401 lines
14 KiB
HTML
401 lines
14 KiB
HTML
<!DOCTYPE html>
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<html lang="zh-CN">
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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>雨量计数据</title>
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<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
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<style>
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body {
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font-family: Arial, sans-serif;
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margin: 0;
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padding: 0;
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}
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.header {
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padding: 10px;
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text-align: center;
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border-bottom: 1px solid #ddd;
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}
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.container {
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max-width: 1200px;
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margin: 0 auto;
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padding: 15px;
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}
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.controls {
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display: flex;
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flex-wrap: wrap;
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gap: 10px;
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margin-bottom: 20px;
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padding: 10px;
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border: 1px solid #ddd;
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border-radius: 4px;
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background-color: #fff;
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}
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.control-group {
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display: flex;
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align-items: center;
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gap: 5px;
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}
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select, input, button {
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padding: 5px 10px;
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border: 1px solid #ddd;
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border-radius: 4px;
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font-size: 14px;
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}
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button {
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background-color: #007bff;
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color: white;
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border: none;
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cursor: pointer;
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transition: background-color 0.3s;
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}
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button:hover {
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background-color: #0056b3;
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}
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.chart-container {
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margin-bottom: 20px;
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border: 1px solid #ddd;
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border-radius: 4px;
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padding: 15px;
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background-color: #fff;
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}
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.table-container {
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overflow-x: auto;
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margin-top: 20px;
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border: 1px solid #ddd;
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border-radius: 4px;
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background-color: #fff;
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}
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table {
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width: 100%;
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border-collapse: collapse;
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}
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th, td {
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border: 1px solid #ddd;
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padding: 12px 8px;
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text-align: left;
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}
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th {
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background-color: #f8f9fa;
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font-weight: bold;
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}
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tr:nth-child(even) {
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background-color: #f9f9f9;
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}
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tr:hover {
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background-color: #f5f5f5;
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}
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@media (max-width: 768px) {
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.controls {
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flex-direction: column;
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}
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.control-group {
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width: 100%;
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}
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select, input {
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width: 100%;
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}
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}
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</style>
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</head>
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<body>
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<div class="header">
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<h1>雨量计数据</h1>
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</div>
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<div class="container">
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<div class="controls">
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<div class="control-group">
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<label for="interval">数据粒度:</label>
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<select id="interval">
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<option value="5min">5分钟</option>
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<option value="30min">30分钟</option>
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<option value="1hour" selected>1小时</option>
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</select>
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</div>
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<div class="control-group">
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<label for="startDate">开始时间:</label>
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<input type="datetime-local" id="startDate">
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</div>
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<div class="control-group">
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<label for="endDate">结束时间:</label>
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<input type="datetime-local" id="endDate">
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</div>
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<div class="control-group">
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<label for="adaptiveScale">自适应范围:</label>
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<input type="checkbox" id="adaptiveScale">
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</div>
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<div class="control-group">
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<button onclick="queryData()">查询</button>
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<button onclick="exportData()">导出数据</button>
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</div>
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</div>
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<div class="chart-container">
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<canvas id="mainChart"></canvas>
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</div>
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<div class="table-container">
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<table>
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<thead>
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<tr>
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<th>时间</th>
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<th>降雨量(mm)</th>
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<th>平均温度(℃)</th>
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<th>平均湿度(%)</th>
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<th>平均风速(m/s)</th>
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<th>大气压(hPa)</th>
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<th>太阳辐射(W/m²)</th>
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</tr>
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</thead>
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<tbody id="tableBody"></tbody>
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</table>
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</div>
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</div>
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<script>
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let mainChart = null;
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// 初始化日期选择器
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function initDatePickers() {
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// 获取当前北京时间（UTC+8）
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const now = new Date();
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// 设置开始时间为当天的0点（北京时间）
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const today = new Date(now);
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today.setHours(0, 0, 0, 0);
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document.getElementById('startDate').value = formatDateTime(today);
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document.getElementById('endDate').value = formatDateTime(now);
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}
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// 格式化日期时间为中国时区（UTC+8）
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function formatDateTime(date) {
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// 转换为ISO字符串，但不使用Z（表示UTC），而是使用+08:00表示中国时区
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const year = date.getFullYear();
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const month = (date.getMonth() + 1).toString().padStart(2, '0');
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const day = date.getDate().toString().padStart(2, '0');
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const hours = date.getHours().toString().padStart(2, '0');
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const minutes = date.getMinutes().toString().padStart(2, '0');
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return `${year}-${month}-${day}T${hours}:${minutes}`;
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}
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// 查询数据
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function queryData() {
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const interval = document.getElementById('interval').value;
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const startDate = document.getElementById('startDate').value;
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const endDate = document.getElementById('endDate').value;
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// 确保时间格式符合后端要求，添加本地时区信息
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const startDateTime = new Date(startDate).toISOString();
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const endDateTime = new Date(endDate).toISOString();
