| Token | Symbol | Balance | Price | Value |
|---|---|---|---|---|
| no token holdings | ||||
| Type | Age | Block | Details |
|---|---|---|---|
| no cross-chain L1↔L2 transactions for this address | |||
| Transaction Hash | Method | Block | Age | From | To | Type | Item | ||
|---|---|---|---|---|---|---|---|---|---|
| no NFT transfers for this address yet | |||||||||
| Txn Hash | Age | Event | Topics / Data |
|---|---|---|---|
| no event logs emitted by this address | |||
| Transaction Hash | Method | Block | Age | From | To | Amount | Token | ||
|---|---|---|---|---|---|---|---|---|---|
| no token transfers for this address yet | |||||||||
hood// SPDX-License-Identifier: BUSL-1.1
pragma solidity >=0.8.26;
import { IERC721Receiver } from "@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol";
import { IV4Utils } from "./interfaces/IV4Utils.sol";
import { IERC20 } from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import { SafeERC20 } from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import { IERC721 } from "@openzeppelin/contracts/token/ERC721/IERC721.sol";
import { Address } from "@openzeppelin/contracts/utils/Address.sol";
import { FullMath } from "@uniswap/v4-core/src/libraries/FullMath.sol";
import { Currency, CurrencyLibrary } from "@uniswap/v4-core/src/types/Currency.sol";
import { Actions } from "@uniswap/v4-periphery/src/libraries/Actions.sol";
import { PoolKey } from "@uniswap/v4-core/src/types/PoolKey.sol";
import { PoolIdLibrary } from "@uniswap/v4-core/src/types/PoolId.sol";
import { IPositionManager } from "@uniswap/v4-periphery/src/interfaces/IPositionManager.sol";
import { PositionInfoLibrary, PositionInfo } from "@uniswap/v4-periphery/src/libraries/PositionInfoLibrary.sol";
import { IPoolManager } from "@uniswap/v4-core/src/interfaces/IPoolManager.sol";
import { StateLibrary } from "@uniswap/v4-core/src/libraries/StateLibrary.sol";
import { TickMath } from "@uniswap/v4-core/src/libraries/TickMath.sol";
import { IAllowanceTransfer } from "@uniswap/v4-periphery/lib/permit2/src/interfaces/IAllowanceTransfer.sol";
import { IWETH9 } from "@uniswap/v4-periphery/src/interfaces/external/IWETH9.sol";
import { Context } from "@openzeppelin/contracts/utils/Context.sol";
import { Withdrawable } from "../base/Withdrawable.sol";
import { LiquidityAmounts } from "../libraries/LiquidityAmounts.sol";
import { IPermitForwarder } from "../interfaces/IPermitForwarder.sol";
import { SharedStorage } from "../libraries/Storage.sol";
import { FeeType } from "../libraries/FeeConstants.sol";
contract V4Utils is Context, IERC721Receiver, IV4Utils {
using SafeERC20 for IERC20;
using Address for address;
using StateLibrary for IPoolManager;
using PoolIdLibrary for PoolKey;
/// @dev Q64 constant for fee calculations (2 ** 64)
uint256 internal constant Q64 = 2 ** 64;
/// @notice Execute instruction by pulling approved NFT instead of direct safeTransferFrom call from owner
/// @param tokenId Token to process
/// @param instructions Instructions to execute
function execute(address posm, uint256 tokenId, Instructions calldata instructions) external {
// must be approved beforehand
IERC721(posm).safeTransferFrom(_msgSender(), address(this), tokenId, abi.encode(instructions));
}
/// @notice ERC721 callback function. Called on safeTransferFrom and does manipulation as configured in encoded
/// Instructions parameter.
/// At the end the NFT (and any newly minted NFT) is returned to sender. The leftover tokens are sent to
/// instructions.recipient.
function onERC721Received(address, address from, uint256 tokenId, bytes calldata data)
external
override
returns (bytes4)
{
address posm = msg.sender;
// not allowed to send to itself
require(from != address(this), SelfSend());
Instructions memory instructions = abi.decode(data, (Instructions));
UtilActions action = instructions.action;
bytes memory params = instructions.params;
(PoolKey memory poolKey,) = IPositionManager(posm).getPoolAndPositionInfo(tokenId);
require(!(poolKey.currency0 == poolKey.currency1), SameToken());
if (action == UtilActions.DECREASE_AND_SWAP) {
DecreaseAndSwapParams memory decreaseAndSwapParams = abi.decode(params, (DecreaseAndSwapParams));
_decreaseAndSwap(posm, poolKey, decreaseAndSwapParams, from, tokenId);
} else if (action == UtilActions.ADJUST_RANGE) {
AdjustRangeParams memory adjustParams = abi.decode(params, (AdjustRangeParams));
_adjustRange(posm, poolKey, adjustParams, from, tokenId);
} else if (action == UtilActions.COMPOUND) {
CompoundFeesParams memory compoundParams = abi.decode(params, (CompoundFeesParams));
_compoundFees(posm, poolKey, compoundParams, from, tokenId);
} else {
revert NotSupportedAction();
}
