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remove uniswapFactory in UniswapPairPriceAdapter to support all uniswap compatible factories #236

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remove uniswapFactory in UniswapPairPriceAdapter to support all uniswap compatible factories #236

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11 changes: 1 addition & 10 deletions contracts/protocol/integration/oracles/UniswapPairPriceAdapter.sol
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Original file line number Diff line number Diff line change
Expand Up @@ -60,27 +60,21 @@ contract UniswapPairPriceAdapter is Ownable {
// Uniswap allowed pools
address[] public allowedUniswapPools;

// Address of Uniswap factory
address public uniswapFactory;

/* ============ Constructor ============ */

/**
* Set state variables
*
* @param _controller Instance of controller contract
* @param _uniswapFactory Address of Uniswap factory
* @param _uniswapPools Array of allowed Uniswap pools
*/
constructor(
IController _controller,
address _uniswapFactory,
IUniswapV2Pair[] memory _uniswapPools
)
public
{
controller = _controller;
uniswapFactory = _uniswapFactory;

// Add each of initial addresses to state
for (uint256 i = 0; i < _uniswapPools.length; i++) {
Expand Down Expand Up @@ -200,10 +194,7 @@ contract UniswapPairPriceAdapter is Ownable {
uint256 tokenTwoPriceToMaster = _priceOracle.getPrice(poolInfo.tokenTwo, _masterQuoteAsset);

// Get reserve amounts
(
uint256 tokenOneReserves,
uint256 tokenTwoReserves
) = UniswapV2Library.getReserves(uniswapFactory, poolInfo.tokenOne, poolInfo.tokenTwo);
(uint256 tokenOneReserves, uint256 tokenTwoReserves, ) = IUniswapV2Pair(_poolAddress).getReserves();

uint256 normalizedTokenOneBaseUnit = tokenOneReserves.preciseDiv(poolInfo.tokenOneBaseUnit);
uint256 normalizedTokenBaseTwoUnits = tokenTwoReserves.preciseDiv(poolInfo.tokenTwoBaseUnit);
Expand Down