quickswap-smart-order-router/build/main/providers/v3/static-subgraph-provider.js

QuickSwap Smart Order Router

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.StaticV3SubgraphProvider = void 0;
const v3_sdk_1 = require("@uniswap/v3-sdk");
const jsbi_1 = __importDefault(require("jsbi"));
const lodash_1 = __importDefault(require("lodash"));
const amounts_1 = require("../../util/amounts");
const chains_1 = require("../../util/chains");
const log_1 = require("../../util/log");
const token_provider_1 = require("../token-provider");
const BASES_TO_CHECK_TRADES_AGAINST = {
    [chains_1.ChainId.MAINNET]: [
        chains_1.WRAPPED_NATIVE_CURRENCY[chains_1.ChainId.MAINNET],
        token_provider_1.DAI_MAINNET,
        token_provider_1.USDC_MAINNET,
        token_provider_1.USDT_MAINNET,
        token_provider_1.WBTC_MAINNET,
    ],
    [chains_1.ChainId.ROPSTEN]: [
        chains_1.WRAPPED_NATIVE_CURRENCY[chains_1.ChainId.ROPSTEN],
        token_provider_1.DAI_ROPSTEN,
        token_provider_1.USDT_ROPSTEN,
        token_provider_1.USDC_ROPSTEN,
    ],
    [chains_1.ChainId.RINKEBY]: [
        chains_1.WRAPPED_NATIVE_CURRENCY[chains_1.ChainId.RINKEBY],
        token_provider_1.DAI_RINKEBY_1,
        token_provider_1.DAI_RINKEBY_2,
        token_provider_1.USDC_RINKEBY,
        token_provider_1.USDT_RINKEBY,
    ],
    [chains_1.ChainId.GÖRLI]: [
        chains_1.WRAPPED_NATIVE_CURRENCY[chains_1.ChainId.GÖRLI],
        token_provider_1.USDT_GÖRLI,
        token_provider_1.USDC_GÖRLI,
        token_provider_1.WBTC_GÖRLI,
        token_provider_1.DAI_GÖRLI,
    ],
    [chains_1.ChainId.KOVAN]: [
        chains_1.WRAPPED_NATIVE_CURRENCY[chains_1.ChainId.KOVAN],
        token_provider_1.USDC_KOVAN,
        token_provider_1.USDT_KOVAN,
        token_provider_1.WBTC_KOVAN,
        token_provider_1.DAI_KOVAN,
    ],
    [chains_1.ChainId.OPTIMISM]: [
        chains_1.WRAPPED_NATIVE_CURRENCY[chains_1.ChainId.OPTIMISM],
        token_provider_1.USDC_OPTIMISM,
        token_provider_1.DAI_OPTIMISM,
        token_provider_1.USDT_OPTIMISM,
        token_provider_1.WBTC_OPTIMISM,
    ],
    [chains_1.ChainId.ARBITRUM_ONE]: [
        chains_1.WRAPPED_NATIVE_CURRENCY[chains_1.ChainId.ARBITRUM_ONE],
        token_provider_1.WBTC_ARBITRUM,
        token_provider_1.DAI_ARBITRUM,
        token_provider_1.USDC_ARBITRUM,
        token_provider_1.USDT_ARBITRUM,
    ],
    [chains_1.ChainId.ARBITRUM_RINKEBY]: [
        chains_1.WRAPPED_NATIVE_CURRENCY[chains_1.ChainId.ARBITRUM_RINKEBY],
        token_provider_1.DAI_ARBITRUM_RINKEBY,
        token_provider_1.UNI_ARBITRUM_RINKEBY,
        token_provider_1.USDT_ARBITRUM_RINKEBY,
    ],
    [chains_1.ChainId.OPTIMISTIC_KOVAN]: [
        chains_1.WRAPPED_NATIVE_CURRENCY[chains_1.ChainId.OPTIMISTIC_KOVAN],
        token_provider_1.DAI_OPTIMISTIC_KOVAN,
        token_provider_1.WBTC_OPTIMISTIC_KOVAN,
        token_provider_1.USDT_OPTIMISTIC_KOVAN,
        token_provider_1.USDC_OPTIMISTIC_KOVAN,
    ],
    [chains_1.ChainId.POLYGON]: [token_provider_1.USDC_POLYGON, token_provider_1.WETH_POLYGON, token_provider_1.WMATIC_POLYGON],
    [chains_1.ChainId.POLYGON_MUMBAI]: [
        token_provider_1.DAI_POLYGON_MUMBAI,
        chains_1.WRAPPED_NATIVE_CURRENCY[chains_1.ChainId.POLYGON_MUMBAI],
        token_provider_1.WMATIC_POLYGON_MUMBAI,
    ],
};
/**
 * Provider that uses a hardcoded list of V3 pools to generate a list of subgraph pools.
