coingecko-tokens/lib/update.js

Aggregated list of Token Lists from CoinGecko

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getPinnedList = getPinnedList;
const promises_1 = require("fs/promises");
const getCoingeko_1 = require("./getCoingeko");
const getTopTokens_1 = require("./getTopTokens");
const fileHeader = `/* Autogenerated file. Do not edit manually. */
/* tslint:disable */
/* eslint-disable */
import type { TokenList } from '@uniswap/token-lists';

export const tokenlist: TokenList = `;
const logoURI = 'https://cdn.jsdelivr.net/gh/cpuchain/coingecko-tokens@main/cg.png';
async function getPinnedList() {
    return JSON.parse(await (0, promises_1.readFile)('./pinnedTokens.json', { encoding: 'utf8' }));
}
async function main() {
    const lists = await (0, getCoingeko_1.getCoingekoLists)({ rebuildList: true });
    const pinnedTokens = await getPinnedList();
    const { topTokens, topTokenSet } = await (0, getTopTokens_1.getTopTokens)();
    const tokenList = lists[0];
    lists.forEach((list) => {
        tokenList.tokens.push(...list.tokens);
    });
    const chains = [...new Set(tokenList.tokens.map(({ chainId }) => chainId))];
    console.log(`Got ${tokenList.tokens.length} tokens of ${chains.join(', ')} chains from coingecko`);
    /**
     * Init top 1000 tokens
     */
    const newTokenList = JSON.parse(JSON.stringify(tokenList));
    /**
     * Fix broken logo file
     */
    newTokenList.name = 'CoinGecko Top 1000';
    newTokenList.logoURI = logoURI;
    const uniqueSet = new Set();
    newTokenList.tokens = pinnedTokens
        .concat(newTokenList.tokens)
        .filter((token) => {
        const isPinnedOrTop = token.extensions?.pinned || topTokenSet.has(token.symbol?.toLowerCase());
        if (!isPinnedOrTop) {
            return false;
        }
        const key = `${token.chainId}_${token.address}`;
        if (uniqueSet.has(key)) {
            return false;
        }
        uniqueSet.add(key);
        return true;
    })
        .map((token) => {
        const { current_price, market_cap_rank, name } = topTokens.find((tkn) => tkn.symbol === token.symbol.toLowerCase()) || {};
        const isPinned = token.extensions?.pinned;
        const isBinancePeg = token.name.startsWith('Binance Peg');
        const isSameName = token.name === name;
        if (current_price && market_cap_rank && (isPinned || isBinancePeg || isSameName)) {
            token.extensions = {
                ...(token.extensions || {}),
                marketCapRank: market_cap_rank,
                usdPrice: current_price,
            };
        }
        return token;
    })
        .sort((a, b) => {
        if (a.chainId === b.chainId) {
            const aRank = Number(a.extensions?.marketCapRank || newTokenList.tokens.length);
            const bRank = Number(b.extensions?.marketCapRank || newTokenList.tokens.length);
            return aRank - bRank;
        }
        return a.chainId - b.chainId;
    });
    console.log(`Got ${newTokenList.tokens.length} tokens of ${chains.join(', ')} chains from coingecko top 1000`);
    await (0, promises_1.writeFile)('./tokenlist.json', JSON.stringify(tokenList, null, 2));
    await (0, promises_1.writeFile)('./tokenlist.top.json', JSON.stringify(newTokenList, null, 2));
    await (0, promises_1.writeFile)('./src/tokenlist.ts', `${fileHeader}${JSON.stringify(tokenList, null, 2)};`);
    await (0, promises_1.writeFile)('./src/top.ts', `${fileHeader}${JSON.stringify(newTokenList, null, 2)};`);
}
main();