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v1.3.4: 통계 확장(체류·스크롤·실시간 접속자)

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- 031 마이그레이션: 체류·스크롤 집계, analytics_active_sessions
- heartbeat API, 관리자 realtime API, 클라이언트 heartbeat
- 대시보드: 현재 접속자 목록(로그인 닉네임·아바타), 참여 지표
This commit is contained in:
zenn
2026-05-20 12:26:39 +09:00
parent 3623305119
commit abb77dbb4d
13 changed files with 935 additions and 53 deletions
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358
server/repositories/analytics-repository.js
View File

@@ -1,9 +1,16 @@
import {
ANALYTICS_ACTIVE_SESSION_TTL_SECONDS,
ANALYTICS_ENGAGED_MIN_SECONDS,
clampAnalyticsDurationSeconds,
clampAnalyticsScrollRatio,
createDailyVisitorHash,
getAnalyticsDayKey
createRealtimeSessionHash,
getAnalyticsDayKey,
getNewScrollBucketColumns
} from '../../lib/analytics.js'
import { getPostgresClient } from './postgres-client.js'
import { getRuntimeEnvValue } from '../utils/runtime-env.js'
import { getMemberSession } from '../utils/member-auth.js'
/**
* 통계 해시용 시크릿을 반환한다.
@@ -165,6 +172,197 @@ export const createVisitorHashFromEvent = (event) => {
})
}
/**
* heartbeat용 실시간 세션 해시를 만든다.
* @param {import('h3').H3Event} event - H3 이벤트
* @param {string} clientSessionId - 탭 단위 클라이언트 세션 ID
* @returns {string} session hash
*/
export const createSessionHashFromEvent = (event, clientSessionId) => {
return createRealtimeSessionHash({
clientSessionId: String(clientSessionId || '').trim(),
visitorHash: createVisitorHashFromEvent(event),
secret: getAnalyticsHashSecret()
})
}
/**
* 만료된 실시간 세션 행을 정리한다.
* @param {import('postgres').Sql} sql - DB 클라이언트
* @returns {Promise<void>}
*/
const purgeStaleActiveSessions = async (sql) => {
await sql`
DELETE FROM analytics_active_sessions
WHERE last_seen_at < now() - (${ANALYTICS_ACTIVE_SESSION_TTL_SECONDS} * interval '1 second')
`
}
/**
* 스크롤 구간 카운터를 증가시킨다.
* @param {import('postgres').Sql} sql - DB 클라이언트
* @param {string} day - YYYY-MM-DD
* @param {string} postId - 게시물 ID
* @param {Array<'scroll_25' | 'scroll_50' | 'scroll_75' | 'scroll_100'>} columns - 구간 컬럼
* @returns {Promise<void>}
*/
const incrementPostScrollBuckets = async (sql, day, postId, columns) => {
if (!columns.length) {
return
}
await ensurePostDailyRow(sql, day, postId)
for (const column of columns) {
if (column === 'scroll_25') {
await sql`
UPDATE post_analytics_daily
SET scroll_25 = scroll_25 + 1
WHERE day = ${day}
AND post_id = ${postId}
`
} else if (column === 'scroll_50') {
await sql`
UPDATE post_analytics_daily
SET scroll_50 = scroll_50 + 1
WHERE day = ${day}
AND post_id = ${postId}
`
} else if (column === 'scroll_75') {
await sql`
UPDATE post_analytics_daily
SET scroll_75 = scroll_75 + 1
WHERE day = ${day}
AND post_id = ${postId}
`
} else if (column === 'scroll_100') {
await sql`
UPDATE post_analytics_daily
SET scroll_100 = scroll_100 + 1
WHERE day = ${day}
AND post_id = ${postId}
`
}
}
}
/**
* heartbeat·체류·스크롤·실시간 세션을 기록한다.