// return token to owner (this line guarantees that token is returned to originating owner)
IERC721(posm).transferFrom(address(this), from, tokenId);
return IERC721Receiver.onERC721Received.selector;
}
function swapAndMint(SwapAndMintParams calldata params) external payable {
address posm = params.posm;
_takeTokens(params.inputTokens);
_takeFees(
posm,
TakeFeesParams({
inputTokens: params.inputTokens,
feeX64: params.protocolFeeX64,
feeType: FeeType.PROTOCOL_FEE,
tokenId: IPositionManager(posm).nextTokenId(),
userAddress: _msgSender()
})
);
_takeFees(
posm,
TakeFeesParams({
inputTokens: params.inputTokens,
feeX64: params.gasFeeX64,
feeType: FeeType.GAS_FEE,
tokenId: IPositionManager(posm).nextTokenId(),
userAddress: _msgSender()
})
);
_swaps(params.swapParams);
(uint256 tokenId, uint256 liquidity, uint256 amount0, uint256 amount1) =
_mint(posm, params.poolKey, params.mintParams, _msgSender(), type(uint256).max, type(uint256).max);
_sweeps(params.sweepTokens, _msgSender());
emit SwapAndMint(posm, tokenId, liquidity, amount0, amount1);
}
function swapAndIncrease(SwapAndIncreaseParams calldata params) external payable {
address posm = params.posm;
require(_isApprovedOrOwner(posm, _msgSender(), params.tokenId), Unauthorized());
_takeTokens(params.inputTokens);
_takeFees(
posm,
TakeFeesParams({
inputTokens: params.inputTokens,
feeX64: params.protocolFeeX64,
feeType: FeeType.PROTOCOL_FEE,
tokenId: IPositionManager(posm).nextTokenId(),
userAddress: _msgSender()
})
);
_takeFees(
posm,
TakeFeesParams({
inputTokens: params.inputTokens,
feeX64: params.gasFeeX64,
feeType: FeeType.GAS_FEE,
tokenId: IPositionManager(posm).nextTokenId(),
userAddress: _msgSender()
})
);
_swaps(params.swapParams);
(PoolKey memory poolKey,) = IPositionManager(posm).getPoolAndPositionInfo(params.tokenId);
(uint256 liquidity, uint256 amount0, uint256 amount1) =
_increase(posm, poolKey, params.tokenId, params.increaseParams, _msgSender());
_sweeps(params.sweepTokens, _msgSender());
emit SwapAndIncrease(posm, params.tokenId, liquidity, amount0, amount1);
}
function _takeToken(Currency token, uint256 amount) internal {
uint256 balanceBefore = token.balanceOf(address(this));
IERC20(Currency.unwrap(token)).safeTransferFrom(_msgSender(), address(this), amount);
uint256 balanceAfter = token.balanceOf(address(this));
require(balanceAfter - balanceBefore == amount, TransferError()); // reverts for fee-on-transfer tokens
}
function _takeTokens(InputTokenParams[] calldata inputTokens) internal {
uint256 totalNative;
for (uint256 i; i < inputTokens.length; i++) {
if (inputTokens[i].token.isAddressZero()) totalNative += inputTokens[i].amount;
else _takeToken(inputTokens[i].token, inputTokens[i].amount);
}
require(msg.value >= totalNative, AmountError());
}
function _swaps(SwapParams[] memory swapParams) internal {
for (uint256 i; i < swapParams.length; i++) {
_swap(
swapParams[i].tokenIn,
swapParams[i].tokenOut,
swapParams[i].amountIn,
swapParams[i].amountOutMin,
swapParams[i].swapData,
i
);
}
}
function _sweeps(Currency[] memory sweepTokens, address recipient) internal {
for (uint256 i; i < sweepTokens.length; i++) {
_sweep(sweepTokens[i], 0, recipient);
}
}
function _sweep(Currency currency, uint256 amount, address recipient) internal {
uint256 bal = currency.balanceOf(address(this));
if (amount == 0 || amount > bal) amount = bal;
if (amount > 0) currency.transfer(recipient, amount);
}
// general swap function which uses external router with off-chain calculated swap instructions
// does slippage check with amountOutMin param
// returns token amounts deltas after swap
function _swap(
Currency tokenIn,
Currency tokenOut,
uint256 amountIn,
uint256 amountOutMin,
bytes memory swapData,
uint256 index
) internal returns (uint256 amountInDelta, uint256 amountOutDelta) {
SharedStorage.Storage storage ss = SharedStorage.getStorage();
address weth = ss.weth;
address swapRouter = ss.swapRouter;
Currency _cWETH = Currency.wrap(weth);
if (tokenIn.isAddressZero() && tokenOut == _cWETH) {
IWETH9(weth).deposit{ value: amountIn }();
amountInDelta = amountIn;
amountOutDelta = amountIn;
} else if (tokenIn == _cWETH && tokenOut.isAddressZero()) {
IWETH9(weth).withdraw(amountIn);
amountInDelta = amountIn;
amountOutDelta = amountIn;
} else if (swapData.length != 0) {
uint256 balanceInBefore = tokenIn.balanceOfSelf();
uint256 balanceOutBefore = tokenOut.balanceOfSelf();
if (amountIn == 0) amountIn = balanceInBefore;
uint256 _value;
if (tokenIn.isAddressZero()) {
_value = amountIn;
} else {
// approve needed amount
_safeResetAndApprove(Currency.unwrap(tokenIn), swapRouter, amountIn, address(0));
}
// execute swap
(bool success,) = swapRouter.call{ value: _value }(swapData);