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fetch(`/api/data?interval=${interval}&start=${startDateTime}&end=${endDateTime}`)
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.then(response => response.json())
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.then(data => {
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updateChart(data);
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updateTable(data);
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})
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.catch(error => {
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console.error('Error:', error);
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alert('获取数据失败，请检查网络连接');
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});
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}
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// 更新图表
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function updateChart(data) {
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const ctx = document.getElementById('mainChart').getContext('2d');
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if (mainChart) {
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mainChart.destroy();
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}
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// 按时间正序排列数据（从早到晚）
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data.sort((a, b) => new Date(a.timestamp) - new Date(b.timestamp));
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const labels = data.map(item => {
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// 解析时间字符串为本地时间
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const date = new Date(item.timestamp);
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// 格式化为中文日期时间格式
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return date.getFullYear() + '/' +
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(date.getMonth() + 1).toString().padStart(2, '0') + '/' +
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date.getDate().toString().padStart(2, '0') + ' ' +
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date.getHours().toString().padStart(2, '0') + ':' +
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date.getMinutes().toString().padStart(2, '0');
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});
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// 是否使用自适应范围
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const useAdaptiveScale = document.getElementById('adaptiveScale').checked;
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// 计算降雨量和温度的范围
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let rainfallMin = 0;
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let rainfallMax = 50;
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let tempMin = -10;
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let tempMax = 40;
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if (useAdaptiveScale && data.length > 0) {
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// 找出温度的最小值和最大值，并添加一些边距
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const temps = data.map(item => item.avg_temperature);
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tempMin = Math.floor(Math.min(...temps) - 5);
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tempMax = Math.ceil(Math.max(...temps) + 5);
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// 找出降雨量的最大值，并添加一些边距
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const rainfalls = data.map(item => item.rainfall);
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rainfallMax = Math.ceil(Math.max(...rainfalls) * 1.2) || 10; // 如果最大值是0，则默认为10
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}
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mainChart = new Chart(ctx, {
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data: {
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labels: labels,
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datasets: [
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{
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type: 'bar',
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label: '降雨量(mm)',
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data: data.map(item => item.rainfall),
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backgroundColor: 'rgba(54, 162, 235, 0.5)',
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borderColor: 'rgba(54, 162, 235, 1)',
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borderWidth: 1,
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yAxisID: 'y-rainfall',
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},
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{
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type: 'line',
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label: '温度(℃)',
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data: data.map(item => item.avg_temperature),
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borderColor: 'rgb(255, 99, 132)',
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backgroundColor: 'rgba(255, 99, 132, 0.5)',
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tension: 0.1,
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yAxisID: 'y-temp',
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}
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]
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},
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options: {
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responsive: true,
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interaction: {
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mode: 'index',
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intersect: false,
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},
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scales: {
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'y-rainfall': {
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type: 'linear',
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position: 'left',
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title: {
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display: true,
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text: '降雨量(mm)'
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},
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grid: {
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drawOnChartArea: false
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},
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// 设置降雨量的范围
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min: rainfallMin,
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max: rainfallMax,
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suggestedMax: Math.min(10, rainfallMax)
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},
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'y-temp': {
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type: 'linear',
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position: 'right',
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title: {
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display: true,
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text: '温度(℃)'
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},
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// 设置温度的范围
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min: tempMin,
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max: tempMax,
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suggestedMin: Math.max(0, tempMin),
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suggestedMax: Math.min(30, tempMax)
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}
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}
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}
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});
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}
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// 更新表格
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function updateTable(data) {
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const tbody = document.getElementById('tableBody');
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tbody.innerHTML = '';
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// 数据在updateChart中已经排序，这里不需要重复排序
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data.forEach(item => {
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const row = document.createElement('tr');
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// 解析时间字符串为本地时间
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const date = new Date(item.timestamp);
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const formattedDate =
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date.getFullYear() + '/' +
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(date.getMonth() + 1).toString().padStart(2, '0') + '/' +
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date.getDate().toString().padStart(2, '0') + ' ' +
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date.getHours().toString().padStart(2, '0') + ':' +
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date.getMinutes().toString().padStart(2, '0') + ':' +
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date.getSeconds().toString().padStart(2, '0');
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row.innerHTML = `
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<td>${formattedDate}</td>
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<td>${item.rainfall.toFixed(1)}</td>
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<td>${item.avg_temperature.toFixed(1)}</td>
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<td>${item.avg_humidity.toFixed(1)}</td>
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<td>${item.avg_wind_speed.toFixed(1)}</td>
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<td>${item.atm_pressure ? (item.atm_pressure/10).toFixed(1) : 'N/A'}</td>
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<td>${item.solar_radiation ? (item.solar_radiation/10).toFixed(1) : 'N/A'}</td>
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`;
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tbody.appendChild(row);
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});
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}
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// 导出数据
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function exportData() {
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// 从表格中获取完整数据
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const tableRows = document.querySelectorAll('#tableBody tr');
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let csv = '时间,降雨量(mm),温度(℃),湿度(%),风速(m/s),大气压(hPa),太阳辐射(W/m²)\n';
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tableRows.forEach(row => {
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const cells = row.querySelectorAll('td');
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const rowData = [
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cells[0].textContent, // 时间
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cells[1].textContent, // 降雨量
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cells[2].textContent, // 温度
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cells[3].textContent, // 湿度
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cells[4].textContent, // 风速
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cells[5].textContent, // 大气压
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cells[6].textContent // 太阳辐射
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];
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csv += rowData.join(',') + '\n';
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});
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const blob = new Blob([csv], { type: 'text/csv;charset=utf-8;' });
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const link = document.createElement('a');
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link.href = URL.createObjectURL(blob);
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link.download = '雨量计数据.csv';
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link.click();
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}
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// 页面加载完成后初始化
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document.addEventListener('DOMContentLoaded', function() {
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initDatePickers();
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queryData();
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});
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</script>
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</body>
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</html> |