feat: Replace build.py with JSX-based webpack-native book index generation

Port the Python HTML-generation script to a React component (src/BookIndex.jsx)
rendered at build time via renderToStaticMarkup, removing the need to run
build.py separately before webpack.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
2026-06-08 22:37:03 +00:00
parent 3c3c5a332f
commit df68d1309d
5 changed files with 1055 additions and 330 deletions

312
src/BookIndex.jsx Normal file
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import React from 'react';
const INLINE_CSS = `
/* Reset body to a layout container (book-page.css targets body for page content) */
html, body {
height: 100vh;
overflow: hidden;
display: flex;
flex-direction: column;
padding: 0;
max-width: unset;
margin: 0;
background-image: none;
}
#layout {
display: flex;
flex: 1;
overflow: hidden;
}
/* ── Sidebar ── */
#sidebar {
width: 270px;
flex-shrink: 0;
display: flex;
flex-direction: column;
background: var(--surface);
border-right: 1px solid var(--border-bright);
overflow: hidden;
}
#sidebar-header {
padding: 14px 16px;
background: var(--surface2);
border-bottom: 1px solid var(--border-bright);
flex-shrink: 0;
}
#sidebar-header p {
font-family: var(--font-mono);
font-size: 0.7rem;
color: var(--text-dim);
margin-top: 4px;
}
#page-list {
flex: 1;
overflow-y: auto;
list-style: none;
padding: 4px 0;
}
#page-list li button {
width: 100%;
text-align: left;
padding: 6px 14px;
background: none;
border: none;
cursor: pointer;
color: var(--text-dim);
font-family: var(--font-body);
font-size: 0.88rem;
display: flex;
gap: 10px;
align-items: baseline;
transition: background 0.15s, color 0.15s;
}
#page-list li button:hover {
background: var(--surface2);
color: var(--text);
}
#page-list li.active button {
background: var(--surface3);
color: var(--teal);
}
.page-num {
flex-shrink: 0;
min-width: 24px;
font-family: var(--font-mono);
font-size: 0.72rem;
color: var(--border-bright);
}
li.active .page-num {
color: var(--teal-dim);
}
/* ── Main area ── */
#main {
flex: 1;
display: flex;
flex-direction: column;
overflow: hidden;
}
/* ── Nav bar ── */
#nav {
display: flex;
align-items: center;
gap: 10px;
padding: 10px 20px;
background: var(--surface);
border-bottom: 1px solid var(--border-bright);
flex-shrink: 0;
}
#page-title {
flex: 1;
text-align: center;
font-family: var(--font-display);
font-size: 0.65rem;
letter-spacing: 0.12em;
text-transform: uppercase;
color: var(--text);
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
}
#page-indicator {
font-family: var(--font-mono);
font-size: 0.72rem;
color: var(--text-dim);
white-space: nowrap;
}
/* ── Scrollable content ── */
#content {
flex: 1;
overflow-y: auto;
background: var(--bg);
background-image:
radial-gradient(ellipse at 20% 10%, rgba(78,205,196,.04) 0%, transparent 50%),
radial-gradient(ellipse at 80% 90%, rgba(201,168,76,.04) 0%, transparent 50%);
}
/* ── Page sections ── */
.page-section {
max-width: 860px;
margin: 0 auto;
padding: 32px;
border-bottom: 1px solid var(--border);
}
.page-section:last-child {
border-bottom: none;
min-height: calc(100vh - 80px);
}
/* Override book-page.css header rule inside sections */
.page-section header {
border-bottom: 1px solid var(--border);
padding-bottom: 0.8em;
margin-bottom: 1.4em;
}
`;
function buildScript(pageNums) {
return `
const PAGES = [${pageNums.join(',')}];
const total = PAGES.length;
let currentIdx = 0;
const content = document.getElementById('content');
const btnPrev = document.getElementById('btn-prev');
const btnNext = document.getElementById('btn-next');
const indicator = document.getElementById('page-indicator');
const titleEl = document.getElementById('page-title');
function updateNav(idx, push) {
if (idx === currentIdx && indicator.textContent) return;
currentIdx = idx;
const n = PAGES[idx];
indicator.textContent = (idx + 1) + ' / ' + total;