require(success, SwapFailed(swapData, index));
if (!tokenIn.isAddressZero()) {
// reset approval
_safeApprove(Currency.unwrap(tokenIn), swapRouter, 0, address(0));
}
uint256 balanceInAfter = tokenIn.balanceOfSelf();
uint256 balanceOutAfter = tokenOut.balanceOfSelf();
amountInDelta = balanceInBefore - balanceInAfter;
amountOutDelta = balanceOutAfter - balanceOutBefore;
}
// amountMin slippage check
require(amountOutDelta >= amountOutMin, SwapSlippage());
// event for any swap with exact swapped value
emit Swap(Currency.unwrap(tokenIn), Currency.unwrap(tokenOut), amountInDelta, amountOutDelta);
}
// Mint new position using all balance of currency0 and currency1
function _mint(
address posm,
PoolKey memory poolKey,
MintParams memory params,
address from,
uint256 amount0,
uint256 amount1
) internal returns (uint256 tokenId, uint256 liquidity, uint256 amountAdded0, uint256 amountAdded1) {
uint256 balanceBefore0 = poolKey.currency0.balanceOfSelf();
uint256 balanceBefore1 = poolKey.currency1.balanceOfSelf();
amountAdded0 = amount0 > balanceBefore0 ? balanceBefore0 : amount0;
amountAdded1 = amount1 > balanceBefore1 ? balanceBefore1 : amount1;
{
(uint160 sqrtPriceX96,,,) = IPoolManager(IPositionManager(posm).poolManager()).getSlot0(poolKey.toId());
liquidity = LiquidityAmounts.getLiquidityForAmounts(
sqrtPriceX96,
TickMath.getSqrtPriceAtTick(params.tickLower),
TickMath.getSqrtPriceAtTick(params.tickUpper),
amountAdded0,
amountAdded1
);
require(liquidity >= params.minLiquidity, LiquiditySlippage());
}
// mint new position
bytes memory actions;
bytes[] memory callParams;
bool isNative = poolKey.currency0.isAddressZero();
if (isNative) {
actions = abi.encodePacked(uint8(Actions.MINT_POSITION), uint8(Actions.SETTLE_PAIR), uint8(Actions.SWEEP));
callParams = new bytes[](3);
} else {
actions = abi.encodePacked(uint8(Actions.MINT_POSITION), uint8(Actions.SETTLE_PAIR));
callParams = new bytes[](2);
}
bytes memory hookData = params.hookData;
callParams[0] =
abi.encode(poolKey, params.tickLower, params.tickUpper, liquidity, amountAdded0, amountAdded1, from, hookData);
callParams[1] = abi.encode(poolKey.currency0, poolKey.currency1);
if (isNative) callParams[2] = abi.encode(CurrencyLibrary.ADDRESS_ZERO, from);
address permit2 = IPermitForwarder(posm).permit2();
_safeResetAndApprove(Currency.unwrap(poolKey.currency0), posm, type(uint256).max, permit2);
_safeResetAndApprove(Currency.unwrap(poolKey.currency1), posm, type(uint256).max, permit2);
IPositionManager(posm).modifyLiquidities{ value: isNative ? amountAdded0 : 0 }(
abi.encode(actions, callParams), block.timestamp
);
_safeApprove(Currency.unwrap(poolKey.currency0), posm, 0, permit2);
_safeApprove(Currency.unwrap(poolKey.currency1), posm, 0, permit2);
tokenId = IPositionManager(posm).nextTokenId() - 1;
amountAdded0 = balanceBefore0 - poolKey.currency0.balanceOfSelf();
amountAdded1 = balanceBefore1 - poolKey.currency1.balanceOfSelf();
}
function _increase(
address posm,
PoolKey memory poolKey,
uint256 tokenId,
IncreaseLiquidityParams memory params,
address from
) internal returns (uint256 liquidity, uint256 amountAdded0, uint256 amountAdded1) {
amountAdded0 = poolKey.currency0.balanceOfSelf();
amountAdded1 = poolKey.currency1.balanceOfSelf();
(uint160 sqrtPriceX96,,,) = IPoolManager(IPositionManager(posm).poolManager()).getSlot0(poolKey.toId());
PositionInfo positionInfo = IPositionManager(posm).positionInfo(tokenId);
{
liquidity = LiquidityAmounts.getLiquidityForAmounts(
sqrtPriceX96,
TickMath.getSqrtPriceAtTick(positionInfo.tickLower()),
TickMath.getSqrtPriceAtTick(positionInfo.tickUpper()),
amountAdded0,
amountAdded1
);
require(liquidity >= params.minLiquidity, LiquiditySlippage());
}
bytes memory actions;
bytes[] memory callParams;
if (poolKey.currency0.isAddressZero()) {
// closes -> increase -> settle -> sweep
actions = abi.encodePacked(
uint8(Actions.INCREASE_LIQUIDITY),
uint8(Actions.CLOSE_CURRENCY),
uint8(Actions.CLOSE_CURRENCY),
uint8(Actions.SWEEP)
);
callParams = new bytes[](4);
callParams[1] = abi.encode(poolKey.currency0);
callParams[2] = abi.encode(poolKey.currency1);
callParams[3] = abi.encode(CurrencyLibrary.ADDRESS_ZERO, from);
} else {
// closes -> increase -> settle
actions = abi.encodePacked(
uint8(Actions.INCREASE_LIQUIDITY), uint8(Actions.CLOSE_CURRENCY), uint8(Actions.CLOSE_CURRENCY)
);
callParams = new bytes[](3);
callParams[1] = abi.encode(poolKey.currency0);
callParams[2] = abi.encode(poolKey.currency1);
}
callParams[0] = abi.encode(tokenId, liquidity, amountAdded0, amountAdded1, params.hookData);
uint256 value = poolKey.currency0.isAddressZero() ? poolKey.currency0.balanceOfSelf() : 0;
address permit2 = IPermitForwarder(posm).permit2();
