neroxbailx/lib/Store/make-in-memory-store.js

baileys whatsapp-api

"use strict"
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod }
}
Object.defineProperty(exports, "__esModule", { value: true })
const WAProto_1 = require("../../WAProto")
const Defaults_1 = require("../Defaults")
const LabelAssociation_1 = require("../Types/LabelAssociation")
const Utils_1 = require("../Utils")
const WABinary_1 = require("../WABinary")
const Store_1 = require("./make-ordered-dictionary")
const object_repository_1 = require("./object-repository")
const waChatKey = (pin) => ({
key: (c) => (pin ? (c.pinned ? '1' : '0') : '') + (c.archived ? '0' : '1') + (c.conversationTimestamp ? c.conversationTimestamp.toString(16).padStart(8, '0') : '') + c.id,
compare: (k1, k2) => k2.localeCompare(k1)
})
const waMessageID = (m) => m.key.id || ''
const waLabelAssociationKey = {
key: (la) => (la.type === LabelAssociation_1.LabelAssociationType.Chat ? la.chatId + la.labelId : la.chatId + la.messageId + la.labelId),
compare: (k1, k2) => k2.localeCompare(k1)
}
const makeMessagesDictionary = () => Store_1.makeOrderedDictionary(waMessageID)
const makeInMemoryStore = (config) => {
const socket = config.socket
const chatKey = config.chatKey || waChatKey(true)
const labelAssociationKey = config.labelAssociationKey || waLabelAssociationKey
const logger = config.logger || Defaults_1.DEFAULT_CONNECTION_CONFIG.logger.child({ stream: 'in-mem-store' })
const KeyedDB = require('@adiwajshing/keyed-db').default
const chats = new KeyedDB(chatKey, c => c.id)
const messages = {}
const contacts = {}
const groupMetadata = {}
const presences = {}
const state = { connection: 'close' }
const labels = new object_repository_1.ObjectRepository()
const labelAssociations = new KeyedDB(labelAssociationKey, labelAssociationKey.key)
const assertMessageList = (jid) => {
if (!messages[jid]) {
messages[jid] = makeMessagesDictionary()
}
return messages[jid]
}
const contactsUpsert = (newContacts) => {
const oldContacts = new Set(Object.keys(contacts))
for (const contact of newContacts) {
oldContacts.delete(contact.id)
contacts[contact.id] = Object.assign(contacts[contact.id] || {}, contact)
}
return oldContacts
}
const labelsUpsert = (newLabels) => {
for (const label of newLabels) {
labels.upsertById(label.id, label)
}
}
/**
* binds to a BaileysEventEmitter.
* It listens to all events and constructs a state that you can query accurate data from.
* Eg. can use the store to fetch chats, contacts, messages etc.
* @param ev typically the event emitter from the socket connection
*/
const bind = (ev) => {
ev.on('connection.update', update => {
Object.assign(state, update)
})
ev.on('messaging-history.set', ({ chats: newChats, contacts: newContacts, messages: newMessages, isLatest, syncType }) => {
if (syncType === WAProto_1.proto.HistorySync.HistorySyncType.ON_DEMAND) {
return // FOR NOW,
//TODO: HANDLE
}
if (isLatest) {
chats.clear()
for (const id in messages) {
delete messages[id]
}
}
const chatsAdded = chats.insertIfAbsent(...newChats).length
logger.debug({ chatsAdded }, 'synced chats')
const oldContacts = contactsUpsert(newContacts)
if (isLatest) {
for (const jid of oldContacts) {
delete contacts[jid]
}
}
logger.debug({ deletedContacts: isLatest ? oldContacts.size : 0, newContacts }, 'synced contacts')
for (const msg of newMessages) {
const jid = msg.key.remoteJid
const list = assertMessageList(jid)
list.upsert(msg, 'prepend')
}
logger.debug({ messages: newMessages.length }, 'synced messages')
})
ev.on('contacts.upsert', contacts => {
contactsUpsert(contacts)
})
ev.on('contacts.update', async (updates) => {
for (const update of updates) {
let contact
if (contacts[update.id]) {
contact = contacts[update.id]
}
else {
const contactHashes = await Promise.all(Object.keys(contacts).map(async (contactId) => {
const { user } = WABinary_1.jidDecode(contactId)
return [contactId, (await Utils_1.md5(Buffer.from(user + 'WA_ADD_NOTIF', 'utf8'))).toString('base64').slice(0, 3)]
