Liquidity.Party/tycho-protocol-sdk
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

fix: Fixed getPriceAt to obtain the correct prices

Browse Source
This commit is contained in:
domenicodev
2024-01-24 11:52:47 +01:00
parent 42ac2b1b60
commit 69eeec4385
1 changed files with 15 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
evm/src/angle/AngleAdapter.sol
View File

@@ -29,7 +29,7 @@ contract AngleAdapter is ISwapAdapter {
address buyTokenAddress = address(_buyToken);
for (uint256 i = 0; i < _specifiedAmounts.length; i++) {
_prices[i] = getPriceAt(_specifiedAmounts[i], sellTokenAddress, buyTokenAddress);
_prices[i] = getPriceAt(_specifiedAmounts[i], sellTokenAddress, buyTokenAddress, OrderSide.Sell);
}
}
@@ -49,12 +49,11 @@ contract AngleAdapter is ISwapAdapter {
if (side == OrderSide.Sell) {
trade.calculatedAmount =
sell(sellToken, buyToken, specifiedAmount);
trade.price = getPriceAt(specifiedAmount, address(sellToken), address(buyToken));
} else {
trade.calculatedAmount =
buy(sellToken, buyToken, specifiedAmount);
trade.price = getPriceAt(specifiedAmount, address(buyToken), address(sellToken));
}
trade.price = getPriceAt(specifiedAmount, address(sellToken), address(buyToken), side);
trade.gasUsed = gasBefore - gasleft();
}
@@ -135,16 +134,26 @@ contract AngleAdapter is ISwapAdapter {
}
/// @notice Calculates pool prices for specified amounts
/// @param amountIn The amount of the token being sold
/// @param amount The amount of the token being sold(if side == Sell) or bought(if side == Buy)
/// @param tokenIn The token being sold
/// @param tokenOut The token being bought
/// @param side Order side
/// @return The price as a fraction corresponding to the provided amount.
function getPriceAt(uint256 amountIn, address tokenIn, address tokenOut)
function getPriceAt(uint256 amount, address tokenIn, address tokenOut, OrderSide side)
internal
view
returns (Fraction memory)
{
uint256 amountOut = transmuter.quoteIn(amountIn, tokenIn, tokenOut);
uint256 amountOut;
uint256 amountIn;
if(side == OrderSide.Sell) {
amountIn = amount;
amountOut = transmuter.quoteIn(amountIn, tokenIn, tokenOut);
}
else {
amountOut = amount;
amountIn = transmuter.quoteOut(amount, tokenIn, tokenOut);
}
return Fraction(
amountOut,
amountIn