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feat: functional legacy socket

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This commit is contained in:
Adhiraj Singh
2021-12-17 20:58:33 +05:30
parent d8b415a075
commit c803e22e8a
15 changed files with 695 additions and 66 deletions
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14
src/LegacySocket/socket.ts
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@@ -2,7 +2,7 @@ import { Boom } from '@hapi/boom'
import { STATUS_CODES } from "http"
import { promisify } from "util"
import WebSocket from "ws"
import { BinaryNode, encodeBinaryNode } from "../WABinary"
import { BinaryNode, encodeBinaryNodeLegacy } from "../WABinary"
import { DisconnectReason, LegacySocketConfig, SocketQueryOptions, SocketSendMessageOptions, WAFlag, WAMetric, WATag } from "../Types"
import { aesEncrypt, hmacSign, promiseTimeout, unixTimestampSeconds, decodeWAMessage } from "../Utils"
import { DEFAULT_ORIGIN, DEF_CALLBACK_PREFIX, DEF_TAG_PREFIX, PHONE_CONNECTION_CB } from "../Defaults"
@@ -78,7 +78,7 @@ export const makeSocket = ({
if(!authInfo) {
throw new Boom('No encryption/mac keys to encrypt node with', { statusCode: 400 })
}
const binary = encodeBinaryNode(json) // encode the JSON to the WhatsApp binary format
const binary = encodeBinaryNodeLegacy(json) // encode the JSON to the WhatsApp binary format
const buff = aesEncrypt(binary, authInfo.encKey) // encrypt it using AES and our encKey
const sign = hmacSign(buff, authInfo.macKey) // sign the message using HMAC and our macKey
@@ -115,9 +115,9 @@ export const makeSocket = ({
ws.removeAllListeners('ws-close')
}
const onMessageRecieved = (message: string | Buffer) => {
if(message[0] === '!') {
if(message[0] === '!' || message[0] === '!'.charCodeAt(0)) {
// when the first character in the message is an '!', the server is sending a pong frame
const timestamp = message.slice(1, message.length).toString ('utf-8')
const timestamp = message.slice(1, message.length).toString()
lastDateRecv = new Date(parseInt(timestamp))
ws.emit('received-pong')
} else {
@@ -142,9 +142,9 @@ export const makeSocket = ({
/* Check if this is a response to a message we sent */
anyTriggered = ws.emit(`${DEF_TAG_PREFIX}${messageTag}`, json)
/* Check if this is a response to a message we are expecting */
const l0 = json.header || json[0] || ''
const l1 = json?.attributes || json?.[1] || { }
const l2 = json?.data?.[0]?.header || json[2]?.[0] || ''
const l0 = json.tag || json[0] || ''
const l1 = json?.attrs || json?.[1] || { }
const l2 = json?.content?.[0]?.tag || json[2]?.[0] || ''
Object.keys(l1).forEach(key => {
anyTriggered = ws.emit(`${DEF_CALLBACK_PREFIX}${l0},${key}:${l1[key]},${l2}`, json) || anyTriggered