}))
contact = contacts[contactHashes.find(([, b]) => b === update.id?.[0]) || ''] // find contact by attrs.hash, when user is not saved as a contact
}
if (contact) {
if (update.imgUrl === 'changed') {
contact.imgUrl = socket ? await socket.profilePictureUrl(contact.id) : undefined
}
else if (update.imgUrl === 'removed') {
delete contact.imgUrl
}
}
else {
return logger.debug({ update }, 'got update for non-existant contact')
}
Object.assign(contacts[contact.id], contact)
}
})
ev.on('chats.upsert', newChats => {
chats.upsert(...newChats)
})
ev.on('chats.update', updates => {
for (let update of updates) {
const result = chats.update(update.id, chat => {
if (update.unreadCount > 0) {
update = { ...update }
update.unreadCount = (chat.unreadCount || 0) + update.unreadCount
}
Object.assign(chat, update)
})
if (!result) {
logger.debug({ update }, 'got update for non-existant chat')
}
}
})
ev.on('labels.edit', (label) => {
if (label.deleted) {
return labels.deleteById(label.id)
}
// WhatsApp can store only up to 20 labels
if (labels.count() < 20) {
return labels.upsertById(label.id, label)
}
logger.error('Labels count exceed')
})
ev.on('labels.association', ({ type, association }) => {
switch (type) {
case 'add':
labelAssociations.upsert(association)
break
case 'remove':
labelAssociations.delete(association)
break
default:
console.error(`unknown operation type [${type}]`)
}
})
ev.on('presence.update', ({ id, presences: update }) => {
presences[id] = presences[id] || {}
Object.assign(presences[id], update)
})
ev.on('chats.delete', deletions => {
for (const item of deletions) {
if (chats.get(item)) {
chats.deleteById(item)
}
}
})
ev.on('messages.upsert', ({ messages: newMessages, type }) => {
switch (type) {
case 'append':
case 'notify':
for (const msg of newMessages) {
const jid = WABinary_1.jidNormalizedUser(msg.key.remoteJid)
const list = assertMessageList(jid)
list.upsert(msg, 'append')
if (type === 'notify' && !chats.get(jid)) {
ev.emit('chats.upsert', [
{
id: jid,
conversationTimestamp: Utils_1.toNumber(msg.messageTimestamp),
unreadCount: 1
}
])
}
}
break
}
})
ev.on('messages.update', updates => {
for (const { update, key } of updates) {
const list = assertMessageList(WABinary_1.jidNormalizedUser(key.remoteJid))
if (update?.status) {
const listStatus = list.get(key.id)?.status
if (listStatus && update?.status <= listStatus) {
logger.debug({ update, storedStatus: listStatus }, 'status stored newer then update')
delete update.status
logger.debug({ update }, 'new update object')
}
}
const result = list.updateAssign(key.id, update)
if (!result) {
logger.debug({ update }, 'got update for non-existent message')
}
}
})
ev.on('messages.delete', item => {
if ('all' in item) {
const list = messages[item.jid]
list?.clear()
}
else {
const jid = item.keys[0].remoteJid
const list = messages[jid]
if (list) {
const idSet = new Set(item.keys.map(k => k.id))
list.filter(m => !idSet.has(m.key.id))
}
}
})
ev.on('groups.update', updates => {
for (const update of updates) {
const id = update.id
if (groupMetadata[id]) {
Object.assign(groupMetadata[id], update)
}
else {
logger.debug({ update }, 'got update for non-existant group metadata')
}
}
})
ev.on('group-participants.update', ({ id, participants, action }) => {
const metadata = groupMetadata[id]
if (metadata) {
switch (action) {
case 'add':
metadata.participants.push(...participants.map(id => ({ id, isAdmin: false, isSuperAdmin: false })))
break
case 'demote':
case 'promote':
for (const participant of metadata.participants) {
if (participants.includes(participant.id)) {
participant.isAdmin = action === 'promote'
}
}
break
case 'remove':
metadata.participants = metadata.participants.filter(p => !participants.includes(p.id))
break
}
}
})
ev.on('message-receipt.update', updates => {
for (const { key, receipt } of updates) {
const obj = messages[key.remoteJid]
