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 ) {
    try {
        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)
    } catch (e) {
        console.error('joinChain', e)
    }
}