add Code

微信公众号编辑图文消息在文章末尾增加代码段

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name        add Code
// @namespace   Violentmonkey Scripts
// @match       https://mp.weixin.qq.com/cgi-bin/appmsg
// @grant       none
// @version     1.0
// @author      jun95585 
// @description 微信公众号编辑图文消息在文章末尾增加代码段
// ==/UserScript==

window.onload = function(){ 
  var addCodeBtnHtml = '<div style="position: fixed; z-index: 999; bottom: 150px;left: 0;padding: 10px; background: #fff; box-shadow: 0 1px 4px 0 rgba(0,0,0,0.2); border-radius: 0 4px 4px 0;"><span id="addCode" class="btn btn_input btn_default r no_extra"><button type="button" onclick="showCodeDialog()">添加代码</button></span></div>'
  var addCodeDialogHtml = `
  <div
      id="codeDialog"
      style="
      display: none;
      position:fixed;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100vh;
      background-color: rgba(0,0,0,0.5);
      z-index: 999;
  ">
      <div
          style="
              display: flex;
              flex-direction: column;
              margin: auto;
              width: 80%;
              height: 200px;
              font-size: 14px;
              padding: 8px 0;
              background: #fff;
              box-shadow: 0 1px 4px 0 rgba(0,0,0,0.1);
              border-radius: 4px;
          "
      >
          <textarea
              id="codeText"
              rows=6
              placeholder="请输入代码段"
              style="
                  margin: auto;
                  width: 80%;
                  font-size: 14px;
                  padding: 8px;
                  background: #fff;
                  border: 1px solid rgba(208, 208, 208, 0.9);
                  border-radius: 0 4px 4px  0;
              "
          ></textarea>
          <div style="display:flex; margin: auto;">
              <div style="margin-right: 20px;" class="btn btn_input btn_default r no_extra"><button id="addCodeDialogSubmit" type="button">添加至末尾</button></div>
              <div class="btn btn_input btn_default r no_extra"><button id="addCodeDialogClose" type="button">取消</button></div>
          </div>
      </div>
  </div>`

  // 图文编辑页面
  if (window.location.search.substring(1).includes(action=edit)) {
    document.body.innerHTML = document.body.innerHTML + (addCodeBtnHtml + addCodeDialogHtml)
  }
  
  var showCodeDialog = function showCodeDialog () {
    document.getElementById('codeDialog').style.display = 'flex';
  }

  var closeCodeDialog = function closeCodeDialog () {
    document.getElementById('codeText').innerHTML = '';
    
    document.getElementById('codeDialog').style.display = 'none';
  }
  
  document.getElementById('addCode').onclick = function(e){
    showCodeDialog();
    e.stopPropagation()
  };
  
  document.getElementById('addCodeDialogSubmit').onclick = function(e){
    var codeText = document.getElementById('codeText').value
    var editorDom = document.getElementById('ueditor_0')
    
    editorDom.contentWindow.document.getElementsByClassName('view')[0].innerHTML = 
      editorDom.contentWindow.document.getElementsByClassName('view')[0].innerHTML + 
      `<section>${codeText}</section>`
    
    closeCodeDialog();
    e.stoppropagation()
  };
  
  document.getElementById('addCodeDialogClose').onclick = function(e){
    closeCodeDialog();
    e.stoppropagation()
  };
}