const msg = obj?.get(key.id)
if (msg) {
Utils_1.updateMessageWithReceipt(msg, receipt)
}
}
})
ev.on('messages.reaction', (reactions) => {
for (const { key, reaction } of reactions) {
const obj = messages[key.remoteJid]
const msg = obj?.get(key.id)
if (msg) {
Utils_1.updateMessageWithReaction(msg, reaction)
}
}
})
}
const toJSON = () => ({
chats,
contacts,
messages,
labels,
labelAssociations
})
const fromJSON = (json) => {
chats.upsert(...json.chats)
labelAssociations.upsert(...json.labelAssociations || [])
contactsUpsert(Object.values(json.contacts))
labelsUpsert(Object.values(json.labels || {}))
for (const jid in json.messages) {
const list = assertMessageList(jid)
for (const msg of json.messages[jid]) {
list.upsert(WAProto_1.proto.WebMessageInfo.fromObject(msg), 'append')
}
}
}
return {
chats,
contacts,
messages,
groupMetadata,
state,
presences,
labels,
labelAssociations,
bind,
/** loads messages from the store, if not found -- uses the legacy connection */
loadMessages: async (jid, count, cursor) => {
const list = assertMessageList(jid)
const mode = !cursor || 'before' in cursor ? 'before' : 'after'
const cursorKey = !!cursor ? ('before' in cursor ? cursor.before : cursor.after) : undefined
const cursorValue = cursorKey ? list.get(cursorKey.id) : undefined
let messages
if (list && mode === 'before' && (!cursorKey || cursorValue)) {
if (cursorValue) {
const msgIdx = list.array.findIndex(m => m.key.id === cursorKey?.id)
messages = list.array.slice(0, msgIdx)
}
else {
messages = list.array
}
const diff = count - messages.length
if (diff < 0) {
messages = messages.slice(-count) // get the last X messages
}
}
else {
messages = []
}
return messages
},
/**
* Get all available labels for profile
*
* Keep in mind that the list is formed from predefined tags and tags
* that were "caught" during their editing.
*/
getLabels: () => {
return labels
},
/**
* Get labels for chat
*
* @returns Label IDs
**/
getChatLabels: (chatId) => {
return labelAssociations.filter((la) => la.chatId === chatId).all()
},
/**
* Get labels for message
*
* @returns Label IDs
**/
getMessageLabels: (messageId) => {
const associations = labelAssociations
.filter((la) => la.messageId === messageId)
.all()
return associations.map(({ labelId }) => labelId)
},
loadMessage: async (jid, id) => messages[jid]?.get(id), 
mostRecentMessage: async (jid) => {
const message = messages[jid]?.array.slice(-1)[0]
return message
},
fetchImageUrl: async (jid, sock) => {
const contact = contacts[jid]
if (!contact) {
return sock?.profilePictureUrl(jid)
}
if (typeof contact.imgUrl === 'undefined') {
contact.imgUrl = await sock?.profilePictureUrl(jid)
}
return contact.imgUrl
},
fetchGroupMetadata: async (jid, sock) => {
if (!groupMetadata[jid]) {
const metadata = await sock?.groupMetadata(jid)
if (metadata) {
groupMetadata[jid] = metadata
}
}
return groupMetadata[jid]
},
// fetchBroadcastListInfo: async(jid: string, sock: WASocket | undefined) => {
// 	if(!groupMetadata[jid]) {
// 		const metadata = await sock?.getBroadcastListInfo(jid)
// 		if(metadata) {
// 			groupMetadata[jid] = metadata
// 		}
// 	}
// 	return groupMetadata[jid]
// },
fetchMessageReceipts: async ({ remoteJid, id }) => {
const list = messages[remoteJid]
const msg = list?.get(id)
return msg?.userReceipt
},
toJSON,
fromJSON,
writeToFile: (path) => {
// require fs here so that in case "fs" is not available -- the app does not crash
const { writeFileSync } = require('fs')
writeFileSync(path, JSON.stringify(toJSON()))
},
readFromFile: (path) => {
// require fs here so that in case "fs" is not available -- the app does not crash
const { readFileSync, existsSync } = require('fs')
if (existsSync(path)) {
logger.debug({ path }, 'reading from file')
const jsonStr = readFileSync(path, { encoding: 'utf-8' })
const json = JSON.parse(jsonStr)
fromJSON(json)
}
}
}
}
module.exports = {
waChatKey, 
waMessageID, 
waLabelAssociationKey, 
makeInMemoryStore
}