Add Read "raw_content" contentEditable Element & Edit

assets/global.less

@@ -100,7 +100,7 @@ input[type="checkbox"][role="switch"] {
   background-color: var(--lighter-gray);
   transition: border .3s, background-color .3s;
 
-  &::before{
+  &::before {
     width: 2em;
     height: 2em;
     content: '';

components/biz/read/index.tsx

@@ -1,10 +1,13 @@
-import { useEffect, useRef } from "react";
+import { useEffect, useRef, useState } from "react";
 import { sendToBackground } from "@plasmohq/messaging";
 import useForm from "~hooks/useForm";
 import Tab from "~components/ui/tab";
 import Form from "~components/ui/form";
+import Article from "~components/ui/article";
 import { add } from "~components/ui/message/utils";
 
+import styles from "./read.module.less";
+
 interface FormValue {
   title: string;
   link: string;
@@ -14,6 +17,7 @@ interface FormValue {
   image: string;
   sitename: string;
   tags: string;
+  raw_content?: string;
 }
 
 const getInfo = async () => {
@@ -46,6 +50,7 @@ const submitForm = (body: FormValue) => {
 
 function Read() {
   const formRef = useRef<HTMLFormElement>();
+  const [htmlContent, setHtmlContent] = useState("");
 
   const { bindInput, setValues, onSubmit } = useForm<FormValue>({
     initialValues: {
@@ -60,13 +65,14 @@ function Read() {
       }
 
       setValues(res);
+      res.raw_content && setHtmlContent(res.raw_content);
     })
   }, []);
 
   return (
-    <Tab>
+    <Tab className={styles.read}>
       <Tab.Body>
-        <Form ref={formRef} onSubmit={onSubmit(submitForm)}>
+        <Form ref={formRef} onSubmit={onSubmit((values) => submitForm({ ...values, raw_content: htmlContent }))}>
           <input {...bindInput("title")} required placeholder="标题" />
           <input {...bindInput("link")} required placeholder="链接" />
           <div>
@@ -94,6 +100,7 @@ function Read() {
             <input {...bindInput("tags")} placeholder="标签" />
           </div>
         </Form>
+        <Article className={styles.article} value={htmlContent} onChange={setHtmlContent} />
       </Tab.Body>
       <Tab.Footer>
         <button onClick={() => formRef.current?.requestSubmit()}>提交</button>

components/biz/read/read.module.less

@@ -0,0 +1,8 @@
+.read {
+  .article {
+    padding: .75em;
+    margin-top: 1em;
+    border-radius: .5em;
+    border: 1px solid #eee;
+  }
+}

components/biz/say/index.tsx

@@ -1,4 +1,4 @@
-import { useEffect, useRef } from "react";
+import { useRef } from "react";
 import { sendToBackground } from "@plasmohq/messaging";
 import useForm from "~hooks/useForm";
 import Tab from "~components/ui/tab";

components/ui/article/article.module.less

@@ -0,0 +1,44 @@
+.article {
+  overflow-x: auto;
+
+  a {
+    color: #28b9be;
+  }
+
+  h1, h2, h3, h4, h5, h6 {
+    font-weight: bold;
+    margin-top: 1.5em;
+
+    &:first-child {
+      margin-top: 0;
+    }
+  }
+
+  h1, h2, h3, h4, h5, h6, p {
+    margin-bottom: 1em;
+  }
+
+  p {
+    line-height: 1.7;
+  }
+
+  img {
+    height: auto;
+  }
+
+  pre {
+    color: #fff;
+    padding: .5em;
+    overflow: auto;
+    border-radius: .5em;
+    background-color: #333;
+  }
+
+  :not(pre) > code {
+    color: brown;
+    padding: 0 .5em;
+    border-radius: .5em;
+    display: inline-block;
+    background-color: antiquewhite;
+  }
+}

