Files
weflow-new/electron/services/export/formatters/JsonFormatter.ts
T
2026-07-01 15:34:37 +08:00

752 lines
32 KiB
TypeScript

import * as fs from 'fs';
// '../../wcdbService';
import { getPreferredDisplayName } from '../../export/contacts/contactResolver';
import { buildGroupNicknameIdCandidates, resolveGroupNicknameByCandidates } from '../../export/contacts/groupNickname';
import { extractReadableSystemMessageText } from '../../export/parsers/messageParser';
import { appendTransferDesc, isTransferExportContent, resolveTransferDesc } from '../../export/parsers/transferParser';
import { formatTimestamp } from '../../export/utils/timestamp';
import { parallelLimit } from '../../export/utils/parallelLimit';
import { MediaExportItem } from '../../export/types';
import { wcdbService } from "../../wcdbService";
export class JsonFormatter {
constructor(private exportService: any) {}
public async export(sessionId: any, outputPath: any, options: any, onProgress: any, control: any): Promise<{ success: boolean; error?: string }> {
try {
this.exportService.throwIfStopRequested(control)
const conn = await this.exportService.ensureConnected()
if (!conn.success || !conn.cleanedWxid) return { success: false, error: conn.error }
const cleanedMyWxid = conn.cleanedWxid
const isGroup = sessionId.includes('@chatroom')
const rawMyWxid = this.exportService.getConfiguredMyWxid()
const sessionInfo = await this.exportService.getContactInfo(sessionId)
const myInfo = await this.exportService.getContactInfo(cleanedMyWxid)
const contactCache = new Map<string, { success: boolean; contact?: any; error?: string }>()
const getContactCached = async (username: string) => {
if (contactCache.has(username)) {
return contactCache.get(username)!
}
const result = await wcdbService.getContact(username)
contactCache.set(username, result)
return result
}
onProgress?.({
current: 0,
total: 100,
currentSession: sessionInfo.displayName,
phase: 'preparing'
})
const collectParams = this.exportService.resolveCollectParams(options)
const collectProgressReporter = this.exportService.createCollectProgressReporter(sessionInfo.displayName, onProgress, 5)
const collected = await this.exportService.collectMessages(
sessionId,
cleanedMyWxid,
options.dateRange,
options.senderUsername,
collectParams.mode,
collectParams.targetMediaTypes,
control,
collectProgressReporter
)
const totalMessages = collected.rows.length
// 如果没有消息,不创建文件
if (totalMessages === 0) {
return { success: false, error: await this.exportService.buildNoMessagesError(sessionId, collected) }
}
await this.exportService.createWeliveRawOutputPlaceholder(outputPath, control)
await this.exportService.hydrateEmojiCaptionsForMessages(sessionId, collected.rows, control)
// 解析引用消息
await this.exportService.resolveQuotedMessagesForExport(collected.rows, sessionId)
const voiceMessages = options.exportVoiceAsText
? collected.rows.filter((msg: any) => msg.localType === 34)
: []
if (options.exportVoiceAsText && voiceMessages.length > 0) {
await this.exportService.ensureVoiceModel(onProgress)
}
const senderUsernames = new Set<string>()
let senderScanIndex = 0
for (const msg of collected.rows) {
if ((senderScanIndex++ & 0x7f) === 0) {
this.exportService.throwIfStopRequested(control)
}
if (msg.senderUsername) senderUsernames.add(msg.senderUsername)
}
senderUsernames.add(sessionId)
await this.exportService.preloadContacts(senderUsernames, contactCache)
const senderInfoMap = await this.exportService.preloadContactInfos([
...Array.from(senderUsernames.values()),
cleanedMyWxid
])
const { exportMediaEnabled, mediaRootDir, mediaRelativePrefix } = this.exportService.getMediaLayout(outputPath, options)
// ========== 阶段1:并行导出媒体文件 ==========
const mediaMessages = this.exportService.collectMediaMessagesForExport(collected.rows, options)
