import fs from "fs";
import {marks} from "./cache.js";

export const chainInfo = JSON.parse(fs.readFileSync('../contract/version.json')).chainInfo
console.log('chainInfo', chainInfo)

export async function joinChain( socket, chainId ) {
    if (socket.chainId)
        socket.leave(socket.chainId)
    socket.join(chainId)
    socket.chainId = chainId
    const items = await marks.items(chainId);
    for (let [token,mark] of items)
        socket.emit('mark.usd', chainId, token, mark)
}