Liquidity.Party/tycho-protocol-sdk
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fix: Fixed getLimits and improved swap

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This commit is contained in:
domenicodev
2024-03-01 16:23:56 +01:00
parent 24682409c4
commit 57dc954f0c
1 changed files with 10 additions and 8 deletions
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18
evm/src/etherfi/EtherfiAdapter.sol
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@@ -121,9 +121,13 @@ contract EtherfiAdapter is ISwapAdapter {
{
limits = new uint256[](2);
/// @dev only limit on Etherfi is applied on deposits(eth->eETH), and is type(uint128).max
/// but we use the same amount for the others to underestimate
limits[0] = IERC20(address(eEth)).totalSupply();
/// @dev Limits are underestimated to 90% of totalSupply as both weEth and eEth have no limits but revert in some cases
if(address(sellToken) == address(weEth) || address(buyToken) == address(weEth)) {
limits[0] = IERC20(address(weEth)).totalSupply() * 90 / 100;
}
else {
limits[0] = IERC20(address(eEth)).totalSupply() * 90 / 100;
}
limits[1] = limits[0];
}
@@ -194,13 +198,13 @@ contract EtherfiAdapter is ISwapAdapter {
internal
returns (uint256)
{
IERC20 eEth_ = IERC20(address(eEth));
if (side == OrderSide.Buy) {
IERC20(address(eEth)).safeTransferFrom(msg.sender, address(this), amount);
uint256 amountIn = getAmountIn(address(0), address(weEth), amount);
IERC20(address(eEth)).approve(address(weEth), amountIn);
uint256 receivedAmountEeth =
liquidityPool.deposit{value: amountIn}();
eEth_.approve(address(weEth), receivedAmountEeth);
uint256 receivedAmount = weEth.wrap(receivedAmountEeth);
IERC20(address(weEth)).safeTransfer(
@@ -209,10 +213,8 @@ contract EtherfiAdapter is ISwapAdapter {
return amountIn;
} else {
IERC20(address(eEth)).safeTransferFrom(msg.sender, address(this), amount);
IERC20(address(eEth)).approve(address(weEth), amount);
uint256 receivedAmountEeth = liquidityPool.deposit{value: amount}();
eEth_.approve(address(weEth), receivedAmountEeth);
uint256 receivedAmount = weEth.wrap(receivedAmountEeth);
IERC20(address(weEth)).safeTransfer(