_safeResetAndApprove(Currency.unwrap(poolKey.currency0), posm, type(uint256).max, permit2);
_safeResetAndApprove(Currency.unwrap(poolKey.currency1), posm, type(uint256).max, permit2);
IPositionManager(posm).modifyLiquidities{ value: value }(abi.encode(actions, callParams), block.timestamp);
_safeApprove(Currency.unwrap(poolKey.currency0), posm, 0, permit2);
_safeApprove(Currency.unwrap(poolKey.currency1), posm, 0, permit2);
(amountAdded0, amountAdded1) = LiquidityAmounts.getAmountsForLiquidity(
sqrtPriceX96,
TickMath.getSqrtPriceAtTick(positionInfo.tickLower()),
TickMath.getSqrtPriceAtTick(positionInfo.tickUpper()),
uint128(liquidity)
);
}
function _decreaseAndSwap(
address posm,
PoolKey memory poolKey,
DecreaseAndSwapParams memory params,
address from,
uint256 tokenId
) internal {
uint256 balanceDestBefore = params.swapDestToken.balanceOfSelf();
_collectPositionFees(
posm,
poolKey,
from,
tokenId,
params.decreaseParams.hookData,
params.performanceFeeX64,
params.decreaseParams.liquidity == 0 ? params.gasFeeX64 : 0
);
_decrease(posm, poolKey, params.decreaseParams, from, tokenId, params.protocolFeeX64, params.gasFeeX64);
_swaps(params.swapParams);
_sweep(params.swapDestToken, type(uint256).max, from);
if (poolKey.currency0.toId() != params.swapDestToken.toId()) _sweep(poolKey.currency0, type(uint256).max, from);
if (poolKey.currency1.toId() != params.swapDestToken.toId()) _sweep(poolKey.currency1, type(uint256).max, from);
emit DecreaseAndSwap(
posm,
tokenId,
params.decreaseParams.liquidity,
params.swapDestToken,
params.swapDestToken.balanceOfSelf() - balanceDestBefore
);
}
function _collectPositionFees(
address posm,
PoolKey memory poolKey,
address from,
uint256 tokenId,
bytes memory hookData,
uint64 performanceFeeX64,
uint64 gasFeeX64
) internal returns (uint256 amount0, uint256 amount1) {
amount0 = poolKey.currency0.balanceOfSelf();
amount1 = poolKey.currency1.balanceOfSelf();
bytes memory actions = abi.encodePacked(uint8(Actions.DECREASE_LIQUIDITY), uint8(Actions.TAKE_PAIR));
bytes[] memory callParams = new bytes[](2);
callParams[0] = abi.encode(tokenId, 0, 0, 0, hookData);
callParams[1] = abi.encode(poolKey.currency0, poolKey.currency1, address(this));
IPositionManager(posm).modifyLiquidities(abi.encode(actions, callParams), block.timestamp);
amount0 = poolKey.currency0.balanceOfSelf() - amount0;
amount1 = poolKey.currency1.balanceOfSelf() - amount1;
InputTokenParams[] memory tokensToTakeFees = new InputTokenParams[](2);
tokensToTakeFees[0] = InputTokenParams({ token: poolKey.currency0, amount: amount0 });
tokensToTakeFees[1] = InputTokenParams({ token: poolKey.currency1, amount: amount1 });
uint256[] memory performanceFeeAmountsTaken = _takeFees(
posm,
TakeFeesParams({
inputTokens: tokensToTakeFees,
feeX64: performanceFeeX64,
feeType: FeeType.PERFORMANCE_FEE,
tokenId: tokenId,
userAddress: from
})
);
uint256[] memory gassFeeAmountsTaken = _takeFees(
posm,
TakeFeesParams({
inputTokens: tokensToTakeFees, feeX64: gasFeeX64, feeType: FeeType.GAS_FEE, tokenId: tokenId, userAddress: from
})
);
amount0 -= (performanceFeeAmountsTaken[0] + gassFeeAmountsTaken[0]);
amount1 -= (performanceFeeAmountsTaken[1] + gassFeeAmountsTaken[1]);
}
function _decrease(
address posm,
PoolKey memory poolKey,
DecreaseLiquidityParams memory params,
address from,
uint256 tokenId,
uint64 protocolFeeX64,
uint64 gasFeeX64
) internal returns (uint256 amount0, uint256 amount1) {
if (params.liquidity == 0) return (amount0, amount1);
amount0 = poolKey.currency0.balanceOfSelf();
amount1 = poolKey.currency1.balanceOfSelf();
bytes memory actions = abi.encodePacked(uint8(Actions.DECREASE_LIQUIDITY), uint8(Actions.TAKE_PAIR));
bytes[] memory callParams = new bytes[](2);
uint128 liquidity = IPositionManager(posm).getPositionLiquidity(tokenId);
if (params.liquidity < liquidity) liquidity = params.liquidity;
callParams[0] = abi.encode(tokenId, liquidity, params.amount0Min, params.amount1Min, params.hookData);
callParams[1] = abi.encode(poolKey.currency0, poolKey.currency1, address(this));
IPositionManager(posm).modifyLiquidities(abi.encode(actions, callParams), block.timestamp);
amount0 = poolKey.currency0.balanceOfSelf() - amount0;
amount1 = poolKey.currency1.balanceOfSelf() - amount1;
InputTokenParams[] memory tokensToTakeFee = new InputTokenParams[](2);
tokensToTakeFee[0] = InputTokenParams({ token: poolKey.currency0, amount: amount0 });
tokensToTakeFee[1] = InputTokenParams({ token: poolKey.currency1, amount: amount1 });
_takeFees(
posm,
TakeFeesParams({
inputTokens: tokensToTakeFee,
feeX64: protocolFeeX64,
feeType: FeeType.PROTOCOL_FEE,
tokenId: tokenId,
userAddress: from
})
);
_takeFees(
posm,
