mirror of
https://github.com/hellodigua/ChatLab.git
synced 2026-04-23 09:42:59 +08:00
335 lines
10 KiB
TypeScript
335 lines
10 KiB
TypeScript
/**
|
||
* 复读分析 + 口头禅分析模块
|
||
*/
|
||
|
||
import { openDatabase, buildTimeFilter, type TimeFilter } from '../../core'
|
||
|
||
// ==================== 复读分析 ====================
|
||
|
||
/**
|
||
* 获取复读分析数据
|
||
*/
|
||
export function getRepeatAnalysis(sessionId: string, filter?: TimeFilter): any {
|
||
const db = openDatabase(sessionId)
|
||
const emptyResult = {
|
||
originators: [],
|
||
initiators: [],
|
||
breakers: [],
|
||
originatorRates: [],
|
||
initiatorRates: [],
|
||
breakerRates: [],
|
||
chainLengthDistribution: [],
|
||
hotContents: [],
|
||
avgChainLength: 0,
|
||
totalRepeatChains: 0,
|
||
}
|
||
|
||
if (!db) return emptyResult
|
||
|
||
const { clause, params } = buildTimeFilter(filter)
|
||
|
||
let whereClause = clause
|
||
if (whereClause.includes('WHERE')) {
|
||
whereClause +=
|
||
" AND COALESCE(m.account_name, '') != '系统消息' AND msg.type = 0 AND msg.content IS NOT NULL AND TRIM(msg.content) != ''"
|
||
} else {
|
||
whereClause =
|
||
" WHERE COALESCE(m.account_name, '') != '系统消息' AND msg.type = 0 AND msg.content IS NOT NULL AND TRIM(msg.content) != ''"
|
||
}
|
||
|
||
const messages = db
|
||
.prepare(
|
||
`
|
||
SELECT
|
||
msg.id,
|
||
msg.sender_id as senderId,
|
||
msg.content,
|
||
msg.ts,
|
||
m.platform_id as platformId,
|
||
COALESCE(m.group_nickname, m.account_name, m.platform_id) as name
|
||
FROM message msg
|
||
JOIN member m ON msg.sender_id = m.id
|
||
${whereClause}
|
||
ORDER BY msg.ts ASC, msg.id ASC
|
||
`
|
||
)
|
||
.all(...params) as Array<{
|
||
id: number
|
||
senderId: number
|
||
content: string
|
||
ts: number
|
||
platformId: string
|
||
name: string
|
||
}>
|
||
|
||
const originatorCount = new Map<number, number>()
|
||
const initiatorCount = new Map<number, number>()
|
||
const breakerCount = new Map<number, number>()
|
||
const memberMessageCount = new Map<number, number>()
|
||
const memberInfo = new Map<number, { platformId: string; name: string }>()
|
||
const chainLengthCount = new Map<number, number>()
|
||
const contentStats = new Map<
|
||
string,
|
||
{ count: number; maxChainLength: number; originatorId: number; lastTs: number; firstMessageId: number }
|
||
>()
|
||
|
||
let currentContent: string | null = null
|
||
let repeatChain: Array<{ id: number; senderId: number; content: string; ts: number }> = []
|
||
let totalRepeatChains = 0
|
||
let totalChainLength = 0
|
||
|
||
const fastestRepeaterStats = new Map<number, { totalDiff: number; count: number }>()
|
||
|
||
const processRepeatChain = (chain: Array<{ id: number; senderId: number; content: string; ts: number }>, breakerId?: number) => {
|
||
if (chain.length < 3) return
|
||
|
||
totalRepeatChains++
|
||
const chainLength = chain.length
|
||
totalChainLength += chainLength
|
||
|
||
const originatorId = chain[0].senderId
|
||
originatorCount.set(originatorId, (originatorCount.get(originatorId) || 0) + 1)
|
||
|
||
const initiatorId = chain[1].senderId
|
||
initiatorCount.set(initiatorId, (initiatorCount.get(initiatorId) || 0) + 1)
|
||
|
||
if (breakerId !== undefined) {
|
||
breakerCount.set(breakerId, (breakerCount.get(breakerId) || 0) + 1)
|
||
}
|
||
|
||
chainLengthCount.set(chainLength, (chainLengthCount.get(chainLength) || 0) + 1)
|
||
|
||
const content = chain[0].content
|
||
const chainTs = chain[0].ts
|
||
const firstMsgId = chain[0].id
|
||
const existing = contentStats.get(content)
|
||
if (existing) {
|
||
existing.count++
|
||
existing.lastTs = Math.max(existing.lastTs, chainTs)
|
||
if (chainLength > existing.maxChainLength) {
|
||
existing.maxChainLength = chainLength
|
||
existing.originatorId = originatorId
|
||
existing.firstMessageId = firstMsgId
|
||
}
|
||
} else {
|
||
contentStats.set(content, { count: 1, maxChainLength: chainLength, originatorId, lastTs: chainTs, firstMessageId: firstMsgId })
|
||
}
|
||
|
||
// 计算反应时间 (Fastest Follower)
|
||
// 从第二个消息开始，计算与前一条消息的时间差
|
||
for (let i = 1; i < chain.length; i++) {
|
||
const currentMsg = chain[i]
|
||
const prevMsg = chain[i - 1]
|
||
const diff = (currentMsg.ts - prevMsg.ts) * 1000 // 毫秒
|
||
|
||
// 只统计 20 秒内的复读，排除间隔过久的"伪复读"
|
||
if (diff <= 20 * 1000) {
|
||
if (!fastestRepeaterStats.has(currentMsg.senderId)) {
|
||
fastestRepeaterStats.set(currentMsg.senderId, { totalDiff: 0, count: 0 })
|
||
}
|
||
const stats = fastestRepeaterStats.get(currentMsg.senderId)!