const mediaCache = new Map<string, MediaExportItem | null>()
const mediaDirCache = new Set<string>()
const beforeMediaDoneFiles = this.exportService.getMediaDoneFilesCount()
if (mediaMessages.length > 0) {
await this.exportService.preloadMediaLookupCaches(sessionId, mediaMessages, {
exportImages: options.exportImages,
exportVideos: options.exportVideos
}, control)
const voiceMediaMessages = mediaMessages.filter((msg: any) => msg.localType === 34)
if (voiceMediaMessages.length > 0) {
await this.exportService.preloadVoiceWavCache(sessionId, voiceMediaMessages, control)
}
onProgress?.({
current: 15,
total: 100,
currentSession: sessionInfo.displayName,
phase: 'exporting-media',
phaseProgress: 0,
phaseTotal: mediaMessages.length,
phaseLabel: this.exportService.formatMediaPhaseLabel(0, mediaMessages.length, beforeMediaDoneFiles),
...this.exportService.getMediaTelemetrySnapshot(),
estimatedTotalMessages: totalMessages
})
const mediaConcurrency = this.exportService.getClampedConcurrency(options.exportConcurrency)
let mediaExported = 0
await parallelLimit(mediaMessages, mediaConcurrency, async (msg: any) => {
this.exportService.throwIfStopRequested(control)
const mediaKey = this.exportService.getMediaCacheKey(msg)
if (!mediaCache.has(mediaKey)) {
const mediaItem = await this.exportService.exportMediaForMessage(msg, sessionId, mediaRootDir, mediaRelativePrefix, {
exportImages: options.exportImages,
exportVoices: options.exportVoices,
exportVideos: options.exportVideos,
exportEmojis: options.exportEmojis,
exportFiles: options.exportFiles,
maxFileSizeMb: options.maxFileSizeMb,
exportVoiceAsText: options.exportVoiceAsText,
exportConflictStrategy: options.exportConflictStrategy,
includeVideoPoster: options.format === 'html',
dirCache: mediaDirCache,
control
})
mediaCache.set(mediaKey, mediaItem)
}
mediaExported++
if (mediaExported % 5 === 0 || mediaExported === mediaMessages.length) {
onProgress?.({
current: 15,
total: 100,
currentSession: sessionInfo.displayName,
phase: 'exporting-media',
phaseProgress: mediaExported,
phaseTotal: mediaMessages.length,
phaseLabel: this.exportService.formatMediaPhaseLabel(mediaExported, mediaMessages.length, beforeMediaDoneFiles),
...this.exportService.getMediaTelemetrySnapshot()
})
}
})
}
await this.exportService.preloadWeliveRawEmojiMedia(collected.rows, mediaCache, mediaRootDir, mediaRelativePrefix, options, control, onProgress, sessionInfo.displayName, 20)
const fileOnlyExportFailure = this.exportService.buildFileOnlyExportFailure(options, mediaMessages, beforeMediaDoneFiles)
if (fileOnlyExportFailure) return fileOnlyExportFailure
// ========== 阶段2:并行语音转文字 ==========
const voiceTranscriptMap = new Map<string, string>()
if (voiceMessages.length > 0) {
await this.exportService.preloadVoiceWavCache(sessionId, voiceMessages, control)
onProgress?.({
current: 35,
total: 100,
currentSession: sessionInfo.displayName,
phase: 'exporting-voice',
phaseProgress: 0,
phaseTotal: voiceMessages.length,
phaseLabel: `语音转文字 0/${voiceMessages.length}`,
estimatedTotalMessages: totalMessages
})
const VOICE_CONCURRENCY = 4
let voiceTranscribed = 0
await parallelLimit(voiceMessages, VOICE_CONCURRENCY, async (msg: any) => {
this.exportService.throwIfStopRequested(control)
const transcript = await this.exportService.transcribeVoice(sessionId, String(msg.localId), msg.createTime, msg.senderUsername)
voiceTranscriptMap.set(this.exportService.getStableMessageKey(msg), transcript)
voiceTranscribed++
onProgress?.({
current: 35,
total: 100,
currentSession: sessionInfo.displayName,
phase: 'exporting-voice',
phaseProgress: voiceTranscribed,
phaseTotal: voiceMessages.length,
phaseLabel: `语音转文字 ${voiceTranscribed}/${voiceMessages.length}`
})
})
}
// ========== 预加载群昵称(用于名称显示偏好) ==========
const groupNicknameCandidates = isGroup
? buildGroupNicknameIdCandidates([
