diff --git a/connector.sol b/connector.sol new file mode 100644 index 00000000..bfcf70f8 --- /dev/null +++ b/connector.sol @@ -0,0 +1,2492 @@ +// Sources flattened with hardhat v2.7.0 https://hardhat.org + +// File contracts/polygon/common/interfaces.sol + +pragma solidity ^0.7.0; + +interface TokenInterface { + function approve(address, uint256) external; + function transfer(address, uint) external; + function transferFrom(address, address, uint) external; + function deposit() external payable; + function withdraw(uint) external; + function balanceOf(address) external view returns (uint); + function decimals() external view returns (uint); +} + +interface MemoryInterface { + function getUint(uint id) external returns (uint num); + function setUint(uint id, uint val) external; +} + +interface InstaMapping { + function cTokenMapping(address) external view returns (address); + function gemJoinMapping(bytes32) external view returns (address); +} + +interface AccountInterface { + function enable(address) external; + function disable(address) external; + function isAuth(address) external view returns (bool); +} + + +// File @openzeppelin/contracts/token/ERC721/IERC721Receiver.sol@v3.4.2 + +pragma solidity >=0.6.0 <0.8.0; + +/** + * @title ERC721 token receiver interface + * @dev Interface for any contract that wants to support safeTransfers + * from ERC721 asset contracts. + */ +interface IERC721Receiver { + /** + * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom} + * by `operator` from `from`, this function is called. + * + * It must return its Solidity selector to confirm the token transfer. + * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted. + * + * The selector can be obtained in Solidity with `IERC721.onERC721Received.selector`. + */ + function onERC721Received(address operator, address from, uint256 tokenId, bytes calldata data) external returns (bytes4); +} + + +// File @uniswap/v3-core/contracts/interfaces/IUniswapV3Factory.sol@v1.0.0 + +pragma solidity >=0.5.0; + +/// @title The interface for the Uniswap V3 Factory +/// @notice The Uniswap V3 Factory facilitates creation of Uniswap V3 pools and control over the protocol fees +interface IUniswapV3Factory { + /// @notice Emitted when the owner of the factory is changed + /// @param oldOwner The owner before the owner was changed + /// @param newOwner The owner after the owner was changed + event OwnerChanged(address indexed oldOwner, address indexed newOwner); + + /// @notice Emitted when a pool is created + /// @param token0 The first token of the pool by address sort order + /// @param token1 The second token of the pool by address sort order + /// @param fee The fee collected upon every swap in the pool, denominated in hundredths of a bip + /// @param tickSpacing The minimum number of ticks between initialized ticks + /// @param pool The address of the created pool + event PoolCreated( + address indexed token0, + address indexed token1, + uint24 indexed fee, + int24 tickSpacing, + address pool + ); + + /// @notice Emitted when a new fee amount is enabled for pool creation via the factory + /// @param fee The enabled fee, denominated in hundredths of a bip + /// @param tickSpacing The minimum number of ticks between initialized ticks for pools created with the given fee + event FeeAmountEnabled(uint24 indexed fee, int24 indexed tickSpacing); + + /// @notice Returns the current owner of the factory + /// @dev Can be changed by the current owner via setOwner + /// @return The address of the factory owner + function owner() external view returns (address); + + /// @notice Returns the tick spacing for a given fee amount, if enabled, or 0 if not enabled + /// @dev A fee amount can never be removed, so this value should be hard coded or cached in the calling context + /// @param fee The enabled fee, denominated in hundredths of a bip. Returns 0 in case of unenabled fee + /// @return The tick spacing + function feeAmountTickSpacing(uint24 fee) external view returns (int24); + + /// @notice Returns the pool address for a given pair of tokens and a fee, or address 0 if it does not exist + /// @dev tokenA and tokenB may be passed in either token0/token1 or token1/token0 order + /// @param tokenA The contract address of either token0 or token1 + /// @param tokenB The contract address of the other token + /// @param fee The fee collected upon every swap in the pool, denominated in hundredths of a bip + /// @return pool The pool address + function getPool( + address tokenA, + address tokenB, + uint24 fee + ) external view returns (address pool); + + /// @notice Creates a pool for the given two tokens and fee + /// @param tokenA One of the two tokens in the desired pool + /// @param tokenB The other of the two tokens in the desired pool + /// @param fee The desired fee for the pool + /// @dev tokenA and tokenB may be passed in either order: token0/token1 or token1/token0. tickSpacing is retrieved + /// from the fee. The call will revert if the pool already exists, the fee is invalid, or the token arguments + /// are invalid. + /// @return pool The address of the newly created pool + function createPool( + address tokenA, + address tokenB, + uint24 fee + ) external returns (address pool); + + /// @notice Updates the owner of the factory + /// @dev Must be called by the current owner + /// @param _owner The new owner of the factory + function setOwner(address _owner) external; + + /// @notice Enables a fee amount with the given tickSpacing + /// @dev Fee amounts may never be removed once enabled + /// @param fee The fee amount to enable, denominated in hundredths of a bip (i.e. 1e-6) + /// @param tickSpacing The spacing between ticks to be enforced for all pools created with the given fee amount + function enableFeeAmount(uint24 fee, int24 tickSpacing) external; +} + + +// File @uniswap/v3-core/contracts/interfaces/pool/IUniswapV3PoolImmutables.sol@v1.0.0 + +pragma solidity >=0.5.0; + +/// @title Pool state that never changes +/// @notice These parameters are fixed for a pool forever, i.e., the methods will always return the same values +interface IUniswapV3PoolImmutables { + /// @notice The contract that deployed the pool, which must adhere to the IUniswapV3Factory interface + /// @return The contract address + function factory() external view returns (address); + + /// @notice The first of the two tokens of the pool, sorted by address + /// @return The token contract address + function token0() external view returns (address); + + /// @notice The second of the two tokens of the pool, sorted by address + /// @return The token contract address + function token1() external view returns (address); + + /// @notice The pool's fee in hundredths of a bip, i.e. 1e-6 + /// @return The fee + function fee() external view returns (uint24); + + /// @notice The pool tick spacing + /// @dev Ticks can only be used at multiples of this value, minimum of 1 and always positive + /// e.g.: a tickSpacing of 3 means ticks can be initialized every 3rd tick, i.e., ..., -6, -3, 0, 3, 6, ... + /// This value is an int24 to avoid casting even though it is always positive. + /// @return The tick spacing + function tickSpacing() external view returns (int24); + + /// @notice The maximum amount of position liquidity that can use any tick in the range + /// @dev This parameter is enforced per tick to prevent liquidity from overflowing a uint128 at any point, and + /// also prevents out-of-range liquidity from being used to prevent adding in-range liquidity to a pool + /// @return The max amount of liquidity per tick + function maxLiquidityPerTick() external view returns (uint128); +} + + +// File @uniswap/v3-core/contracts/interfaces/pool/IUniswapV3PoolState.sol@v1.0.0 + +pragma solidity >=0.5.0; + +/// @title Pool state that can change +/// @notice These methods compose the pool's state, and can change with any frequency including multiple times +/// per transaction +interface IUniswapV3PoolState { + /// @notice The 0th storage slot in the pool stores many values, and is exposed as a single method to save gas + /// when accessed externally. + /// @return sqrtPriceX96 The current price of the pool as a sqrt(token1/token0) Q64.96 value + /// tick The current tick of the pool, i.e. according to the last tick transition that was run. + /// This value may not always be equal to SqrtTickMath.getTickAtSqrtRatio(sqrtPriceX96) if the price is on a tick + /// boundary. + /// observationIndex The index of the last oracle observation that was written, + /// observationCardinality The current maximum number of observations stored in the pool, + /// observationCardinalityNext The next maximum number of observations, to be updated when the observation. + /// feeProtocol The protocol fee for both tokens of the pool. + /// Encoded as two 4 bit values, where the protocol fee of token1 is shifted 4 bits and the protocol fee of token0 + /// is the lower 4 bits. Used as the denominator of a fraction of the swap fee, e.g. 4 means 1/4th of the swap fee. + /// unlocked Whether the pool is currently locked to reentrancy + function slot0() + external + view + returns ( + uint160 sqrtPriceX96, + int24 tick, + uint16 observationIndex, + uint16 observationCardinality, + uint16 observationCardinalityNext, + uint8 feeProtocol, + bool unlocked + ); + + /// @notice The fee growth as a Q128.128 fees of token0 collected per unit of liquidity for the entire life of the pool + /// @dev This value can overflow the uint256 + function feeGrowthGlobal0X128() external view returns (uint256); + + /// @notice The fee growth as a Q128.128 fees of token1 collected per unit of liquidity for the entire life of the pool + /// @dev This value can overflow the uint256 + function feeGrowthGlobal1X128() external view returns (uint256); + + /// @notice The amounts of token0 and token1 that are owed to the protocol + /// @dev Protocol fees will never exceed uint128 max in either token + function protocolFees() external view returns (uint128 token0, uint128 token1); + + /// @notice The currently in range liquidity available to the pool + /// @dev This value has no relationship to the total liquidity across all ticks + function liquidity() external view returns (uint128); + + /// @notice Look up information about a specific tick in the pool + /// @param tick The tick to look up + /// @return liquidityGross the total amount of