Security News
ESLint is Now Language-Agnostic: Linting JSON, Markdown, and Beyond
ESLint has added JSON and Markdown linting support with new officially-supported plugins, expanding its versatility beyond JavaScript.
@walletconnect/client
Advanced tools
Client for WalletConnect
For more details, read the documentation
yarn add @walletconnect/client
# OR
npm install --save @walletconnect/client
import WalletConnect from "@walletconnect/client";
// Create a connector
const connector = new WalletConnect({
bridge: "https://bridge.walletconnect.org", // Required
});
connector.on("session_update", (error, payload) => {
if (error) {
throw error;
}
// Get updated accounts and chainId
const { accounts, chainId } = payload.params[0];
});
connector.on("disconnect", (error, payload) => {
if (error) {
throw error;
}
// Delete connector
});
const { accounts, chainId } = await connector.connect();
// Draft transaction
const tx = {
from: "0xbc28Ea04101F03aA7a94C1379bc3AB32E65e62d3", // Required
to: "0x89D24A7b4cCB1b6fAA2625Fe562bDd9A23260359", // Required (for non contract deployments)
data: "0x", // Required
gasPrice: "0x02540be400", // Optional
gasLimit: "0x9c40", // Optional
value: "0x00", // Optional
nonce: "0x0114", // Optional
};
// Send transaction
connector
.sendTransaction(tx)
.then(result => {
// Returns transaction id (hash)
console.log(result);
})
.catch(error => {
// Error returned when rejected
console.error(error);
});
// Draft transaction
const tx = {
from: "0xbc28Ea04101F03aA7a94C1379bc3AB32E65e62d3", // Required
to: "0x89D24A7b4cCB1b6fAA2625Fe562bDd9A23260359", // Required (for non contract deployments)
data: "0x", // Required
gasPrice: "0x02540be400", // Optional
gasLimit: "0x9c40", // Optional
value: "0x00", // Optional
nonce: "0x0114", // Optional
};
// Sign transaction
connector
.signTransaction(tx)
.then(result => {
// Returns signed transaction
console.log(result);
})
.catch(error => {
// Error returned when rejected
console.error(error);
});
// Draft Message Parameters
const message = "My email is john@doe.com - 1537836206101"
const msgParams = [
convertUtf8ToHex(message) // Required
"0xbc28ea04101f03ea7a94c1379bc3ab32e65e62d3", // Required
];
// Sign personal message
connector
.signPersonalMessage(msgParams)
.then((result) => {
// Returns signature.
console.log(result)
})
.catch(error => {
// Error returned when rejected
console.error(error);
})
// Draft Message Parameters
const message = "My email is john@doe.com - 1537836206101";
const msgParams = [
"0xbc28ea04101f03ea7a94c1379bc3ab32e65e62d3", // Required
keccak256("\x19Ethereum Signed Message:\n" + len(message) + message)) // Required
];
// Sign message
connector
.signMessage(msgParams)
.then((result) => {
// Returns signature.
console.log(result)
})
.catch(error => {
// Error returned when rejected
console.error(error);
})
// Draft Message Parameters
const typedData = {
types: {
EIP712Domain: [
{ name: "name", type: "string" },
{ name: "version", type: "string" },
{ name: "chainId", type: "uint256" },
{ name: "verifyingContract", type: "address" },
],
Person: [
{ name: "name", type: "string" },
{ name: "account", type: "address" },
],
Mail: [
{ name: "from", type: "Person" },
{ name: "to", type: "Person" },
{ name: "contents", type: "string" },
],
},
primaryType: "Mail",
domain: {
name: "Example Dapp",
version: "1.0.0-beta",
chainId: 1,
verifyingContract: "0x0000000000000000000000000000000000000000",
},
message: {
from: {
name: "Alice",
account: "0xaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
},
to: {
name: "Bob",
account: "0xbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb",
},
contents: "Hey, Bob!",
},
};
const msgParams = [
"0xbc28ea04101f03ea7a94c1379bc3ab32e65e62d3", // Required
typedData, // Required
];
// Sign Typed Data
connector
.signTypedData(msgParams)
.then(result => {
// Returns signature.
console.log(result);
})
.catch(error => {
// Error returned when rejected
console.error(error);
});
// Draft Custom Request
const customRequest = {
id: 1337,
jsonrpc: "2.0",
method: "eth_signTransaction",
params: [
{
from: "0xbc28Ea04101F03aA7a94C1379bc3AB32E65e62d3",
to: "0x89D24A7b4cCB1b6fAA2625Fe562bDd9A23260359",
data: "0x",
gasPrice: "0x02540be400",
gasLimit: "0x9c40",
value: "0x00",
nonce: "0x0114",
},
],
};
// Send Custom Request
connector
.sendCustomRequest(customRequest)
.then(result => {
// Returns request result
console.log(result);
})
.catch(error => {
// Error returned when rejected
console.error(error);
});
import WalletConnect from "@walletconnect/browser";
import WalletConnectQRCodeModal from "@walletconnect/qrcode-modal";
// Create a connector
const connector = new WalletConnect();
// Draft Instant Request
const instantRequest = {
id: 1,
jsonrpc: "2.0",
method: "eth_signTransaction",
params: [
{
from: "0xbc28ea04101f03ea7a94c1379bc3ab32e65e62d3",
to: "0x0000000000000000000000000000000000000000",
nonce: 1,
gas: 100000,
value: 0,
data: "0x0",
},
],
};
// Create Instant Request
connector
.createInstantRequest(instantRequest)
.then(result => {
// Get Instant Request Result
console.log(result);
})
.catch(error => {
// Handle Error or Rejection
console.error(error);
});
FAQs
Client for WalletConnect
The npm package @walletconnect/client receives a total of 60,826 weekly downloads. As such, @walletconnect/client popularity was classified as popular.
We found that @walletconnect/client demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 5 open source maintainers collaborating on the project.
Did you know?
Socket for GitHub automatically highlights issues in each pull request and monitors the health of all your open source dependencies. Discover the contents of your packages and block harmful activity before you install or update your dependencies.
Security News
ESLint has added JSON and Markdown linting support with new officially-supported plugins, expanding its versatility beyond JavaScript.
Security News
Members Hub is conducting large-scale campaigns to artificially boost Discord server metrics, undermining community trust and platform integrity.
Security News
NIST has failed to meet its self-imposed deadline of clearing the NVD's backlog by the end of the fiscal year. Meanwhile, CVE's awaiting analysis have increased by 33% since June.