base deployments

hardhat.config.js

@@ -23,11 +23,13 @@ const ARBITRUM_RPC = getEnvValSafe('ARBITRUM_RPC')
 const OPTIMISM_RPC = getEnvValSafe('OPTIMISM_RPC')
 const AURORA_RPC = getEnvValSafe('AURORA_RPC')
 const DOGECHAIN_RPC = getEnvValSafe('DOGECHAIN_RPC')
+const BASE_RPC = getEnvValSafe('BASE_RPC')
 const AVALANCHE_PK_DEPLOYER = getEnvValSafe('AVALANCHE_PK_DEPLOYER')
 const ARBITRUM_PK_DEPLOYER = getEnvValSafe('ARBITRUM_PK_DEPLOYER')
 const OPTIMISM_PK_DEPLOYER = getEnvValSafe('OPTIMISM_PK_DEPLOYER')
 const AURORA_PK_DEPLOYER = getEnvValSafe('AURORA_PK_DEPLOYER')
 const DOGECHAIN_PK_DEPLOYER = getEnvValSafe('DOGECHAIN_PK_DEPLOYER')
+const BASE_PK_DEPLOYER = getEnvValSafe('BASE_PK_DEPLOYER')
 const ETHERSCAN_API_KEY = getEnvValSafe('ETHERSCAN_API_KEY', false)
 
 function getEnvValSafe(key, required=true) {
@@ -104,6 +106,11 @@ module.exports = {
       url: DOGECHAIN_RPC,
       accounts: [ DOGECHAIN_PK_DEPLOYER ],
     },
+    base: {
+      chainId: 8453,
+      url: BASE_RPC,
+      accounts: [ BASE_PK_DEPLOYER ],
+    },
   },
   paths: {
     deployments: './src/deployments',

src/contracts/adapters/UniswapV2Adapter.sol

@@ -27,17 +27,19 @@ import "../YakAdapter.sol";
 contract UniswapV2Adapter is YakAdapter {
     using SafeERC20 for IERC20;
 
-    uint256 internal constant FEE_DENOMINATOR = 1e3;
+    uint256 public immutable feeDenominator;
     uint256 public immutable feeCompliment;
     address public immutable factory;
 
     constructor(
         string memory _name,
         address _factory,
         uint256 _fee,
+        uint256 _feeDenominator,
         uint256 _swapGasEstimate
     ) YakAdapter(_name, _swapGasEstimate) {
-        feeCompliment = FEE_DENOMINATOR - _fee;
+        feeDenominator = _feeDenominator;
+        feeCompliment = _feeDenominator - _fee;
         factory = _factory;
     }
 
@@ -49,7 +51,7 @@ contract UniswapV2Adapter is YakAdapter {
         // Based on https://github.com/Uniswap/uniswap-v2-periphery/blob/master/contracts/UniswapV2Router02.sol
         uint256 amountInWithFee = _amountIn * feeCompliment;
         uint256 numerator = amountInWithFee * _reserveOut;
-        uint256 denominator = _reserveIn * FEE_DENOMINATOR + amountInWithFee;
+        uint256 denominator = _reserveIn * feeDenominator + amountInWithFee;
         amountOut = numerator / denominator;
     }
 