position liquidity that uses the pool either as tick lower or + /// tick upper, + /// liquidityNet how much liquidity changes when the pool price crosses the tick, + /// feeGrowthOutside0X128 the fee growth on the other side of the tick from the current tick in token0, + /// feeGrowthOutside1X128 the fee growth on the other side of the tick from the current tick in token1, + /// tickCumulativeOutside the cumulative tick value on the other side of the tick from the current tick + /// secondsPerLiquidityOutsideX128 the seconds spent per liquidity on the other side of the tick from the current tick, + /// secondsOutside the seconds spent on the other side of the tick from the current tick, + /// initialized Set to true if the tick is initialized, i.e. liquidityGross is greater than 0, otherwise equal to false. + /// Outside values can only be used if the tick is initialized, i.e. if liquidityGross is greater than 0. + /// In addition, these values are only relative and must be used only in comparison to previous snapshots for + /// a specific position. + function ticks(int24 tick) + external + view + returns ( + uint128 liquidityGross, + int128 liquidityNet, + uint256 feeGrowthOutside0X128, + uint256 feeGrowthOutside1X128, + int56 tickCumulativeOutside, + uint160 secondsPerLiquidityOutsideX128, + uint32 secondsOutside, + bool initialized + ); + + /// @notice Returns 256 packed tick initialized boolean values. See TickBitmap for more information + function tickBitmap(int16 wordPosition) external view returns (uint256); + + /// @notice Returns the information about a position by the position's key + /// @param key The position's key is a hash of a preimage composed by the owner, tickLower and tickUpper + /// @return _liquidity The amount of liquidity in the position, + /// Returns feeGrowthInside0LastX128 fee growth of token0 inside the tick range as of the last mint/burn/poke, + /// Returns feeGrowthInside1LastX128 fee growth of token1 inside the tick range as of the last mint/burn/poke, + /// Returns tokensOwed0 the computed amount of token0 owed to the position as of the last mint/burn/poke, + /// Returns tokensOwed1 the computed amount of token1 owed to the position as of the last mint/burn/poke + function positions(bytes32 key) + external + view + returns ( + uint128 _liquidity, + uint256 feeGrowthInside0LastX128, + uint256 feeGrowthInside1LastX128, + uint128 tokensOwed0, + uint128 tokensOwed1 + ); + + /// @notice Returns data about a specific observation index + /// @param index The element of the observations array to fetch + /// @dev You most likely want to use #observe() instead of this method to get an observation as of some amount of time + /// ago, rather than at a specific index in the array. + /// @return blockTimestamp The timestamp of the observation, + /// Returns tickCumulative the tick multiplied by seconds elapsed for the life of the pool as of the observation timestamp, + /// Returns secondsPerLiquidityCumulativeX128 the seconds per in range liquidity for the life of the pool as of the observation timestamp, + /// Returns initialized whether the observation has been initialized and the values are safe to use + function observations(uint256 index) + external + view + returns ( + uint32 blockTimestamp, + int56 tickCumulative, + uint160 secondsPerLiquidityCumulativeX128, + bool initialized + ); +} + + +// File @uniswap/v3-core/contracts/interfaces/pool/IUniswapV3PoolDerivedState.sol@v1.0.0 + +pragma solidity >=0.5.0; + +/// @title Pool state that is not stored +/// @notice Contains view functions to provide information about the pool that is computed rather than stored on the +/// blockchain. The functions here may have variable gas costs. +interface IUniswapV3PoolDerivedState { + /// @notice Returns the cumulative tick and liquidity as of each timestamp `secondsAgo` from the current block timestamp + /// @dev To get a time weighted average tick or liquidity-in-range, you must call this with two values, one representing + /// the beginning of the period and another for the end of the period. E.g., to get the last hour time-weighted average tick, + /// you must call it with secondsAgos = [3600, 0]. + /// @dev The time weighted average tick represents the geometric time weighted average price of the pool, in + /// log base sqrt(1.0001) of token1 / token0. The TickMath library can be used to go from a tick value to a ratio. + /// @param secondsAgos From how long ago each cumulative tick and liquidity value should be returned + /// @return tickCumulatives Cumulative tick values as of each `secondsAgos` from the current block timestamp + /// @return secondsPerLiquidityCumulativeX128s Cumulative seconds per liquidity-in-range value as of each `secondsAgos` from the current block + /// timestamp + function observe(uint32[] calldata secondsAgos) + external + view + returns (int56[] memory tickCumulatives, uint160[] memory secondsPerLiquidityCumulativeX128s); + + /// @notice Returns a snapshot of the tick cumulative, seconds per liquidity and seconds inside a tick range + /// @dev Snapshots must only be compared to other snapshots, taken over a period for which a position existed. + /// I.e., snapshots cannot be compared if a position is not held for the entire period between when the first + /// snapshot is taken and the second snapshot is taken. + /// @param tickLower The lower tick of the range + /// @param tickUpper The upper tick of the range + /// @return tickCumulativeInside The snapshot of the tick accumulator for the range + /// @return secondsPerLiquidityInsideX128 The snapshot of seconds per liquidity for the range + /// @return secondsInside The snapshot of seconds per liquidity for the range + function snapshotCumulativesInside(int24 tickLower, int24 tickUpper) + external + view + returns ( + int56 tickCumulativeInside, + uint160 secondsPerLiquidityInsideX128, + uint32 secondsInside + ); +} + + +// File @uniswap/v3-core/contracts/interfaces/pool/IUniswapV3PoolActions.sol@v1.0.0 + +pragma solidity >=0.5.0; + +/// @title Permissionless pool actions +/// @notice Contains pool methods that can be called by anyone +interface IUniswapV3PoolActions { + /// @notice Sets the initial price for the pool + /// @dev Price is represented as a sqrt(amountToken1/amountToken0) Q64.96 value + /// @param sqrtPriceX96 the initial sqrt price of the pool as a Q64.96 + function initialize(uint160 sqrtPriceX96) external; + + /// @notice Adds liquidity for the given recipient/tickLower/tickUpper position + /// @dev The caller of this method receives a callback in the form of IUniswapV3MintCallback#uniswapV3MintCallback + /// in which they must pay any token0 or token1 owed for the liquidity. The amount of token0/token1 due depends + /// on tickLower, tickUpper, the amount of liquidity, and the current price. + /// @param recipient The address for which the liquidity will be created + /// @param tickLower The lower tick of the position in which to add liquidity + /// @param tickUpper The upper tick of the position in which to add liquidity + /// @param amount The amount of liquidity to mint + /// @param data Any data that should be passed through to the callback + /// @return amount0 The amount of token0 that was paid to mint the given amount of liquidity. Matches the value in the callback + /// @return amount1 The amount of token1 that was paid to mint the given amount of liquidity. Matches the value in the callback + function mint( + address recipient, + int24 tickLower, + int24 tickUpper, + uint128 amount, + bytes calldata data + ) external returns (uint256 amount0, uint256 amount1); + + /// @notice Collects tokens owed to a position + /// @dev Does not recompute fees earned, which must be done either via mint or burn of any amount of liquidity. + /// Collect must be called by the position owner. To withdraw only token0 or only token1, amount0Requested or + /// amount1Requested may be set to zero. To withdraw all tokens owed, caller may pass any value greater than the + /// actual tokens owed, e.g. type(uint128).max. Tokens owed may be from accumulated swap fees or burned liquidity. + /// @param recipient The address which should receive the fees collected + /// @param tickLower The lower tick of the position for which to collect fees + /// @param tickUpper The upper tick of the position for which to collect fees + /// @param amount0Requested How much token0 should be withdrawn from the fees owed + /// @param amount1Requested How much token1 should be withdrawn from the fees owed + /// @return amount0 The amount of fees collected in token0 + /// @return amount1 The amount of fees collected in token1 + function collect( + address recipient, + int24 tickLower, + int24 tickUpper, + uint128 amount0Requested, + uint128 amount1Requested + ) external returns (uint128 amount0, uint128 amount1); + + /// @notice Burn liquidity from the sender and account tokens owed for the liquidity to the position + /// @dev Can be used to trigger a recalculation of fees owed to a position by calling with an amount of 0 + /// @dev Fees must be collected separately via a call to #collect + /// @param tickLower The lower tick of the position for which to burn liquidity + /// @param tickUpper The upper tick of the position for which to burn liquidity + /// @param amount How much liquidity to burn + /// @return amount0 The amount of token0 sent to the recipient + /// @return amount1 The amount of token1 sent to the recipient + function burn( + int24 tickLower, + int24 tickUpper, + uint128 amount + ) external returns (uint256 amount0, uint256 amount1); + + /// @notice Swap token0 for token1, or token1 for token0 + /// @dev The caller of this method receives a callback in the form of IUniswapV3SwapCallback#uniswapV3SwapCallback + /// @param recipient The address to receive the output of the swap + /// @param zeroForOne The direction of the swap, true for token0 to token1, false for token1 to token0 + /// @param amountSpecified The amount of the swap, which implicitly configures the swap as exact input (positive), or exact output (negative) + /// @param sqrtPriceLimitX96 The Q64.96 sqrt price limit. If zero for one, the price cannot be less than this + /// value after the swap. If one for zero, the price cannot be greater than this value after the swap + /// @param data Any data to be passed through to the callback + /// @return