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Update liquidity USD values on sunrise #706

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merged 1 commit into from
Dec 5, 2023
Merged

Update liquidity USD values on sunrise #706

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48 changes: 41 additions & 7 deletions projects/subgraph-bean/src/BeanstalkHandler.ts
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
import { BigInt } from "@graphprotocol/graph-ts";
import { Sunrise } from "../generated/Beanstalk/Beanstalk";
import { getBeanTokenAddress, loadBean, updateBeanSeason, updateBeanValues } from "./utils/Bean";
import { updatePoolPrice, updatePoolSeason } from "./utils/Pool";
import { loadOrCreatePool, updatePoolPrice, updatePoolSeason, updatePoolValues } from "./utils/Pool";
import { BeanstalkPrice } from "../generated/Beanstalk/BeanstalkPrice";
import { BEANSTALK_PRICE, BEAN_3CRV, BEAN_ERC20, BEAN_WETH_CP2_WELL, CURVE_PRICE } from "../../subgraph-core/utils/Constants";
import { ZERO_BD, ZERO_BI, toDecimal } from "../../subgraph-core/utils/Decimals";
Expand All @@ -17,6 +17,7 @@ export function handleSunrise(event: Sunrise): void {

let bean = loadBean(beanToken);
let oldBeanPrice = bean.price;
let oldBeanLiquidity = bean.liquidityUSD;
for (let i = 0; i < bean.pools.length; i++) {
updatePoolSeason(bean.pools[i], event.block.timestamp, event.block.number, event.params.season.toI32());
}
Expand All @@ -26,30 +27,63 @@ export function handleSunrise(event: Sunrise): void {
// Attempt to pull from Beanstalk Price contract first for the overall Bean price update
let beanstalkPrice = BeanstalkPrice.bind(BEANSTALK_PRICE);
let beanstalkQuery = beanstalkPrice.try_price();

if (!beanstalkQuery.reverted) {
// We can use the Beanstalk Price contract to update overall price, and call the updates for Curve and Well price updates
// We also know that the additional calls should not revert at this point
let beanCurve = loadOrCreatePool(BEAN_3CRV.toHexString(), event.block.number);
let beanWell = loadOrCreatePool(BEAN_WETH_CP2_WELL.toHexString(), event.block.number);

let deltaBeanLiquidity = toDecimal(beanstalkQuery.value.liquidity).minus(oldBeanLiquidity);

let beanPrice = toDecimal(beanstalkQuery.value.price);
// Overall Bean update
updateBeanValues(BEAN_ERC20.toHexString(), event.block.timestamp, beanPrice, ZERO_BI, ZERO_BI, ZERO_BD, ZERO_BD);
updateBeanValues(BEAN_ERC20.toHexString(), event.block.timestamp, beanPrice, ZERO_BI, ZERO_BI, ZERO_BD, deltaBeanLiquidity);

// Curve pool update
let curvePrice = beanstalkPrice.getCurve().price;
updatePoolPrice(BEAN_3CRV.toHexString(), event.block.timestamp, event.block.number, toDecimal(curvePrice));
let curvePrice = beanstalkPrice.getCurve();
updatePoolValues(
BEAN_3CRV.toHexString(),
event.block.timestamp,
event.block.number,
ZERO_BI,
ZERO_BD,
toDecimal(curvePrice.liquidity).minus(beanCurve.liquidityUSD),
curvePrice.deltaB
);
updatePoolPrice(BEAN_3CRV.toHexString(), event.block.timestamp, event.block.number, toDecimal(curvePrice.price));

// Curve pool update
let wellPrice = beanstalkPrice.getConstantProductWell(BEAN_WETH_CP2_WELL).price;
updatePoolPrice(BEAN_WETH_CP2_WELL.toHexString(), event.block.timestamp, event.block.number, toDecimal(wellPrice));
// Well pool update
let wellPrice = beanstalkPrice.getConstantProductWell(BEAN_WETH_CP2_WELL);
updatePoolValues(
BEAN_WETH_CP2_WELL.toHexString(),
event.block.timestamp,
event.block.number,
ZERO_BI,
ZERO_BD,
toDecimal(wellPrice.liquidity).minus(beanWell.liquidityUSD),
wellPrice.deltaB
);
updatePoolPrice(BEAN_WETH_CP2_WELL.toHexString(), event.block.timestamp, event.block.number, toDecimal(wellPrice.price));

checkBeanCross(BEAN_ERC20.toHexString(), event.block.timestamp, event.block.number, oldBeanPrice, beanPrice);
} else {
// Pre Basin deployment - Use original Curve price contract to update on each season.
let curvePrice = CurvePrice.bind(CURVE_PRICE);
let curve = curvePrice.try_getCurve();
let beanCurve = loadOrCreatePool(BEAN_3CRV.toHexString(), event.block.number);

if (!curve.reverted) {
updateBeanValues(BEAN_ERC20.toHexString(), event.block.timestamp, toDecimal(curve.value.price), ZERO_BI, ZERO_BI, ZERO_BD, ZERO_BD);
updatePoolValues(
BEAN_3CRV.toHexString(),
event.block.timestamp,
event.block.number,
ZERO_BI,
ZERO_BD,
toDecimal(curve.value.liquidity).minus(beanCurve.liquidityUSD),
curve.value.deltaB
);
updatePoolPrice(BEAN_3CRV.toHexString(), event.block.timestamp, event.block.number, toDecimal(curve.value.price));
checkBeanCross(BEAN_ERC20.toHexString(), event.block.timestamp, event.block.number, oldBeanPrice, toDecimal(curve.value.price));
}
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