77 lines
3.1 KiB
HTML
77 lines
3.1 KiB
HTML
<!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=1.0">
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<title>圓形鑰匙圈產生器</title>
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</head>
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<body>
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<h1>圓形鑰匙圈產生器</h1>
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<form id="uploadForm" enctype="multipart/form-data">
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<input type="file" id="csvFile" name="csvFile" accept=".csv">
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<!-- <button type="submit">生成圖片</button> -->
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</form>
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<div id="status"></div>
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<div id="downloadLink" style="display: none;">
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<a id="downloadAnchor" href="#" download="generated_image.png">點擊下載圖片</a>
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</div>
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<script>
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document.getElementById('uploadForm').addEventListener('submit', async function(event) {
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event.preventDefault(); // 阻止表單預設提交行為
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const fileInput = document.getElementById('csvFile');
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const statusDiv = document.getElementById('status');
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const downloadLinkDiv = document.getElementById('downloadLink');
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const downloadAnchor = document.getElementById('downloadAnchor');
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if (!fileInput.files.length) {
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statusDiv.textContent = '請選擇一個 CSV 檔案。';
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return;
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}
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statusDiv.textContent = '檔案上傳中，請稍候...';
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downloadLinkDiv.style.display = 'none';
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const formData = new FormData();
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formData.append('csvFile', fileInput.files[0]);
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// 產生日期時間字串
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const now = new Date();
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const pad = n => n.toString().padStart(2, '0');
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const datetimeStr = `${now.getFullYear()}${pad(now.getMonth()+1)}${pad(now.getDate())}_${pad(now.getHours())}${pad(now.getMinutes())}`;
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try {
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const response = await fetch('/upload_csv', {
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method: 'POST',
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body: formData
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});
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if (!response.ok) {
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const errorText = await response.text();
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throw new Error(`伺服器錯誤: ${response.status} - ${errorText}`);
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}
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// 取得 zip blob 並建立下載連結
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const zipBlob = await response.blob();
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const zipUrl = URL.createObjectURL(zipBlob);
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downloadAnchor.href = zipUrl;
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downloadAnchor.download = `${datetimeStr}_圓形鑰匙產生器.zip`; // zip 檔名加上日期時間
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statusDiv.textContent = '圖片已成功生成！請點擊下方連結下載壓縮檔。';
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downloadLinkDiv.style.display = 'block';
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downloadAnchor.click(); // 自動觸發下載
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} catch (error) {
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console.error('上傳或生成圖片失敗:', error);
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statusDiv.textContent = `生成圖片失敗: ${error.message || '未知錯誤'}`;
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}
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});
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document.getElementById('csvFile').addEventListener('change', function() {
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// 自動觸發表單提交
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document.getElementById('uploadForm').dispatchEvent(new Event('submit', {cancelable: true, bubbles: true}));
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});
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</script>
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</body>
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</html> |