src/contracts/adapters/VelodromeV2Adapter.sol

@@ -0,0 +1,137 @@
+//       ╟╗                                                                      ╔╬
+//       ╞╬╬                                                                    ╬╠╬
+//      ╔╣╬╬╬                                                                  ╠╠╠╠╦
+//     ╬╬╬╬╬╩                                                                  ╘╠╠╠╠╬
+//    ║╬╬╬╬╬                                                                    ╘╠╠╠╠╬
+//    ╣╬╬╬╬╬╬╬╬╬╬╬╬╬╬╬      ╒╬╬╬╬╬╬╬╜   ╠╠╬╬╬╬╬╬╬         ╠╬╬╬╬╬╬╬    ╬╬╬╬╬╬╬╬╠╠╠╠╠╠╠╠
+//    ╙╬╬╬╬╬╬╬╬╬╬╬╬╬╬╬╬╕    ╬╬╬╬╬╬╬╜   ╣╠╠╬╬╬╬╬╬╬╬        ╠╬╬╬╬╬╬╬   ╬╬╬╬╬╬╬╬╬╠╠╠╠╠╠╠╩
+//     ╙╣╬╬╬╬╬╬╬╬╬╬╬╬╬╬╬  ╔╬╬╬╬╬╬╬    ╔╠╠╠╬╬╬╬╬╬╬╬        ╠╬╬╬╬╬╬╬ ╣╬╬╬╬╬╬╬╬╬╬╬╠╠╠╠╝╙
+//               ╘╣╬╬╬╬╬╬╬╬╬╬╬╬╬╬    ╒╠╠╠╬╠╬╩╬╬╬╬╬╬       ╠╬╬╬╬╬╬╬╣╬╬╬╬╬╬╬╙
+//                 ╣╬╬╬╬╬╬╬╬╬╬╠╣     ╣╬╠╠╠╬╩ ╚╬╬╬╬╬╬      ╠╬╬╬╬╬╬╬╬╬╬╬╬╬╬
+//                  ╣╬╬╬╬╬╬╬╬╬╣     ╣╬╠╠╠╬╬   ╣╬╬╬╬╬╬     ╠╬╬╬╬╬╬╬╬╬╬╬╬╬╬
+//                   ╟╬╬╬╬╬╬╬╩      ╬╬╠╠╠╠╬╬╬╬╬╬╬╬╬╬╬     ╠╬╬╬╬╬╬╬╠╬╬╬╬╬╬╬
+//                    ╬╬╬╬╬╬╬     ╒╬╬╠╠╬╠╠╬╬╬╬╬╬╬╬╬╬╬╬    ╠╬╬╬╬╬╬╬ ╣╬╬╬╬╬╬╬
+//                    ╬╬╬╬╬╬╬     ╬╬╬╠╠╠╠╝╝╝╝╝╝╝╠╬╬╬╬╬╬   ╠╬╬╬╬╬╬╬  ╚╬╬╬╬╬╬╬╬
+//                    ╬╬╬╬╬╬╬    ╣╬╬╬╬╠╠╩       ╘╬╬╬╬╬╬╬  ╠╬╬╬╬╬╬╬   ╙╬╬╬╬╬╬╬╬
+//
+
+// SPDX-License-Identifier: GPL-3.0-only
+pragma solidity ^0.8.0;
+
+import "../interface/IERC20.sol";
+import "../lib/SafeERC20.sol";
+import "../YakAdapter.sol";
+
+interface IPairFactory {
+    function isPool(address) external view returns (bool);
+
+    function implementation() external view returns (address);
+}
+
+interface IPair {
+    function getAmountOut(uint256, address) external view returns (uint256);
+
+    function swap(
+        uint256,
+        uint256,
+        address,
+        bytes calldata
+    ) external;
+}
+
+contract VelodromeV2Adapter is YakAdapter {
+    using SafeERC20 for IERC20;
+
+    address immutable FACTORY;
+
+    constructor(
+        string memory _name,
+        address _factory,
+        uint256 _swapGasEstimate
+    ) YakAdapter(_name, _swapGasEstimate) {
+        FACTORY = _factory;
+    }
+
+    function sortTokens(address tokenA, address tokenB) internal pure returns (address token0, address token1) {
+        (token0, token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
+    }
+
+    // calculates the CREATE2 address for a pair without making any external calls
+    function pairFor(
+        address tokenA,
+        address tokenB,
+        bool stable
+    ) internal view returns (address pair) {
+        (address token0, address token1) = sortTokens(tokenA, tokenB);
+        bytes32 salt = keccak256(abi.encodePacked(token0, token1, stable));
+        pair = predictDeterministicAddress(IPairFactory(FACTORY).implementation(), salt, FACTORY);
