@uniswap/smart-order-router
Version:
Uniswap Smart Order Router
160 lines • 13.3 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.EulerSwapHooksSubgraphProvider = void 0;
const router_sdk_1 = require("@uniswap/router-sdk");
const async_retry_1 = __importDefault(require("async-retry"));
const await_timeout_1 = __importDefault(require("await-timeout"));
const graphql_request_1 = require("graphql-request");
const lodash_1 = __importDefault(require("lodash"));
const util_1 = require("../../util");
const subgraph_provider_1 = require("../subgraph-provider");
const subgraph_provider_2 = require("./subgraph-provider");
class EulerSwapHooksSubgraphProvider {
constructor(chainId, retries = 2, timeout = 30000, rollback = true, subgraphUrlOverride = subgraph_provider_2.SUBGRAPH_URL_BY_CHAIN[chainId]) {
this.chainId = chainId;
this.retries = retries;
this.timeout = timeout;
this.rollback = rollback;
this.protocol = router_sdk_1.Protocol.V4;
if (!subgraphUrlOverride) {
throw new Error(`No subgraph url for chain id: ${chainId}`);
}
this.client = new graphql_request_1.GraphQLClient(subgraphUrlOverride);
}
async getHooks(providerConfig) {
const beforeAll = Date.now();
let blockNumber = (providerConfig === null || providerConfig === void 0 ? void 0 : providerConfig.blockNumber)
? await providerConfig.blockNumber
: undefined;
const query = (0, graphql_request_1.gql) `
query getEulerSwapHooks($pageSize: Int!, $id: String) {
eulerSwapHooks(
first: $pageSize,
${blockNumber ? `block: { number: ${blockNumber} }` : ``}
where: { id_gt: $id }
) {
id
hook
asset0
asset1
eulerAccount
}
}
`;
let hooks = [];
util_1.log.info(`Getting hooks from the subgraph with page size ${subgraph_provider_1.PAGE_SIZE}${(providerConfig === null || providerConfig === void 0 ? void 0 : providerConfig.blockNumber)
? ` as of block ${providerConfig === null || providerConfig === void 0 ? void 0 : providerConfig.blockNumber}`
: ''}.`);
let retries = 0;
await (0, async_retry_1.default)(async () => {
const timeout = new await_timeout_1.default();
const getHooks = async () => {
let lastId = '';
let hooks = [];
let hooksPage = [];
// metrics variables
let totalPages = 0;
do {
totalPages += 1;
const hooksResult = await this.client.request(query, {
pageSize: subgraph_provider_1.PAGE_SIZE,
id: lastId,
});
hooksPage = hooksResult.eulerSwapHooks;
hooks = hooks.concat(hooksPage);
lastId = hooks[hooks.length - 1].id;
util_1.metric.putMetric(`SubgraphProvider.chain_${this.chainId}.getHooks.paginate.pageSize`, hooksPage.length);
} while (hooksPage.length > 0);
util_1.metric.putMetric(`SubgraphProvider.chain_${this.chainId}.getHooks.paginate`, totalPages);
util_1.metric.putMetric(`SubgraphProvider.chain_${this.chainId}.getHooks.hooks.length`, hooks.length);
return hooks;
};
try {
const getHooksPromise = getHooks();
const timerPromise = timeout.set(this.timeout).then(() => {
throw new Error(`Timed out getting hooks from subgraph: ${this.timeout}`);
});
hooks = await Promise.race([getHooksPromise, timerPromise]);
return;
}
catch (err) {
util_1.log.error({ err }, `Error fetching ${this.protocol} Subgraph Hooks.`);
throw err;
}
finally {
timeout.clear();
}
}, {
retries: this.retries,
onRetry: (err, retry) => {
retries += 1;
if (this.rollback &&
blockNumber &&
lodash_1.default.includes(err.message, 'indexed up to')) {
util_1.metric.putMetric(`SubgraphProvider.chain_${this.chainId}.getHooks.indexError`, 1);
blockNumber = blockNumber - 10;
util_1.log.info(`Detected subgraph indexing error. Rolled back block number to: ${blockNumber}`);
}
util_1.metric.putMetric(`SubgraphProvider.chain_${this.chainId}.getHooks.timeout`, 1);
hooks = [];
util_1.log.info({ err }, `Failed to get hooks from subgraph. Retry attempt: ${retry}`);
},
});
util_1.metric.putMetric(`${this.protocol}SubgraphProvider.chain_${this.chainId}.getHooks.retries`, retries);
util_1.metric.putMetric(`${this.protocol}SubgraphProvider.chain_${this.chainId}.getHooks.latency`, Date.now() - beforeAll);
return hooks;
}
async getPoolByHook(hook, providerConfig) {
const beforeAll = Date.now();
const blockNumber = (providerConfig === null || providerConfig === void 0 ? void 0 : providerConfig.blockNumber)
? await providerConfig.blockNumber
: undefined;
const query = (0, graphql_request_1.gql) `
query getPools($pageSize: Int!, $hooks: String) {
pools(
first: $pageSize,
${blockNumber ? `block: { number: ${blockNumber} }` : ``}
where: {hooks: $hooks}
) {
id
token0 {
symbol
id
derivedETH
}
token1 {
symbol
id
derivedETH
}
feeTier
tick
tickSpacing
liquidity
hooks
totalValueLockedUSD
totalValueLockedETH
totalValueLockedUSDUntracked
sqrtPrice
}
}
`;
let pool = undefined;
util_1.log.info(`Getting pool by hook from the subgraph with page size ${subgraph_provider_1.PAGE_SIZE}${(providerConfig === null || providerConfig === void 0 ? void 0 : providerConfig.blockNumber)
? ` as of block ${providerConfig === null || providerConfig === void 0 ? void 0 : providerConfig.blockNumber}`
: ''}.`);
const poolResult = await this.client.request(query, {
pageSize: subgraph_provider_1.PAGE_SIZE,
hooks: hook.toLowerCase(),
});
pool = poolResult.pools[0];
util_1.metric.putMetric(`SubgraphProvider.chain_${this.chainId}.getPoolByHook.pools.length`, poolResult.pools.length);
util_1.metric.putMetric(`${this.protocol}SubgraphProvider.chain_${this.chainId}.getPoolByHook.latency`, Date.now() - beforeAll);
return pool;
}
}
exports.EulerSwapHooksSubgraphProvider = EulerSwapHooksSubgraphProvider;
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