|
||
stats.totalDiff += diff
|
||
stats.count++
|
||
}
|
||
}
|
||
}
|
||
|
||
for (const msg of messages) {
|
||
if (!memberInfo.has(msg.senderId)) {
|
||
memberInfo.set(msg.senderId, { platformId: msg.platformId, name: msg.name })
|
||
}
|
||
|
||
memberMessageCount.set(msg.senderId, (memberMessageCount.get(msg.senderId) || 0) + 1)
|
||
|
||
const content = msg.content.trim()
|
||
|
||
if (content === currentContent) {
|
||
const lastSender = repeatChain[repeatChain.length - 1]?.senderId
|
||
if (lastSender !== msg.senderId) {
|
||
repeatChain.push({ id: msg.id, senderId: msg.senderId, content, ts: msg.ts })
|
||
}
|
||
} else {
|
||
processRepeatChain(repeatChain, msg.senderId)
|
||
|
||
currentContent = content
|
||
repeatChain = [{ id: msg.id, senderId: msg.senderId, content, ts: msg.ts }]
|
||
}
|
||
}
|
||
|
||
processRepeatChain(repeatChain)
|
||
|
||
const buildRankList = (countMap: Map<number, number>, total: number): any[] => {
|
||
const items: any[] = []
|
||
for (const [memberId, count] of countMap.entries()) {
|
||
const info = memberInfo.get(memberId)
|
||
if (info) {
|
||
items.push({
|
||
memberId,
|
||
platformId: info.platformId,
|
||
name: info.name,
|
||
count,
|
||
percentage: total > 0 ? Math.round((count / total) * 10000) / 100 : 0,
|
||
})
|
||
}
|
||
}
|
||
return items.sort((a, b) => b.count - a.count)
|
||
}
|
||
|
||
const buildRateList = (countMap: Map<number, number>): any[] => {
|
||
const items: any[] = []
|
||
for (const [memberId, count] of countMap.entries()) {
|
||
const info = memberInfo.get(memberId)
|
||
const totalMessages = memberMessageCount.get(memberId) || 0
|
||
if (info && totalMessages > 0) {
|
||
items.push({
|
||
memberId,
|
||
platformId: info.platformId,
|
||
name: info.name,
|
||
count,
|
||
totalMessages,
|
||
rate: Math.round((count / totalMessages) * 10000) / 100,
|
||
})
|
||
}
|
||
}
|
||
return items.sort((a, b) => b.rate - a.rate)
|
||
}
|
||
|
||
const buildFastestList = (): any[] => {
|
||
const items: any[] = []
|
||
for (const [memberId, stats] of fastestRepeaterStats.entries()) {
|
||
// 过滤掉偶尔复读的人，至少参与5次复读才统计，避免数据偏差
|
||
if (stats.count < 5) continue
|
||
|
||
const info = memberInfo.get(memberId)
|
||
if (info) {
|
||
items.push({
|
||
memberId,
|
||
platformId: info.platformId,
|
||
name: info.name,
|
||
count: stats.count,
|
||
avgTimeDiff: Math.round(stats.totalDiff / stats.count),
|
||
})
|
||
}
|
||
}
|
||
return items.sort((a, b) => a.avgTimeDiff - b.avgTimeDiff) // 越快越好
|
||
}
|
||
|
||
const chainLengthDistribution: any[] = []
|
||
for (const [length, count] of chainLengthCount.entries()) {
|
||
chainLengthDistribution.push({ length, count })
|
||
}
|
||
chainLengthDistribution.sort((a, b) => a.length - b.length)
|
||
|
||
const hotContents: any[] = []
|
||
for (const [content, stats] of contentStats.entries()) {
|
||
const originatorInfo = memberInfo.get(stats.originatorId)
|
||
hotContents.push({
|
||
content,
|
||
count: stats.count,
|
||
maxChainLength: stats.maxChainLength,
|
||
originatorName: originatorInfo?.name || '未知',
|
||
