Merge pull request #2188 from Frankencoin-ZCHF/add-frankencoin-yield-pools

Add frankencoin yield pools

Author: slasher125

src/adaptors/frankencoin/index.js

@@ -0,0 +1,176 @@
+const { request, gql } = require('graphql-request');
+const { getPrices } = require('../utils.js');
+
+const GRAPH_URL = 'https://ponder.frankencoin.com';
+const CHAINS = {
+  ethereum: 1,
+  polygon: 137,
+  arbitrum: 42161,
+  optimism: 10,
+  base: 8453,
+  avalanche: 43114,
+  gnosis: 100,
+  sonic: 146,
+};
+
+// @dev: all relevant addresses across all supported chains
+const ChainAddressMap = {
+  ethereum: {
+    frankencoin: '0xB58E61C3098d85632Df34EecfB899A1Ed80921cB',
+    equity: '0x1bA26788dfDe592fec8bcB0Eaff472a42BE341B2',
+    savingsV2: '0x3BF301B0e2003E75A3e86AB82bD1EFF6A9dFB2aE',
+    savingsReferral: '0x27d9AD987BdE08a0d083ef7e0e4043C857A17B38',
+  },
+  polygon: {
+    bridgedFrankencoin: '0xD4dD9e2F021BB459D5A5f6c24C12fE09c5D45553',
+    bridgedSavings: '0xB519BAE359727e69990C27241Bef29b394A0ACbD',
+  },
+  arbitrum: {
+    bridgedFrankencoin: '0xD4dD9e2F021BB459D5A5f6c24C12fE09c5D45553',
+    bridgedSavings: '0xb41715e54e9f0827821A149AE8eC1aF70aa70180',
+  },
+  optimism: {
+    bridgedFrankencoin: '0xD4dD9e2F021BB459D5A5f6c24C12fE09c5D45553',
+    bridgedSavings: '0x6426324Af1b14Df3cd03b2d500529083c5ea61BC',
+  },
+  base: {
+    bridgedFrankencoin: '0xD4dD9e2F021BB459D5A5f6c24C12fE09c5D45553',
+    bridgedSavings: '0x6426324Af1b14Df3cd03b2d500529083c5ea61BC',
+  },
+  avalanche: {
+    bridgedFrankencoin: '0xD4dD9e2F021BB459D5A5f6c24C12fE09c5D45553',
+    bridgedSavings: '0x8e7c2a697751a1cE7a8DB51f01B883A27c5c8325',
+  },
+  gnosis: {
+    bridgedFrankencoin: '0xD4dD9e2F021BB459D5A5f6c24C12fE09c5D45553',
+    bridgedSavings: '0xbF594D0feD79AE56d910Cb01b5dD4f4c57B04402',
+  },
+  sonic: {
+    bridgedFrankencoin: '0xD4dD9e2F021BB459D5A5f6c24C12fE09c5D45553',
+    bridgedSavings: '0x4E104918908293cd6A93E1A9bbe06C345d751235',
+  },
+};
+
+const gqlQueries = {
+  // Query for Lending SavingsReferral - Multichain
+  lending: gql`
+    {
+      savingsStatuss {
+        items {
+          chainId
+          module
+          balance
+          rate
+        }
+      }
+    }
+  `,
+  // Query for Borrow PositionV2 Positions - Mainnet
+  borrowing: gql`
+    {
+      mintingHubV2PositionV2s(where: { closed: false, denied: false }) {
+        items {
+          position
+          collateral
+          collateralSymbol
+          collateralBalance
+          collateralDecimals
+          riskPremiumPPM
+          limitForClones
+          availableForClones
+          minted
+        }
+      }
+    }
+  `,
+};
+
+const getChainName = (chainId) => {
+  return Object.keys(CHAINS).find((c) => CHAINS[c] == chainId);
+};
+
+// apy callback function
+const apy = async () => {
+  const { savingsStatuss } = await request(GRAPH_URL, gqlQueries.lending, {});
+
+  const defaultFrankencoin =
+    ChainAddressMap['ethereum'].frankencoin.toLowerCase();
+  const leadrateModuleId =
+    'savings-0x3bf301b0e2003e75a3e86ab82bd1eff6a9dfb2ae-ethereum';
+
+  const price = (await getPrices([defaultFrankencoin], 'ethereum'))
+    .pricesByAddress[defaultFrankencoin];
+
+  const earnPools = savingsStatuss.items.map((savings) => {
+    const chain = getChainName(savings.chainId);
+    const token = (
+      chain == 'ethereum'
+        ? defaultFrankencoin
+        : ChainAddressMap[chain].bridgedFrankencoin
+    ).toLowerCase();
+
+    return {
+      pool: `savings-${savings.module.toLowerCase()}-${chain}`,
+      chain,
+      project: 'frankencoin',
+      symbol: `ZCHF`,
+      apyBase: savings.rate / 10000 || 0, // converted from PPM to PCT
+      tvlUsd: (savings.balance / 1e18) * price || 0,
+      underlyingTokens: [token],
+      url: `https://app.frankencoin.com/savings?chain=${chain}`,
+      poolMeta: `Savings`,
+    };
+  });
+
+  const queryPositionData = await request(GRAPH_URL, gqlQueries.borrowing, {});
+  const positionData = queryPositionData.mintingHubV2PositionV2s.items;
+
+  const collateralAddresses = [];
+  positionData.forEach((pos) => {
+    if (collateralAddresses.includes(pos.collateral)) return;
+    collateralAddresses.push(pos.collateral);
+  });
+
+  const collateralPrices = await getPrices(collateralAddresses, 'ethereum');
+  const leadratePool = earnPools.find((p) => p.pool == leadrateModuleId);
+  const leadrate = leadratePool ? leadratePool.apyBase : 0;
+
+  const borrowPools = positionData.map((pos) => {
+    const chain = 'ethereum';
+
+    const collateralBalance =
+      pos.collateralBalance / 10 ** pos.collateralDecimals;
+    const collateralPrice = collateralPrices.pricesByAddress[pos.collateral];
+    const collateralValueUsd = collateralBalance * collateralPrice;
+
+    const loanBalance = pos.minted / 10 ** 18;
+    const loanValueUsd = loanBalance * price;
+
+    const ltv = loanValueUsd / collateralValueUsd;
+
+    return {
+      pool: `position-v2-${pos.position.toLowerCase()}-${chain}`,
+      chain,
+      project: 'frankencoin',
+      symbol: pos.collateralSymbol,
+      apy: 0,
+      tvlUsd: collateralValueUsd,
+      underlyingTokens: [pos.collateral],
+      apyBaseBorrow: leadrate + pos.riskPremiumPPM / 10000,
+      totalSupplyUsd: (pos.limitForClones / 10 ** 18) * price,
+      totalBorrowUsd: (pos.minted / 10 ** 18) * price,
+      debtCeilingUsd: (pos.availableForClones / 10 ** 18) * price,
+      ltv,
+      mintedCoin: 'ZCHF',
+      url: `https://app.frankencoin.com/monitoring/${pos.position}?chain=${chain}`,
+      poolMeta: `PositionV2`,
+    };
+  });
+
+  return [...earnPools, ...borrowPools];
+};
+
+// export
+module.exports = {
+  apy,
+};