Qiitadon で投稿があったとき、トーストで通知するブックマークレット

QiitadonTootToast.js

(()=>{
    let old_id = document.getElementsByClassName("item-list")[2].firstElementChild.dataset.id;
    const timer = setInterval(() => {
    let new_id = document.getElementsByClassName("item-list")[2].firstElementChild.dataset.id;
        if (old_id !== new_id) {
            old_id = new_id;
            const parentElm = [...document.querySelectorAll('.column-header')].find(v => /ローカルタイムライン/.test(v.textContent)).parentElement.parentElement;
            new Notification(parentElm.querySelector(".display-name__html").textContent, { body: parentElm.querySelector('.status__content')?.textContent ?? '', icon: parentElm.querySelector('.account__avatar, account__avatar-overlay-base')?.style?.backgroundImage?.replace(/^url\("|"\)/g, '') ?? ''});
        }
    },1000);
})()