status-desktop/ui/app/AppLayouts/Wallet/services/dapps/helpers.js

133 lines
4.3 KiB
JavaScript

.import StatusQ.Core.Utils 0.1 as SQUtils
function chainIdFromEip155(chain) {
return parseInt(chain.split(':').pop().trim(), 10)
}
function isHex(str) {
return str.startsWith('0x') && str.length % 2 === 0 && /^[0-9a-fA-F]*$/.test(str.slice(2))
}
function hexToString(hex) {
if (hex.startsWith("0x")) {
hex = hex.substring(2);
}
var str = '';
for (var i = 0; i < hex.length; i += 2) {
str += String.fromCharCode(parseInt(hex.substr(i, 2), 16));
}
return str;
}
function strToHex(str) {
var hex = '';
for (var i = 0; i < str.length; i++) {
var byte = str.charCodeAt(i).toString(16);
hex += (byte.length < 2 ? '0' : '') + byte;
}
return '0x' + hex;
}
function extractChainsAndAccountsFromApprovedNamespaces(approvedNamespaces) {
const eip155Data = approvedNamespaces.eip155;
const chains = eip155Data.chains.map(chainIdFromEip155);
const accountSet = new Set(
eip155Data.accounts.map(account => account.split(':').pop().trim())
);
const uniqueAccounts = Array.from(accountSet);
return { chains, accounts: uniqueAccounts };
}
function buildSupportedNamespacesFromModels(chainsModel, accountsModel, methods) {
var chainIds = []
var addresses = []
for (let i = 0; i < chainsModel.count; i++) {
let entry = SQUtils.ModelUtils.get(chainsModel, i)
chainIds.push(parseInt(entry.chainId))
}
for (let i = 0; i < accountsModel.count; i++) {
let entry = SQUtils.ModelUtils.get(accountsModel, i)
addresses.push(entry.address)
}
return buildSupportedNamespaces(chainIds, addresses, methods)
}
function buildSupportedNamespaces(chainIds, addresses, methods) {
let eipChainIds = []
let eipAddresses = []
for (let i = 0; i < chainIds.length; i++) {
let chainId = chainIds[i]
eipChainIds.push(`"eip155:${chainId}"`)
for (let i = 0; i < addresses.length; i++) {
eipAddresses.push(`"eip155:${chainId}:${addresses[i]}"`)
}
}
let methodsStr = methods.map(method => `"${method}"`).join(',')
return `{
"eip155":{
"chains": [${eipChainIds.join(',')}],
"methods": [${methodsStr}],
"events": ["chainChanged","accountsChanged","message","disconnect","connect"],
"accounts": [${eipAddresses.join(',')}]
}
}`
}
function validURI(uri) {
const regex = /^wc:[0-9a-fA-F-]*@([1-9][0-9]*)(\?([a-zA-Z-]+=[^&]+)(&[a-zA-Z-]+=[^&]+)*)?$/
return regex.test(uri)
}
function extractInfoFromPairUri(uri) {
let topic = ""
let expiry = NaN
// Extract topic and expiry from wc:99fdcac5cc081ac8c1181b4c38c5dc49fb5eb212706d5c94c445be549765e7f0@2?expiryTimestamp=1720090818&relay-protocol=irn&symKey=c6b67d94174bd42d16ff288220ce9b8966e5b56a2d3570a30d5b0a760f1953f0
const regex = /wc:([0-9a-fA-F]*)/
const match = uri.match(regex)
if (match) {
topic = match[1]
}
let parts = uri.split('?')
if (parts.length > 1) {
const params = parts[1].split('&')
for (let i = 0; i < params.length; i++) {
const keyVal = params[i].split('=')
if (keyVal[0] === 'expiryTimestamp') {
expiry = parseInt(keyVal[1])
}
}
}
return { topic, expiry }
}
function filterActiveSessionsForKnownAccounts(sessions, accountsModel) {
let knownSessions = ({})
Object.keys(sessions).forEach((topic) => {
const session = sessions[topic]
const eip155Addresses = session.namespaces.eip155.accounts
const accountSet = new Set(
eip155Addresses.map(eip155Address => eip155Address.split(':').pop().trim())
);
const uniqueAddresses = Array.from(accountSet);
const firstAccount = SQUtils.ModelUtils.getFirstModelEntryIf(accountsModel, (account) => {
return uniqueAddresses.includes(account.address)
})
if (!firstAccount) {
return
}
knownSessions[topic] = session
})
return knownSessions
}
function getAccountsInSession(session) {
const eip155Addresses = session.namespaces.eip155.accounts
const accountSet = new Set(
eip155Addresses.map(eip155Address => eip155Address.split(':').pop().trim())
);
const uniqueAddresses = Array.from(accountSet);
return uniqueAddresses
}