vega-frontend-monorepo/apps/trading/components/app-loader/web3-provider.tsx

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import {
useEthereumConfig,
createConnectors,
Web3Provider as Web3ProviderInternal,
useWeb3ConnectStore,
} from '@vegaprotocol/web3';
import { AsyncRenderer } from '@vegaprotocol/ui-toolkit';
import { t } from '@vegaprotocol/i18n';
import { useEnvironment } from '@vegaprotocol/environment';
import type { ReactNode } from 'react';
import { useEffect } from 'react';
export const Web3Provider = ({ children }: { children: ReactNode }) => {
const { config, loading, error } = useEthereumConfig();
const { ETHEREUM_PROVIDER_URL, ETH_LOCAL_PROVIDER_URL, ETH_WALLET_MNEMONIC } =
useEnvironment();
const [connectors, initializeConnectors] = useWeb3ConnectStore((store) => [
store.connectors,
store.initialize,
]);
useEffect(() => {
if (config?.chain_id) {
return initializeConnectors(
createConnectors(
ETHEREUM_PROVIDER_URL,
Number(config?.chain_id),
ETH_LOCAL_PROVIDER_URL,
ETH_WALLET_MNEMONIC
),
Number(config.chain_id)
);
}
}, [
config?.chain_id,
ETHEREUM_PROVIDER_URL,
initializeConnectors,
ETH_LOCAL_PROVIDER_URL,
ETH_WALLET_MNEMONIC,
]);
return (
<AsyncRenderer
loading={loading}
error={error}
data={connectors}
noDataCondition={(d) => {
if (!d) return true;
return d.length < 1;
}}
noDataMessage={t('Could not fetch Ethereum configuration')}
>
<Web3ProviderInternal connectors={connectors}>
<>{children}</>
</Web3ProviderInternal>
</AsyncRenderer>
);
};