29 lines
887 B
PHP
29 lines
887 B
PHP
<?php
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// 引入数据库连接文件
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require 'db_connect.php';
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// 获取请求参数
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$date = $_GET['date'];
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// 验证日期格式
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if (!preg_match('/^\d{4}-\d{2}-\d{2}$/', $date)) {
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echo json_encode(['error' => 'Invalid date format']);
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exit;
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}
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try {
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// 查询指定日期的总预约时长，只计算有效预约
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$sql = "SELECT SUM(duration) as total_duration FROM bookings WHERE DATE(start_time) = ? AND status NOT IN ('已完成', '已取消')";
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$stmt = $pdo->prepare($sql);
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$stmt->execute([$date]);
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$row = $stmt->fetch();
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// 获取总时长，如果没有预约则返回0
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$total_duration = $row['total_duration'] ? $row['total_duration'] : 0;
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// 返回结果
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echo json_encode(['total_duration' => $total_duration]);
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} catch (PDOException $e) {
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echo json_encode(['error' => 'Database query failed: ' . $e->getMessage()]);
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}
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