...Array.from(senderUsernames.values()),
...collected.rows.map((msg: any) => msg.senderUsername),
cleanedMyWxid
])
: []
const groupNicknamesMap = isGroup
? await this.exportService.getGroupNicknamesForRoom(sessionId, groupNicknameCandidates)
: new Map<string, string>()
// ========== 阶段3:构建消息列表 ==========
onProgress?.({
current: 55,
total: 100,
currentSession: sessionInfo.displayName,
phase: 'exporting',
estimatedTotalMessages: totalMessages,
collectedMessages: totalMessages,
exportedMessages: 0
})
const allMessages: any[] = []
const senderProfileMap = new Map<string, {
displayName: string
nickname: string
remark: string
groupNickname: string
}>()
const transferCandidates: Array<{ xml: string; messageRef: any }> = []
let needSort = false
let lastCreateTime = Number.NEGATIVE_INFINITY
let messageIndex = 0
for (const msg of collected.rows) {
if ((messageIndex++ & 0x7f) === 0) {
this.exportService.throwIfStopRequested(control)
}
const senderInfo = senderInfoMap.get(msg.senderUsername) || { displayName: msg.senderUsername || '' }
const sourceMatch = /<msgsource>[\s\S]*?<\/msgsource>/i.exec(msg.content || '')
const source = sourceMatch ? sourceMatch[0] : ''
let content: string | null
const mediaKey = this.exportService.getMediaCacheKey(msg)
const mediaItem = mediaCache.has(mediaKey)
? mediaCache.get(mediaKey)
: await this.exportService.resolveWeliveRawMediaItem(msg, mediaRootDir, mediaRelativePrefix, options, control)
if (msg.localType === 34 && options.exportVoiceAsText) {
content = voiceTranscriptMap.get(this.exportService.getStableMessageKey(msg)) || '[语音消息 - 转文字失败]'
} else if (mediaItem) {
content = this.exportService.formatExportMediaPath(mediaItem.relativePath, options, 'text')
} else {
content = this.exportService.parseMessageContent(
msg.content,
msg.localType,
undefined,
undefined,
cleanedMyWxid,
msg.senderUsername,
msg.isSend,
msg.emojiCaption
)
}
if (this.exportService.isReadableSystemMessage(msg.localType, msg.content)) {
content = extractReadableSystemMessageText(msg.content) || content
}
const quotedReplyDisplay = await this.exportService.resolveQuotedReplyDisplayWithNames({
content: msg.content,
isGroup,
displayNamePreference: options.displayNamePreference,
getContact: getContactCached,
groupNicknamesMap,
cleanedMyWxid,
rawMyWxid,
myDisplayName: myInfo.displayName || cleanedMyWxid
})
// 对于媒体消息,不要让引用信息覆盖媒体路径
if (quotedReplyDisplay && !mediaItem) {
content = this.exportService.buildQuotedReplyText(quotedReplyDisplay)
}
const appendedLinkContent = quotedReplyDisplay
? null
: this.exportService.formatLinkCardExportText(msg.content, msg.localType, 'append-url')
if (appendedLinkContent) {
content = appendedLinkContent
}
// 获取发送者信息用于名称显示
const senderWxid = msg.senderUsername
const contact = senderWxid
? (contactCache.get(senderWxid) ?? { success: false as const })
: { success: false as const }
const senderNickname = contact.success && contact.contact?.nickName
? contact.contact.nickName
: (senderInfo.displayName || senderWxid)
const senderRemark = contact.success && contact.contact?.remark ? contact.contact.remark : ''
const senderGroupNickname = resolveGroupNicknameByCandidates(groupNicknamesMap, [senderWxid])
// 使用用户偏好的显示名称
const senderDisplayName = getPreferredDisplayName(
senderWxid,
senderNickname,
senderRemark,
senderGroupNickname,
options.displayNamePreference || 'remark'
)
const existingSenderProfile = senderProfileMap.get(senderWxid)
if (!existingSenderProfile) {
senderProfileMap.set(senderWxid, {
displayName: senderDisplayName,
nickname: senderNickname,
remark: senderRemark,
groupNickname: senderGroupNickname
})
}
const msgObj: any = {
localId: allMessages.length + 1,
createTime: msg.createTime,
formattedTime: formatTimestamp(msg.createTime),
type: this.exportService.getMessageTypeName(msg.localType, msg.content),
localType: msg.localType,