* @param {{ event: import('h3').H3Event, sessionHash: string, path: string, postId?: string | null, postSlug?: string, durationSeconds: number, maxScrollRatio: number }} input - 기록 입력
* @returns {Promise<{ ok: true }>}
*/
export const recordAnalyticsHeartbeat = async (input) => {
const sql = getPostgresClient()
if (!sql) {
return { ok: true }
}
const day = getAnalyticsDayKey()
const sessionHash = input.sessionHash
const path = input.path
const postId = input.postId || null
const postSlug = input.postSlug || ''
const durationSeconds = clampAnalyticsDurationSeconds(input.durationSeconds)
const maxScrollRatio = clampAnalyticsScrollRatio(input.maxScrollRatio)
const memberSession = getMemberSession(input.event)
const userId = memberSession?.userId || null
const previousRows = await sql`
SELECT duration_seconds, max_scroll_ratio
FROM analytics_active_sessions
WHERE session_hash = ${sessionHash}
LIMIT 1
`
const previousDuration = Number(previousRows[0]?.duration_seconds || 0)
const previousScrollRatio = Number(previousRows[0]?.max_scroll_ratio || 0)
const durationDelta = Math.max(0, durationSeconds - previousDuration)
const scrollBuckets = getNewScrollBucketColumns(previousScrollRatio, maxScrollRatio)
await sql`
INSERT INTO analytics_active_sessions (
session_hash,
user_id,
path,
post_id,
post_slug,
duration_seconds,
max_scroll_ratio
)
VALUES (
${sessionHash},
${userId},
${path},
${postId},
${postSlug},
${durationSeconds},
${maxScrollRatio}
)
ON CONFLICT (session_hash) DO UPDATE
SET
user_id = COALESCE(EXCLUDED.user_id, analytics_active_sessions.user_id),
path = EXCLUDED.path,
post_id = EXCLUDED.post_id,
post_slug = EXCLUDED.post_slug,
duration_seconds = GREATEST(analytics_active_sessions.duration_seconds, EXCLUDED.duration_seconds),
max_scroll_ratio = GREATEST(analytics_active_sessions.max_scroll_ratio, EXCLUDED.max_scroll_ratio),
last_seen_at = now()
`
if (durationDelta > 0) {
await ensureSiteDailyRow(sql, day)
await sql`
UPDATE site_analytics_daily
SET total_engaged_seconds = total_engaged_seconds + ${durationDelta}
WHERE day = ${day}
`
const wasSiteEngaged = previousDuration >= ANALYTICS_ENGAGED_MIN_SECONDS
const isSiteEngaged = durationSeconds >= ANALYTICS_ENGAGED_MIN_SECONDS
if (!wasSiteEngaged && isSiteEngaged) {
await sql`
UPDATE site_analytics_daily
SET engaged_views = engaged_views + 1
WHERE day = ${day}
`
}
}
if (postId && (durationDelta > 0 || scrollBuckets.length)) {
await ensurePostDailyRow(sql, day, postId)
if (durationDelta > 0) {
await sql`
UPDATE post_analytics_daily
SET total_engaged_seconds = total_engaged_seconds + ${durationDelta}
WHERE day = ${day}
AND post_id = ${postId}
`
const wasPostEngaged = previousDuration >= ANALYTICS_ENGAGED_MIN_SECONDS
const isPostEngaged = durationSeconds >= ANALYTICS_ENGAGED_MIN_SECONDS
if (!wasPostEngaged && isPostEngaged) {
await sql`
UPDATE post_analytics_daily
SET engaged_views = engaged_views + 1
WHERE day = ${day}
AND post_id = ${postId}
`
}
}
await incrementPostScrollBuckets(sql, day, postId, scrollBuckets)
}
await purgeStaleActiveSessions(sql)
return { ok: true }
}
/**
* 통계 요약을 조회한다.
* @param {{ days?: number }} [options] - 조회 옵션
@@ -179,14 +377,19 @@ export const getAnalyticsSummary = async (options = {}) => {
todayVisitors: 0,
visitorsLast7Days: 0,
pageViewsLast30Days: 0,
onlineNow: 0,
loggedInNow: 0,
avgEngagedSeconds: 0,
scroll50Reach: 0,
days
}
}
const today = getAnalyticsDayKey()
await purgeStaleActiveSessions(sql)
const todayRows = await sql`
SELECT visitors, page_views
SELECT visitors, page_views, engaged_views, total_engaged_seconds
FROM site_analytics_daily
WHERE day = ${today}::date
LIMIT 1
@@ -204,14 +407,131 @@ export const getAnalyticsSummary = async (options = {}) => {
WHERE day >= (${today}::date - 29)
`
const engagementRows = await sql`
SELECT
COALESCE(SUM(total_engaged_seconds), 0)::int AS total_engaged_seconds,
COALESCE(SUM(engaged_views), 0)::int AS engaged_views
FROM site_analytics_daily
WHERE day >= (${today}::date - ${days - 1})
`
const scrollRows = await sql`
SELECT COALESCE(SUM(scroll_50), 0)::int AS scroll_50
FROM post_analytics_daily
WHERE day >= (${today}::date - ${days - 1})
`
const onlineRows = await sql`
SELECT
COUNT(*)::int AS online_now,
COUNT(*) FILTER (WHERE user_id IS NOT NULL)::int AS logged_in_now
FROM analytics_active_sessions
WHERE last_seen_at >= now() - (${ANALYTICS_ACTIVE_SESSION_TTL_SECONDS} * interval '1 second')
`
const engagedViews = Number(engagementRows[0]?.engaged_views || 0)
const totalEngagedSeconds = Number(engagementRows[0]?.total_engaged_seconds || 0)
return {
todayVisitors: Number(todayRows[0]?.visitors || 0),
visitorsLast7Days: Number(last7Rows[0]?.visitors || 0),
pageViewsLast30Days: Number(pageViewRows[0]?.page_views || 0),
onlineNow: Number(onlineRows[0]?.online_now || 0),
loggedInNow: Number(onlineRows[0]?.logged_in_now || 0),
avgEngagedSeconds: engagedViews > 0
? Math.round(totalEngagedSeconds / engagedViews)
: 0,
scroll50Reach: Number(scrollRows[0]?.scroll_50 || 0),
days
}
}
/**
* 실시간 접속 요약을 조회한다.