TakeFeesParams({
inputTokens: tokensToTakeFee, feeX64: gasFeeX64, feeType: FeeType.GAS_FEE, tokenId: tokenId, userAddress: from
})
);
}
function _adjustRange(
address posm,
PoolKey memory poolKey,
AdjustRangeParams memory adjustParams,
address from,
uint256 tokenId
) internal {
(uint256 collected0, uint256 collected1) = _collectPositionFees(
posm, poolKey, from, tokenId, adjustParams.collectFeesHookData, adjustParams.performanceFeeX64, 0
);
_decrease(
posm,
poolKey,
DecreaseLiquidityParams({
liquidity: type(uint128).max, deadline: block.timestamp, amount0Min: 0, amount1Min: 0, hookData: ""
}),
from,
tokenId,
adjustParams.protocolFeeX64,
adjustParams.gasFeeX64
);
_swaps(adjustParams.swapParams);
uint256 amountAdded0 = poolKey.currency0.balanceOfSelf();
uint256 amountAdded1 = poolKey.currency1.balanceOfSelf();
uint256 newTokenId;
uint256 liquidity;
if (!adjustParams.compoundFees) {
// Deduct collected fee in case we don't compound
amountAdded0 -= collected0;
amountAdded1 -= collected1;
}
(newTokenId, liquidity, amountAdded0, amountAdded1) =
_mint(posm, poolKey, adjustParams.mintParams, from, amountAdded0, amountAdded1);
_sweep(poolKey.currency0, type(uint256).max, from);
_sweep(poolKey.currency1, type(uint256).max, from);
emit AdjustRange(posm, tokenId, newTokenId, liquidity, amountAdded0, amountAdded1);
}
function _compoundFees(
address posm,
PoolKey memory poolKey,
CompoundFeesParams memory params,
address from,
uint256 tokenId
) internal {
_collectPositionFees(
posm, poolKey, from, tokenId, params.collectFeesHookData, params.performanceFeeX64, params.gasFeeX64
);
_swaps(params.swapParams);
uint256 amount0Added = poolKey.currency0.balanceOfSelf();
uint256 amount1Added = poolKey.currency1.balanceOfSelf();
_increase(posm, poolKey, tokenId, params.increaseParams, from);
amount0Added -= poolKey.currency0.balanceOfSelf();
amount1Added -= poolKey.currency1.balanceOfSelf();
_sweep(poolKey.currency0, type(uint256).max, from);
_sweep(poolKey.currency1, type(uint256).max, from);
emit CompoundFees(posm, tokenId, IPositionManager(posm).getPositionLiquidity(tokenId), amount0Added, amount1Added);
}
function _takeFees(address posm, TakeFeesParams memory params) internal returns (uint256[] memory feeAmountsTaken) {
// to save gas, we always need to check if fee exists before deductFees
feeAmountsTaken = new uint256[](params.inputTokens.length);
if (params.feeX64 == 0) return feeAmountsTaken;
SharedStorage.Storage storage ss = SharedStorage.getStorage();
address feeTaker = ss.feeTaker;
require(params.feeX64 <= ss.maxFeeX64[uint8(params.feeType)], TooMuchFee());
uint256 inputTokensLength = params.inputTokens.length;
InputTokenParams[] memory feeTokens = new InputTokenParams[](inputTokensLength);
for (uint256 i; i < inputTokensLength;) {
InputTokenParams memory inputToken = params.inputTokens[i];
if (inputToken.amount > 0) {
feeTokens[i].amount = FullMath.mulDiv(inputToken.amount, params.feeX64, Q64);
feeTokens[i].token = inputToken.token;
feeAmountsTaken[i] = feeTokens[i].amount;
if (feeTokens[i].amount > 0) inputToken.token.transfer(feeTaker, feeTokens[i].amount);
}
unchecked {
i++;
}
}
emit TakeFees(posm, params.tokenId, params.userAddress, TakeFeesEventData(feeTokens, params.feeX64, params.feeType));
}
/// @dev some tokens require allowance == 0 to approve new amount
/// but some tokens does not allow approve amount = 0
/// we try to set allowance = 0 before approve new amount. if it revert means that
/// the token not allow to approve 0, which means the following line code will work properly
function _safeResetAndApprove(address token, address _spender, uint256 _value, address _permit2) internal {
if (token != address(0) && _value > 0) {
/// @dev omitted approve(0) result because it might fail and does not break the flow
if (_permit2 != address(0)) {
token.call(abi.encodeWithSelector(IERC20.approve.selector, address(_permit2), 0));
IAllowanceTransfer(_permit2).approve(token, _spender, 0, 0);
} else {
token.call(abi.encodeWithSelector(IERC20.approve.selector, _spender, 0));
}
/// @dev value for approval after reset must greater than 0
_safeApprove(token, _spender, _value, _permit2);
}
}
function _safeApprove(address token, address _spender, uint256 _value, address _permit2) internal {
if (token != address(0)) {
bool success;
bytes memory returnData;
if (_permit2 != address(0)) {
(success, returnData) = token.call(abi.encodeWithSelector(IERC20.approve.selector, address(_permit2), _value));
IAllowanceTransfer(_permit2).approve(token, _spender, uint160(_value), 0);
} else {
(success, returnData) = token.call(abi.encodeWithSelector(IERC20.approve.selector, _spender, _value));
}
if (_value == 0) {
