Files
ks-app-employment-service/utils/markdownParser.js
2025-08-20 13:38:47 +08:00

135 lines
4.7 KiB
JavaScript

import MarkdownIt from '@/lib/markdown-it.min.js';
import hljs from "@/lib/highlight/highlight-uni.min.js";
import parseHtml from '@/lib/html-parser.js';
// import DOMPurify from '@/lib/dompurify@3.2.4es.js';
export let codeDataList = []
export let jobMoreMap = new Map()
const md = new MarkdownIt({
html: true, // 允许 HTML 标签
linkify: true, // 自动解析 URL
typographer: true, // 美化标点符号
tables: true,
breaks: true, // 让 \n 自动换行
langPrefix: 'language-', // 代码高亮前缀
// 如果结果以 <pre ... 开头,内部包装器则会跳过。
highlight: function(str, lang) {
if (lang === 'job-json') {
const result = safeExtractJson(str);
if (result) { // json解析成功
const jobId = result.appJobUrl.split('jobId=')[1]
let domContext = `
<a class="custom-card" data-job-id="${jobId}">
<div class="card-title">
<span class="title-text" >${result.jobTitle}</span>
<div class="card-salary">${result.salary}</div>
</div>
<div class="card-company">${result.location}·${result.companyName}</div>
<div class="card-info">
<div class="info-item">
<div class="card-tag">${result.education}</div>
<div class="card-tag">${result.experience}</div>
</div>
<div class="info-item">查看详情<div class="position-nav"></div></div>
</div>
</a>
`
if (result.data) {
jobMoreMap.set(jobId, result.data)
domContext +=
`<a class="custom-more" data-job-id="${jobId}">查看更多岗位<div class="more-icon"></div></a>`
}
return domContext
}
}
// <div class="card-tag">${result.location}</div>
// <div class="info-item">${result.salary}</div>
// 代码块
let preCode = ""
try {
preCode = hljs.highlightAuto(str).value
} catch (err) {
preCode = markdownIt.utils.escapeHtml(str);
}
// 以换行进行分割 , 按行拆分代码
const lines = preCode.split(/\n/).slice(0, -1);
const html = lines
.map((line, index) =>
line ?
`<li><span class="line-num" data-line="${index + 1}"></span>${line}</li>` :
''
)
.join('');
// 代码复制功能
const cacheIndex = codeDataList.length;
codeDataList.push(str);
return `
<div class="code-container">
<div class="code-header">
<span class="lang-label">${lang || 'plaintext'}</span>
<a class="copy-btn" data-copy-index="${cacheIndex}">复制代码</a>
</div>
<pre class="hljs"><code><ol>${html}</ol></code></pre>
</div>
`;
}
})
function extractFirstJson(text) {
let stack = [];
let startIndex = -1;
let endIndex = -1;
for (let i = 0; i < text.length; i++) {
const char = text[i];
if (char === '{') {
if (stack.length === 0) startIndex = i; // 记录第一个 '{' 的位置
stack.push(char);
} else if (char === '}') {
stack.pop();
if (stack.length === 0) {
endIndex = i; // 找到配对的 '}'
break;
}
}
}
if (startIndex !== -1 && endIndex !== -1) {
const jsonString = text.slice(startIndex, endIndex + 1);
try {
const jsonObject = JSON.parse(jsonString);
return jsonObject;
} catch (e) {
return null; // 如果不是有效的 JSON
}
}
return null; // 如果没有找到有效的 JSON 对象
}
function safeExtractJson(text) {
try {
const jsonObject = extractFirstJson(text);
return jsonObject
} catch (e) {
console.error('JSON 解析失败:', e);
}
return null;
}
export function clearJobMoreMap() { // 切换对话清空
jobMoreMap.clear()
}
export function parseMarkdown(content) {
if (!content) {
return //处理特殊情况,比如网络异常导致的响应的 content 的值为空
}
codeDataList = []
const unsafeHtml = md.render(content || '')
return unsafeHtml
}