初始化專案：租屋契約 PDF 產生器
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
166
public/app.js
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166
public/app.js
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const form = document.querySelector('#contractForm');
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const templateSelect = document.querySelector('#template');
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const submitButton = document.querySelector('#submitButton');
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const downloadButton = document.querySelector('#downloadButton');
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const shareButton = document.querySelector('#shareButton');
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const message = document.querySelector('#message');
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const resultTitle = document.querySelector('#resultTitle');
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const connectionStatus = document.querySelector('#connectionStatus');
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let currentPdfBlob = null;
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let currentPdfFileName = '租屋契約.pdf';
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loadTemplates();
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form.addEventListener('submit', async (event) => {
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event.preventDefault();
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setBusy(true);
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resetPdf();
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try {
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const formData = new FormData(form);
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const response = await fetch('/api/contracts/pdf', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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},
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body: JSON.stringify({
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template: formData.get('template'),
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monthlyRent: formData.get('monthlyRent'),
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paymentDay: formData.get('paymentDay'),
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deposit: formData.get('deposit'),
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}),
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});
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if (!response.ok) {
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const errorBody = await response.json().catch(() => ({}));
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throw new Error(errorBody.error || 'PDF 產生失敗。');
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}
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currentPdfBlob = await response.blob();
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currentPdfFileName = getFileNameFromDisposition(response.headers.get('Content-Disposition'))
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|| buildDefaultFileName(formData.get('template'));
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resultTitle.textContent = 'PDF 已產生';
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message.textContent = currentPdfFileName;
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downloadButton.disabled = false;
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shareButton.disabled = !canShareCurrentPdf();
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} catch (error) {
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resultTitle.textContent = '產生失敗';
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message.textContent = error.message;
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} finally {
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setBusy(false);
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}
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});
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downloadButton.addEventListener('click', () => {
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if (!currentPdfBlob) {
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return;
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}
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downloadPdf();
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});
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shareButton.addEventListener('click', async () => {
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if (!currentPdfBlob) {
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return;
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}
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const file = new File([currentPdfBlob], currentPdfFileName, { type: 'application/pdf' });
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if (!navigator.canShare || !navigator.canShare({ files: [file] })) {
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downloadPdf();
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return;
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}
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try {
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await navigator.share({
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title: '租屋契約 PDF',
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files: [file],
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});
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} catch (error) {
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if (error.name !== 'AbortError') {
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message.textContent = '分享失敗，已保留下載按鈕。';
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}
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}
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});
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async function loadTemplates() {
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try {
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const response = await fetch('/api/templates');
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if (!response.ok) {
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throw new Error('無法讀取範本。');
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}
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const body = await response.json();
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templateSelect.replaceChildren(
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...body.templates.map((name) => new Option(name, name)),
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);
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if (body.templates.length === 0) {
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templateSelect.append(new Option('templates 資料夾沒有 .doc 範本', ''));
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templateSelect.disabled = true;
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submitButton.disabled = true;
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connectionStatus.textContent = '缺少範本';
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message.textContent = '請先將 .doc 範本放進 templates 資料夾。';
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return;
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}
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connectionStatus.textContent = '可使用';
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} catch (error) {
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templateSelect.append(new Option('讀取失敗', ''));
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templateSelect.disabled = true;
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submitButton.disabled = true;
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connectionStatus.textContent = '離線';
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message.textContent = error.message;
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}
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}
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function setBusy(isBusy) {
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submitButton.disabled = isBusy || templateSelect.disabled;
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submitButton.textContent = isBusy ? '產生中' : '產生 PDF';
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}
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function resetPdf() {
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currentPdfBlob = null;
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downloadButton.disabled = true;
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shareButton.disabled = true;
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resultTitle.textContent = '產生中';
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message.textContent = '正在建立 PDF。';
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}
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function canShareCurrentPdf() {
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if (!currentPdfBlob || !navigator.canShare) {
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return false;
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}
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const file = new File([currentPdfBlob], currentPdfFileName, { type: 'application/pdf' });
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return navigator.canShare({ files: [file] });
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}
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function downloadPdf() {
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const url = URL.createObjectURL(currentPdfBlob);
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const link = document.createElement('a');
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link.href = url;
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link.download = currentPdfFileName;
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document.body.append(link);
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link.click();
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link.remove();
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URL.revokeObjectURL(url);
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}
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function getFileNameFromDisposition(disposition) {
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if (!disposition) {
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return '';
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}
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const utf8Match = disposition.match(/filename\*=UTF-8''([^;]+)/i);
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if (utf8Match) {
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return decodeURIComponent(utf8Match[1]);
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}
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const asciiMatch = disposition.match(/filename="([^"]+)"/i);
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return asciiMatch ? asciiMatch[1] : '';
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}
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function buildDefaultFileName(templateName) {
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const baseName = String(templateName || '租屋契約').replace(/\.[^.]+$/, '');
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return `${baseName}.pdf`;
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}
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69
public/index.html
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69
public/index.html
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<!doctype html>
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<html lang="zh-Hant">
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>租屋契約 PDF 產生器</title>
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<link rel="stylesheet" href="/styles.css">
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</head>
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<body>
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<main class="app-shell">
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<header class="topbar">
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<div>
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<p class="eyebrow">Word to PDF</p>
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<h1>租屋契約 PDF 產生器</h1>
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</div>
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<span id="connectionStatus" class="status-pill">連線中</span>
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</header>
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<section class="workspace" aria-label="租屋契約資料">
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<form id="contractForm" class="tool-panel">
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<label class="field">
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<span>Word 範本</span>
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<select id="template" name="template" required></select>
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</label>
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<div class="field-grid">
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<label class="field">
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<span>每月租金</span>
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<input name="monthlyRent" type="number" inputmode="numeric" min="1" step="1" value="8000" required>
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</label>
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<label class="field">
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<span>繳款日期</span>
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<input name="paymentDay" type="number" inputmode="numeric" min="1" max="31" step="1" value="18" required>
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</label>
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<label class="field">
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<span>保證金</span>
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<input name="deposit" type="number" inputmode="numeric" min="1" step="1" value="16000" required>
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</label>
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</div>
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<button id="submitButton" class="primary-button" type="submit">