components/ui/article/index.tsx

@@ -0,0 +1,35 @@
+import { useEffect, useRef } from "react";
+import { clsn } from "~utils";
+
+import styles from "./article.module.less";
+
+interface ArticleProps {
+  className?: string;
+  value: string | number;
+  onChange: (value: string) => void;
+}
+
+function Article({ className, value, onChange }: ArticleProps) {
+  const articleRef = useRef<HTMLElement>(null);
+
+  useEffect(() => {
+    if (!articleRef.current) {
+      return;
+    }
+
+    if (articleRef.current.innerHTML !== String(value)) {
+      articleRef.current.innerHTML = String(value);
+    }
+  }, [value]);
+
+  return (
+    <article
+      ref={articleRef}
+      className={clsn(styles.article, className)}
+      contentEditable
+      onInput={(ev) => onChange(articleRef.current.innerHTML)}
+    />
+  );
+}
+
+export default Article;

components/ui/tab/index.tsx

@@ -1,16 +1,21 @@
+import { clsn } from "~utils";
 import { IconBack } from "~assets/icons";
 import type { ReactNode, PropsWithChildren } from "react";
 
 import styles from "./tab.module.less";
 
+interface TabProps extends PropsWithChildren {
+  className: string;
+}
+
 interface HeaderProps {
   title: ReactNode;
   onBack: () => void;
 }
 
-function Tab({ children }: PropsWithChildren) {
+function Tab({ className, children }: TabProps) {
   return (
-    <div className={styles.tab}>
+    <div className={clsn(styles.tab, className)}>
       {children}
     </div>
   );

contents/read.ts

@@ -1,3 +1,5 @@
+import { formatHTML } from "~utils/html";
+
 const getTitle = () => {
   const title = document.title;
   const metaTitle = document.querySelector<HTMLMetaElement>(`meta[name="title"]`);
@@ -114,6 +116,92 @@ const getTags = () => {
   return "";
 }
 
+const getHTML = () => {
+  // 微信
+  if (location.host === "mp.weixin.qq.com") {
+    console.log("微信");
+
+    return document.querySelector(".rich_media_content").innerHTML;
+  }
+
+  // 腾讯云开发者社区
+  if (location.host === "cloud.tencent.com") {
+    console.log("腾讯云");
+
+    return formatHTML(document.querySelector(".rno-markdown").innerHTML, (doc) => {
+      // 替换掉腾讯云自己的链接
+      const qcloudLinkEl = doc.querySelectorAll("a");
+      qcloudLinkEl.forEach((el) => {
+        if (el.href.includes("qcloud")) {
+          el.parentNode.replaceChild(document.createTextNode(el.innerText), el);
+        }
+      });
+
+      const mdTextEl = doc.querySelectorAll(".rno-markdown__textlink-new") as NodeListOf<HTMLElement>;
+      mdTextEl.forEach((el) => {
+        el.parentNode.replaceChild(document.createTextNode(el.innerText), el);
+      });
+    });
+  }
+
+  // 掘金
+  const itemPropArticle = document.querySelector("[itemprop=articleBody] .markdown-body");
+
+  if (itemPropArticle) {
+    console.log("掘金");
+
+    return formatHTML(itemPropArticle.innerHTML);
+  }
+
+  // CSDN
+  const contentViews = document.getElementById("content_views");
+
+  if (contentViews) {
+    console.log("CSDN");
+
+    return formatHTML(contentViews.innerHTML);
+  }
+
+  // 通用模式
+  const articleEl = document.querySelector("article");
+
+  if (articleEl) {
+    console.log("文章标签");
+
+    return formatHTML(articleEl.innerHTML);
+  }
+
+  // 尝试匹配到文章
+  const firstParagraph = document.querySelector("p");
+
+  let continueFindCorrectParent = true;
+  let parentEl;
+  let limitCount = 0;
+
+  if (firstParagraph) {
+    while (continueFindCorrectParent) {
+      if (limitCount > 20) {
+        continueFindCorrectParent = false;
+        throw new Error("DOM 层级检测遍历次数过多");
+      }
+
+      limitCount += 1;
+
+      parentEl = parentEl ? parentEl.parentElement : firstParagraph.parentElement;
+
+      // 这个父下面有多个疑似正文的元素
+      if (Array.from(parentEl.querySelectorAll("h2, h3, h4, p")).length > 1) {
+        console.log(parentEl, `匹配结束，向上遍历 ${limitCount} 次`);
+        continueFindCorrectParent = false;
+      }
+    }
+
+    return formatHTML(parentEl.innerHTML);
+  }
+
+  return "";
+}
+
 chrome.runtime.onMessage.addListener((req, sender, send) => {
   if (req.type === "toolbox:getInfo") {
     send({
@@ -124,6 +212,7 @@ chrome.runtime.onMessage.addListener((req, sender, send) => {
       image: getImage(),
       sitename: getSiteName(),
       tags: getTags(),
+      raw_content: getHTML(),
     });
   }
 });

