<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Excel 数据处理工具</title>
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@4.5.2/dist/css/bootstrap.min.css" rel="stylesheet">
    <style>
        body {
            padding: 20px;
        }
        .progress-container {
            position: relative;
            width: 100%;
            height: 20px;
            background-color: #f3f3f3;
            border-radius: 10px;
            overflow: hidden;
            margin-top: 10px;
        }
        .progress-bar {
            height: 100%;
            width: 0;
            background-color: #4caf50;
            border-radius: 10px;
            transition: width 0.3s ease-in-out;
        }
        .progress-text {
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            font-size: 14px;
            color: #333;
            line-height: 20px;
            font-weight: bold;
            white-space: nowrap;
        }
    </style>
</head>
<body>
    <div class="container">
        <h1 class="text-center">Excel 数据处理工具</h1>
        <div class="row">
            <div class="col-md-6 offset-md-3">
                <div class="form-group">
                    <label for="fileInput">上传Excel或CSV文件</label>
                    <input type="file" class="form-control-file" id="fileInput" accept=".xlsx, .xls, .csv">
                </div>
                <div class="form-group">
                    <label for="sheetSelect">选择工作表</label>
                    <select class="form-control" id="sheetSelect"></select>
                </div>
                <button class="btn btn-primary" id="processButton">处理数据</button>
                <div class="progress-container">
                    <div class="progress-bar" id="progress-bar"></div>
                    <span class="progress-text" id="progress-text">0%</span>
                </div>
            </div>
        </div>
    </div>

    <script src="https://unpkg.com/xlsx/dist/xlsx.full.min.js"></script>
    <script>
        document.addEventListener('DOMContentLoaded', function() {
            const fileInput = document.getElementById('fileInput');
            const sheetSelect = document.getElementById('sheetSelect');
            const processButton = document.getElementById('processButton');
            const progressBar = document.getElementById('progress-bar');
            const progressText = document.getElementById('progress-text');

            fileInput.addEventListener('change', function(event) {
                const file = event.target.files[0];
                if (file) {
                    const reader = new FileReader();
                    reader.onload = function(e) {
                        const data = e.target.result;
                        const workbook = XLSX.read(data, { type: 'binary' });
                        sheetSelect.innerHTML = '';
                        workbook.SheetNames.forEach(sheetName => {
                            const option = document.createElement('option');
                            option.value = sheetName;
                            option.text = sheetName;
                            sheetSelect.appendChild(option);
                        });
                        processButton.disabled = false;
                    };
                    reader.readAsBinaryString(file);
                }
            });

            processButton.addEventListener('click', function() {
                const file = fileInput.files[0];
                const sheetName = sheetSelect.value;
                const reader = new FileReader();
                reader.onload = function(e) {
                    const data = e.target.result;
                    const workbook = XLSX.read(data, { type: 'binary' });
                    const worksheet = workbook.Sheets[sheetName];
                    const jsonData = XLSX.utils.sheet_to_json(worksheet, { header: 1 });

                    // 定义需要导出的列号
                    const colList = [2, 5, 6, 7, 8, 9, 11, 12, 13, 16, 18, 19, 20, 22, 27, 28, 29, 30, 31, 40, 51];
                    const insertProvince = "陕西省";
                    const insertCity = "宝鸡市";

                    // 处理数据
                    const processedData = [];
                    const headers = jsonData[0]; // 获取表头
                    const newHeaders = [];

                    headers.forEach((header, colIndex) => {
                        if (colList.includes(colIndex + 1)) {
                            if (colIndex + 1 === 16) {
                                // 拆分第16列标题
                                newHeaders.push(header + "1");
                                newHeaders.push(header + "2");
                                newHeaders.push(header + "3");
                            } else if (colIndex + 1 === 18) {
                                // 在“问题区域”列前插入两列
                                newHeaders.push("省");
                                newHeaders.push("市");
                                newHeaders.push(header);
                            } else {
                                newHeaders.push(header);
                            }
                        }
                    });

                    processedData.push(newHeaders); // 添加新的表头

                    const totalRows = jsonData.length - 1; // 总行数(不包括表头)
                    let processedRows = 0;

                    jsonData.slice(1).forEach((row) => {
                        const newRow = [];
                        colList.forEach((colIndex) => {
                            if (colIndex === 16) {
                                // 拆分第16列数据
                                const splitData = (row[colIndex - 1] || '').split('-');
                                // 确保拆分后的单元格数量固定为3,不足部分用空字符串填充
                                const paddedSplitData = splitData.concat(new Array(3 - splitData.length).fill(''));
                                newRow.push(...paddedSplitData);
                            } else if (colIndex === 18) {
                                // 在“问题区域”列前插入两列
                                newRow.push(insertProvince);
                                newRow.push(insertCity);
                                newRow.push(row[colIndex - 1]);
                            } else if (colIndex === 9 || colIndex === 27) {
                                // 处理第9列和第27列(日期时间列),确保导出时保持日期时间格式
                                if (typeof row[colIndex - 1] === 'number') {
                                    const date = new Date(Math.round((row[colIndex - 1] - 25569) * 86400000)); // 转换为JavaScript日期
                                    newRow.push(date.toISOString().split('T')[0] + ' ' + date.toTimeString().split(' ')[0]);
                                } else {
                                    newRow.push(row[colIndex - 1]);
                                }
                            } else {
                                // 替换特定内容
                                newRow.push(row[colIndex - 1] === "陕西省12313分中心" ? "12313" : row[colIndex - 1]);
                            }
                        });
                        processedData.push(newRow);

                        // 更新进度条
                        processedRows++;
                        const percentage = Math.round((processedRows / totalRows) * 100);
                        progressBar.style.width = `${percentage}%`;
                        progressText.textContent = `${percentage}%`;
                    });

                    // 创建新的工作簿并添加处理后的数据
                    const newWorksheet = XLSX.utils.aoa_to_sheet(processedData);
                    const newWorkbook = XLSX.utils.book_new();
                    XLSX.utils.book_append_sheet(newWorkbook, newWorksheet, 'ProcessedData');

                    // 保存文件
                    XLSX.writeFile(newWorkbook, 'ProcessedData.xlsx');

                    // 更新进度条为100%完成
                    progressBar.style.width = '100%';
                    progressText.textContent = '100% 完成';
                };
                reader.readAsBinaryString(file);
            });
        });
    </script>
</body>
</html>