chore: cleaner example file

Example/example.ts

@@ -1,80 +1,42 @@
 import { readFileSync, writeFileSync } from "fs"
 import P from "pino"
 import { Boom } from "@hapi/boom"
-import makeWASocket, { WASocket, AuthenticationState, DisconnectReason, AnyMessageContent, BufferJSON, initInMemoryKeyStore, delay } from '../src'
+import makeWASocket, { AuthenticationState, DisconnectReason, AnyMessageContent, BufferJSON, initInMemoryKeyStore, delay } from '../src'
 
-(async() => {
+// load authentication state from a file
-    let sock: WASocket | undefined = undefined
+const loadState = () => {
-    // load authentication state from a file
+    let state: AuthenticationState | undefined = undefined
-    const loadState = () => {
+    try {
-        let state: AuthenticationState | undefined = undefined
+        const value = JSON.parse(
-        try {
+            readFileSync('./auth_info_multi.json', { encoding: 'utf-8' }), 
-            const value = JSON.parse(
+            BufferJSON.reviver
-                readFileSync('./auth_info_multi.json', { encoding: 'utf-8' }), 
-                BufferJSON.reviver
-            )
-            state = { 
-                creds: value.creds, 
-                // stores pre-keys, session & other keys in a JSON object
-                // we deserialize it here
-                keys: initInMemoryKeyStore(value.keys) 
-            }
-        } catch{  }
-        return state
-    }
-    // save the authentication state to a file
-    const saveState = (state?: any) => {
-        console.log('saving pre-keys')
-        state = state || sock?.authState
-        writeFileSync(
-            './auth_info_multi.json', 
-            // BufferJSON replacer utility saves buffers nicely
-            JSON.stringify(state, BufferJSON.replacer, 2)
         )
-    }
+        state = { 
+            creds: value.creds, 
+            // stores pre-keys, session & other keys in a JSON object
+            // we deserialize it here
+            keys: initInMemoryKeyStore(value.keys) 
+        }
+    } catch{  }
+    return state
+}
+// save the authentication state to a file
+const saveState = (state: any | undefined) => {
+    console.log('saving auth state')
+    writeFileSync(
+        './auth_info_multi.json', 
+        // BufferJSON replacer utility saves buffers nicely
+        JSON.stringify(state, BufferJSON.replacer, 2)
+    )
+}
 
-    // start a connection
+// start a connection
-    const startSock = () => {
+const startSock = () => {
-        let sock = makeWASocket({
+    const sock = makeWASocket({
-            logger: P({ level: 'trace' }),
+        logger: P({ level: 'trace' }),
-            printQRInTerminal: true,
+        printQRInTerminal: true,
-            auth: loadState()
+        auth: loadState()
-        })
+    })
-        sock.ev.on('messages.upsert', async m => {
-            console.log(JSON.stringify(m, undefined, 2))
-            
-            const msg = m.messages[0]
-            if(!msg.key.fromMe && m.type === 'notify') {
-                console.log('replying to', m.messages[0].key.remoteJid)
-                await sock!.sendReadReceipt(msg.key.remoteJid, msg.key.participant, [msg.key.id])
-                await sendMessageWTyping({ text: 'Hello there!' }, msg.key.remoteJid)
-            }
-            
-        })
-
-        sock.ev.on('messages.update', m => console.log(m))
-        sock.ev.on('presence.update', m => console.log(m))
-        sock.ev.on('chats.update', m => console.log(m))
-        sock.ev.on('contacts.update', m => console.log(m))
-
-        sock.ev.on('connection.update', (update) => {
-            const { connection, lastDisconnect } = update
-            if(connection === 'close') {
-                // reconnect if not logged out
-                if((lastDisconnect.error as Boom)?.output?.statusCode !== DisconnectReason.loggedOut) {
-                    sock = startSock()
-                } else {
-                    console.log('connection closed')
-                }
-            }
-            console.log('connection update', update)
-        })
-        // listen for when the auth state is updated
-        // it is imperative you save this data, it affects the signing keys you need to have conversations
-        sock.ev.on('auth-state.update', () => saveState())
-
-        return sock
-    }
 
     const sendMessageWTyping = async(msg: AnyMessageContent, jid: string) => {
         await sock.presenceSubscribe(jid)
@@ -87,6 +49,42 @@ import makeWASocket, { WASocket, AuthenticationState, DisconnectReason, AnyMessa
 
         await sock.sendMessage(jid, msg)
     }
+    
+    sock.ev.on('messages.upsert', async m => {
+        console.log(JSON.stringify(m, undefined, 2))
+        
+        const msg = m.messages[0]
+        if(!msg.key.fromMe && m.type === 'notify') {
+            console.log('replying to', m.messages[0].key.remoteJid)
+            await sock!.sendReadReceipt(msg.key.remoteJid, msg.key.participant, [msg.key.id])
+            await sendMessageWTyping({ text: 'Hello there!' }, msg.key.remoteJid)
+        }
+        
+    })
 
-    sock = startSock()
+    sock.ev.on('messages.update', m => console.log(m))
-})()
+    sock.ev.on('presence.update', m => console.log(m))
+    sock.ev.on('chats.update', m => console.log(m))
+    sock.ev.on('contacts.update', m => console.log(m))
+
+    sock.ev.on('connection.update', (update) => {
+        const { connection, lastDisconnect } = update
+        if(connection === 'close') {
+            // reconnect if not logged out
+            if((lastDisconnect.error as Boom)?.output?.statusCode !== DisconnectReason.loggedOut) {
+                startSock()
+            } else {
+                console.log('connection closed')
+            }
+        }
+        
+        console.log('connection update', update)
+    })
+    // listen for when the auth state is updated
+    // it is imperative you save this data, it affects the signing keys you need to have conversations
+    sock.ev.on('auth-state.update', () => saveState(sock.authState))
+
+    return sock
+}
+
+startSock()