lastTs: stats.lastTs,
|
||
firstMessageId: stats.firstMessageId,
|
||
})
|
||
}
|
||
hotContents.sort((a, b) => b.maxChainLength - a.maxChainLength)
|
||
const top50HotContents = hotContents.slice(0, 100)
|
||
|
||
return {
|
||
originators: buildRankList(originatorCount, totalRepeatChains),
|
||
initiators: buildRankList(initiatorCount, totalRepeatChains),
|
||
breakers: buildRankList(breakerCount, totalRepeatChains),
|
||
fastestRepeaters: buildFastestList(),
|
||
originatorRates: buildRateList(originatorCount),
|
||
initiatorRates: buildRateList(initiatorCount),
|
||
breakerRates: buildRateList(breakerCount),
|
||
chainLengthDistribution,
|
||
hotContents: top50HotContents,
|
||
avgChainLength: totalRepeatChains > 0 ? Math.round((totalChainLength / totalRepeatChains) * 100) / 100 : 0,
|
||
totalRepeatChains,
|
||
}
|
||
}
|
||
|
||
// ==================== 口头禅分析 ====================
|
||
|
||
/**
|
||
* 获取口头禅分析数据
|
||
*/
|
||
export function getCatchphraseAnalysis(sessionId: string, filter?: TimeFilter): any {
|
||
const db = openDatabase(sessionId)
|
||
if (!db) return { members: [] }
|
||
|
||
const { clause, params } = buildTimeFilter(filter)
|
||
|
||
let whereClause = clause
|
||
if (whereClause.includes('WHERE')) {
|
||
whereClause +=
|
||
" AND COALESCE(m.account_name, '') != '系统消息' AND msg.type = 0 AND msg.content IS NOT NULL AND LENGTH(TRIM(msg.content)) >= 2"
|
||
} else {
|
||
whereClause =
|
||
" WHERE COALESCE(m.account_name, '') != '系统消息' AND msg.type = 0 AND msg.content IS NOT NULL AND LENGTH(TRIM(msg.content)) >= 2"
|
||
}
|
||
|
||
const rows = db
|
||
.prepare(
|
||
`
|
||
SELECT
|
||
m.id as memberId,
|
||
m.platform_id as platformId,
|
||
COALESCE(m.group_nickname, m.account_name, m.platform_id) as name,
|
||
TRIM(msg.content) as content,
|
||
COUNT(*) as count
|
||
FROM message msg
|
||
JOIN member m ON msg.sender_id = m.id
|
||
${whereClause}
|
||
GROUP BY m.id, TRIM(msg.content)
|
||
ORDER BY m.id, count DESC
|
||
`
|
||
)
|
||
.all(...params) as Array<{
|
||
memberId: number
|
||
platformId: string
|
||
name: string
|
||
content: string
|
||
count: number
|
||
}>
|
||
|
||
const memberMap = new Map<
|
||
number,
|
||
{
|
||
memberId: number
|
||
platformId: string
|
||
name: string
|
||
catchphrases: Array<{ content: string; count: number }>
|
||
}
|
||
>()
|
||
|
||
for (const row of rows) {
|
||
if (!memberMap.has(row.memberId)) {
|
||
memberMap.set(row.memberId, {
|
||
memberId: row.memberId,
|
||
platformId: row.platformId,
|
||
name: row.name,
|
||
catchphrases: [],
|
||
})
|
||
}
|
||
|
||
const member = memberMap.get(row.memberId)!
|
||
if (member.catchphrases.length < 10) {
|
||
member.catchphrases.push({
|
||
content: row.content,
|
||
count: row.count,
|
||
})
|
||
}
|
||
}
|
||
|
||
const members = Array.from(memberMap.values())
|
||
members.sort((a, b) => {
|
||
const aTotal = a.catchphrases.reduce((sum, c) => sum + c.count, 0)
|
||
const bTotal = b.catchphrases.reduce((sum, c) => sum + c.count, 0)
|
||
return bTotal - aTotal
|
||
})
|
||
|
||
return { members }
|
||
}
|