Merge pull request #1803 from useLiquidOps/master

Add LiquidOps yield adapter

Author: slasher125

src/adaptors/liquidops/index.js

@@ -0,0 +1,129 @@
+const utils = require('../utils');
+const axios = require('axios');
+
+const endpoint = 'https://cu.ao-testnet.xyz'
+const controllerId = 'SmmMv0rJwfIDVM3RvY2-P729JFYwhdGSeGo2deynbfY'
+const redstoneOracleAddress = 'R5rRjBFS90qIGaohtzd1IoyPwZD0qJZ25QXkP7_p5a0'
+const chain = 'AO'
+
+
+const apy = async () => {
+
+    const supportedTokensRes = await DryRun(controllerId, "Get-Tokens")
+    const supportedTokens = JSON.parse(supportedTokensRes.Messages[0].Data)
+    const redstoneTickers = JSON.stringify(supportedTokens.map(token => convertTicker(token.ticker.toUpperCase())))
+
+    const redstonePriceFeedRes = await DryRun(redstoneOracleAddress, "v2.Request-Latest-Data", [["Tickers", redstoneTickers]]);
+    const redstonePrices = JSON.parse(redstonePriceFeedRes.Messages[0].Data)
+
+    const poolPromises = supportedTokens.map(async poolObject => {
+
+    const getAPRRes = await DryRun(poolObject.oToken, "Get-APR");
+    const APRTagsObject = Object.fromEntries(
+        getAPRRes.Messages[0].Tags.map((tag) => [tag.name, tag.value])
+    );
+    const borrowAPR = formatBorrowAPR(APRTagsObject)
+   
+    const infoRes = await DryRun(poolObject.oToken, "Info");
+    const infoTagsObject = Object.fromEntries(
+        infoRes.Messages[0].Tags.map((tag) => [tag.name, tag.value])
+    );
+
+    const ticker = poolObject.ticker
+    const redstoneTicker = convertTicker(ticker.toUpperCase())
+    const tokenUSDPrice = (redstonePrices[redstoneTicker]).v
+
+    const totalLends = scaleBalance(infoTagsObject['Cash'], infoTagsObject['Denomination'])
+    const totalBorrows = scaleBalance(infoTagsObject['Total-Borrows'], infoTagsObject['Denomination'])
+    const totalSupply = scaleBalance(infoTagsObject['Total-Supply'], infoTagsObject['Denomination'])
+
+    const supplyAPY = formatSupplyAPR(borrowAPR,  infoTagsObject, totalBorrows, totalSupply)
+
+    const ltv = Number(infoTagsObject['Collateral-Factor']) / 100
+
+    const tokenID = poolObject.id
+    const oTokenID = poolObject.oToken
+    
+    return {
+        pool: `${oTokenID}-${chain}`.toLowerCase(),
+        chain,
+        project: 'liquidops',
+        symbol: utils.formatSymbol(`o${ticker}`),
+        tvlUsd: totalLends * tokenUSDPrice,
+        apyBase: supplyAPY,
+        underlyingTokens: [tokenID],
+        url: `https://liquidops.io/${ticker}`,
+        apyBaseBorrow: borrowAPR,
+        totalSupplyUsd: totalSupply * tokenUSDPrice,
+        totalBorrowUsd: totalBorrows * tokenUSDPrice,
+        ltv
+        };
+    });
+    
+    const poolsArray = await Promise.all(poolPromises);
+    
+    return poolsArray
+ 
+}
+
+
+// Access AO on chain data via the node endpoint
+async function DryRun(target, action, extraTags = []) {
+    const response = await axios.post(`${endpoint}/dry-run?process-id=${target}`, {
+        Id: "1234", 
+        Target: target, 
+        Owner: "1234", 
+        Anchor: "0", 
+        Data: "1234",
+        Tags: [
+            ["Target", target],
+            ["Action", action],
+            ["Data-Protocol", "ao"],
+            ["Type", "Message"],
+            ["Variant", "ao.TN.1"],
+            ...extraTags
+        ].map(([name, value]) => ({ name, value }))
+    }, {
+        headers: {
+            'Content-Type': 'application/json'
+        }
+    });
+    await new Promise((resolve) => setTimeout(resolve, 1000));
+    return response.data;
+}
+
+
+function scaleBalance(amount, denomination) {
+    const scaledDivider = BigInt(10) ** BigInt(denomination)
+    const balance = BigInt(amount)  / scaledDivider
+    return Number(balance)
+}
+
+function formatBorrowAPR(aprResponse) {
+    const apr = parseFloat(aprResponse["Annual-Percentage-Rate"]);
+    const rateMultiplier = parseFloat(aprResponse["Rate-Multiplier"]);
+    return apr / rateMultiplier
+}
+
+function formatSupplyAPR(borrowAPR, infoTagsObject, totalBorrows, totalSupply) {
+    const utilizationRate = totalBorrows / totalSupply
+    const reserveFactorFract = Number(infoTagsObject['Reserve-Factor']) / 100;
+    return borrowAPR * utilizationRate * (1 - reserveFactorFract);
+}
+
+function convertTicker(ticker) {
+    if (ticker === "QAR") return "AR";
+    if (ticker === "WUSDC") return "USDC";
+    return ticker;
+  }
+
+
+module.exports = {
+    apy,
+};
+// npm run test --adapter=liquidops
+
+
+
+
+