在掘金文章的详情页，标注当前文章等级，Lv3 以下文章不建议阅读。
// ==UserScript==
// @name 掘金文章等级标注
// @namespace http://tampermonkey.net/
// @version 1.1
// @description 在掘金文章的详情页，标注当前文章等级，Lv3 以下文章不建议阅读。
// @author poozhu
// @include https://juejin.cn/post/*
// @grant none
// ==/UserScript==
(function () {
"use strict";
const originalFetch = window.fetch;
window.fetch = async (...args) => {
let [url, config] = args;
if (url.includes("/content_api/v1/article/detail")) {
const originalRes = await originalFetch(url, config);
const resJson = await originalRes.clone().json();
const {
data: {
article_info: { collect_count, digg_count, view_count },
},
} = resJson;
const score = digg_count * 0.25 + collect_count * 0.5;
if (score < 50 || view_count < 1000) {
return;
}
const level = Math.round((score * 100) / view_count);
const buttonNode = document.createElement("div");
buttonNode.innerText = `Lv ${level}`;
buttonNode.style.marginBottom = "1.667rem";
buttonNode.style.width = "4rem";
buttonNode.style.height = "4rem";
buttonNode.style.backgroundColor = `rgba(0, 127, 255, ${(level || 0.5) * 0.2})`;
buttonNode.style.borderRadius = "50%";
buttonNode.style.textAlign = "center";
buttonNode.style.fontSize = "1.4rem";
buttonNode.style.color = "#ffffff";
buttonNode.style.fontWeight = "bold";
buttonNode.style.lineHeight = "4rem";
const panelNode = document.querySelector(".article-suspended-panel");
panelNode.insertBefore(buttonNode, panelNode.childNodes[0]);
return originalRes;
}
return originalFetch(url, config);
};
})();