content,
isSend: msg.isSend ? 1 : 0,
senderUsername: msg.senderUsername,
senderDisplayName,
source,
senderAvatarKey: msg.senderUsername
}
if (msg.localType === 47) {
if (msg.emojiMd5) msgObj.emojiMd5 = msg.emojiMd5
if (msg.emojiCdnUrl) msgObj.emojiCdnUrl = msg.emojiCdnUrl
if (msg.emojiCaption) msgObj.emojiCaption = msg.emojiCaption
}
const platformMessageId = this.exportService.getExportPlatformMessageId(msg)
if (platformMessageId) msgObj.platformMessageId = platformMessageId
const replyToMessageId = this.exportService.getExportReplyToMessageId(msg.content)
if (replyToMessageId) msgObj.replyToMessageId = replyToMessageId
const appMsgMeta = this.exportService.extractArkmeAppMessageMeta(msg.content, msg.localType)
if (appMsgMeta) {
if (
options.format === 'arkme-json' ||
(options.format === 'json' && (appMsgMeta.appMsgKind === 'quote' || appMsgMeta.appMsgKind === 'link'))
) {
Object.assign(msgObj, appMsgMeta)
}
}
if (quotedReplyDisplay) {
if (quotedReplyDisplay.quotedSender) msgObj.quotedSender = quotedReplyDisplay.quotedSender
if (quotedReplyDisplay.quotedPreview) msgObj.quotedContent = quotedReplyDisplay.quotedPreview
}
if (options.format === 'arkme-json') {
const contactCardMeta = this.exportService.extractArkmeContactCardMeta(msg.content, msg.localType)
if (contactCardMeta) {
Object.assign(msgObj, contactCardMeta)
}
}
if (content && isTransferExportContent(content) && msg.content) {
transferCandidates.push({ xml: msg.content, messageRef: msgObj })
}
// 位置消息:附加结构化位置字段
if (msg.localType === 48) {
if (msg.locationLat != null) msgObj.locationLat = msg.locationLat
if (msg.locationLng != null) msgObj.locationLng = msg.locationLng
if (msg.locationPoiname) msgObj.locationPoiname = msg.locationPoiname
if (msg.locationLabel) msgObj.locationLabel = msg.locationLabel
}
allMessages.push(msgObj)
if (msg.createTime < lastCreateTime) needSort = true
lastCreateTime = msg.createTime
if ((allMessages.length % 200) === 0 || allMessages.length === totalMessages) {
const exportProgress = 55 + Math.floor((allMessages.length / totalMessages) * 15)
onProgress?.({
current: exportProgress,
total: 100,
currentSession: sessionInfo.displayName,
phase: 'exporting',
estimatedTotalMessages: totalMessages,
collectedMessages: totalMessages,
exportedMessages: allMessages.length
})
}
}
if (transferCandidates.length > 0) {
const transferNameCache = new Map<string, string>()
const transferNamePromiseCache = new Map<string, Promise<string>>()
const resolveDisplayNameByUsername = async (username: string): Promise<string> => {
if (!username) return username
const cachedName = transferNameCache.get(username)
if (cachedName) return cachedName
const pending = transferNamePromiseCache.get(username)
if (pending) return pending
const task = (async () => {
const contactResult = contactCache.get(username) ?? await getContactCached(username as string)
if (contactResult.success && contactResult.contact) {
return contactResult.contact.remark || contactResult.contact.nickName || contactResult.contact.alias || username
}
return username
})()
transferNamePromiseCache.set(username, task)
const resolved = await task
transferNamePromiseCache.delete(username as string)
transferNameCache.set(username, resolved)
return resolved
}
const transferConcurrency = this.exportService.getClampedConcurrency(options.exportConcurrency, 4, 8)
await parallelLimit(transferCandidates, transferConcurrency, async (item: any) => {
this.exportService.throwIfStopRequested(control)
const transferDesc = await resolveTransferDesc(
item.xml,
cleanedMyWxid,
groupNicknamesMap,
resolveDisplayNameByUsername
)
if (transferDesc && typeof item.messageRef.content === 'string') {
item.messageRef.content = appendTransferDesc(item.messageRef.content, transferDesc)
}
})
}
if (needSort) {
allMessages.sort((a, b) => a.createTime - b.createTime)