+    }
+
+    function predictDeterministicAddress(
+        address implementation,
+        bytes32 salt,
+        address deployer
+    ) internal pure returns (address predicted) {
+        /// @solidity memory-safe-assembly
+        assembly {
+            let ptr := mload(0x40)
+            mstore(add(ptr, 0x38), deployer)
+            mstore(add(ptr, 0x24), 0x5af43d82803e903d91602b57fd5bf3ff)
+            mstore(add(ptr, 0x14), implementation)
+            mstore(ptr, 0x3d602d80600a3d3981f3363d3d373d3d3d363d73)
+            mstore(add(ptr, 0x58), salt)
+            mstore(add(ptr, 0x78), keccak256(add(ptr, 0x0c), 0x37))
+            predicted := keccak256(add(ptr, 0x43), 0x55)
+        }
+    }
+
+    function _getAmoutOutSafe(address pair, uint amountIn, address tokenIn) internal view returns (uint) {
+        try IPair(pair).getAmountOut(amountIn, tokenIn) returns (uint amountOut) {
+            return amountOut;
+        } catch {
+            return 0;
+        }
+    }
+
+    function getQuoteAndPair(
+        uint256 _amountIn,
+        address _tokenIn,
+        address _tokenOut
+    ) internal view returns (uint256 amountOut, address pair) {
+        address pairStable = pairFor(_tokenIn, _tokenOut, true);
+        uint256 amountStable;
+        uint256 amountVolatile;
+        if (IPairFactory(FACTORY).isPool(pairStable)) {
+            amountStable = _getAmoutOutSafe(pairStable, _amountIn, _tokenIn);
+        }
+        address pairVolatile = pairFor(_tokenIn, _tokenOut, false);
+        if (IPairFactory(FACTORY).isPool(pairVolatile)) {
+            amountVolatile = _getAmoutOutSafe(pairVolatile, _amountIn, _tokenIn);
+        }
+        (amountOut, pair) = amountStable > amountVolatile ? (amountStable, pairStable) : (amountVolatile, pairVolatile);
+    }
+
+    function _query(
+        uint256 _amountIn,
+        address _tokenIn,
+        address _tokenOut
+    ) internal view override returns (uint256 amountOut) {
+        if (_tokenIn != _tokenOut && _amountIn != 0) (amountOut, ) = getQuoteAndPair(_amountIn, _tokenIn, _tokenOut);
+    }
+
+    function _swap(
+        uint256 _amountIn,
+        uint256 _amountOut,
+        address _tokenIn,
+        address _tokenOut,
+        address to
+    ) internal override {
+        (uint256 amountOut, address pair) = getQuoteAndPair(_amountIn, _tokenIn, _tokenOut);
+        require(amountOut >= _amountOut, "Insufficent amount out");
+        (uint256 amount0Out, uint256 amount1Out) = (_tokenIn < _tokenOut)
+            ? (uint256(0), amountOut)
+            : (amountOut, uint256(0));
+        IERC20(_tokenIn).safeTransfer(pair, _amountIn);
+        IPair(pair).swap(amount0Out, amount1Out, to, new bytes(0));
+    }
+}

