@uniswap/smart-order-router
Version:
Uniswap Smart Order Router
66 lines • 5.17 kB
JavaScript
import { Protocol } from '@uniswap/router-sdk';
import { ChainId } from '@uniswap/sdk-core';
import { SubgraphProvider } from '../subgraph-provider';
const SUBGRAPH_URL_BY_CHAIN = {
[ChainId.MAINNET]: 'https://api.thegraph.com/subgraphs/name/uniswap/uniswap-v3',
[ChainId.OPTIMISM]: 'https://api.thegraph.com/subgraphs/name/ianlapham/optimism-post-regenesis',
// todo: add once subgraph is live
[ChainId.OPTIMISM_SEPOLIA]: '',
[ChainId.ARBITRUM_ONE]: 'https://api.thegraph.com/subgraphs/name/ianlapham/arbitrum-minimal',
// todo: add once subgraph is live
[ChainId.ARBITRUM_SEPOLIA]: '',
[ChainId.POLYGON]: 'https://api.thegraph.com/subgraphs/name/ianlapham/uniswap-v3-polygon',
[ChainId.CELO]: 'https://api.thegraph.com/subgraphs/name/jesse-sawa/uniswap-celo',
[ChainId.GOERLI]: 'https://api.thegraph.com/subgraphs/name/ianlapham/uniswap-v3-gorli',
[ChainId.BNB]: 'https://api.thegraph.com/subgraphs/name/ilyamk/uniswap-v3---bnb-chain',
[ChainId.AVALANCHE]: 'https://api.thegraph.com/subgraphs/name/lynnshaoyu/uniswap-v3-avax',
[ChainId.BASE]: 'https://api.studio.thegraph.com/query/48211/uniswap-v3-base/version/latest',
[ChainId.BLAST]: 'https://gateway-arbitrum.network.thegraph.com/api/0ae45f0bf40ae2e73119b44ccd755967/subgraphs/id/2LHovKznvo8YmKC9ZprPjsYAZDCc4K5q4AYz8s3cnQn1',
};
export class V3SubgraphProvider extends SubgraphProvider {
constructor(chainId, retries = 2, timeout = 30000, rollback = true, trackedEthThreshold = 0.01, untrackedUsdThreshold = Number.MAX_VALUE, subgraphUrlOverride) {
super(Protocol.V3, chainId, retries, timeout, rollback, trackedEthThreshold, untrackedUsdThreshold, subgraphUrlOverride !== null && subgraphUrlOverride !== void 0 ? subgraphUrlOverride : SUBGRAPH_URL_BY_CHAIN[chainId]);
}
subgraphQuery(blockNumber) {
return `
query getPools($pageSize: Int!, $id: String) {
pools(
first: $pageSize
${blockNumber ? `block: { number: ${blockNumber} }` : ``}
where: { id_gt: $id }
) {
id
token0 {
symbol
id
}
token1 {
symbol
id
}
feeTier
liquidity
totalValueLockedUSD
totalValueLockedETH
totalValueLockedUSDUntracked
}
}
`;
}
mapSubgraphPool(rawPool) {
return {
id: rawPool.id,
feeTier: rawPool.feeTier,
liquidity: rawPool.liquidity,
token0: {
id: rawPool.token0.id,
},
token1: {
id: rawPool.token1.id,
},
tvlETH: parseFloat(rawPool.totalValueLockedETH),
tvlUSD: parseFloat(rawPool.totalValueLockedUSD),
};
}
}
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