@wagmi/connectors
Version:
Collection of connectors for Wagmi
237 lines • 10.4 kB
JavaScript
import { ChainNotConfiguredError, createConnector, } from '@wagmi/core';
import { getAddress, numberToHex, SwitchChainError, UserRejectedRequestError, } from 'viem';
export function baseAccount(parameters = {}) {
let walletProvider;
let accountsChanged;
let chainChanged;
let disconnect;
return createConnector((config) => ({
id: 'baseAccount',
name: 'Base Account',
rdns: 'app.base.account',
type: 'baseAccount',
async connect({ chainId, withCapabilities, ...rest } = {}) {
try {
const provider = await this.getProvider();
const targetChainId = chainId ?? config.chains[0]?.id;
if (!targetChainId)
throw new ChainNotConfiguredError();
let { accounts, currentChainId } = await (async () => {
if (rest.isReconnecting)
return {
accounts: (await provider.request({
method: 'eth_accounts',
params: [],
})).map((x) => ({ address: getAddress(x) })),
currentChainId: await this.getChainId(),
};
const response = (await provider.request({
method: 'wallet_connect',
params: [
{
capabilities: 'capabilities' in rest && rest.capabilities
? rest.capabilities
: {},
chainIds: [
numberToHex(targetChainId),
...config.chains
.filter((x) => x.id !== targetChainId)
.map((x) => numberToHex(x.id)),
],
},
],
}));
const orderedAccounts = (await provider.request({
method: 'eth_accounts',
}));
const accounts = orderedAccounts.map((account1) => response.accounts.find((account2) => account2.address === account1) ?? { address: account1 });
return {
accounts: accounts.map((account) => ({
address: getAddress(account.address),
capabilities: account.capabilities ?? {},
})),
currentChainId: Number(response.chainIds[0]),
};
})();
if (!accountsChanged) {
accountsChanged = this.onAccountsChanged.bind(this);
provider.on('accountsChanged', accountsChanged);
}
if (!chainChanged) {
chainChanged = this.onChainChanged.bind(this);
provider.on('chainChanged', chainChanged);
}
if (!disconnect) {
disconnect = this.onDisconnect.bind(this);
provider.on('disconnect', disconnect);
}
// Switch to chain if provided
if (chainId && currentChainId !== chainId) {
const chain = await this.switchChain({ chainId }).catch((error) => {
if (error.code === UserRejectedRequestError.code)
throw error;
return { id: currentChainId };
});
currentChainId = chain?.id ?? currentChainId;
}
return {
// TODO(v3): Make `withCapabilities: true` default behavior
accounts: (withCapabilities
? accounts
: accounts.map((account) => account.address)),
chainId: currentChainId,
};
}
catch (error) {
if (/(user closed modal|accounts received is empty|user denied account|request rejected)/i.test(error.message))
throw new UserRejectedRequestError(error);
throw error;
}
},
async disconnect() {
const provider = await this.getProvider();
if (accountsChanged) {
provider.removeListener('accountsChanged', accountsChanged);
accountsChanged = undefined;
}
if (chainChanged) {
provider.removeListener('chainChanged', chainChanged);
chainChanged = undefined;
}
if (disconnect) {
provider.removeListener('disconnect', disconnect);
disconnect = undefined;
}
provider.disconnect();
},
async getAccounts() {
const provider = await this.getProvider();
return (await provider.request({
method: 'eth_accounts',
})).map((x) => getAddress(x));
},
async getChainId() {
const provider = await this.getProvider();
const chainId = (await provider.request({
method: 'eth_chainId',
}));
return Number(chainId);
},
async getProvider() {
if (!walletProvider) {
const preference = (() => {
if (typeof parameters.preference === 'string')
return { options: parameters.preference };
return {
...parameters.preference,
options: parameters.preference?.options ?? 'all',
};
})();
const { createBaseAccountSDK } = await (() => {
// safe webpack optional peer dependency dynamic import
try {
return import('@base-org/account');
}
catch {
throw new Error('dependency "@base-org/account" not found');
}
})();
const sdk = createBaseAccountSDK({
...parameters,
appChainIds: config.chains.map((x) => x.id),
preference,
});
walletProvider = sdk.getProvider();
}
return walletProvider;
},
async isAuthorized() {
try {
const accounts = await this.getAccounts();
return !!accounts.length;
}
catch {
return false;
}
},
async switchChain({ addEthereumChainParameter, chainId }) {
const chain = config.chains.find((chain) => chain.id === chainId);
if (!chain)
throw new SwitchChainError(new ChainNotConfiguredError());
const provider = await this.getProvider();
try {
await provider.request({
method: 'wallet_switchEthereumChain',
params: [{ chainId: numberToHex(chain.id) }],
});
return chain;
}
catch (error) {
// Indicates chain is not added to provider
if (error.code === 4902) {
try {
let blockExplorerUrls;
if (addEthereumChainParameter?.blockExplorerUrls)
blockExplorerUrls = addEthereumChainParameter.blockExplorerUrls;
else
blockExplorerUrls = chain.blockExplorers?.default.url
? [chain.blockExplorers?.default.url]
: [];
let rpcUrls;
if (addEthereumChainParameter?.rpcUrls?.length)
rpcUrls = addEthereumChainParameter.rpcUrls;
else
rpcUrls = [chain.rpcUrls.default?.http[0] ?? ''];
const addEthereumChain = {
blockExplorerUrls,
chainId: numberToHex(chainId),
chainName: addEthereumChainParameter?.chainName ?? chain.name,
iconUrls: addEthereumChainParameter?.iconUrls,
nativeCurrency: addEthereumChainParameter?.nativeCurrency ??
chain.nativeCurrency,
rpcUrls,
};
await provider.request({
method: 'wallet_addEthereumChain',
params: [addEthereumChain],
});
return chain;
}
catch (error) {
throw new UserRejectedRequestError(error);
}
}
throw new SwitchChainError(error);
}
},
onAccountsChanged(accounts) {
if (accounts.length === 0)
this.onDisconnect();
else
config.emitter.emit('change', {
accounts: accounts.map((x) => getAddress(x)),
});
},
onChainChanged(chain) {
const chainId = Number(chain);
config.emitter.emit('change', { chainId });
},
async onDisconnect(_error) {
config.emitter.emit('disconnect');
const provider = await this.getProvider();
if (accountsChanged) {
provider.removeListener('accountsChanged', accountsChanged);
accountsChanged = undefined;
}
if (chainChanged) {
provider.removeListener('chainChanged', chainChanged);
chainChanged = undefined;
}
if (disconnect) {
provider.removeListener('disconnect', disconnect);
disconnect = undefined;
}
},
}));
}
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