amount0 The delta of the balance of token0 of the pool, exact when negative, minimum when positive + /// @return amount1 The delta of the balance of token1 of the pool, exact when negative, minimum when positive + function swap( + address recipient, + bool zeroForOne, + int256 amountSpecified, + uint160 sqrtPriceLimitX96, + bytes calldata data + ) external returns (int256 amount0, int256 amount1); + + /// @notice Receive token0 and/or token1 and pay it back, plus a fee, in the callback + /// @dev The caller of this method receives a callback in the form of IUniswapV3FlashCallback#uniswapV3FlashCallback + /// @dev Can be used to donate underlying tokens pro-rata to currently in-range liquidity providers by calling + /// with 0 amount{0,1} and sending the donation amount(s) from the callback + /// @param recipient The address which will receive the token0 and token1 amounts + /// @param amount0 The amount of token0 to send + /// @param amount1 The amount of token1 to send + /// @param data Any data to be passed through to the callback + function flash( + address recipient, + uint256 amount0, + uint256 amount1, + bytes calldata data + ) external; + + /// @notice Increase the maximum number of price and liquidity observations that this pool will store + /// @dev This method is no-op if the pool already has an observationCardinalityNext greater than or equal to + /// the input observationCardinalityNext. + /// @param observationCardinalityNext The desired minimum number of observations for the pool to store + function increaseObservationCardinalityNext(uint16 observationCardinalityNext) external; +} + + +// File @uniswap/v3-core/contracts/interfaces/pool/IUniswapV3PoolOwnerActions.sol@v1.0.0 + +pragma solidity >=0.5.0; + +/// @title Permissioned pool actions +/// @notice Contains pool methods that may only be called by the factory owner +interface IUniswapV3PoolOwnerActions { + /// @notice Set the denominator of the protocol's % share of the fees + /// @param feeProtocol0 new protocol fee for token0 of the pool + /// @param feeProtocol1 new protocol fee for token1 of the pool + function setFeeProtocol(uint8 feeProtocol0, uint8 feeProtocol1) external; + + /// @notice Collect the protocol fee accrued to the pool + /// @param recipient The address to which collected protocol fees should be sent + /// @param amount0Requested The maximum amount of token0 to send, can be 0 to collect fees in only token1 + /// @param amount1Requested The maximum amount of token1 to send, can be 0 to collect fees in only token0 + /// @return amount0 The protocol fee collected in token0 + /// @return amount1 The protocol fee collected in token1 + function collectProtocol( + address recipient, + uint128 amount0Requested, + uint128 amount1Requested + ) external returns (uint128 amount0, uint128 amount1); +} + + +// File @uniswap/v3-core/contracts/interfaces/pool/IUniswapV3PoolEvents.sol@v1.0.0 + +pragma solidity >=0.5.0; + +/// @title Events emitted by a pool +/// @notice Contains all events emitted by the pool +interface IUniswapV3PoolEvents { + /// @notice Emitted exactly once by a pool when #initialize is first called on the pool + /// @dev Mint/Burn/Swap cannot be emitted by the pool before Initialize + /// @param sqrtPriceX96 The initial sqrt price of the pool, as a Q64.96 + /// @param tick The initial tick of the pool, i.e. log base 1.0001 of the starting price of the pool + event Initialize(uint160 sqrtPriceX96, int24 tick); + + /// @notice Emitted when liquidity is minted for a given position + /// @param sender The address that minted the liquidity + /// @param owner The owner of the position and recipient of any minted liquidity + /// @param tickLower The lower tick of the position + /// @param tickUpper The upper tick of the position + /// @param amount The amount of liquidity minted to the position range + /// @param amount0 How much token0 was required for the minted liquidity + /// @param amount1 How much token1 was required for the minted liquidity + event Mint( + address sender, + address indexed owner, + int24 indexed tickLower, + int24 indexed tickUpper, + uint128 amount, + uint256 amount0, + uint256 amount1 + ); + + /// @notice Emitted when fees are collected by the owner of a position + /// @dev Collect events may be emitted with zero amount0 and amount1 when the caller chooses not to collect fees + /// @param owner The owner of the position for which fees are collected + /// @param tickLower The lower tick of the position + /// @param tickUpper The upper tick of the position + /// @param amount0 The amount of token0 fees collected + /// @param amount1 The amount of token1 fees collected + event Collect( + address indexed owner, + address recipient, + int24 indexed tickLower, + int24 indexed tickUpper, + uint128 amount0, + uint128 amount1 + ); + + /// @notice Emitted when a position's liquidity is removed + /// @dev Does not withdraw any fees earned by the liquidity position, which must be withdrawn via #collect + /// @param owner The owner of the position for which liquidity is removed + /// @param tickLower The lower tick of the position + /// @param tickUpper The upper tick of the position + /// @param amount The amount of liquidity to remove + /// @param amount0 The amount of token0 withdrawn + /// @param amount1 The amount of token1 withdrawn + event Burn( + address indexed owner, + int24 indexed tickLower, + int24 indexed tickUpper, + uint128 amount, + uint256 amount0, + uint256 amount1 + ); + + /// @notice Emitted by the pool for any swaps between token0 and token1 + /// @param sender The address that initiated the swap call, and that received the callback + /// @param recipient The address that received the output of the swap + /// @param amount0 The delta of the token0 balance of the pool + /// @param amount1 The delta of the token1 balance of the pool + /// @param sqrtPriceX96 The sqrt(price) of the pool after the swap, as a Q64.96 + /// @param liquidity The liquidity of the pool after the swap + /// @param tick The log base 1.0001 of price of the pool after the swap + event Swap( + address indexed sender, + address indexed recipient, + int256 amount0, + int256 amount1, + uint160 sqrtPriceX96, + uint128 liquidity, + int24 tick + ); + + /// @notice Emitted by the pool for any flashes of token0/token1 + /// @param sender The address that initiated the swap call, and that received the callback + /// @param recipient The address that received the tokens from flash + /// @param amount0 The amount of token0 that was flashed + /// @param amount1 The amount of token1 that was flashed + /// @param paid0 The amount of token0 paid for the flash, which can exceed the amount0 plus the fee + /// @param paid1 The amount of token1 paid for the flash, which can exceed the amount1 plus the fee + event Flash( + address indexed sender, + address indexed recipient, + uint256 amount0, + uint256 amount1, + uint256 paid0, + uint256 paid1 + ); + + /// @notice Emitted by the pool for increases to the number of observations that can be stored + /// @dev observationCardinalityNext is not the observation cardinality until an observation is written at the index + /// just before a mint/swap/burn. + /// @param observationCardinalityNextOld The previous value of the next observation cardinality + /// @param observationCardinalityNextNew The updated value of the next observation cardinality + event IncreaseObservationCardinalityNext( + uint16 observationCardinalityNextOld, + uint16 observationCardinalityNextNew + ); + + /// @notice Emitted when the protocol fee is changed by the pool + /// @param feeProtocol0Old The previous value of the token0 protocol fee + /// @param feeProtocol1Old The previous value of the token1 protocol fee + /// @param feeProtocol0New The updated value of the token0 protocol fee + /// @param feeProtocol1New The updated value of the token1 protocol fee + event SetFeeProtocol(uint8 feeProtocol0Old, uint8 feeProtocol1Old, uint8 feeProtocol0New, uint8 feeProtocol1New); + + /// @notice Emitted when the collected protocol fees are withdrawn by the factory owner + /// @param sender The address that collects the protocol fees + /// @param recipient The address that receives the collected protocol fees + /// @param amount0 The amount of token0 protocol fees that is withdrawn + /// @param amount0 The amount of token1 protocol fees that is withdrawn + event CollectProtocol(address indexed sender, address indexed recipient, uint128 amount0, uint128 amount1); +} + + +// File @uniswap/v3-core/contracts/interfaces/IUniswapV3Pool.sol@v1.0.0 + +pragma solidity >=0.5.0; + + + + + + +/// @title The interface for a Uniswap V3 Pool +/// @notice A Uniswap pool facilitates swapping and automated market making between any two assets that strictly conform +/// to the ERC20 specification +/// @dev The pool interface is broken up into many smaller pieces +interface IUniswapV3Pool is + IUniswapV3PoolImmutables, + IUniswapV3PoolState, + IUniswapV3PoolDerivedState, + IUniswapV3PoolActions, + IUniswapV3PoolOwnerActions, + IUniswapV3PoolEvents +{ + +} + + +// File @uniswap/v3-core/contracts/interfaces/IERC20Minimal.sol@v1.0.0 + +pragma solidity >=0.5.0; + +/// @title Minimal ERC20 interface for Uniswap +/// @notice Contains a subset of the full ERC20 interface that is used in Uniswap V3 +interface IERC20Minimal { + /// @notice Returns the balance of a token + /// @param account The account for which to look up the number of tokens it has, i.e. its balance + /// @return The number of tokens held by the account + function balanceOf(address account) external view returns (uint256); + + /// @notice Transfers the amount of token from the `msg.sender` to the recipient + /// @param recipient The account that will receive the amount transferred + /// @param amount The number of tokens to send from the sender to the recipient + /// @return Returns true for a successful transfer, false for an unsuccessful transfer + function transfer(address recipient, uint256 amount) external returns (bool); + + /// @notice Returns the current allowance given to a spender by an owner + /// @param owner The account of the token owner + /// @param spender The account of the token spender + /// @return The current allowance granted by `owner` to `spender` + function allowance(address owner, address spender) external view returns (uint256); + + /// @notice Sets the