}
onProgress?.({
current: 70,
total: 100,
currentSession: sessionInfo.displayName,
phase: 'writing',
estimatedTotalMessages: totalMessages,
collectedMessages: totalMessages,
exportedMessages: totalMessages
})
// 获取会话的昵称和备注信息
const sessionContact = contactCache.get(sessionId) ?? await getContactCached(sessionId)
const sessionNickname = sessionContact.success && sessionContact.contact?.nickName
? sessionContact.contact.nickName
: sessionInfo.displayName
const sessionRemark = sessionContact.success && sessionContact.contact?.remark
? sessionContact.contact.remark
: ''
const sessionGroupNickname = isGroup
? resolveGroupNicknameByCandidates(groupNicknamesMap, [sessionId])
: ''
// 使用用户偏好的显示名称
const sessionDisplayName = getPreferredDisplayName(
sessionId,
sessionNickname,
sessionRemark,
sessionGroupNickname,
options.displayNamePreference || 'remark'
)
const weflow = this.exportService.getWeflowHeader()
if (options.format === 'arkme-json' && isGroup) {
this.exportService.throwIfStopRequested(control)
await this.exportService.mergeGroupMembers(sessionId, collected.memberSet, options.exportAvatars === true)
}
const avatarMap = options.exportAvatars
? await this.exportService.exportAvatars(
[
...Array.from(collected.memberSet.entries()).map(([username, info]: [string, any]) => ({
username,
avatarUrl: info.avatarUrl
})),
{ username: sessionId, avatarUrl: sessionInfo.avatarUrl },
{ username: cleanedMyWxid, avatarUrl: myInfo.avatarUrl }
]
)
: new Map<string, string>()
const sessionPayload: any = {
wxid: sessionId,
nickname: sessionNickname,
remark: sessionRemark,
displayName: sessionDisplayName,
type: isGroup ? '群聊' : '私聊',
lastTimestamp: collected.lastTime,
messageCount: allMessages.length,
avatar: avatarMap.get(sessionId)
}
if (options.format === 'arkme-json') {
const senderIdMap = new Map<string, number>()
const senders: Array<{
senderID: number
wxid: string
displayName: string
nickname: string
remark?: string
groupNickname?: string
avatar?: string
}> = []
const ensureSenderId = (senderWxidRaw: string): number => {
const senderWxid = String(senderWxidRaw || '').trim() || 'unknown'
const existed = senderIdMap.get(senderWxid)
if (existed) return existed
const senderID = senders.length + 1
senderIdMap.set(senderWxid, senderID)
const profile = senderProfileMap.get(senderWxid)
const senderItem: {
senderID: number
wxid: string
displayName: string
nickname: string
remark?: string
groupNickname?: string
avatar?: string
} = {
senderID,
wxid: senderWxid,
displayName: profile?.displayName || senderWxid,
nickname: profile?.nickname || profile?.displayName || senderWxid
}
if (profile?.remark) senderItem.remark = profile.remark
if (profile?.groupNickname) senderItem.groupNickname = profile.groupNickname
const avatar = avatarMap.get(senderWxid)
if (avatar) senderItem.avatar = avatar
senders.push(senderItem)
return senderID
}
const compactMessages = allMessages.map((message) => {
this.exportService.throwIfStopRequested(control)
const senderID = ensureSenderId(String(message.senderUsername || ''))
const compactMessage: any = {
localId: message.localId,
createTime: message.createTime,
formattedTime: message.formattedTime,
type: message.type,
localType: message.localType,
content: message.content,
isSend: message.isSend,
senderID,
source: message.source
}
if (message.platformMessageId) compactMessage.platformMessageId = message.platformMessageId
if (message.replyToMessageId) compactMessage.replyToMessageId = message.replyToMessageId
if (message.locationLat != null) compactMessage.locationLat = message.locationLat
if (message.locationLng != null) compactMessage.locationLng = message.locationLng
if (message.locationPoiname) compactMessage.locationPoiname = message.locationPoiname
if (message.locationLabel) compactMessage.locationLabel = message.locationLabel
