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Update Utils.ts

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This commit is contained in:
Adhiraj
2020-08-12 20:51:31 +05:30
parent 8202203c2e
commit 6c4d96af32
1 changed files with 4 additions and 4 deletions
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8
src/WAConnection/Utils.ts
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@@ -93,7 +93,7 @@ export function generateClientID() {
export function generateMessageID() {
return randomBytes(10).toString('hex').toUpperCase()
}
export function decryptWA (message: any, macKey: Buffer, encKey: Buffer, decoder: Decoder, fromMe: boolean=false): [string, Object, [number, number]?] {
export function decryptWA (message: string | Buffer, macKey: Buffer, encKey: Buffer, decoder: Decoder, fromMe: boolean=false): [string, Object, [number, number]?] {
let commaIndex = message.indexOf(',') // all whatsapp messages have a tag and a comma, followed by the actual message
if (commaIndex < 0) throw Error ('invalid message: ' + message) // if there was no comma, then this message must be not be valid
@@ -110,13 +110,13 @@ export function decryptWA (message: any, macKey: Buffer, encKey: Buffer, decoder
let json
let tags = null
if (data[0] === '[' || data[0] === '{') {
if (typeof data === 'string') {
// if the first character is a "[", then the data must just be plain JSON array or object
json = JSON.parse(data) // parse the JSON
} else {
if (!macKey || !encKey) {
// if we recieved a message that was encrypted but we don't have the keys, then there must be an error
throw new Error ('recieved encrypted buffer when auth creds unavailable')
console.warn ('recieved encrypted buffer when auth creds unavailable: ' + message)
return
}
/*
If the data recieved was not a JSON, then it must be an encrypted message.