Merge pull request #1087 from ionicprotocol/development

Enhance Metal L2 Asset Management and Integrate Chainlink Price Oracle

Author: rhlsthrm

packages/chains/src/metalL2/addresses.ts

@@ -5,7 +5,7 @@ import { assets } from "./assets";
 
 const chainAddresses: ChainAddresses = {
   PAIR_INIT_HASH: "", // TODO is this used anywhere?
-  STABLE_TOKEN: zeroAddress,
+  STABLE_TOKEN: "0x51e85d70944256710cb141847f1a04f568c1db0e",
   UNISWAP_V2_ROUTER: zeroAddress,
   UNISWAP_V2_FACTORY: zeroAddress,
   UNISWAP_V3: {
@@ -16,7 +16,7 @@ const chainAddresses: ChainAddresses = {
   UNISWAP_V3_ROUTER: zeroAddress, // universal router, need to check if this works
   W_BTC_TOKEN: zeroAddress, // underlying(assets, assetSymbols.WBTC),
   W_TOKEN: underlying(assets, assetSymbols.WETH),
-  W_TOKEN_USD_CHAINLINK_PRICE_FEED: zeroAddress
+  W_TOKEN_USD_CHAINLINK_PRICE_FEED: "0x5b0cf2b36a65a6BB085D501B971e4c102B9Cd473"
 };
 
 export default chainAddresses;

packages/chains/src/metalL2/assets.ts

@@ -1,9 +1,18 @@
-import { assetSymbols, OracleTypes, SupportedAsset, SupportedChains } from "@ionicprotocol/types";
-import { parseEther } from "viem";
+import {
+  assetSymbols,
+  ChainlinkFeedBaseCurrency,
+  ChainlinkSpecificParams,
+  OracleTypes,
+  SupportedAsset,
+  SupportedChains
+} from "@ionicprotocol/types";
+import { parseEther, parseUnits } from "viem";
 
 import { wrappedAssetDocs } from "../common";
 
 export const WETH = "0x4200000000000000000000000000000000000006";
+export const MTL = "0xBCFc435d8F276585f6431Fc1b9EE9A850B5C00A9";
+export const USDC = "0x51e85d70944256710cb141847f1a04f568c1db0e";
 
 export const assets: SupportedAsset[] = [
   {
@@ -16,6 +25,36 @@ export const assets: SupportedAsset[] = [
     initialBorrowCap: parseEther("100").toString(),
     initialSupplyCap: parseEther("100").toString(),
     initialCf: "0.5"
+  },
+  {
+    symbol: assetSymbols.MTL,
+    underlying: MTL,
+    name: "Metal",
+    decimals: 8,
+    oracle: OracleTypes.ChainlinkPriceOracleV2,
+    oracleSpecificParams: {
+      aggregator: "0x5d6f129900b1516A59e59C122C9ba3446E090DB0",
+      feedBaseCurrency: ChainlinkFeedBaseCurrency.USD
+    } as ChainlinkSpecificParams,
+    extraDocs: wrappedAssetDocs(SupportedChains.superseed),
+    initialBorrowCap: parseUnits("20000", 8).toString(),
+    initialSupplyCap: parseUnits("20000", 8).toString(),
+    initialCf: "0.5"
+  },
+  {
+    symbol: assetSymbols.USDC,
+    underlying: USDC,
+    name: "Bridged USDC (Metal Mainnet)",
+    decimals: 6,
+    oracle: OracleTypes.ChainlinkPriceOracleV2,
+    oracleSpecificParams: {
+      aggregator: "0x374E48C630F815ffa51d3b5e740482f37a40Ef64",
+      feedBaseCurrency: ChainlinkFeedBaseCurrency.USD
+    } as ChainlinkSpecificParams,
+    extraDocs: wrappedAssetDocs(SupportedChains.superseed),
+    initialBorrowCap: parseUnits("30000", 6).toString(),
+    initialSupplyCap: parseUnits("30000", 6).toString(),
+    initialCf: "0.5"
   }
 ];
 

packages/contracts/chainDeploy/mainnets/metalL2.ts

@@ -1,8 +1,10 @@
 import { metalL2 } from "@ionicprotocol/chains";
 
-import { ChainDeployConfig } from "../helpers";
+import { ChainDeployConfig, deployChainlinkOracle } from "../helpers";
 import { Address, parseEther, zeroAddress } from "viem";
 import { HardhatRuntimeEnvironment } from "hardhat/types";
+import { ChainlinkSpecificParams, OracleTypes } from "@ionicprotocol/types";
+import { ChainlinkAsset } from "../types";
 
 const assets = metalL2.assets;
 
@@ -48,6 +50,24 @@ export const deploy = async ({
   const { deployer } = await getNamedAccounts();
   const publicClient = await viem.getPublicClient();
 
+  const chainlinkAssets = metalL2.assets
+    .filter((asset) => asset.oracle === OracleTypes.ChainlinkPriceOracleV2)
+    .map((a) => ({
+      symbol: a.symbol,
+      aggregator: (a.oracleSpecificParams! as ChainlinkSpecificParams).aggregator,
+      feedBaseCurrency: (a.oracleSpecificParams! as ChainlinkSpecificParams).feedBaseCurrency
+    })) as ChainlinkAsset[];
+  await deployChainlinkOracle({
+    viem,
+    getNamedAccounts,
+    deployments,
+    deployConfig,
+    assets,
+    chainlinkAssets,
+    run,
+    chainId: metalL2.chainId
+  });
+
   //// Uniswap V3 Liquidator Funder
   const uniswapV3LiquidatorFunder = await deployments.deploy("UniswapV3LiquidatorFunder", {
     from: deployer,