* @returns {Promise<Object>} 실시간 요약
*/
export const getAnalyticsRealtimeSummary = async () => {
const sql = getPostgresClient()
if (!sql) {
return {
onlineNow: 0,
loggedInNow: 0,
anonymousNow: 0
}
}
await purgeStaleActiveSessions(sql)
const rows = await sql`
SELECT
COUNT(*)::int AS online_now,
COUNT(*) FILTER (WHERE user_id IS NOT NULL)::int AS logged_in_now
FROM analytics_active_sessions
WHERE last_seen_at >= now() - (${ANALYTICS_ACTIVE_SESSION_TTL_SECONDS} * interval '1 second')
`
const onlineNow = Number(rows[0]?.online_now || 0)
const loggedInNow = Number(rows[0]?.logged_in_now || 0)
return {
onlineNow,
loggedInNow,
anonymousNow: Math.max(onlineNow - loggedInNow, 0)
}
}
/**
* 현재 접속 중인 세션 목록을 조회한다.
* @param {{ limit?: number }} [options] - 조회 옵션
* @returns {Promise<Array<Object>>} 접속자 목록
*/
export const getAnalyticsActiveSessions = async (options = {}) => {
const sql = getPostgresClient()
const limit = Math.min(Math.max(Number(options.limit) || 20, 1), 50)
if (!sql) {
return []
}
await purgeStaleActiveSessions(sql)
const rows = await sql`
SELECT
analytics_active_sessions.session_hash,
analytics_active_sessions.path,
analytics_active_sessions.post_slug,
analytics_active_sessions.duration_seconds,
analytics_active_sessions.max_scroll_ratio,
analytics_active_sessions.last_seen_at,
users.id AS user_id,
users.username,
users.avatar_url
FROM analytics_active_sessions
LEFT JOIN users ON users.id = analytics_active_sessions.user_id
WHERE analytics_active_sessions.last_seen_at >= now() - (${ANALYTICS_ACTIVE_SESSION_TTL_SECONDS} * interval '1 second')
ORDER BY analytics_active_sessions.last_seen_at DESC
LIMIT ${limit}
`
return rows.map((row) => ({
sessionHash: row.session_hash,
path: row.path,
postSlug: row.post_slug || '',
durationSeconds: Number(row.duration_seconds || 0),
maxScrollRatio: Number(row.max_scroll_ratio || 0),
lastSeenAt: row.last_seen_at ? new Date(row.last_seen_at).toISOString() : null,
isLoggedIn: Boolean(row.user_id),
user: row.user_id
? {
id: row.user_id,
username: row.username,
avatarUrl: row.avatar_url || ''
}
: null
}))
}
/**
* 인기 게시물 통계를 조회한다.
* @param {{ days?: number, limit?: number }} [options] - 조회 옵션
@@ -235,7 +555,12 @@ export const getAnalyticsTopPosts = async (options = {}) => {
posts.slug,
COALESCE(SUM(post_analytics_daily.views), 0)::int AS views,
COALESCE(SUM(post_analytics_daily.reads), 0)::int AS reads,
COALESCE(SUM(post_analytics_daily.visitors), 0)::int AS visitors
COALESCE(SUM(post_analytics_daily.visitors), 0)::int AS visitors,
COALESCE(SUM(post_analytics_daily.engaged_views), 0)::int AS engaged_views,
COALESCE(SUM(post_analytics_daily.total_engaged_seconds), 0)::int AS total_engaged_seconds,
COALESCE(SUM(post_analytics_daily.scroll_50), 0)::int AS scroll_50,
COALESCE(SUM(post_analytics_daily.scroll_75), 0)::int AS scroll_75,
COALESCE(SUM(post_analytics_daily.scroll_100), 0)::int AS scroll_100
FROM post_analytics_daily
INNER JOIN posts ON posts.id = post_analytics_daily.post_id
WHERE post_analytics_daily.day >= (${today}::date - ${days - 1})
@@ -244,12 +569,23 @@ export const getAnalyticsTopPosts = async (options = {}) => {
LIMIT ${limit}
`
return rows.map((row) => ({
id: row.id,
title: row.title,
slug: row.slug,
views: Number(row.views || 0),
reads: Number(row.reads || 0),
visitors: Number(row.visitors || 0)
}))
return rows.map((row) => {
const engagedViews = Number(row.engaged_views || 0)
const totalEngagedSeconds = Number(row.total_engaged_seconds || 0)
return {
id: row.id,
title: row.title,
slug: row.slug,
views: Number(row.views || 0),
reads: Number(row.reads || 0),
visitors: Number(row.visitors || 0),
avgEngagedSeconds: engagedViews > 0
? Math.round(totalEngagedSeconds / engagedViews)
: 0,
scroll50: Number(row.scroll_50 || 0),
scroll75: Number(row.scroll_75 || 0),
scroll100: Number(row.scroll_100 || 0)
}
})
}