if (message.appMsgType) compactMessage.appMsgType = message.appMsgType
if (message.appMsgKind) compactMessage.appMsgKind = message.appMsgKind
if (message.appMsgDesc) compactMessage.appMsgDesc = message.appMsgDesc
if (message.appMsgAppName) compactMessage.appMsgAppName = message.appMsgAppName
if (message.appMsgSourceName) compactMessage.appMsgSourceName = message.appMsgSourceName
if (message.appMsgSourceUsername) compactMessage.appMsgSourceUsername = message.appMsgSourceUsername
if (message.appMsgThumbUrl) compactMessage.appMsgThumbUrl = message.appMsgThumbUrl
if (message.quotedContent) compactMessage.quotedContent = message.quotedContent
if (message.quotedSender) compactMessage.quotedSender = message.quotedSender
if (message.quotedType) compactMessage.quotedType = message.quotedType
if (message.linkTitle) compactMessage.linkTitle = message.linkTitle
if (message.linkUrl) compactMessage.linkUrl = message.linkUrl
if (message.linkThumb) compactMessage.linkThumb = message.linkThumb
if (message.emojiMd5) compactMessage.emojiMd5 = message.emojiMd5
if (message.emojiCdnUrl) compactMessage.emojiCdnUrl = message.emojiCdnUrl
if (message.emojiCaption) compactMessage.emojiCaption = message.emojiCaption
if (message.finderTitle) compactMessage.finderTitle = message.finderTitle
if (message.finderDesc) compactMessage.finderDesc = message.finderDesc
if (message.finderUsername) compactMessage.finderUsername = message.finderUsername
if (message.finderNickname) compactMessage.finderNickname = message.finderNickname
if (message.finderCoverUrl) compactMessage.finderCoverUrl = message.finderCoverUrl
if (message.finderAvatar) compactMessage.finderAvatar = message.finderAvatar
if (message.finderDuration != null) compactMessage.finderDuration = message.finderDuration
if (message.finderObjectId) compactMessage.finderObjectId = message.finderObjectId
if (message.finderUrl) compactMessage.finderUrl = message.finderUrl
if (message.musicTitle) compactMessage.musicTitle = message.musicTitle
if (message.musicUrl) compactMessage.musicUrl = message.musicUrl
if (message.musicDataUrl) compactMessage.musicDataUrl = message.musicDataUrl
if (message.musicAlbumUrl) compactMessage.musicAlbumUrl = message.musicAlbumUrl
if (message.musicCoverUrl) compactMessage.musicCoverUrl = message.musicCoverUrl
if (message.musicSinger) compactMessage.musicSinger = message.musicSinger
if (message.musicAppName) compactMessage.musicAppName = message.musicAppName
if (message.musicSourceName) compactMessage.musicSourceName = message.musicSourceName
if (message.musicDuration != null) compactMessage.musicDuration = message.musicDuration
if (message.cardKind) compactMessage.cardKind = message.cardKind
if (message.contactCardWxid) compactMessage.contactCardWxid = message.contactCardWxid
if (message.contactCardNickname) compactMessage.contactCardNickname = message.contactCardNickname
if (message.contactCardAlias) compactMessage.contactCardAlias = message.contactCardAlias
if (message.contactCardRemark) compactMessage.contactCardRemark = message.contactCardRemark
if (message.contactCardGender != null) compactMessage.contactCardGender = message.contactCardGender
if (message.contactCardProvince) compactMessage.contactCardProvince = message.contactCardProvince
if (message.contactCardCity) compactMessage.contactCardCity = message.contactCardCity
if (message.contactCardSignature) compactMessage.contactCardSignature = message.contactCardSignature
if (message.contactCardAvatar) compactMessage.contactCardAvatar = message.contactCardAvatar
return compactMessage
})
const arkmeSession: any = {
...sessionPayload
}
let groupMembers: Array<{
wxid: string
displayName: string
nickname: string
remark: string
alias: string
groupNickname?: string
isFriend: boolean
messageCount: number
avatar?: string
}> | undefined