// some token does not allow approve(0) so we skip check for this case
return;
}
require(success && (returnData.length == 0 || abi.decode(returnData, (bool))), "SafeERC20: approve failed");
}
}
function _isApprovedOrOwner(address posm, address spender, uint256 tokenId) internal view returns (bool) {
address owner = IERC721(posm).ownerOf(tokenId);
return
spender == owner || IERC721(posm).getApproved(tokenId) == spender
|| IERC721(posm).isApprovedForAll(owner, spender);
}
receive() external payable { }
}[
{
"name": "AmountError",
"type": "error",
"inputs": []
},
{
"name": "LiquiditySlippage",
"type": "error",
"inputs": []
},
{
"name": "NotSupportedAction",
"type": "error",
"inputs": []
},
{
"name": "SafeERC20FailedOperation",
"type": "error",
"inputs": [
{
"name": "token",
"type": "address",
"internalType": "address"
}
]
},
{
"name": "SameToken",
"type": "error",
"inputs": []
},
{
"name": "SelfSend",
"type": "error",
"inputs": []
},
{
"name": "SwapFailed",
"type": "error",
"inputs": [
{
"name": "swapData",
"type": "bytes",
"internalType": "bytes"
},
{
"name": "index",
"type": "uint256",
"internalType": "uint256"
}
]
},
{
"name": "SwapSlippage",
"type": "error",
"inputs": []
},
{
"name": "TooMuchFee",
"type": "error",
"inputs": []
},
{
"name": "TransferError",
"type": "error",
"inputs": []
},
{
"name": "Unauthorized",
"type": "error",
"inputs": []
},
{
"name": "ZeroAddress",
"type": "error",
"inputs": []
},
{
"name": "AdjustRange",
"type": "event",
"inputs": [
{
"name": "posm",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "tokenId",
"type": "uint256",
"indexed": true,
"internalType": "uint256"
},
{
"name": "newTokenId",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
},
{
"name": "newLiquidity",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
},
{
"name": "token0Added",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
},
{
"name": "token1Added",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
}
],
"anonymous": false
},
{
"name": "CompoundFees",
"type": "event",
"inputs": [
{
"name": "posm",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "tokenId",
"type": "uint256",
"indexed": true,
"internalType": "uint256"
},
{
"name": "liquidity",
"type": "uint128",
"indexed": false,
"internalType": "uint128"
},
{
"name": "amount0",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
},
{
"name": "amount1",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
}
],
"anonymous": false
},
{
"name": "DecreaseAndSwap",
"type": "event",
"inputs": [
{
"name": "posm",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "tokenId",
"type": "uint256",
"indexed": true,
"internalType": "uint256"
},
{
"name": "liquidity",
"type": "uint128",
"indexed": false,
"internalType": "uint128"
},
{
"name": "token",
"type": "address",
"indexed": false,
"internalType": "Currency"
},
{
"name": "amount",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
}
],
"anonymous": false
},
{
"name": "Swap",
"type": "event",
"inputs": [
{
"name": "tokenIn",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "tokenOut",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "amountIn",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
},
{
"name": "amountOut",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
}
],
"anonymous": false
},
{
"name": "SwapAndIncrease",
"type": "event",
"inputs": [
{
"name": "posm",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "tokenId",
"type": "uint256",
"indexed": true,
"internalType": "uint256"
},
{
"name": "liquidity",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
},
{
"name": "amount0",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
},
{
"name": "amount1",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
}
],
"anonymous": false
},
{
"name": "SwapAndMint",
"type": "event",
"inputs": [
{
"name": "posm",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "tokenId",
"type": "uint256",
"indexed": true,
"internalType": "uint256"
},
{
"name": "liquidity",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
},
{
"name": "amount0",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
},
{
"name": "amount1",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
}
],
"anonymous": false
},
{
"name": "TakeFees",
"type": "event",
"inputs": [
{
"name": "posm",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "tokenId",
"type": "uint256",
"indexed": true,
"internalType": "uint256"
},
{
"name": "userAddress",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "data",
"type": "tuple",
"indexed": false,
"components": [
{
"name": "feeTokens",
"type": "tuple[]",
"components": [
{
"name": "token",
"type": "address",
"internalType": "Currency"
},
{
"name": "amount",
"type": "uint256",