allowance of a spender from the `msg.sender` to the value `amount` + /// @param spender The account which will be allowed to spend a given amount of the owners tokens + /// @param amount The amount of tokens allowed to be used by `spender` + /// @return Returns true for a successful approval, false for unsuccessful + function approve(address spender, uint256 amount) external returns (bool); + + /// @notice Transfers `amount` tokens from `sender` to `recipient` up to the allowance given to the `msg.sender` + /// @param sender The account from which the transfer will be initiated + /// @param recipient The recipient of the transfer + /// @param amount The amount of the transfer + /// @return Returns true for a successful transfer, false for unsuccessful + function transferFrom( + address sender, + address recipient, + uint256 amount + ) external returns (bool); + + /// @notice Event emitted when tokens are transferred from one address to another, either via `#transfer` or `#transferFrom`. + /// @param from The account from which the tokens were sent, i.e. the balance decreased + /// @param to The account to which the tokens were sent, i.e. the balance increased + /// @param value The amount of tokens that were transferred + event Transfer(address indexed from, address indexed to, uint256 value); + + /// @notice Event emitted when the approval amount for the spender of a given owner's tokens changes. + /// @param owner The account that approved spending of its tokens + /// @param spender The account for which the spending allowance was modified + /// @param value The new allowance from the owner to the spender + event Approval(address indexed owner, address indexed spender, uint256 value); +} + + +// File @openzeppelin/contracts/introspection/IERC165.sol@v3.4.2 + + +pragma solidity >=0.6.0 <0.8.0; + +/** + * @dev Interface of the ERC165 standard, as defined in the + * https://eips.ethereum.org/EIPS/eip-165[EIP]. + * + * Implementers can declare support of contract interfaces, which can then be + * queried by others ({ERC165Checker}). + * + * For an implementation, see {ERC165}. + */ +interface IERC165 { + /** + * @dev Returns true if this contract implements the interface defined by + * `interfaceId`. See the corresponding + * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] + * to learn more about how these ids are created. + * + * This function call must use less than 30 000 gas. + */ + function supportsInterface(bytes4 interfaceId) external view returns (bool); +} + + +// File @openzeppelin/contracts/token/ERC721/IERC721.sol@v3.4.2 + + +pragma solidity >=0.6.2 <0.8.0; + +/** + * @dev Required interface of an ERC721 compliant contract. + */ +interface IERC721 is IERC165 { + /** + * @dev Emitted when `tokenId` token is transferred from `from` to `to`. + */ + event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); + + /** + * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. + */ + event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); + + /** + * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets. + */ + event ApprovalForAll(address indexed owner, address indexed operator, bool approved); + + /** + * @dev Returns the number of tokens in ``owner``'s account. + */ + function balanceOf(address owner) external view returns (uint256 balance); + + /** + * @dev Returns the owner of the `tokenId` token. + * + * Requirements: + * + * - `tokenId` must exist. + */ + function ownerOf(uint256 tokenId) external view returns (address owner); + + /** + * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients + * are aware of the ERC721 protocol to prevent tokens from being forever locked. + * + * Requirements: + * + * - `from` cannot be the zero address. + * - `to` cannot be the zero address. + * - `tokenId` token must exist and be owned by `from`. + * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}. + * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. + * + * Emits a {Transfer} event. + */ + function safeTransferFrom(address from, address to, uint256 tokenId) external; + + /** + * @dev Transfers `tokenId` token from `from` to `to`. + * + * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible. + * + * Requirements: + * + * - `from` cannot be the zero address. + * - `to` cannot be the zero address. + * - `tokenId` token must be owned by `from`. + * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. + * + * Emits a {Transfer} event. + */ + function transferFrom(address from, address to, uint256 tokenId) external; + + /** + * @dev Gives permission to `to` to transfer `tokenId` token to another account. + * The approval is cleared when the token is transferred. + * + * Only a single account can be approved at a time, so approving the zero address clears previous approvals. + * + * Requirements: + * + * - The caller must own the token or be an approved operator. + * - `tokenId` must exist. + * + * Emits an {Approval} event. + */ + function approve(address to, uint256 tokenId) external; + + /** + * @dev Returns the account approved for `tokenId` token. + * + * Requirements: + * + * - `tokenId` must exist. + */ + function getApproved(uint256 tokenId) external view returns (address operator); + + /** + * @dev Approve or remove `operator` as an operator for the caller. + * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. + * + * Requirements: + * + * - The `operator` cannot be the caller. + * + * Emits an {ApprovalForAll} event. + */ + function setApprovalForAll(address operator, bool _approved) external; + + /** + * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. + * + * See {setApprovalForAll} + */ + function isApprovedForAll(address owner, address operator) external view returns (bool); + + /** + * @dev Safely transfers `tokenId` token from `from` to `to`. + * + * Requirements: + * + * - `from` cannot be the zero address. + * - `to` cannot be the zero address. + * - `tokenId` token must exist and be owned by `from`. + * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. + * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. + * + * Emits a {Transfer} event. + */ + function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external; +} + + +// File @openzeppelin/contracts/token/ERC721/IERC721Metadata.sol@v3.4.2 + + +pragma solidity >=0.6.2 <0.8.0; + +/** + * @title ERC-721 Non-Fungible Token Standard, optional metadata extension + * @dev See https://eips.ethereum.org/EIPS/eip-721 + */ +interface IERC721Metadata is IERC721 { + + /** + * @dev Returns the token collection name. + */ + function name() external view returns (string memory); + + /** + * @dev Returns the token collection symbol. + */ + function symbol() external view returns (string memory); + + /** + * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. + */ + function tokenURI(uint256 tokenId) external view returns (string memory); +} + + +// File @openzeppelin/contracts/token/ERC721/IERC721Enumerable.sol@v3.4.2 + + + +pragma solidity >=0.6.2 <0.8.0; + +/** + * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension + * @dev See https://eips.ethereum.org/EIPS/eip-721 + */ +interface IERC721Enumerable is IERC721 { + + /** + * @dev Returns the total amount of tokens stored by the contract. + */ + function totalSupply() external view returns (uint256); + + /** + * @dev Returns a token ID owned by `owner` at a given `index` of its token list. + * Use along with {balanceOf} to enumerate all of ``owner``'s tokens. + */ + function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256 tokenId); + + /** + * @dev Returns a token ID at a given `index` of all the tokens stored by the contract. + * Use along with {totalSupply} to enumerate all tokens. + */ + function tokenByIndex(uint256 index) external view returns (uint256); +} + + +// File @uniswap/v3-periphery/contracts/interfaces/IPoolInitializer.sol@v1.3.0 + +pragma solidity >=0.7.5; +pragma abicoder v2; + +/// @title Creates and initializes V3 Pools +/// @notice Provides a method for creating and initializing a pool, if necessary, for bundling with other methods that +/// require the pool to exist. +interface IPoolInitializer { + /// @notice Creates a new pool if it does not exist, then initializes if not initialized + /// @dev This method can be bundled with others via IMulticall for the first action (e.g. mint) performed against a pool + /// @param token0 The contract address of token0 of the pool + /// @param token1 The contract address of token1 of the pool + /// @param fee The fee amount of the v3 pool for the specified token pair + /// @param sqrtPriceX96 The initial square root price of the pool as a Q64.96 value + /// @return pool Returns the pool address based on the pair of tokens and fee, will return the newly created pool address if necessary + function createAndInitializePoolIfNecessary( + address token0, + address token1, + uint24 fee, + uint160 sqrtPriceX96 + ) external payable returns (address pool); +} + + +// File @uniswap/v3-periphery/contracts/interfaces/IERC721Permit.sol@v1.3.0 + +pragma solidity >=0.7.5; + +/// @title ERC721 with permit +/// @notice Extension to ERC721 that includes a permit function for signature based approvals +interface IERC721Permit is IERC721 { + /// @notice The permit typehash used in the permit signature + /// @return The typehash for the permit + function PERMIT_TYPEHASH() external pure returns (bytes32); + + /// @notice The domain separator used in the permit signature + /// @return The domain seperator used in encoding of permit signature + function DOMAIN_SEPARATOR() external view returns (bytes32); + + /// @notice Approve of a specific token ID for spending by spender via signature + /// @param spender The account that is being approved + /// @param tokenId The ID of the token that is being approved for spending + /// @param deadline The deadline timestamp by which the call must be mined for the approve to work + /// @param v Must produce valid secp256k1 signature from the holder along with `r` and `s` + /// @param r Must produce valid secp256k1 signature from the holder along with `v` and `s` + /// @param s Must produce valid secp256k1 signature from the holder along with `r` and `v` + function permit( + address spender, + uint256 tokenId, + uint256 deadline, + uint8 v, + bytes32 r, + bytes32 s + ) external payable; +} + + +// File @uniswap/v3-periphery/contracts/interfaces/IPeripheryPayments.sol@v1.3.0 + +pragma solidity >=0.7.5; + +/// @title Periphery Payments +/// @notice Functions to ease deposits and withdrawals of ETH +interface IPeripheryPayments { + /// @notice Unwraps the contract's WETH9 balance and sends it to recipient as ETH. + /// @dev The amountMinimum parameter prevents malicious contracts from stealing WETH9 from users. + /// @param amountMinimum The minimum amount of WETH9 to unwrap + /// @param recipient The address receiving ETH + function unwrapWETH9(uint256 amountMinimum, address recipient) external payable; + + /// @notice Refunds any ETH balance held by this contract to the `msg.sender` + /// @dev Useful for bundling with mint or increase liquidity that uses ether, or exact output swaps + /// that use ether for the input amount + function refundETH() external payable; + + /// @notice Transfers the full amount of a token held by this contract to recipient + /// @dev The amountMinimum parameter prevents malicious contracts from stealing the token from users + /// @param token The contract address of the token which will be transferred to `recipient` + /// @param amountMinimum The minimum amount of token required for a transfer + /// @param recipient The destination address of the token + function sweepToken( + address token, + uint256 amountMinimum, + address recipient + ) external payable; +} + + +// File @uniswap/v3-periphery/contracts/interfaces/IPeripheryImmutableState.sol@v1.3.0 + +pragma solidity >=0.5.0; + +/// @title Immutable state +/// @notice Functions that return immutable state of the router +interface IPeripheryImmutableState { + /// @return Returns the address of the Uniswap V3 factory + function factory() external view returns (address); + + /// @return Returns the address of WETH9 + function WETH9() external view returns (address); +} + + +// File @uniswap/v3-periphery/contracts/libraries/PoolAddress.sol@v1.3.0 + +pragma solidity >=0.5.0; + +/// @title Provides functions for deriving a pool address from the factory, tokens, and the fee +library PoolAddress { + bytes32 internal constant POOL_INIT_CODE_HASH = 0xe34f199b19b2b4f47f68442619d555527d244f78a3297ea89325f843f87b8b54; + + /// @notice The identifying key of the pool + struct PoolKey { + address token0; + address token1; + uint24 fee; + } + + /// @notice Returns PoolKey: the ordered tokens with the matched fee levels + /// @param tokenA The first token of a pool, unsorted + /// @param tokenB The second token of a pool, unsorted + /// @param fee The fee level of the pool + /// @return Poolkey The pool details with ordered token0 and token1 assignments + function getPoolKey( + address tokenA, + address tokenB, + uint24 fee + ) internal pure returns (PoolKey memory) { + if (tokenA > tokenB) (tokenA, tokenB) = (tokenB, tokenA); + return PoolKey({token0: tokenA, token1: tokenB, fee: fee}); + } + + /// @notice Deterministically computes the pool address given the factory and PoolKey + /// @param factory The Uniswap V3 factory contract address + /// @param key The PoolKey + /// @return pool The contract address of the V3 pool + function computeAddress(address factory, PoolKey memory key) internal pure returns (address pool) { + require(key.token0 < key.token1); + pool = address( + uint256( + keccak256( + abi.encodePacked( + hex'ff', + factory, + keccak256(abi.encode(key.token0, key.token1, key.fee)), + POOL_INIT_CODE_HASH + ) + ) + ) + ); + } +} + + +// File @uniswap/v3-periphery/contracts/interfaces/INonfungiblePositionManager.sol@v1.3.0 + +0x929376C77A2fB8152375a089a4Fccf84Ff481479pragma solidity >=0.7.5; +pragma abicoder v2; + + + + + + +/// @title Non-fungible token for positions +/// @notice Wraps Uniswap V3 positions in a non-fungible token interface which allows for them to be transferred +/// and authorized. +interface INonfungiblePositionManager is + IPoolInitializer, + IPeripheryPayments, + IPeripheryImmutableState, + IERC721Metadata, + IERC721Enumerable, + IERC721Permit +{ + /// @notice Emitted when liquidity is increased for a position NFT + /// @dev Also emitted when a token is minted + /// @param tokenId The ID of the token for which liquidity was increased + /// @param liquidity The amount by which liquidity for the NFT position was increased + /// @param amount0 The amount of token0 that was paid for the increase in liquidity + /// @param amount1 The amount of token1 that was paid for the increase in liquidity + event IncreaseLiquidity(uint256 indexed tokenId, uint128 liquidity, uint256 amount0, uint256 amount1); + /// @notice Emitted when liquidity is decreased for a position NFT + /// @param tokenId The ID of the token for which liquidity was decreased + /// @param liquidity The amount by which liquidity for the NFT position was decreased + /// @param amount0 The amount of token0 that was accounted for the decrease in liquidity + /// @param amount1 The amount of token1 that was accounted for the decrease in liquidity + event DecreaseLiquidity(uint256 indexed tokenId, uint128 liquidity, uint256 amount0, uint256 amount1); + /// @notice Emitted when tokens are collected for a position NFT + /// @dev The amounts reported may not be exactly equivalent to the amounts transferred, due to rounding behavior + /// @param tokenId The ID of the token for which underlying tokens were collected + /// @param recipient The address of the account that received the collected tokens + /// @param amount0 The amount of token0 owed to the position that was collected + /// @param amount1 The amount of token1 owed to the position that was collected + event Collect(uint256 indexed tokenId, address recipient, uint256 amount0, uint256 amount1); + + /// @notice Returns the position information associated with a given token ID. + /// @dev Throws if the token ID is not valid. + /// @param tokenId The ID of the token that represents the position + /// @return nonce The nonce for permits + /// @return operator The address that is approved for spending + /// @return token0 The address of the token0 for a specific pool + /// @return token1 The address of the token1 for a specific pool + /// @return fee The fee associated with the pool + /// @return tickLower The lower end of the tick range for the position + /// @return tickUpper The higher end of the tick range for the position + /// @return liquidity The liquidity of the position + /// @return feeGrowthInside0LastX128 The fee growth of token0 as of the last action on the individual position + /// @return feeGrowthInside1LastX128 The fee growth of token1 as of the last action on the individual position + /// @return tokensOwed0 The uncollected amount of token0 owed to the position as of the last computation + /// @return tokensOwed1 The uncollected amount of token1 owed to the position as of the last computation + function positions(uint256 tokenId) + external + view + returns ( + uint96 nonce, + address operator, + address token0, + address token1, + uint24 fee, + int24 tickLower, + int24 tickUpper, + uint128 liquidity, + uint256 feeGrowthInside0LastX128, + uint256 feeGrowthInside1LastX128, + uint128 tokensOwed0, + uint128 tokensOwed1 + ); + + struct MintParams { + address token0; + address token1; + uint24 fee; + int24 tickLower; + int24 tickUpper; + uint256 amount0Desired; + uint256 amount1Desired; + uint256 amount0Min; + uint256 amount1Min; + address recipient; + uint256 deadline; + } + + /// @notice Creates a new position wrapped in a NFT + /// @dev Call this when the pool does exist and is initialized. Note that if the pool is created but not initialized + /// a method does not exist, i.e. the pool is assumed to be initialized. + /// @param params The params necessary to mint a position, encoded as `MintParams` in calldata + /// @return tokenId The ID of the token that represents the minted position + /// @return liquidity The amount of liquidity for this position + /// @return amount0 The amount of token0 + /// @return amount1 The amount of token1 + function mint(MintParams calldata params) + external + payable + returns ( + uint256 tokenId, + uint128 liquidity, + uint256 amount0, + uint256 amount1 + ); + + struct IncreaseLiquidityParams { + uint256 tokenId; + uint256 amount0Desired; + uint256 amount1Desired; + uint256 amount0Min; + uint256 amount1Min; + uint256 deadline; + } + + /// @notice Increases the amount of liquidity in a position, with tokens paid by the `msg.sender` + /// @param params tokenId The ID of the token for which liquidity is being increased, + /// amount0Desired The desired amount of token0 to be spent, + /// amount1Desired The desired amount of token1 to be spent, + /// amount0Min The minimum amount of token0 to spend, which serves as a slippage check, + /// amount1Min The minimum amount of token1 to spend, which serves as a slippage check, + /// deadline The time by which the transaction must be included to effect the change + /// @return liquidity The new liquidity amount as a result of the increase + /// @return amount0 The amount of token0 to acheive resulting liquidity + /// @return amount1 The amount of token1 to acheive resulting liquidity + function increaseLiquidity(IncreaseLiquidityParams calldata params) + external + payable + returns ( + uint128 liquidity, + uint256 amount0, + uint256 amount1 + ); + + struct DecreaseLiquidityParams { + uint256 tokenId; + uint128 liquidity; + uint256 amount0Min; + uint256 amount1Min; + uint256 deadline; + } + + /// @notice Decreases the amount of liquidity in a position and accounts it to the position + /// @param params tokenId The ID of the token for which liquidity is being decreased, + /// amount The amount by which liquidity will be decreased, + /// amount0Min The minimum amount of token0 that should be accounted for the burned liquidity, + /// amount1Min The minimum amount of token1 that should be accounted for the burned liquidity, + /// deadline The time by which the transaction must be included to effect the change + /// @return amount0 The amount of token0 accounted to the position's tokens owed + /// @return amount1 The amount of token1 accounted to the position's tokens owed + function decreaseLiquidity(DecreaseLiquidityParams calldata params) + external + payable + returns (uint256 amount0, uint256 amount1); + + struct CollectParams { + uint256 tokenId; + address recipient; + uint128 amount0Max; + uint128 amount1Max; + } + + /// @notice Collects up to a maximum amount of fees