utils/html.ts

@@ -0,0 +1,100 @@
+// 删除标题里面没用的内容
+const pickTextNode = (el: HTMLElement) => {
+  const fragment = document.createDocumentFragment();
+
+  while (el.firstChild) {
+    // 检查当前子节点是否是文本节点
+    if (el.firstChild.nodeType === Node.TEXT_NODE) {
+      // 如果是文本节点，将其移动到 DocumentFragment 中
+      fragment.appendChild(el.firstChild);
+    }
+    else {
+      el.removeChild(el.firstChild);
+    }
+  }
+
+  return fragment.textContent;
+}
+
+// 删除里面的属性
+const removeAttributes = (el: HTMLElement) => {
+  const attrs = el.attributes;
+
+  Array.from(attrs).forEach((attr) => {
+    el.removeAttribute(attr.name);
+  });
+}
+
+// 格式化 HTML 内容
+export const formatHTML = (html: string, extraFormatter?: (doc: Document) => void) => {
+  const nextDocument = document.implementation.createHTMLDocument();
+
+  nextDocument.documentElement.innerHTML = html;
+
+  // 删除标题内无效元素
+  const titleEl = nextDocument.querySelectorAll("h2, h3, h4, h5, h6") as NodeListOf<HTMLElement>;
+  titleEl.forEach((el) => {
+    // 遍历并移除所有属性
+    removeAttributes(el);
+
+    el.innerHTML = pickTextNode(el);
+  });
+
+  // 优化 p 标签
+  const paraEl = nextDocument.querySelectorAll("p") as NodeListOf<HTMLElement>;
+  paraEl.forEach((el) => {
+    // 删除空的 p 标签
+    if (!el.innerHTML.trim()) {
+      el.remove();
+    }
+
+    // 遍历并移除所有属性
+    removeAttributes(el);
+
+    // 删除 p 里面的 span 替换成普通 Text，应该没用的
+    const spanEl = el.querySelectorAll("span");
+    spanEl.forEach((el) => {
+      el.parentNode.replaceChild(document.createTextNode(el.innerText), el);
+    });
+  });
+
+  // 删除 figure 标签
+  const figureEl = nextDocument.querySelectorAll("figure") as NodeListOf<HTMLElement>;
+  figureEl.forEach((el) => {
+    const img = el.querySelector("img");
+
+    if (img) {
+      el.innerHTML = "";
+      el.appendChild(img);
+    }
+  });
+
+  // 删除 style 标签
+  const stylesEl = nextDocument.querySelectorAll("style");
+  stylesEl.forEach((el) => {
+    el.remove();
+  });
+
+  // 提取 pre 下面的内容
+  const preEl = nextDocument.querySelectorAll("pre");
+  preEl.forEach((el) => {
+    removeAttributes(el);
+
+    // hljs / prism
+    const codeEl = el.querySelector("code") as HTMLElement;
+
+    if (codeEl) {
+      const nextCodeEl = document.createElement("code");
+      nextCodeEl.innerText = codeEl.innerText;
+
+      el.innerHTML = null;
+      el.appendChild(nextCodeEl);
+    }
+  });
+
+  if (extraFormatter) {
+    extraFormatter(nextDocument);
+  }
+
+  return nextDocument.documentElement.innerHTML;
+}