titleEl.textContent = 'Page ' + n;
btnPrev.disabled = idx === 0;
btnNext.disabled = idx === total - 1;
document.querySelectorAll('#page-list li').forEach(li => {
li.classList.toggle('active', Number(li.dataset.page) === n);
});
document.querySelector('#page-list li[data-page="' + n + '"]')
?.scrollIntoView({ block: 'nearest' });
if (push) history.pushState(null, '', '#page-' + n);
else history.replaceState(null, '', '#page-' + n);
}
function goTo(n, smooth, push) {
const idx = PAGES.indexOf(n);
if (idx === -1) return;
const sec = document.getElementById('page-' + n);
if (!sec) return;
sec.scrollIntoView({ behavior: smooth ? 'smooth' : 'instant', block: 'start' });
updateNav(idx, push);
}
btnPrev.addEventListener('click', () => { if (currentIdx > 0) goTo(PAGES[currentIdx - 1], true, true); });
btnNext.addEventListener('click', () => { if (currentIdx < total - 1) goTo(PAGES[currentIdx + 1], true, true); });
document.getElementById('page-list').addEventListener('click', e => {
const li = e.target.closest('li[data-page]');
if (li) goTo(Number(li.dataset.page), false, true);
});
document.addEventListener('keydown', e => {
if (e.target.tagName === 'INPUT' || e.target.tagName === 'TEXTAREA') return;
if (e.key === 'ArrowLeft' || e.key === 'ArrowUp') { if (currentIdx > 0) goTo(PAGES[currentIdx - 1], true, true); }
if (e.key === 'ArrowRight' || e.key === 'ArrowDown') { if (currentIdx < total - 1) goTo(PAGES[currentIdx + 1], true, true); }
});
// Track current page by scroll position (replaceState — no new history entry)
content.addEventListener('scroll', () => {
const containerTop = content.getBoundingClientRect().top;
let found = 0;
for (let i = 0; i < PAGES.length; i++) {
const sec = document.getElementById('page-' + PAGES[i]);
if (sec && sec.getBoundingClientRect().top - containerTop <= 40) found = i;
else break;
}
if (found !== currentIdx) updateNav(found, false);
}, { passive: true });
// Browser back/forward
window.addEventListener('popstate', () => {
const pm = location.hash.match(/^#page-(\\d+)$/);
if (pm) {
const n = parseInt(pm[1], 10);
if (PAGES.includes(n)) goTo(n, false, false);
}
});
// Initial navigation from URL hash
const m = location.hash.match(/^#page-(\\d+)$/);
const startPage = m ? parseInt(m[1], 10) : PAGES[0];
goTo(PAGES.includes(startPage) ? startPage : PAGES[0], false, false);
`;
}
export default function BookIndex({ title, logoText, pages }) {
const pageNums = pages.map(p => p.n);
return (
<html lang="en">
<head>
<meta charSet="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>{title}</title>
<link
href="https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600;700&family=Crimson+Text:ital,wght@0,400;0,600;1,400&family=Inconsolata:wght@400;600&display=swap"
rel="stylesheet"
/>
<link rel="stylesheet" href="/css/book-page.css" />
<style dangerouslySetInnerHTML={{ __html: INLINE_CSS }} />
</head>
<body>
<header>
<div className="logo">{logoText}</div>
<div className="toolbar">
<span id="page-indicator"></span>
</div>
</header>
<div id="layout">
<nav id="sidebar">
<div id="sidebar-header">
<div
className="section-title"
style={{ marginBottom: 0, borderBottom: 'none', paddingBottom: 0 }}
>
<span className="icon"></span> Pages
</div>
<p>{pages.length} pages</p>
</div>
<ul id="page-list">
{pages.map(({ n }) => (
<li key={n} data-page={n}>
<button>
<span className="page-num">{n}</span>
<span>Page {n}</span>
</button>
</li>
))}
</ul>
</nav>
<div id="main">
<div id="nav">
<button id="btn-prev" className="tab" disabled>&#8592; Prev</button>
<span id="page-title"></span>
<button id="btn-next" className="tab">Next &#8594;</button>
</div>
<div id="content">
{pages.map(({ n, content }) => (
<section
key={n}
id={`page-${n}`}
className="page-section"
dangerouslySetInnerHTML={{ __html: content }}
/>
))}
</div>
</div>
</div>
<script dangerouslySetInnerHTML={{ __html: buildScript(pageNums) }} />
</body>
</html>
);
}