owed to a specific position to the recipient + /// @param params tokenId The ID of the NFT for which tokens are being collected, + /// recipient The account that should receive the tokens, + /// amount0Max The maximum amount of token0 to collect, + /// amount1Max The maximum amount of token1 to collect + /// @return amount0 The amount of fees collected in token0 + /// @return amount1 The amount of fees collected in token1 + function collect(CollectParams calldata params) external payable returns (uint256 amount0, uint256 amount1); + + /// @notice Burns a token ID, which deletes it from the NFT contract. The token must have 0 liquidity and all tokens + /// must be collected first. + /// @param tokenId The ID of the token that is being burned + function burn(uint256 tokenId) external payable; +} + + +// File @uniswap/v3-periphery/contracts/interfaces/IMulticall.sol@v1.3.0 + +// SPDX-License-Identifier: GPL-2.0-or-later +pragma solidity >=0.7.5; +pragma abicoder v2; + +/// @title Multicall interface +/// @notice Enables calling multiple methods in a single call to the contract +interface IMulticall { + /// @notice Call multiple functions in the current contract and return the data from all of them if they all succeed + /// @dev The `msg.value` should not be trusted for any method callable from multicall. + /// @param data The encoded function data for each of the calls to make to this contract + /// @return results The results from each of the calls passed in via data + function multicall(bytes[] calldata data) external payable returns (bytes[] memory results); +} + + +// File contracts/polygon/connectors/uniswap/v3_staker/interface.sol + +// SPDX-License-Identifier: GPL-2.0-or-later +pragma solidity =0.7.6; +pragma abicoder v2; +/// @title Uniswap V3 Staker Interface +/// @notice Allows staking nonfungible liquidity tokens in exchange for reward tokens +interface IUniswapV3Staker is IERC721Receiver, IMulticall { + /// @param rewardToken The token being distributed as a reward + /// @param pool The Uniswap V3 pool + /// @param startTime The time when the incentive program begins + /// @param endTime The time when rewards stop accruing + /// @param refundee The address which receives any remaining reward tokens when the incentive is ended + struct IncentiveKey { + IERC20Minimal rewardToken; + IUniswapV3Pool pool; + uint256 startTime; + uint256 endTime; + address refundee; + } + + /// @notice The Uniswap V3 Factory + function factory() external view returns (IUniswapV3Factory); + + /// @notice The nonfungible position manager with which this staking contract is compatible + function nonfungiblePositionManager() external view returns (INonfungiblePositionManager); + + /// @notice The max duration of an incentive in seconds + function maxIncentiveDuration() external view returns (uint256); + + /// @notice The max amount of seconds into the future the incentive startTime can be set + function maxIncentiveStartLeadTime() external view returns (uint256); + + /// @notice Represents a staking incentive + /// @param incentiveId The ID of the incentive computed from its parameters + /// @return totalRewardUnclaimed The amount of reward token not yet claimed by users + /// @return totalSecondsClaimedX128 Total liquidity-seconds claimed, represented as a UQ32.128 + /// @return numberOfStakes The count of deposits that are currently staked for the incentive + function incentives(bytes32 incentiveId) + external + view + returns ( + uint256 totalRewardUnclaimed, + uint160 totalSecondsClaimedX128, + uint96 numberOfStakes + ); + + /// @notice Returns information about a deposited NFT + /// @return owner The owner of the deposited NFT + /// @return numberOfStakes Counter of how many incentives for which the liquidity is staked + /// @return tickLower The lower tick of the range + /// @return tickUpper The upper tick of the range + function deposits(uint256 tokenId) + external + view + returns ( + address owner, + uint48 numberOfStakes, + int24 tickLower, + int24 tickUpper + ); + + /// @notice Returns information about a staked liquidity NFT + /// @param tokenId The ID of the staked token + /// @param incentiveId The ID of the incentive for which the token is staked + /// @return secondsPerLiquidityInsideInitialX128 secondsPerLiquidity represented as a UQ32.128 + /// @return liquidity The amount of liquidity in the NFT as of the last time the rewards were computed + function stakes(uint256 tokenId, bytes32 incentiveId) + external + view + returns (uint160 secondsPerLiquidityInsideInitialX128, uint128 liquidity); + + /// @notice Returns amounts of reward tokens owed to a given address according to the last time all stakes were updated + /// @param rewardToken The token for which to check rewards + /// @param owner The owner for which the rewards owed are checked + /// @return rewardsOwed The amount of the reward token claimable by the owner + function rewards(IERC20Minimal rewardToken, address owner) external view returns (uint256 rewardsOwed); + + /// @notice Creates a new liquidity mining incentive program + /// @param key Details of the incentive to create + /// @param reward The amount of reward tokens to be distributed + function createIncentive(IncentiveKey memory key, uint256 reward) external; + + /// @notice Ends an incentive after the incentive end time has passed and all stakes have been withdrawn + /// @param key Details of the incentive to end + /// @return refund The remaining reward tokens when the incentive is ended + function endIncentive(IncentiveKey memory key) external returns (uint256 refund); + + /// @notice Transfers ownership of a deposit from the sender to the given recipient + /// @param tokenId The ID of the token (and the deposit) to transfer + /// @param to The new owner of the deposit + function transferDeposit(uint256 tokenId, address to) external; + + /// @notice Withdraws a Uniswap V3 LP token `tokenId` from this contract to the recipient `to` + /// @param tokenId The unique identifier of an Uniswap V3 LP token + /// @param to The address where the LP token will be sent + /// @param data An optional data array that will be passed along to the `to` address via the NFT safeTransferFrom + function withdrawToken( + uint256 tokenId, + address to, + bytes memory data + ) external; + + /// @notice Stakes a Uniswap V3 LP token + /// @param key The key of the incentive for which to stake the NFT + /// @param tokenId The ID of the token to stake + function stakeToken(IncentiveKey memory key, uint256 tokenId) external; + + /// @notice Unstakes a Uniswap V3 LP token + /// @param key The key of the incentive for which to unstake the NFT + /// @param tokenId The ID of the token to unstake + function unstakeToken(IncentiveKey memory key, uint256 tokenId) external; + + /// @notice Transfers `amountRequested` of accrued `rewardToken` rewards from the contract to the recipient `to` + /// @param rewardToken The token being distributed as a reward + /// @param to The address where claimed rewards will be sent to + /// @param amountRequested The amount of reward tokens to claim. Claims entire reward amount if set to 0. + /// @return reward The amount of reward tokens claimed + function claimReward( + IERC20Minimal rewardToken, + address to, + uint256 amountRequested + ) external returns (uint256 reward); + + /// @notice Calculates the reward amount that will be received for the given stake + /// @param key The key of the incentive + /// @param tokenId The ID of the token + /// @return reward The reward accrued to the NFT for the given incentive thus far + function getRewardInfo(IncentiveKey memory key, uint256 tokenId) + external + returns (uint256 reward, uint160 secondsInsideX128); + + /// @notice Event emitted when a liquidity mining incentive has been created + /// @param rewardToken The token being distributed as a reward + /// @param pool The Uniswap V3 pool + /// @param startTime The time when the incentive program begins + /// @param endTime The time when rewards stop accruing + /// @param refundee The address which receives any remaining reward tokens after the end time + /// @param reward The amount of reward tokens to be distributed + event IncentiveCreated( + IERC20Minimal indexed rewardToken, + IUniswapV3Pool indexed pool, + uint256 startTime, + uint256 endTime, + address refundee, + uint256 reward + ); + + /// @notice Event that can be emitted when a liquidity mining incentive has ended + /// @param incentiveId The incentive which is ending + /// @param refund The amount of reward tokens refunded + event IncentiveEnded(bytes32 indexed incentiveId, uint256 refund); + + /// @notice Emitted when ownership of a deposit changes + /// @param tokenId The ID of the deposit (and token) that is being transferred + /// @param oldOwner The owner before the deposit was transferred + /// @param newOwner The owner after the deposit was transferred + event DepositTransferred(uint256 indexed tokenId, address indexed oldOwner, address indexed newOwner); + + /// @notice Event emitted when a Uniswap V3 LP token has been staked + /// @param tokenId The unique identifier of an Uniswap V3 LP token + /// @param liquidity The amount of liquidity staked + /// @param incentiveId The incentive in which the token is staking + event TokenStaked(uint256 indexed tokenId, bytes32 indexed incentiveId, uint128 liquidity); + + /// @notice Event emitted when a Uniswap V3 LP token has been unstaked + /// @param tokenId The unique identifier of an Uniswap V3 LP token + /// @param incentiveId The incentive in which the token is staking + event TokenUnstaked(uint256 indexed tokenId, bytes32 indexed incentiveId); + + /// @notice Event emitted when a reward token has been claimed + /// @param to The address where claimed rewards were sent to + /// @param reward The amount of reward tokens claimed + event RewardClaimed(address indexed to, uint256 reward); +} + + +// File @openzeppelin/contracts/math/SafeMath.sol@v3.4.2 + +// SPDX-License-Identifier: MIT + +pragma solidity >=0.6.0 <0.8.0; + +/** + * @dev Wrappers over Solidity's arithmetic operations with added overflow + * checks. + * + * Arithmetic operations in Solidity wrap on overflow. This can easily result + * in bugs, because programmers usually assume that an overflow raises an + * error, which is the standard behavior in high level programming languages. + * `SafeMath` restores