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HuangHai
2026-01-21 10:10:30 +08:00
parent 0f4435b51c
commit 9f483c0643
2 changed files with 117 additions and 103 deletions
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172
static/js/douyin.js
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@@ -1,5 +1,75 @@
const { createApp, ref, computed, onMounted } = Vue;
// 1. 全局渲染器 - 纯手写的高鲁棒性解析器，不再依赖 marked
const globalRenderMarkdown = (text) => {
if (!text) return '';
// 0. 预处理：去除 AI 可能返回的代码块标记
let cleanText = text.trim();
// 去除开头的 ```markdown 或 ```
cleanText = cleanText.replace(/^```(markdown)?\s*/i, '');
// 去除结尾的 ```
cleanText = cleanText.replace(/```\s*$/, '');
// 1. 预处理：按行分割
const lines = cleanText.split('\n');
let html = '';
let inList = false;
for (let i = 0; i < lines.length; i++) {
let line = lines[i];
// 关键：去除行首尾空白，解决缩进导致的解析失败
let trimmed = line.trim();
// 空行处理
if (!trimmed) {
if (inList) { html += '</ul>\n'; inList = false; }
continue; // 忽略空行，或者可以加 <br>
}
// 2. 内联格式处理（加粗、代码、链接）
// 加粗 **text** -> <strong>text</strong>
trimmed = trimmed.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>');
// 代码 `text` -> <code>text</code>
trimmed = trimmed.replace(/`([^`]+)`/g, '<code>$1</code>');
// 3. 块级元素处理
// 标题 ### Title
if (trimmed.startsWith('###')) {
if (inList) { html += '</ul>\n'; inList = false; }
html += `<h3>${trimmed.replace(/^###\s*/, '')}</h3>`;
}
else if (trimmed.startsWith('##')) {
if (inList) { html += '</ul>\n'; inList = false; }
html += `<h2>${trimmed.replace(/^##\s*/, '')}</h2>`;
}
else if (trimmed.startsWith('#')) {
if (inList) { html += '</ul>\n'; inList = false; }
html += `<h1>${trimmed.replace(/^#\s*/, '')}</h1>`;
}
// 列表 - Item 或 * Item
else if (trimmed.startsWith('- ') || trimmed.startsWith('* ')) {
if (!inList) { html += '<ul>\n'; inList = true; }
html += `<li>${trimmed.substring(2)}</li>`;
}
// 数字列表 1. Item
else if (/^\d+\.\s/.test(trimmed)) {
// 简单起见，数字列表也用 ul，或者你可以维护一个 ordered list 状态
if (!inList) { html += '<ul>\n'; inList = true; }
html += `<li>${trimmed.replace(/^\d+\.\s/, '')}</li>`;
}
// 普通段落
else {
if (inList) { html += '</ul>\n'; inList = false; }
html += `<p>${trimmed}</p>`;
}
}
if (inList) { html += '</ul>\n'; }
return html;
};
createApp({
setup() {
const apiBase = ref(window.location.origin || "http://localhost:8000");
@@ -15,96 +85,26 @@ createApp({
const summaryLoading = ref(false);
const summaryText = ref('');
// 降级用的简易 Markdown 解析器
const simpleMarkdown = (text) => {
if (!text) return '';
let lines = text.split('\n');
let html = '';
let inList = false;
const parseInline = (str) => {
return str
.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>')
.replace(/`(.*?)`/g, '<code style="background:rgba(148, 163, 184, 0.1); padding:2px 4px; border-radius:4px;">$1</code>');
};
for (let line of lines) {
let trimmed = line.trim();
if (!trimmed) {
if (inList) { html += '</ul>'; inList = false; }
html += '<br>';
continue;
}
if (trimmed.startsWith('### ')) {
if (inList) { html += '</ul>'; inList = false; }
html += `<h3>${parseInline(trimmed.substring(4))}</h3>`;
} else if (trimmed.startsWith('- ') || /^\d+\./.test(trimmed)) {
if (!inList) { html += '<ul>'; inList = true; }
let content = trimmed.replace(/^(- |\d+\. )/, '');
html += `<li>${parseInline(content)}</li>`;
} else {
if (inList) { html += '</ul>'; inList = false; }
html += `<p>${parseInline(trimmed)}</p>`;
}
}
if (inList) html += '</ul>';
return html;
};
// Configure Marked
if (typeof marked !== 'undefined') {
marked.use({
gfm: true,
breaks: true
});
}
// 增强的 Markdown & LaTeX 解析器
const renderMarkdownAndLatex = (text) => {
if (!text) return '';
try {
let processedText = text;
// 1. 处理 LaTeX
if (typeof katex !== 'undefined') {
// 处理块级 LaTeX: $$ ... $$
processedText = processedText.replace(/\$\$\s*([\s\S]*?)\s*\$\$/g, (match, formula) => {
try {
return '<div class="katex-block">' + katex.renderToString(formula, { displayMode: true, throwOnError: false }) + '</div>';
} catch (e) { return match; }
});
// 处理行内 LaTeX: $ ... $
processedText = processedText.replace(/\$([^\$\n]+?)\$/g, (match, formula) => {
try {
return katex.renderToString(formula, { displayMode: false, throwOnError: false });
} catch (e) { return match; }
});
}
// 2. 使用 marked 解析 Markdown
if (typeof marked !== 'undefined') {
// marked v12+ 使用 marked.parse
return marked.parse(processedText);
} else {
// 降级使用 simpleMarkdown
return simpleMarkdown(processedText);
}
} catch (e) {
console.error('Markdown rendering error:', e);
// 最后的兜底：如果 marked 报错，尝试用 simpleMarkdown
try {
return simpleMarkdown(text);
} catch (e2) {
return text;
}
}
};
// 使用全局渲染器
const renderedSummary = computed(() => {
if (!summaryText.value) return '';
return renderMarkdownAndLatex(summaryText.value);
const html = globalRenderMarkdown(summaryText.value);
return html;
});
// 这里的配置仍然保留，作为双重保险
if (typeof marked !== 'undefined') {
const m = (typeof marked.marked === 'function') ? marked.marked : marked;
if (m.setOptions) {
m.setOptions({
gfm: true,
breaks: true,
mangle: false,
headerIds: false
});
}
}
// Methods
const startParsing = async () => {
if (!shareText.value.trim()) return;