 *
 * Since the pools are hardcoded and the data does not come from the Subgraph, the TVL values
 * are dummys and should not be depended on.
 *
 * Useful for instances where other data sources are unavailable. E.g. Subgraph not available.
 *
 * @export
 * @class StaticV3SubgraphProvider
 */
class StaticV3SubgraphProvider {
    constructor(chainId, poolProvider) {
        this.chainId = chainId;
        this.poolProvider = poolProvider;
    }
    async getPools(tokenIn, tokenOut) {
        log_1.log.info('In static subgraph provider for V3');
        const bases = BASES_TO_CHECK_TRADES_AGAINST[this.chainId];
        const basePairs = lodash_1.default.flatMap(bases, (base) => bases.map((otherBase) => [base, otherBase]));
        if (tokenIn && tokenOut) {
            basePairs.push([tokenIn, tokenOut], ...bases.map((base) => [tokenIn, base]), ...bases.map((base) => [tokenOut, base]));
        }
        const pairs = (0, lodash_1.default)(basePairs)
            .filter((tokens) => Boolean(tokens[0] && tokens[1]))
            .filter(([tokenA, tokenB]) => tokenA.address !== tokenB.address && !tokenA.equals(tokenB))
            .flatMap(([tokenA, tokenB]) => {
            return [
                [tokenA, tokenB, v3_sdk_1.FeeAmount.LOWEST],
                [tokenA, tokenB, v3_sdk_1.FeeAmount.LOW],
                [tokenA, tokenB, v3_sdk_1.FeeAmount.MEDIUM],
                [tokenA, tokenB, v3_sdk_1.FeeAmount.HIGH],
            ];
        })
            .value();
        log_1.log.info(`V3 Static subgraph provider about to get ${pairs.length} pools on-chain`);
        const poolAccessor = await this.poolProvider.getPools(pairs);
        const pools = poolAccessor.getAllPools();
        const poolAddressSet = new Set();
        const subgraphPools = (0, lodash_1.default)(pools)
            .map((pool) => {
            const { token0, token1, fee, liquidity } = pool;
            const poolAddress = v3_sdk_1.Pool.getAddress(pool.token0, pool.token1, pool.fee);
            if (poolAddressSet.has(poolAddress)) {
                return undefined;
            }
            poolAddressSet.add(poolAddress);
            const liquidityNumber = jsbi_1.default.toNumber(liquidity);
            return {
                id: poolAddress,
                feeTier: (0, amounts_1.unparseFeeAmount)(fee),
                liquidity: liquidity.toString(),
                token0: {
                    id: token0.address,
                },
                token1: {
                    id: token1.address,
                },
                // As a very rough proxy we just use liquidity for TVL.
                tvlETH: liquidityNumber,
                tvlUSD: liquidityNumber,
            };
        })
            .compact()
            .value();
        return subgraphPools;
    }
}
exports.StaticV3SubgraphProvider = StaticV3SubgraphProvider;
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xFQUFFLEVBQUUsTUFBTSxDQUFDLE9BQU87aUJBQ25CO2dCQUNELE1BQU0sRUFBRTtvQkFDTixFQUFFLEVBQUUsTUFBTSxDQUFDLE9BQU87aUJBQ25CO2dCQUNELHVEQUF1RDtnQkFDdkQsTUFBTSxFQUFFLGVBQWU7Z0JBQ3ZCLE1BQU0sRUFBRSxlQUFlO2FBQ3hCLENBQUM7UUFDSixDQUFDLENBQUM7YUFDRCxPQUFPLEVBQUU7YUFDVCxLQUFLLEVBQUUsQ0FBQztRQUVYLE9BQU8sYUFBYSxDQUFDO0lBQ3ZCLENBQUM7Q0FDRjtBQXJGRCw0REFxRkMifQ==