if (isGroup) {
const memberUsernames = Array.from(collected.memberSet.keys()).filter(Boolean)
await this.exportService.preloadContacts(memberUsernames, contactCache)
const friendLookupUsernames = buildGroupNicknameIdCandidates(memberUsernames)
const friendFlagMap = await this.exportService.queryFriendFlagMap(friendLookupUsernames)
const groupStatsResult = await wcdbService.getGroupStats(sessionId, 0, 0)
const groupSenderCountMap = groupStatsResult.success && groupStatsResult.data
? this.exportService.extractGroupSenderCountMap(groupStatsResult.data, sessionId)
: new Map<string, number>()
groupMembers = []
for (const memberWxid of memberUsernames) {
this.exportService.throwIfStopRequested(control)
const member = collected.memberSet.get(memberWxid)?.member
const contactResult = await getContactCached(memberWxid)
const contact = contactResult.success ? contactResult.contact : null
const nickname = String(contact?.nickName || contact?.nick_name || member?.accountName || memberWxid)
const remark = String(contact?.remark || '')
const alias = String(contact?.alias || '')
const groupNickname = member?.groupNickname || resolveGroupNicknameByCandidates(
groupNicknamesMap,
[memberWxid, contact?.username, contact?.userName, contact?.encryptUsername, contact?.encryptUserName, alias]
) || ''
const displayName = getPreferredDisplayName(
memberWxid,
nickname,
remark,
groupNickname,
options.displayNamePreference || 'remark'
)
const groupMember: {
wxid: string
displayName: string
nickname: string
remark: string
alias: string
groupNickname?: string
isFriend: boolean
messageCount: number
avatar?: string
} = {
wxid: memberWxid,
displayName,
nickname,
remark,
alias,
isFriend: buildGroupNicknameIdCandidates([memberWxid]).some((candidate: string) => friendFlagMap.get(candidate) === true),
messageCount: this.exportService.sumSenderCountsByIdentity(groupSenderCountMap, memberWxid)
}
if (groupNickname) groupMember.groupNickname = groupNickname
const avatar = avatarMap.get(memberWxid)
if (avatar) groupMember.avatar = avatar
groupMembers.push(groupMember)
}
groupMembers.sort((a, b) => {
if (b.messageCount !== a.messageCount) return b.messageCount - a.messageCount
return String(a.displayName || a.wxid).localeCompare(String(b.displayName || b.wxid), 'zh-CN')
})
}
const arkmeExport: any = {
weflow: {
...weflow,
format: 'arkme-json'
},
session: arkmeSession,
senders,
messages: compactMessages
}
if (groupMembers) {
arkmeExport.groupMembers = groupMembers
}
this.exportService.throwIfStopRequested(control)
await this.exportService.recordCreatedFileBeforeWrite(outputPath, control)
await fs.promises.writeFile(outputPath, JSON.stringify(arkmeExport, null, 2), 'utf-8')
} else {
const detailedExport: any = {
weflow,
session: sessionPayload,
messages: allMessages
}
if (options.exportAvatars) {
const avatars: Record<string, string> = {}
for (const [username, relPath] of avatarMap.entries()) {
avatars[username] = relPath
}
if (Object.keys(avatars).length > 0) {
detailedExport.session = {
...detailedExport.session,
avatar: avatars[sessionId]
}
; (detailedExport as any).avatars = avatars
}
}
this.exportService.throwIfStopRequested(control)
await this.exportService.recordCreatedFileBeforeWrite(outputPath, control)
await fs.promises.writeFile(outputPath, JSON.stringify(detailedExport, null, 2), 'utf-8')
}
onProgress?.({
current: 100,
total: 100,
currentSession: sessionInfo.displayName,
phase: 'complete',
estimatedTotalMessages: totalMessages,
collectedMessages: totalMessages,
exportedMessages: totalMessages,
writtenFiles: 1
})
return { success: true }
} catch (e) {
if (this.exportService.isStopError(e)) {
return { success: false, error: '导出任务已停止' }
}
if (this.exportService.isPauseError(e)) {
return { success: false, error: '导出任务已暂停' }
}
return { success: false, error: String(e) }
}
}
}