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import React, {Component} from 'react';
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import {Input, Select, Radio, Checkbox, Popconfirm, message, Modal} from 'antd';
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import {BrowserRouter as Router, Route, Link, Switch} from "react-router-dom";
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// import "antd/dist/antd.css";
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import { getImageUrl, toPath, getUrl,getUploadActionUrl } from 'educoder';
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import axios from 'axios';
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import "./makedown.css";
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let origin = getUrl();
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let path = getUrl("/editormd/lib/")
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const $ = window.$;
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let timeout;
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let currentValue;
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const Option = Select.Option;
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const RadioGroup = Radio.Group;
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// 保存数据
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function md_add_data(k,mdu,d){
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window.sessionStorage.setItem(k+mdu,d);
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}
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// 清空保存的数据
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function md_clear_data(k,mdu,id){
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window.sessionStorage.removeItem(k+mdu);
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var id1 = "#e_tip_"+id;
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var id2 = "#e_tips_"+id;
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if(k == 'content'){
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$(id2).html("");
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}else{
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$(id1).html("");
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}
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}
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// editor 存在了jquery对象上，应用不需要自己写md_rec_data方法了
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function md_rec_data(k, mdu, id) {
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if (window.sessionStorage.getItem(k + mdu) !== null) {
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var editor = $("#e_tips_" + id).data('editor');
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editor.setValue(window.sessionStorage.getItem(k + mdu));
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// debugger;
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// /shixuns/b5hjq9zm/challenges/3977/tab=3 setValue可能导致editor样式问题
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md_clear_data(k, mdu, id);
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}
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}
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window.md_rec_data = md_rec_data;
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function md_elocalStorage(editor,mdu,id){
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if (window.sessionStorage){
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var oc = window.sessionStorage.getItem('content'+mdu);
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if(oc !== null ){
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console.log("#e_tips_"+id)
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$("#e_tips_"+id).data('editor', editor);
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var h = '您上次有已保存的数据，是否<a style="cursor: pointer;" class="link-color-blue" onclick="md_rec_data(\'content\',\''+ mdu + '\',\'' + id + '\')">恢复</a> ? / <a style="cursor: pointer;" class="link-color-blue" onclick="md_clear_data(\'content\',\''+ mdu + '\',\'' + id + '\')">不恢复</a>';
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$("#e_tips_"+id).html(h);
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}
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setInterval(function() {
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var d = new Date();
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var h = d.getHours();
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var m = d.getMinutes();
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var s = d.getSeconds();
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h = h < 10 ? '0' + h : h;
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m = m < 10 ? '0' + m : m;
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s = s < 10 ? '0' + s : s;
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if(editor.getValue().trim() != ""){
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md_add_data("content",mdu,editor.getValue());
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var id1 = "#e_tip_"+id;
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var id2 = "#e_tips_"+id;
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$(id1).html(" 数据已于 " + h + ':' + m + ':' + s +" 保存 ");
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$(id2).html("");
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}
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},10000);
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}else{
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$("#e_tip_"+id).after('您的浏览器不支持localStorage.无法开启自动保存草稿服务,请升级浏览器！');
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}
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}
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function create_editorMD(id, width, high, placeholder, imageUrl, callback, initValue) {
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var editorName = window.editormd(id, {
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width: width,
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height: high,
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path: path, // "/editormd/lib/"
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markdown : initValue,
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syncScrolling: "single",
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tex: true,
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tocm: true,
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emoji: true,
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taskList: true,
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codeFold: true,
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searchReplace: true,
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htmlDecode: "style,script,iframe",
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sequenceDiagram: true,
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autoFocus: false,
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toolbarIcons: function () {
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// Or return editormd.toolbarModes[name]; // full, simple, mini
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// Using "||" set icons align right.
