@broxus/js-bridge-essentials/dist/esm/utils/network/get-evm-connection.js

Bridge JavaScript Essentials library

import Web3 from 'web3';
const connections = new Map();
export function getEvmConnection(networks, chainId, network) {
    networks.forEach(value => {
        if (!connections.has(value.chainId.toString())) {
            connections.set(value.chainId, new Web3(value.rpcUrl));
        }
    });
    if (connections.has(chainId)) {
        const connection = connections.get(chainId);
        if (!connection) {
            throw new Error('Cannot get EVM connection');
        }
        return connection;
    }
    if (network?.rpcUrl) {
        const connection = new Web3(network.rpcUrl);
        connections.set(network.chainId, connection);
        return connection;
    }
    throw new Error('Cannot get EVM connection');
}