"internalType": "uint256"
}
],
"internalType": "struct IV4Utils.InputTokenParams[]"
},
{
"name": "feeX64",
"type": "uint64",
"internalType": "uint64"
},
{
"name": "feeType",
"type": "uint8",
"internalType": "enum FeeType"
}
],
"internalType": "struct IV4Utils.TakeFeesEventData"
}
],
"anonymous": false
},
{
"name": "execute",
"type": "function",
"inputs": [
{
"name": "posm",
"type": "address",
"internalType": "address"
},
{
"name": "tokenId",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "instructions",
"type": "tuple",
"components": [
{
"name": "action",
"type": "uint8",
"internalType": "enum IV4Utils.UtilActions"
},
{
"name": "params",
"type": "bytes",
"internalType": "bytes"
}
],
"internalType": "struct IV4Utils.Instructions"
}
],
"outputs": [],
"stateMutability": "nonpayable"
},
{
"name": "onERC721Received",
"type": "function",
"inputs": [
{
"name": "",
"type": "address",
"internalType": "address"
},
{
"name": "from",
"type": "address",
"internalType": "address"
},
{
"name": "tokenId",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "data",
"type": "bytes",
"internalType": "bytes"
}
],
"outputs": [
{
"name": "",
"type": "bytes4",
"internalType": "bytes4"
}
],
"stateMutability": "nonpayable"
},
{
"name": "swapAndIncrease",
"type": "function",
"inputs": [
{
"name": "params",
"type": "tuple",
"components": [
{
"name": "posm",
"type": "address",
"internalType": "address"
},
{
"name": "tokenId",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "increaseParams",
"type": "tuple",
"components": [
{
"name": "minLiquidity",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "hookData",
"type": "bytes",
"internalType": "bytes"
},
{
"name": "deadline",
"type": "uint256",
"internalType": "uint256"
}
],
"internalType": "struct IV4Utils.IncreaseLiquidityParams"
},
{
"name": "swapParams",
"type": "tuple[]",
"components": [
{
"name": "tokenIn",
"type": "address",
"internalType": "Currency"
},
{
"name": "amountIn",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "tokenOut",
"type": "address",
"internalType": "Currency"
},
{
"name": "amountOutMin",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "swapData",
"type": "bytes",
"internalType": "bytes"
}
],
"internalType": "struct IV4Utils.SwapParams[]"
},
{
"name": "inputTokens",
"type": "tuple[]",
"components": [
{
"name": "token",
"type": "address",
"internalType": "Currency"
},
{
"name": "amount",
"type": "uint256",
"internalType": "uint256"
}
],
"internalType": "struct IV4Utils.InputTokenParams[]"
},
{
"name": "sweepTokens",
"type": "address[]",
"internalType": "Currency[]"
},
{
"name": "protocolFeeX64",
"type": "uint64",
"internalType": "uint64"
},
{
"name": "performanceFeeX64",
"type": "uint64",
"internalType": "uint64"
},
{
"name": "gasFeeX64",
"type": "uint64",
"internalType": "uint64"
}
],
"internalType": "struct IV4Utils.SwapAndIncreaseParams"
}
],
"outputs": [],
"stateMutability": "payable"
},
{
"name": "swapAndMint",
"type": "function",
"inputs": [
{
"name": "params",
"type": "tuple",
"components": [
{
"name": "posm",
"type": "address",
"internalType": "address"
},
{
"name": "poolKey",
"type": "tuple",
"components": [
{
"name": "currency0",
"type": "address",
"internalType": "Currency"
},
{
"name": "currency1",
"type": "address",
"internalType": "Currency"
},
{
"name": "fee",
"type": "uint24",
"internalType": "uint24"
},
{
"name": "tickSpacing",
"type": "int24",
"internalType": "int24"
},
{
"name": "hooks",
"type": "address",
"internalType": "contract IHooks"
}
],
"internalType": "struct PoolKey"
},
{
"name": "mintParams",
"type": "tuple",
"components": [
{
"name": "tickLower",
"type": "int24",
"internalType": "int24"
},
{
"name": "tickUpper",
"type": "int24",
"internalType": "int24"
},
{
"name": "minLiquidity",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "hookData",
"type": "bytes",
"internalType": "bytes"
},
{
"name": "deadline",
"type": "uint256",
"internalType": "uint256"
}
],
"internalType": "struct IV4Utils.MintParams"
},
{
"name": "swapParams",
"type": "tuple[]",
"components": [
{
"name": "tokenIn",
"type": "address",
"internalType": "Currency"
},
{
"name": "amountIn",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "tokenOut",
"type": "address",
"internalType": "Currency"
},
{
"name": "amountOutMin",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "swapData",
"type": "bytes",
"internalType": "bytes"
}
],
"internalType": "struct IV4Utils.SwapParams[]"
},
{
"name": "inputTokens",
"type": "tuple[]",
"components": [
{
"name": "token",
"type": "address",
"internalType": "Currency"
},
{
"name": "amount",
"type": "uint256",
"internalType": "uint256"
}
],
"internalType": "struct IV4Utils.InputTokenParams[]"
