42 lines
1.1 KiB
Solidity
42 lines
1.1 KiB
Solidity
// SPDX-License-Identifier: BUSL-1.1
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pragma solidity ^0.8.26;
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import "@interfaces/IExecutor.sol";
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import "@interfaces/ICurveRouter.sol";
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import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
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contract CurveExecutor is IExecutor {
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using SafeERC20 for IERC20;
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ICurveRouter public immutable curveRouter;
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constructor(address _curveRouter) {
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curveRouter = ICurveRouter(_curveRouter);
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}
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function swap(uint256 amountIn, bytes calldata data)
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external
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payable
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returns (uint256)
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{
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CurveRouterParams memory params = _decodeData(data);
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IERC20(params.route[0]).approve(address(curveRouter), amountIn);
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return curveRouter.exchange(
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params.route,
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params.swapParams,
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amountIn,
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params.minAmountOut,
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params.pools,
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params.receiver
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);
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}
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function _decodeData(bytes calldata data)
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internal
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pure
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returns (CurveRouterParams memory params)
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{
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return abi.decode(data, (CurveRouterParams));
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}
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}
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