this intuition by reverting the transaction when an + * operation overflows. + * + * Using this library instead of the unchecked operations eliminates an entire + * class of bugs, so it's recommended to use it always. + */ +library SafeMath { + /** + * @dev Returns the addition of two unsigned integers, with an overflow flag. + * + * _Available since v3.4._ + */ + function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) { + uint256 c = a + b; + if (c < a) return (false, 0); + return (true, c); + } + + /** + * @dev Returns the substraction of two unsigned integers, with an overflow flag. + * + * _Available since v3.4._ + */ + function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) { + if (b > a) return (false, 0); + return (true, a - b); + } + + /** + * @dev Returns the multiplication of two unsigned integers, with an overflow flag. + * + * _Available since v3.4._ + */ + function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) { + // Gas optimization: this is cheaper than requiring 'a' not being zero, but the + // benefit is lost if 'b' is also tested. + // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522 + if (a == 0) return (true, 0); + uint256 c = a * b; + if (c / a != b) return (false, 0); + return (true, c); + } + + /** + * @dev Returns the division of two unsigned integers, with a division by zero flag. + * + * _Available since v3.4._ + */ + function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) { + if (b == 0) return (false, 0); + return (true, a / b); + } + + /** + * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag. + * + * _Available since v3.4._ + */ + function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) { + if (b == 0) return (false, 0); + return (true, a % b); + } + + /** + * @dev Returns the addition of two unsigned integers, reverting on + * overflow. + * + * Counterpart to Solidity's `+` operator. + * + * Requirements: + * + * - Addition cannot overflow. + */ + function add(uint256 a, uint256 b) internal pure returns (uint256) { + uint256 c = a + b; + require(c >= a, "SafeMath: addition overflow"); + return c; + } + + /** + * @dev Returns the subtraction of two unsigned integers, reverting on + * overflow (when the result is negative). + * + * Counterpart to Solidity's `-` operator. + * + * Requirements: + * + * - Subtraction cannot overflow. + */ + function sub(uint256 a, uint256 b) internal pure returns (uint256) { + require(b <= a, "SafeMath: subtraction overflow"); + return a - b; + } + + /** + * @dev Returns the multiplication of two unsigned integers, reverting on + * overflow. + * + * Counterpart to Solidity's `*` operator. + * + * Requirements: + * + * - Multiplication cannot overflow. + */ + function mul(uint256 a, uint256 b) internal pure returns (uint256) { + if (a == 0) return 0; + uint256 c = a * b; + require(c / a == b, "SafeMath: multiplication overflow"); + return c; + } + + /** + * @dev Returns the integer division of two unsigned integers, reverting on + * division by zero. The result is rounded towards zero. + * + * Counterpart to Solidity's `/` operator. Note: this function uses a + * `revert` opcode (which leaves remaining gas untouched) while Solidity + * uses an invalid opcode to revert (consuming all remaining gas). + * + * Requirements: + * + * - The divisor cannot be zero. + */ + function div(uint256 a, uint256 b) internal pure returns (uint256) { + require(b > 0, "SafeMath: division by zero"); + return a / b; + } + + /** + * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), + * reverting when dividing by zero. + * + * Counterpart to Solidity's `%` operator. This function uses a `revert` + * opcode (which leaves remaining gas untouched) while Solidity uses an + * invalid opcode to revert (consuming all remaining gas). + * + * Requirements: + * + * - The divisor cannot be zero. + */ + function mod(uint256 a, uint256 b) internal pure returns (uint256) { + require(b > 0, "SafeMath: modulo by zero"); + return a % b; + } + + /** + * @dev Returns the subtraction of two unsigned integers, reverting with custom message on + * overflow (when the result is negative). + * + * CAUTION: This function is deprecated because it requires allocating memory for the error + * message unnecessarily. For custom revert reasons use {trySub}. + * + * Counterpart to Solidity's `-` operator. + * + * Requirements: + * + * - Subtraction cannot overflow. + */ + function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { + require(b <= a, errorMessage); + return a - b; + } + + /** + * @dev Returns the integer division of two unsigned integers, reverting with custom message on + * division by zero. The result is rounded towards zero. + * + * CAUTION: This function is deprecated because it requires allocating memory for the error + * message unnecessarily. For custom revert reasons use {tryDiv}. + * + * Counterpart to Solidity's `/` operator. Note: this function uses a + * `revert` opcode (which leaves remaining gas untouched) while Solidity + * uses an invalid opcode to revert (consuming all remaining gas). + * + * Requirements: + * + * - The divisor cannot be zero. + */ + function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { + require(b > 0, errorMessage); + return a / b; + } + + /** + * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), + * reverting with custom message when dividing by zero. + * + * CAUTION: This function is deprecated because it requires allocating memory for the error + * message unnecessarily. For custom revert reasons use {tryMod}. + * + * Counterpart to Solidity's `%` operator. This function uses a `revert` + * opcode (which leaves remaining gas untouched) while Solidity uses an + * invalid opcode to revert (consuming all remaining gas). + * + * Requirements: + * + * - The divisor cannot be zero. + */ + function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { + require(b > 0, errorMessage); + return a % b; + } +} + + +// File contracts/polygon/common/math.sol + +pragma solidity ^0.7.0; +contract DSMath { + uint constant WAD = 10 ** 18; + uint constant RAY = 10 ** 27; + + function add(uint x, uint y) internal pure returns (uint z) { + z = SafeMath.add(x, y); + } + + function sub(uint x, uint y) internal virtual pure returns (uint z) { + z = SafeMath.sub(x, y); + } + + function mul(uint x, uint y) internal pure returns (uint z) { + z = SafeMath.mul(x, y); + } + + function div(uint x, uint y) internal pure returns (uint z) { + z = SafeMath.div(x, y); + } + + function wmul(uint x, uint y) internal pure returns (uint z) { + z = SafeMath.add(SafeMath.mul(x, y), WAD / 2) / WAD; + } + + function wdiv(uint x, uint y) internal pure returns (uint z) { + z = SafeMath.add(SafeMath.mul(x, WAD), y / 2) / y; + } + + function rdiv(uint x, uint y) internal pure returns (uint z) { + z = SafeMath.add(SafeMath.mul(x, RAY), y / 2) / y; + } + + function rmul(uint x, uint y) internal pure returns (uint z) { + z = SafeMath.add(SafeMath.mul(x, y), RAY / 2) / RAY; + } + + function toInt(uint x) internal pure returns (int y) { + y = int(x); + require(y >= 0, "int-overflow"); + } + + function toRad(uint wad) internal pure returns (uint rad) { + rad = mul(wad, 10 ** 27); + } + +} + + +// File contracts/polygon/common/stores.sol + +pragma solidity ^0.7.0; +abstract contract Stores { + + /** + * @dev Return ethereum address + */ + address constant internal maticAddr = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE; + + /** + * @dev Return Wrapped ETH address + */ + address constant internal wmaticAddr = 0x0d500B1d8E8eF31E21C99d1Db9A6444d3ADf1270; + + /** + * @dev Return memory variable address + */ + MemoryInterface constant internal instaMemory = MemoryInterface(0x6C7256cf7C003dD85683339F75DdE9971f98f2FD); + + /** + * @dev Get Uint value from InstaMemory Contract. + */ + function getUint(uint getId, uint val) internal returns (uint returnVal) { + returnVal = getId == 0 ? val : instaMemory.getUint(getId); + } + + /** + * @dev Set Uint value in InstaMemory Contract. + */ + function setUint(uint setId, uint val) virtual internal { + if (setId != 0) instaMemory.setUint(setId, val); + } + +} + + +// File contracts/polygon/common/basic.sol + +pragma solidity ^0.7.0; +abstract contract Basic is DSMath, Stores { + + function convert18ToDec(uint _dec, uint256 _amt) internal pure returns (uint256 amt) { + amt = (_amt / 10 ** (18 - _dec)); + } + + function convertTo18(uint _dec, uint256 _amt) internal pure returns (uint256 amt) { + amt = mul(_amt, 10 ** (18 - _dec)); + } + + function getTokenBal(TokenInterface token) internal view returns(uint _amt) { + _amt = address(token) == maticAddr ? address(this).balance : token.balanceOf(address(this)); + } + + function getTokensDec(TokenInterface buyAddr, TokenInterface sellAddr) internal view returns(uint buyDec, uint sellDec) { + buyDec = address(buyAddr) == maticAddr ? 18 : buyAddr.decimals(); + sellDec = address(sellAddr) == maticAddr ? 18 : sellAddr.decimals(); + } + + function encodeEvent(string memory eventName, bytes memory eventParam) internal pure returns (bytes memory) { + return abi.encode(eventName, eventParam); + } + + function changeMaticAddress(address buy, address sell) internal pure returns(TokenInterface _buy, TokenInterface _sell){ + _buy = buy == maticAddr ? TokenInterface(wmaticAddr) : TokenInterface(buy); + _sell = sell == maticAddr ? TokenInterface(wmaticAddr) : TokenInterface(sell); + } + + function approve(TokenInterface token, address spender, uint256 amount) internal { + try token.approve(spender, amount) { + + } catch { + token.approve(spender, 0); + token.approve(spender, amount); + } + } + + function convertMaticToWmatic(bool isMatic, TokenInterface token, uint amount) internal { + if(isMatic) token.deposit{value: amount}(); + } + + function convertWmaticToMatic(bool isMatic, TokenInterface token, uint amount) internal { + if(isMatic) { + approve(token, address(token), amount); + token.withdraw(amount); + } + } +} + + +// File @uniswap/v3-core/contracts/libraries/TickMath.sol@v1.0.0 + +// SPDX-License-Identifier: GPL-2.0-or-later +pragma solidity >=0.5.0; + +/// @title Math library for computing sqrt prices from ticks and vice versa +/// @notice Computes sqrt price for ticks of size 1.0001, i.e. sqrt(1.0001^tick) as fixed point Q64.96 numbers. Supports +/// prices between 2**-128 and 2**128 +library TickMath { + /// @dev The minimum tick that may be passed to #getSqrtRatioAtTick computed from log base 1.0001 of 2**-128 + int24 internal constant MIN_TICK = -887272; + /// @dev The maximum tick that may be passed to #getSqrtRatioAtTick computed from log base 1.0001 of 2**128 + int24 internal constant MAX_TICK = -MIN_TICK; + + /// @dev The minimum value that can be returned from #getSqrtRatioAtTick. Equivalent to getSqrtRatioAtTick(MIN_TICK) + uint160 internal constant MIN_SQRT_RATIO = 4295128739; + /// @dev The maximum value that can be returned from #getSqrtRatioAtTick. Equivalent to getSqrtRatioAtTick(MAX_TICK) + uint160 internal constant MAX_SQRT_RATIO = 1461446703485210103287273052203988822378723970342; + + /// @notice Calculates sqrt(1.0001^tick) * 2^96 + /// @dev Throws if |tick| > max tick + /// @param tick The input tick for the above formula + /// @return sqrtPriceX96 A Fixed point Q64.96 number representing the sqrt of the ratio of the two assets (token1/token0) + /// at the given tick + function getSqrtRatioAtTick(int24 tick) internal pure returns (uint160 sqrtPriceX96) { + uint256 absTick = tick < 0 ? uint256(-int256(tick)) : uint256(int256(tick)); + require(absTick <= uint256(MAX_TICK), 'T'); + + uint256 ratio = absTick & 0x1 != 0 ? 