},
{
"name": "sweepTokens",
"type": "address[]",
"internalType": "Currency[]"
},
{
"name": "protocolFeeX64",
"type": "uint64",
"internalType": "uint64"
},
{
"name": "performanceFeeX64",
"type": "uint64",
"internalType": "uint64"
},
{
"name": "gasFeeX64",
"type": "uint64",
"internalType": "uint64"
}
],
"internalType": "struct IV4Utils.SwapAndMintParams"
}
],
"outputs": [],
"stateMutability": "payable"
},
{
"type": "receive",
"stateMutability": "payable"
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| Transaction Hash | Method ? | Block | Age | From | To | Amount | Txn Fee ? | ||
|---|---|---|---|---|---|---|---|---|---|
| No direct transactions — this address is only ever reached via internal calls (common for a contract only invoked through a router or proxy). View Internal Transactions → | |||||||||
| Block | Age | Parent Transaction Hash | Type | Method | From | To | Value | |
|---|---|---|---|---|---|---|---|---|
| 39,083,266 | 1 min agoMon, 17 Aug 2026 19:20:19 UTC | 0xc2b118…305a6b | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 1.6 ETH |
| 39,082,175 | 3 mins agoMon, 17 Aug 2026 19:18:29 UTC | 0xdbf93c…fe7c85 | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 0.0013 ETH |
| 39,079,933 | 7 mins agoMon, 17 Aug 2026 19:14:45 UTC | 0x4142ac…1aae32 | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 0.3 ETH |
| 39,070,884 | 22 mins agoMon, 17 Aug 2026 18:59:37 UTC | 0x60fd1e…585f99 | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 0.004 ETH |
| 39,061,869 | 37 mins agoMon, 17 Aug 2026 18:44:32 UTC | 0x662527…e6eda5 | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 0.0158 ETH |
| 39,061,305 | 38 mins agoMon, 17 Aug 2026 18:43:37 UTC | 0x52c299…78c7ef | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 0.0158 ETH |
| 39,056,962 | 45 mins agoMon, 17 Aug 2026 18:36:21 UTC | 0x65a4fd…cd7012 | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 0.00035 ETH |
| 39,050,982 | 55 mins agoMon, 17 Aug 2026 18:26:21 UTC | 0x51faae…10f789 | DELEGATECALL | executeMulticallWithAgentAllowance | 0xcb3d…d129 | IN | 0xfd13…a293 | 0.00115 ETH |
| 39,049,093 | 58 mins agoMon, 17 Aug 2026 18:23:12 UTC | 0x180ea6…c91435 | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 0.962 ETH |
| 39,047,046 | 1 hr agoMon, 17 Aug 2026 18:19:46 UTC | 0xd18870…35d29f | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 0.2 ETH |
| 39,045,641 | 1 hr agoMon, 17 Aug 2026 18:17:26 UTC | 0xf277ba…fafa65 | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 0.035 ETH |
| 39,031,963 | 1 hr agoMon, 17 Aug 2026 17:54:33 UTC | 0xbeca71…8ad31d | DELEGATECALL | executeMulticallWithAgentAllowance | 0xcb3d…d129 | IN | 0xfd13…a293 | 0.00006 ETH |
| 39,025,362 | 1 hr agoMon, 17 Aug 2026 17:43:32 UTC | 0x7cb114…500420 | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 1.17950 ETH |
| 39,024,022 | 1 hr agoMon, 17 Aug 2026 17:41:17 UTC | 0x10d2d5…71b7db | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 0.008 ETH |
| 39,015,997 | 1 hr agoMon, 17 Aug 2026 17:27:53 UTC | 0x054f10…763793 | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 0.006 ETH |
| 39,014,072 | 1 hr agoMon, 17 Aug 2026 17:24:40 UTC | 0x4c8ca1…19248e | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 0.03 ETH |
| 39,013,758 | 1 hr agoMon, 17 Aug 2026 17:24:08 UTC | 0x8f7abc…a7cde2 | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 0.18 ETH |
| 38,296,857 | 21 hrs agoSun, 16 Aug 2026 21:25:27 UTC | 0x78f9d1…30610b | DELEGATECALL | executeMulticallWithAgentAllowance | 0xcb3d…d129 | IN | 0xfd13…a293 | 0.0015 ETH |
| 38,295,898 | 21 hrs agoSun, 16 Aug 2026 21:23:52 UTC | 0xa23f79…95aa76 | DELEGATECALL | multicall | 0xcb3d…d129 | IN | 0xfd13…a293 | 0.021 ETH |
| 38,295,712 | 21 hrs agoSun, 16 Aug 2026 21:23:33 UTC | 0xde8612…65caa2 | DELEGATECALL | executeMulticallWithAgentAllowance | 0xcb3d…d129 | IN | 0xfd13…a293 | 0.00032 ETH |
| 38,287,763 | 22 hrs agoSun, 16 Aug 2026 21:10:16 UTC | 0x7a6325…f4ba9c | DELEGATECALL | executeMulticallWithAgentAllowance | 0xcb3d…d129 | IN | 0xfd13…a293 | 0.00157 ETH |
| 38,287,361 | 22 hrs agoSun, 16 Aug 2026 21:09:36 UTC | 0xb27881…d4a60e | DELEGATECALL | executeMulticallWithAgentAllowance | 0xcb3d…d129 | IN | 0xfd13…a293 | 0.001 ETH |
| 38,287,244 | 22 hrs agoSun, 16 Aug 2026 21:09:24 UTC | 0xdef7b3…87fbac | DELEGATECALL | executeMulticallWithAgentAllowance | 0xcb3d…d129 | IN | 0xfd13…a293 | 0.001 ETH |
| 38,283,555 | 22 hrs agoSun, 16 Aug 2026 21:03:15 UTC | 0x62b502…f2532d | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 0.136 ETH |
| 38,282,466 | 22 hrs agoSun, 16 Aug 2026 21:01:25 UTC | 0xf92d09…874559 | DELEGATECALL | execute | 0x5422…83ce | IN | 0xfd13…a293 | 0.1 ETH |