callback:Function){
        let xhr = new XMLHttpRequest();
        xhr.open(method,this.hosturl+url,true)
        let token = localStorage.getItem('token')
        if(token){
            // console.log(token);
            
            xhr.setRequestHeader("Authorization",token)
        }
        let params = JSON.stringify(data)
        xhr.send(params)
        xhr.onreadystatechange = () =>{
            if (xhr.readyState==4 &&xhr.status==200) {
                let res = JSON.parse(xhr.responseText)
                callback(res)
            }
        }
    }
}