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added slippage on deposit

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This commit is contained in:
Samyak Jain 2021-06-10 16:44:38 +05:30
parent 2bd7492e56
commit a483299e50
1 changed files with 5 additions and 4 deletions
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9
contracts/mainnet/connectors/uniswap_v3_erc20/main.sol
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@ -20,18 +20,16 @@ abstract contract UniswapV3Resolver is Events, Helpers {
* @notice Deposit Liquidity to a Uniswap V3 pool. * @notice Deposit Liquidity to a Uniswap V3 pool.
* @param pool The address of pool. * @param pool The address of pool.
* @param amt0Max Amount0 Max amount * @param amt0Max Amount0 Max amount
* @param amt0Min Amount0 Min amount
* @param amt1Max Amount1 Max amount * @param amt1Max Amount1 Max amount
* @param amt1Min Amount1 Min amount * @param slippage use to calculate minimum deposit. 100% = 1e18
* @param getId ID to retrieve amount. * @param getId ID to retrieve amount.
* @param setId ID stores the amount of pools tokens received. * @param setId ID stores the amount of pools tokens received.
*/ */
function deposit( function deposit(
address pool, address pool,
uint256 amt0Max, uint256 amt0Max,
uint256 amt0Min,
uint256 amt1Max, uint256 amt1Max,
uint256 amt1Min, uint slippage,
uint256 getId, uint256 getId,
uint256 setId uint256 setId
) external payable returns (string memory _eventName, bytes memory _eventParam) { ) external payable returns (string memory _eventName, bytes memory _eventParam) {
@ -40,6 +38,9 @@ abstract contract UniswapV3Resolver is Events, Helpers {
(uint256 amount0In, uint256 amount1In, uint256 mintAmount) = poolContract.getMintAmounts(amt0Max, amt1Max); (uint256 amount0In, uint256 amount1In, uint256 mintAmount) = poolContract.getMintAmounts(amt0Max, amt1Max);
uint amt0Min = wmul(amt0Max, slippage);
uint amt1Min = wmul(amt1Max, slippage);
require( require(
amount0In >= amt0Min && amount1In >= amt1Min, amount0In >= amt0Min && amount1In >= amt1Min,
"below min amounts" "below min amounts"