src/deploy/arbitrum/adapters/uniswapV2/oreoswap.js

@@ -5,5 +5,6 @@ const networkName = 'arbitrum'
 const name = 'OreoswapAdapter'
 const tags = [ 'oreoswap' ]
 const fee = 3
+const feeDenominator = 1000
 
-module.exports = deployUniV2Contract(networkName, tags, name, factory, fee)
+module.exports = deployUniV2Contract(networkName, tags, name, factory, fee, feeDenominator)

src/deploy/arbitrum/adapters/uniswapV2/sushiswap.js

@@ -5,5 +5,6 @@ const networkName = 'arbitrum'
 const name = 'SushiswapAdapter'
 const tags = [ 'sushiswap' ]
 const fee = 3
+const feeDenominator = 1000
 
-module.exports = deployUniV2Contract(networkName, tags, name, factory, fee)
+module.exports = deployUniV2Contract(networkName, tags, name, factory, fee, feeDenominator)

src/deploy/arbitrum/adapters/uniswapV2/swapfish.js

@@ -5,5 +5,6 @@ const networkName = 'arbitrum'
 const name = 'SwapfishAdapter'
 const tags = [ 'swapfish' ]
 const fee = 3
+const feeDenominator = 1000
 
-module.exports = deployUniV2Contract(networkName, tags, name, factory, fee)
+module.exports = deployUniV2Contract(networkName, tags, name, factory, fee, feeDenominator)

src/deploy/avalanche/adapters/uniswapV2/hakuswap.js

@@ -6,5 +6,6 @@ const networkName = 'avalanche'
 const name = 'HakuswapAdapter'
 const tags = [ 'hakuswap' ]
 const fee = 2
+const feeDenominator = 1000
 
-module.exports = deployUniV2Contract(networkName, tags, name, factory, fee)
+module.exports = deployUniV2Contract(networkName, tags, name, factory, fee, feeDenominator)

src/deploy/avalanche/adapters/uniswapV2/pangolin.js

@@ -6,5 +6,6 @@ const networkName = 'avalanche'
 const name = 'PangolinAdapter'
 const tags = [ 'pangolin' ]
 const fee = 3
+const feeDenominator = 1000
 
-module.exports = deployUniV2Contract(networkName, tags, name, factory, fee)
+module.exports = deployUniV2Contract(networkName, tags, name, factory, fee, feeDenominator)

src/deploy/avalanche/adapters/uniswapV2/sushiswap.js

@@ -6,5 +6,6 @@ const networkName = 'avalanche'
 const name = 'SushiswapAdapter'
 const tags = [ 'sushiswap' ]
 const fee = 3
+const feeDenominator = 1000
 
-module.exports = deployUniV2Contract(networkName, tags, name, factory, fee)
+module.exports = deployUniV2Contract(networkName, tags, name, factory, fee, feeDenominator)

src/deploy/avalanche/adapters/uniswapV2/swapsicle.js

@@ -6,5 +6,6 @@ const networkName = 'avalanche'
 const name = 'SwapsicleAdapter'
 const tags = [ 'swapsicle' ]
 const fee = 3
+const feeDenominator = 1000
 
-module.exports = deployUniV2Contract(networkName, tags, name, factory, fee)
+module.exports = deployUniV2Contract(networkName, tags, name, factory, fee, feeDenominator)

src/deploy/avalanche/adapters/uniswapV2/traderjoe.js

@@ -6,5 +6,6 @@ const networkName = 'avalanche'
 const name = 'TraderjoeAdapter'
 const tags = [ 'traderjoe' ]
 const fee = 3
+const feeDenominator = 1000
 
-module.exports = deployUniV2Contract(networkName, tags, name, factory, fee)
+module.exports = deployUniV2Contract(networkName, tags, name, factory, fee, feeDenominator)

src/deploy/base/adapters/uniswapV2/alienswap.js

@@ -0,0 +1,11 @@
+const { deployUniV2Contract, addresses } = require("../../../utils");
+const { univ2 } = addresses.base;
+
+const factory = univ2.factories.alienbase;
+const networkName = "base";
+const name = "AlienBaseAdapter";
+const tags = ["alienbase"];
+const fee = 16;
+const feeDenominator = 10000;
+
+module.exports = deployUniV2Contract(networkName, tags, name, factory, fee, feeDenominator);

src/deploy/base/adapters/uniswapV2/baseswap.js

@@ -0,0 +1,11 @@
+const { deployUniV2Contract, addresses } = require("../../../utils");
+const { univ2 } = addresses.base;
+
+const factory = univ2.factories.baseswap;
+const networkName = "base";
+const name = "BaseSwapAdapter";
+const tags = ["baseswap"];
+const fee = 25;
+const feeDenominator = 10000;
+
+module.exports = deployUniV2Contract(networkName, tags, name, factory, fee, feeDenominator);

src/deploy/base/adapters/uniswapV2/swapbased.js

@@ -0,0 +1,11 @@
+const { deployUniV2Contract, addresses } = require("../../../utils");
+const { univ2 } = addresses.base;
+
+const factory = univ2.factories.swapbased;
+const networkName = "base";
+const name = "SwapBasedAdapter";
+const tags = ["swapbased"];
+const fee = 30;
+const feeDenominator = 10000;
+
+module.exports = deployUniV2Contract(networkName, tags, name, factory, fee, feeDenominator);

