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Replace eth calls in uni-info-watcher with storage calls #5

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Feb 11, 2022
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74 changes: 28 additions & 46 deletions packages/uni-info-watcher/src/indexer.ts
Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,7 @@ import { updatePoolDayData, updatePoolHourData, updateTickDayData, updateTokenDa
import { Token } from './entity/Token';
import { convertTokenToDecimal, loadFactory, loadTransaction, safeDiv } from './utils';
import { createTick, feeTierToTickSpacing } from './utils/tick';
import { FACTORY_ADDRESS, WATCHED_CONTRACTS } from './utils/constants';
import { WATCHED_CONTRACTS } from './utils/constants';
import { Position } from './entity/Position';
import { Database } from './database';
import { Event } from './entity/Event';
Expand Down Expand Up @@ -1381,35 +1381,22 @@ export class Indexer implements IndexerInterface {
let position = await this._db.getPosition({ id: tokenId.toString(), blockHash });

if (!position) {
let positionResult;

try {
console.time('time:indexer#_getPosition-eth_call_for_positions');
({ value: positionResult } = await this._uniClient.positions(blockHash, contractAddress, tokenId));
console.timeEnd('time:indexer#_getPosition-eth_call_for_positions');
} catch (error: any) {
// The contract call reverts in situations where the position is minted and deleted in the same block.
// From my investigation this happens in calls from BancorSwap.
// (e.g. 0xf7867fa19aa65298fadb8d4f72d0daed5e836f3ba01f0b9b9631cdc6c36bed40)

if (error.message !== utils.Logger.errors.CALL_EXCEPTION) {
log('nfpm positions eth_call failed');
throw error;
}
}
console.time('time:indexer#_getPosition-storage_call_for_getPosition');
const nfpmPosition = await this._uniClient.getPosition(blockHash, tokenId);
console.timeEnd('time:indexer#_getPosition-storage_call_for_getPosition');

if (positionResult) {
let factoryAddress = FACTORY_ADDRESS;
// The contract call reverts in situations where the position is minted and deleted in the same block.
// From my investigation this happens in calls from BancorSwap.
// (e.g. 0xf7867fa19aa65298fadb8d4f72d0daed5e836f3ba01f0b9b9631cdc6c36bed40)

if (this._isDemo) {
// Currently fetching address from Factory entity in database as only one exists.
const [factory] = await this._db.getModelEntitiesNoTx(Factory, { hash: blockHash }, {}, { limit: 1 });
factoryAddress = factory.id;
}
if (nfpmPosition) {
console.time('time:indexer#_getPosition-storage_call_for_poolIdToPoolKey');
const { token0: token0Address, token1: token1Address, fee } = await this._uniClient.poolIdToPoolKey(blockHash, nfpmPosition.poolId);
console.timeEnd('time:indexer#_getPosition-storage_call_for_poolIdToPoolKey');

console.time('time:indexer#_getPosition-eth_call_for_getPool');
let { value: poolAddress } = await this._uniClient.callGetPool(blockHash, factoryAddress, positionResult.token0, positionResult.token1, positionResult.fee);
console.timeEnd('time:indexer#_getPosition-eth_call_for_getPool');
console.time('time:indexer#_getPosition-storage_call_for_getPool');
let { pool: poolAddress } = await this._uniClient.getPool(blockHash, token0Address, token1Address, fee);
console.timeEnd('time:indexer#_getPosition-storage_call_for_getPool');

// Get the pool address in lowercase.
poolAddress = utils.hexlify(poolAddress);
Expand All @@ -1425,18 +1412,18 @@ export class Indexer implements IndexerInterface {
position.pool = pool;

const [token0, token1] = await Promise.all([
this._db.getTokenNoTx({ id: utils.hexlify(positionResult.token0), blockHash }),
this._db.getTokenNoTx({ id: utils.hexlify(positionResult.token1), blockHash })
this._db.getTokenNoTx({ id: utils.hexlify(token0Address), blockHash }),
this._db.getTokenNoTx({ id: utils.hexlify(token1Address), blockHash })
]);
assert(token0 && token1);
position.token0 = token0;
position.token1 = token1;

const lowerTickIdx = positionResult.tickLower;
const upperTickIdx = positionResult.tickUpper;
const lowerTickIdx = nfpmPosition.tickLower;
const upperTickIdx = nfpmPosition.tickUpper;

const lowerTickId = poolAddress.concat('#').concat(positionResult.tickLower.toString());
const upperTickId = poolAddress.concat('#').concat(positionResult.tickUpper.toString());
const lowerTickId = poolAddress.concat('#').concat(nfpmPosition.tickLower.toString());
const upperTickId = poolAddress.concat('#').concat(nfpmPosition.tickUpper.toString());

let [tickLower, tickUpper] = await Promise.all([
this._db.getTickNoTx({ id: lowerTickId, blockHash }),
Expand Down Expand Up @@ -1470,8 +1457,8 @@ export class Indexer implements IndexerInterface {
position.tickUpper = tickUpper;
}

position.feeGrowthInside0LastX128 = BigInt(positionResult.feeGrowthInside0LastX128.toString());
position.feeGrowthInside1LastX128 = BigInt(positionResult.feeGrowthInside1LastX128.toString());
position.feeGrowthInside0LastX128 = BigInt(nfpmPosition.feeGrowthInside0LastX128.toString());
position.feeGrowthInside1LastX128 = BigInt(nfpmPosition.feeGrowthInside1LastX128.toString());
}
} else {
// Load required relations of Position entity separately.
Expand All @@ -1484,18 +1471,13 @@ export class Indexer implements IndexerInterface {
}

async _updateFeeVars (position: Position, block: Block, contractAddress: string, tokenId: bigint): Promise<Position> {
try {
console.time('time:indexer#_updateFeeVars-eth_call_for_positions');
const { value: positionResult } = await this._uniClient.positions(block.hash, contractAddress, tokenId);
console.timeEnd('time:indexer#_updateFeeVars-eth_call_for_positions');
console.time('time:indexer#_updateFeeVars-storage_call_for_getPosition');
const nfpmPosition = await this._uniClient.getPosition(block.hash, tokenId);
console.timeEnd('time:indexer#_updateFeeVars-storage_call_for_getPosition');

if (positionResult) {
position.feeGrowthInside0LastX128 = BigInt(positionResult.feeGrowthInside0LastX128.toString());
position.feeGrowthInside1LastX128 = BigInt(positionResult.feeGrowthInside1LastX128.toString());
}
} catch (error) {
log('nfpm positions eth_call failed');
log(error);
if (nfpmPosition) {
position.feeGrowthInside0LastX128 = BigInt(nfpmPosition.feeGrowthInside0LastX128.toString());
position.feeGrowthInside1LastX128 = BigInt(nfpmPosition.feeGrowthInside1LastX128.toString());
}

return position;
Expand Down