Files
shorturl-analytics/app/api/events/utm/route.ts
2025-04-03 16:27:04 +08:00

117 lines
3.0 KiB
TypeScript

import { NextRequest, NextResponse } from 'next/server';
import clickhouse from '@/lib/clickhouse';
import type { ApiResponse } from '@/lib/types';
interface UtmData {
utm_value: string;
clicks: number;
visitors: number;
avg_time_spent: number;
bounces: number;
conversions: number;
}
// 格式化日期时间字符串为ClickHouse支持的格式
const formatDateTime = (dateStr: string): string => {
return dateStr.replace('T', ' ').replace('Z', '');
};
export async function GET(request: NextRequest) {
try {
const searchParams = request.nextUrl.searchParams;
// 获取过滤参数
const startTime = searchParams.get('startTime');
const endTime = searchParams.get('endTime');
const linkId = searchParams.get('linkId');
// 获取UTM类型参数
const utmType = searchParams.get('utmType') || 'source';
// 构建WHERE子句
let whereClause = '';
const conditions = [];
if (startTime) {
conditions.push(`event_time >= toDateTime('${formatDateTime(startTime)}')`);
}
if (endTime) {
conditions.push(`event_time <= toDateTime('${formatDateTime(endTime)}')`);
}
if (linkId) {
conditions.push(`link_id = '${linkId}'`);
}
if (conditions.length > 0) {
whereClause = `WHERE ${conditions.join(' AND ')}`;
}
// 确定要分组的UTM字段
let utmField;
switch (utmType) {
case 'source':
utmField = 'utm_source';
break;
case 'medium':
utmField = 'utm_medium';
break;
case 'campaign':
utmField = 'utm_campaign';
break;
case 'term':
utmField = 'utm_term';
break;
case 'content':
utmField = 'utm_content';
break;
default:
utmField = 'utm_source';
}
// 构建SQL查询
const query = `
SELECT
${utmField} AS utm_value,
COUNT(*) AS clicks,
uniqExact(visitor_id) AS visitors,
round(AVG(time_spent_sec), 2) AS avg_time_spent,
countIf(is_bounce = 1) AS bounces,
countIf(conversion_type IN ('visit', 'stay', 'interact', 'signup', 'subscription', 'purchase')) AS conversions
FROM shorturl_analytics.events
${whereClause}
${whereClause ? 'AND' : 'WHERE'} ${utmField} != ''
GROUP BY utm_value
ORDER BY clicks DESC
LIMIT 100
`;
// 执行查询
const result = await clickhouse.query({
query,
format: 'JSONEachRow',
});
// 获取查询结果
const rows = await result.json();
const data = rows as UtmData[];
// 返回数据
const response: ApiResponse<UtmData[]> = {
success: true,
data
};
return NextResponse.json(response);
} catch (error) {
console.error('Error fetching UTM data:', error);
const response: ApiResponse<null> = {
success: false,
error: error instanceof Error ? error.message : 'Unknown error occurred'
};
return NextResponse.json(response, { status: 500 });
}
}