src/deploy/base/adapters/uniswapV3/sushiV3.js

@@ -0,0 +1,13 @@
+const { deployAdapter, addresses } = require('../../../utils')
+const { factory, quoter } = addresses.base.sushiV3
+
+const networkName = 'base'
+const contractName = 'UniswapV3Adapter'
+const tags = [ 'sushiV3' ]
+const name = 'SushiV3Adapter'
+const gasEstimate = 300_000
+const quoterGasLimit = 300_000
+const defaultFees = [500, 3_000, 10_000]
+const args = [ name, gasEstimate, quoterGasLimit, quoter, factory, defaultFees ]
+
+module.exports = deployAdapter(networkName, tags, name, contractName, args)

src/deploy/base/adapters/uniswapV3/uniV3.js

@@ -0,0 +1,13 @@
+const { deployAdapter, addresses } = require('../../../utils')
+const { factory, quoter } = addresses.base.uniV3
+
+const networkName = 'base'
+const contractName = 'UniswapV3Adapter'
+const tags = [ 'uniswapV3' ]
+const name = contractName
+const gasEstimate = 300_000
+const quoterGasLimit = 300_000
+const defaultFees = [500, 3_000, 10_000]
+const args = [ name, gasEstimate, quoterGasLimit, quoter, factory, defaultFees ]
+
+module.exports = deployAdapter(networkName, tags, contractName, contractName, args)

src/deploy/base/adapters/velodromV2/aerodrom.js

@@ -0,0 +1,12 @@
+const { deployAdapter, addresses } = require("../../../utils");
+const { factory } = addresses.base.aerodrom;
+
+const networkName = "base";
+const tags = ["aerodrom"];
+const name = "AerodromAdapter";
+const contractName = "VelodromeV2Adapter";
+
+const gasEstimate = 4e5;
+const args = [name, factory, gasEstimate];
+
+module.exports = deployAdapter(networkName, tags, name, contractName, args);

src/deploy/base/routers/yakrouter.js

@@ -0,0 +1,4 @@
+const { deployRouter } = require("../../utils");
+
+const networkName = "base";
+module.exports = deployRouter(networkName);

src/deploy/dogechain/adapters/uniV2/dogeswap.js

@@ -5,5 +5,6 @@ const networkName = 'dogechain'
 const name = 'DogeSwapAdapter'
 const tags = [ 'dogeswap' ]
 const fee = 2
+const feeDenominator = 1000
 
-module.exports = deployUniV2Contract(networkName, tags, name, factory, fee)
+module.exports = deployUniV2Contract(networkName, tags, name, factory, fee, feeDenominator)

src/deploy/dogechain/adapters/uniV2/kibbleswap.js

@@ -5,5 +5,6 @@ const networkName = 'dogechain'
 const name = 'KibbleSwapAdapter'
 const tags = [ 'kibbleswap' ]
 const fee = 3
+const feeDenominator = 1000
 
-module.exports = deployUniV2Contract(networkName, tags, name, factory, fee)
+module.exports = deployUniV2Contract(networkName, tags, name, factory, fee, feeDenominator)

src/deploy/dogechain/adapters/uniV2/yodeswap.js

@@ -5,5 +5,6 @@ const networkName = 'dogechain'
 const name = 'YodeSwapAdapter'
 const tags = [ 'yodeswap' ]
 const fee = 5
+const feeDenominator = 1000
 
-module.exports = deployUniV2Contract(networkName, tags, name, factory, fee)
+module.exports = deployUniV2Contract(networkName, tags, name, factory, fee, feeDenominator)

src/deploy/optimism/adapters/uniswapV2/zipswap.js

@@ -5,5 +5,6 @@ const networkName = 'optimism'
 const name = 'ZipswapAdapter'
 const tags = [ 'zipswap' ]
 const fee = 3
+const feeDenominator = 1000
 
-module.exports = deployUniV2Contract(networkName, tags, name, factory, fee)
+module.exports = deployUniV2Contract(networkName, tags, name, factory, fee, feeDenominator)