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產生 PDF
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</button>
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</form>
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<section class="result-panel" aria-label="PDF 結果">
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<div>
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<p class="eyebrow">PDF</p>
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<h2 id="resultTitle">尚未產生</h2>
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<p id="message" class="message">請輸入資料後產生 PDF。</p>
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</div>
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<div class="result-actions">
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<button id="downloadButton" class="secondary-button" type="button" disabled>
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下載 PDF
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</button>
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<button id="shareButton" class="secondary-button" type="button" disabled>
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分享 PDF
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</button>
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</div>
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</section>
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</section>
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</main>
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<script src="/app.js" defer></script>
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</body>
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</html>
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214
public/styles.css
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214
public/styles.css
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:root {
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color-scheme: light;
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--bg: #f6f8f7;
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--surface: #ffffff;
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--surface-muted: #eef4f1;
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--border: #cfdbd5;
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--text: #18201d;
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--muted: #64716b;
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--accent: #0f766e;
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--accent-hover: #0b5f59;
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--warning: #9a5b00;
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--shadow: 0 18px 45px rgba(15, 35, 30, 0.08);
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}
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* {
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box-sizing: border-box;
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}
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body {
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margin: 0;
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min-height: 100vh;
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background:
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linear-gradient(180deg, #ffffff 0, var(--bg) 260px),
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var(--bg);
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color: var(--text);
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font-family: "Noto Sans TC", "Microsoft JhengHei", system-ui, sans-serif;
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}
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button,
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input,
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select {
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font: inherit;
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}
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.app-shell {
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width: min(1080px, calc(100% - 32px));
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margin: 0 auto;
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padding: 32px 0;
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}
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.topbar {
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display: flex;
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align-items: center;
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justify-content: space-between;
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gap: 20px;
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margin-bottom: 24px;
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}
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.eyebrow {
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margin: 0 0 6px;
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color: var(--accent);
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font-size: 0.78rem;
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font-weight: 700;
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text-transform: uppercase;
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}
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h1,
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h2 {
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margin: 0;
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letter-spacing: 0;
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}
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h1 {
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font-size: clamp(1.7rem, 2.3vw, 2.45rem);
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}
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h2 {
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font-size: 1.35rem;
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}
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.status-pill {
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flex: 0 0 auto;
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min-width: 76px;
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border: 1px solid var(--border);
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border-radius: 999px;
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background: var(--surface-muted);
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padding: 7px 12px;
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color: var(--muted);
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font-size: 0.9rem;
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text-align: center;
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}
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.workspace {
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display: grid;
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grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
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gap: 20px;
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align-items: start;
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}
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.tool-panel,
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.result-panel {
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border: 1px solid var(--border);
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border-radius: 8px;
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background: var(--surface);
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box-shadow: var(--shadow);
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}
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.tool-panel {
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display: grid;
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gap: 18px;
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padding: 22px;
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}
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.field-grid {
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display: grid;
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grid-template-columns: repeat(3, minmax(0, 1fr));
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gap: 14px;
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}
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.field {
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display: grid;
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gap: 8px;
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color: var(--muted);
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font-size: 0.92rem;
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font-weight: 700;
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}
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.field input,
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.field select {
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width: 100%;
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min-height: 46px;
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border: 1px solid var(--border);
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border-radius: 6px;
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background: #ffffff;
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color: var(--text);
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padding: 10px 12px;
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outline: none;
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}
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.field input:focus,
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.field select:focus {
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border-color: var(--accent);
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box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.15);
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}
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.primary-button,
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.secondary-button {
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min-height: 46px;
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border: 0;
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border-radius: 6px;
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padding: 0 16px;
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cursor: pointer;
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font-weight: 800;
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}
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.primary-button {
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justify-self: start;
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min-width: 150px;
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background: var(--accent);
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color: #ffffff;
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}
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.primary-button:hover:not(:disabled) {
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background: var(--accent-hover);
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}
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.secondary-button {
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border: 1px solid var(--border);
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background: #ffffff;
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color: var(--text);
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}
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.primary-button:disabled,
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.secondary-button:disabled {
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cursor: not-allowed;
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opacity: 0.55;
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}
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.result-panel {
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display: grid;
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gap: 24px;
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min-height: 216px;
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padding: 22px;
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}
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.message {
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min-height: 46px;
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margin: 10px 0 0;
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color: var(--muted);
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line-height: 1.6;
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overflow-wrap: anywhere;
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}
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.result-actions {
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display: grid;
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grid-template-columns: 1fr 1fr;
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gap: 10px;
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align-self: end;
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}
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@media (max-width: 760px) {
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.app-shell {
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width: min(100% - 24px, 560px);
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padding: 20px 0;
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}
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.topbar,
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.workspace,
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.field-grid {
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grid-template-columns: 1fr;
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}
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.topbar {
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display: grid;
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}
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.status-pill {
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justify-self: start;
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}
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.primary-button {
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width: 100%;
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}
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}
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Reference in New Issue
Block a user