separate data structure for presence

src/Connection/chats.ts

@@ -1,5 +1,5 @@
 import BinaryNode from "../BinaryNode";
-import { Chat, Contact, Presence, PresenceData, SocketConfig, WAFlag, WAMetric, WABusinessProfile, ChatModification, WAMessageKey, WAMessage, WAMessageUpdate } from "../Types";
+import { Chat, Contact, Presence, PresenceData, SocketConfig, WAFlag, WAMetric, WABusinessProfile, ChatModification, WAMessageKey, WAMessage, WAMessageUpdate, BaileysEventMap } from "../Types";
 import { debouncedTimeout, unixTimestampSeconds, whatsappID } from "../Utils/generics";
 import makeAuthSocket from "./auth";
 import { Attributes, BinaryNode as BinaryNodeBase } from "../BinaryNode/types";
@@ -91,26 +91,15 @@ const makeChatsSocket = (config: SocketConfig) => {
 		}     
 	}
 
-	const applyingPresenceUpdate = (update: Attributes, chat: Partial<Chat>) => {
-		chat.jid = whatsappID(update.id)
-        const jid = whatsappID(update.participant || update.id)
+	const applyingPresenceUpdate = (update: Attributes): BaileysEventMap['presence.update'] => {
+		const jid = whatsappID(update.id)
+        const participant = whatsappID(update.participant || update.id)
         
-        if (jid.endsWith('@s.whatsapp.net')) { // if its a single chat
-            chat.presences = chat.presences || {}
-            
-            const presence = { } as PresenceData 
-            
-            if(update.t) {
-				presence.lastSeen = +update.t
-			}
-            presence.lastKnownPresence = update.type as Presence
-            chat.presences[jid] = presence
-
-			chat.presences = {
-				[jid]: presence
-			}
-        }
-		return chat
+        const presence: PresenceData = {
+			lastSeen: update.t ? +update.t : undefined,
+			lastKnownPresence: update.type as Presence
+		}
+		return { jid, presences: { [participant]: presence } }
 	}
 
 	ev.on('connection.update', async({ connection }) => {
@@ -239,8 +228,8 @@ const makeChatsSocket = (config: SocketConfig) => {
 
 	// presence updates
 	socketEvents.on('CB:Presence', json => {
-		const chat = applyingPresenceUpdate(json[1], { })
-		ev.emit('chats.update', [ chat ])
+		const update = applyingPresenceUpdate(json[1])
+		ev.emit('presence.update', update)
 	})
 
 	// blocklist updates

src/Connection/messages.ts

@@ -119,11 +119,14 @@ const makeMessagesSocket = (config: SocketConfig) => {
 		if(!message.key.fromMe && message.message) {
 			chatUpdate.count = 1
 			const participant = whatsappID(message.participant || jid)
-			chatUpdate.presences = {
-				[participant]: {
-					lastKnownPresence: Presence.available
+
+			ev.emit(
+				'presence.update', 
+				{
+					jid,
+					presences: { [participant]: { lastKnownPresence: Presence.available } }
 				}
-			}
+			)
 		}
 
 		const ephemeralProtocolMsg = message.message?.ephemeralMessage?.message?.protocolMessage

src/Store/in-memory-store.ts

@@ -2,7 +2,7 @@ import type KeyedDB from "@adiwajshing/keyed-db"
 import type { Comparable } from "@adiwajshing/keyed-db/lib/Types"
 import type { Logger } from "pino"
 import type { Connection } from "../Connection"
-import type { BaileysEventEmitter, Chat, ConnectionState, Contact, GroupMetadata, MessageInfo, WAMessage, WAMessageCursor, WAMessageKey } from "../Types"
+import type { BaileysEventEmitter, Chat, ConnectionState, Contact, GroupMetadata, MessageInfo, PresenceData, WAMessage, WAMessageCursor, WAMessageKey } from "../Types"
 import { toNumber } from "../Utils"
 import makeOrderedDictionary from "./ordered-dictionary"
 
@@ -25,10 +25,11 @@ export default(
 ) => {
 	const KeyedDBConstructor = require('@adiwajshing/keyed-db').default as new (...args: any[]) => KeyedDB<Chat, string>
 	const chats = new KeyedDBConstructor(chatKey, c => c.jid)
-	const messages: { [_: string]: ReturnType<typeof makeMessagesDictionary> } = {}
-	const contacts: { [_: string]: Contact } = {}
-	const groupMetadata: { [_: string]: GroupMetadata } = {}
+	const messages: { [_: string]: ReturnType<typeof makeMessagesDictionary> } = { }
+	const contacts: { [_: string]: Contact } = { }
+	const groupMetadata: { [_: string]: GroupMetadata } = { }
 	const messageInfos: { [id: string]: MessageInfo } = { }
+	const presences: { [id: string]: { [participant: string]: PresenceData } } = { }
 	const state: ConnectionState = {
 		connection: 'close',
 		phoneConnected: false
@@ -88,6 +89,10 @@ export default(
 				}
 			}
 		})
+		ev.on('presence.update', ({ jid, presences: update }) => {
+			presences[jid] = presences[jid] || {}
+			Object.assign(presences[jid], update)
+		})
 		ev.on('chats.delete', deletions => {
 			for(const item of deletions) {
 				chats.deleteById(item)
@@ -207,6 +212,7 @@ export default(
 		groupMetadata,
 		messageInfos,
 		state,
+		presences,
 		listen,
 		loadMessages: async(jid: string, count: number, cursor: WAMessageCursor, sock: Connection | undefined) => {
 			const list = assertMessageList(jid)

src/Types/Chat.ts

@@ -8,9 +8,8 @@ export enum Presence {
 }
 
 export interface PresenceData {
-    lastKnownPresence?: Presence
+    lastKnownPresence: Presence
     lastSeen?: number
-    name?: string
 }
 
 export interface Chat {
@@ -31,9 +30,6 @@ export interface Chat {
     eph_setting_ts?: string
     /** how long each message lasts for */
     ephemeral?: string
-    
-    // Baileys added properties
-    presences?: { [k: string]: PresenceData }
 }
 
 export type ChatModification = 

src/Types/index.ts

@@ -11,7 +11,7 @@ import type { Logger } from "pino"
 import type { URL } from "url"
 import type BinaryNode from "../BinaryNode"
 import { AnyAuthenticationCredentials, AuthenticationCredentials } from './Auth'
-import { Chat } from './Chat'
+import { Chat, PresenceData } from './Chat'
 import { Contact } from './Contact'
 import { ConnectionState } from './Store'
 
@@ -176,6 +176,8 @@ export type BaileysEventMap = {
     'chats.update': Partial<Chat>[]
     'chats.delete': string[]
 
+    'presence.update': { jid: string, presences: { [participant: string]: PresenceData }  }
+
     'contacts.set': { contacts: Contact[] }
     'contacts.upsert': Contact[]
     'contacts.update': Partial<Contact>[]