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return ["bold", "italic", "|", "list-ul", "list-ol", "|", "code", "code-block", "|", "testIcon", "testIcon1", '|', "image", "table", '|', "watch", "clear"]
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},
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toolbarCustomIcons: {
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testIcon: "<a type=\"inline\" class=\"latex\" ><div class='zbg'></div></a>",
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testIcon1: "<a type=\"latex\" class=\"latex\" ><div class='zbg_latex'></div></a>"
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},
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//这个配置在simple.html中并没有，但是为了能够提交表单，使用这个配置可以让构造出来的HTML代码直接在第二个隐藏的textarea域中，方便post提交表单。
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saveHTMLToTextarea: true,
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// 用于增加自定义工具栏的功能，可以直接插入HTML标签，不使用默认的元素创建图标
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dialogMaskOpacity: 0.6,
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placeholder: placeholder,
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imageUpload: true,
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imageFormats: ["jpg", "jpeg", "gif", "png", "bmp", "webp", "JPG", "JPEG", "GIF", "PNG", "BMP", "WEBP"],
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imageUploadURL: imageUrl,//url
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onload: function() {
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let _id = this.id // 如果要使用this，这里不能使用箭头函数
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let _editorName = this;
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// this.previewing();
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// let _id = id;
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$("#" + _id + " [type=\"latex\"]").bind("click", function () {
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_editorName.cm.replaceSelection("```latex");
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_editorName.cm.replaceSelection("\n");
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_editorName.cm.replaceSelection("\n");
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_editorName.cm.replaceSelection("```");
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var __Cursor = _editorName.cm.getDoc().getCursor();
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_editorName.cm.setCursor(__Cursor.line - 1, 0);
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});
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$("#" + _id + " [type=\"inline\"]").bind("click", function () {
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_editorName.cm.replaceSelection("`$$$$`");
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var __Cursor = _editorName.cm.getDoc().getCursor();
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_editorName.cm.setCursor(__Cursor.line, __Cursor.ch - 3);
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_editorName.cm.focus();
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});
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$("[type=\"inline\"]").attr("title", "行内公式");
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$("[type=\"latex\"]").attr("title", "多行公式");
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md_elocalStorage(_editorName, `MDEditor__${_id}`, _id);
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callback && callback()
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}
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});
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return editorName;
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}
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export default class CoursesMarkdown extends Component {
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constructor(props) {
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super(props)
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this.state = {
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}
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}
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componentDidMount = () => {
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const { mdID, initValue ,placeholder} = this.props;
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// let initValue = 'initValue'
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let _id = `mdEditor_${mdID}`
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this.contentChanged = false;
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// const placeholder = "";
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// amp;
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// 编辑时要传memoId
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const imageUrl = `${getUploadActionUrl()}`;
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// 创建editorMd
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const answers_editormd = create_editorMD(_id, '100%', 400, placeholder, imageUrl, () => {
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setTimeout(() => {
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answers_editormd.resize()
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answers_editormd.cm && answers_editormd.cm.refresh()
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}, 500)
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if (initValue != undefined) {
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answers_editormd.setValue(initValue)
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}
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answers_editormd.cm.on("change", (_cm, changeObj) => {
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console.log('....contentChanged')
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this.contentChanged = true;
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})
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}, initValue);
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this.answers_editormd = answers_editormd;
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window.answers_editormd = answers_editormd;
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}
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getValue = () => {
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return this.answers_editormd.getValue()
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}
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render() {
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let {
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choice_url,
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} = this.state;
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let { mdID } = this.props;
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return (
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<React.Fragment>
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<div className="df">
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{/* padding10-20 */}
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<div className="edu-back-greyf5 radius4" id={`mdEditor_${mdID}`}>
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<textarea style={{display: 'none'}} id="evaluate_script_show" name="content"> </textarea>
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<div className="CodeMirror cm-s-defualt">
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</div>
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</div>
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</div>
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<p id={`e_tip_mdEditor_${mdID}`} className="edu-txt-right color-grey-cd font-12"></p>
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<p id={`e_tips_mdEditor_${mdID}`} className="edu-txt-right color-grey-cd font-12"></p>
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</React.Fragment>
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)
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}
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}
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