0xfffcb933bd6fad37aa2d162d1a594001 : 0x100000000000000000000000000000000; + if (absTick & 0x2 != 0) ratio = (ratio * 0xfff97272373d413259a46990580e213a) >> 128; + if (absTick & 0x4 != 0) ratio = (ratio * 0xfff2e50f5f656932ef12357cf3c7fdcc) >> 128; + if (absTick & 0x8 != 0) ratio = (ratio * 0xffe5caca7e10e4e61c3624eaa0941cd0) >> 128; + if (absTick & 0x10 != 0) ratio = (ratio * 0xffcb9843d60f6159c9db58835c926644) >> 128; + if (absTick & 0x20 != 0) ratio = (ratio * 0xff973b41fa98c081472e6896dfb254c0) >> 128; + if (absTick & 0x40 != 0) ratio = (ratio * 0xff2ea16466c96a3843ec78b326b52861) >> 128; + if (absTick & 0x80 != 0) ratio = (ratio * 0xfe5dee046a99a2a811c461f1969c3053) >> 128; + if (absTick & 0x100 != 0) ratio = (ratio * 0xfcbe86c7900a88aedcffc83b479aa3a4) >> 128; + if (absTick & 0x200 != 0) ratio = (ratio * 0xf987a7253ac413176f2b074cf7815e54) >> 128; + if (absTick & 0x400 != 0) ratio = (ratio * 0xf3392b0822b70005940c7a398e4b70f3) >> 128; + if (absTick & 0x800 != 0) ratio = (ratio * 0xe7159475a2c29b7443b29c7fa6e889d9) >> 128; + if (absTick & 0x1000 != 0) ratio = (ratio * 0xd097f3bdfd2022b8845ad8f792aa5825) >> 128; + if (absTick & 0x2000 != 0) ratio = (ratio * 0xa9f746462d870fdf8a65dc1f90e061e5) >> 128; + if (absTick & 0x4000 != 0) ratio = (ratio * 0x70d869a156d2a1b890bb3df62baf32f7) >> 128; + if (absTick & 0x8000 != 0) ratio = (ratio * 0x31be135f97d08fd981231505542fcfa6) >> 128; + if (absTick & 0x10000 != 0) ratio = (ratio * 0x9aa508b5b7a84e1c677de54f3e99bc9) >> 128; + if (absTick & 0x20000 != 0) ratio = (ratio * 0x5d6af8dedb81196699c329225ee604) >> 128; + if (absTick & 0x40000 != 0) ratio = (ratio * 0x2216e584f5fa1ea926041bedfe98) >> 128; + if (absTick & 0x80000 != 0) ratio = (ratio * 0x48a170391f7dc42444e8fa2) >> 128; + + if (tick > 0) ratio = type(uint256).max / ratio; + + // this divides by 1<<32 rounding up to go from a Q128.128 to a Q128.96. + // we then downcast because we know the result always fits within 160 bits due to our tick input constraint + // we round up in the division so getTickAtSqrtRatio of the output price is always consistent + sqrtPriceX96 = uint160((ratio >> 32) + (ratio % (1 << 32) == 0 ? 0 : 1)); + } + + /// @notice Calculates the greatest tick value such that getRatioAtTick(tick) <= ratio + /// @dev Throws in case sqrtPriceX96 < MIN_SQRT_RATIO, as MIN_SQRT_RATIO is the lowest value getRatioAtTick may + /// ever return. + /// @param sqrtPriceX96 The sqrt ratio for which to compute the tick as a Q64.96 + /// @return tick The greatest tick for which the ratio is less than or equal to the input ratio + function getTickAtSqrtRatio(uint160 sqrtPriceX96) internal pure returns (int24 tick) { + // second inequality must be < because the price can never reach the price at the max tick + require(sqrtPriceX96 >= MIN_SQRT_RATIO && sqrtPriceX96 < MAX_SQRT_RATIO, 'R'); + uint256 ratio = uint256(sqrtPriceX96) << 32; + + uint256 r = ratio; + uint256 msb = 0; + + assembly { + let f := shl(7, gt(r, 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF)) + msb := or(msb, f) + r := shr(f, r) + } + assembly { + let f := shl(6, gt(r, 0xFFFFFFFFFFFFFFFF)) + msb := or(msb, f) + r := shr(f, r) + } + assembly { + let f := shl(5, gt(r, 0xFFFFFFFF)) + msb := or(msb, f) + r := shr(f, r) + } + assembly { + let f := shl(4, gt(r, 0xFFFF)) + msb := or(msb, f) + r := shr(f, r) + } + assembly { + let f := shl(3, gt(r, 0xFF)) + msb := or(msb, f) + r := shr(f, r) + } + assembly { + let f := shl(2, gt(r, 0xF)) + msb := or(msb, f) + r := shr(f, r) + } + assembly { + let f := shl(1, gt(r, 0x3)) + msb := or(msb, f) + r := shr(f, r) + } + assembly { + let f := gt(r, 0x1) + msb := or(msb, f) + } + + if (msb >= 128) r = ratio >> (msb - 127); + else r = ratio << (127 - msb); + + int256 log_2 = (int256(msb) - 128) << 64; + + assembly { + r := shr(127, mul(r, r)) + let f := shr(128, r) + log_2 := or(log_2, shl(63, f)) + r := shr(f, r) + } + assembly { + r := shr(127, mul(r, r)) + let f := shr(128, r) + log_2 := or(log_2, shl(62, f)) + r := shr(f, r) + } + assembly { + r := shr(127, mul(r, r)) + let f := shr(128, r) + log_2 := or(log_2, shl(61, f)) + r := shr(f, r) + } + assembly { + r := shr(127, mul(r, r)) + let f := shr(128, r) + log_2 := or(log_2, shl(60, f)) + r := shr(f, r) + } + assembly { + r := shr(127, mul(r, r)) + let f := shr(128, r) + log_2 := or(log_2, shl(59, f)) + r := shr(f, r) + } + assembly { + r := shr(127, mul(r, r)) + let f := shr(128, r) + log_2 := or(log_2, shl(58, f)) + r := shr(f, r) + } + assembly { + r := shr(127, mul(r, r)) + let f := shr(128, r) + log_2 := or(log_2, shl(57, f)) + r := shr(f, r) + } + assembly { + r := shr(127, mul(r, r)) + let f := shr(128, r) + log_2 := or(log_2, shl(56, f)) + r := shr(f, r) + } + assembly { + r := shr(127, mul(r, r)) + let f := shr(128, r) + log_2 := or(log_2, shl(55, f)) + r := shr(f, r) + } + assembly { + r := shr(127, mul(r, r)) + let f := shr(128, r) + log_2 := or(log_2, shl(54, f)) + r := shr(f, r) + } + assembly { + r := shr(127, mul(r, r)) + let f := shr(128, r) + log_2 := or(log_2, shl(53, f)) + r := shr(f, r) + } + assembly { + r := shr(127, mul(r, r)) + let f := shr(128, r) + log_2 := or(log_2, shl(52, f)) + r := shr(f, r) + } + assembly { + r := shr(127, mul(r, r)) + let f := shr(128, r) + log_2 := or(log_2, shl(51, f)) + r := shr(f, r) + } + assembly { + r := shr(127, mul(r, r)) + let f := shr(128, r) + log_2 := or(log_2, shl(50, f)) + } + + int256 log_sqrt10001 = log_2 * 255738958999603826347141; // 128.128 number + + int24 tickLow = int24((log_sqrt10001 - 3402992956809132418596140100660247210) >> 128); + int24 tickHi = int24((log_sqrt10001 + 291339464771989622907027621153398088495) >> 128); + + tick = tickLow == tickHi ? tickLow : getSqrtRatioAtTick(tickHi) <= sqrtPriceX96 ? tickHi : tickLow; + } +} + + +// File @openzeppelin/contracts/token/ERC20/IERC20.sol@v3.4.2 + +// SPDX-License-Identifier: MIT + +pragma solidity >=0.6.0 <0.8.0; + +/** + * @dev Interface of the ERC20 standard as defined in the EIP. + */ +interface IERC20 { + /** + * @dev Returns the amount of tokens in existence. + */ + function totalSupply() external view returns (uint256); + + /** + * @dev Returns the amount of tokens owned by `account`. + */ + function balanceOf(address account) external view returns (uint256); + + /** + * @dev Moves `amount` tokens from the caller's account to `recipient`. + * + * Returns a boolean value indicating whether the operation succeeded. + * + * Emits a {Transfer} event. + */ + function transfer(address recipient, uint256 amount) external returns (bool); + + /** + * @dev Returns the remaining number of tokens that `spender` will be + * allowed to spend on behalf of `owner` through {transferFrom}. This is + * zero by default. + * + * This value changes when {approve} or {transferFrom} are called. + */ + function allowance(address owner, address spender) external view returns (uint256); + + /** + * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. + * + * Returns a boolean value indicating whether the operation succeeded. + * + * IMPORTANT: Beware that changing an allowance with this method brings the risk + * that someone may use both the old and the new allowance by unfortunate + * transaction ordering. One possible solution to mitigate this race + * condition is to first reduce the spender's allowance to 0 and set the + * desired value afterwards: + * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 + * + * Emits an {Approval} event. + */ + function approve(address spender, uint256 amount) external returns (bool); + + /** + * @dev Moves `amount` tokens from `sender` to `recipient` using the + * allowance mechanism. `amount` is then deducted from the caller's + * allowance. + * + * Returns a boolean value indicating whether the operation succeeded. + * + * Emits a {Transfer} event. + */ + function transferFrom(address sender, address recipient, uint256 amount) external returns (bool); + + /** + * @dev Emitted when `value` tokens are moved from one account (`from`) to + * another (`to`). + * + * Note that `value` may be zero. + */ + event Transfer(address indexed from, address indexed to, uint256 value); + + /** + * @dev Emitted when the allowance of a `spender` for an `owner` is set by + * a call to {approve}. `value` is the new allowance. + */ + event Approval(address indexed owner, address indexed spender, uint256 value); +} + + +// File @uniswap/v3-periphery/contracts/libraries/TransferHelper.sol@v1.3.0 + +pragma solidity >=0.6.0; + +library TransferHelper { + /// @notice Transfers tokens from the targeted address to the given destination + /// @notice Errors with 'STF' if transfer fails + /// @param token The contract address of the token to be transferred + /// @param from The originating address from which the tokens will be transferred + /// @param to The destination address of the transfer + /// @param value The amount to be transferred + function safeTransferFrom( + address token, + address from, + address to, + uint256 value + ) internal { + (bool success, bytes memory data) = + token.call(abi.encodeWithSelector(IERC20.transferFrom.selector, from, to, value)); + require(success && (data.length == 0 || abi.decode(data, (bool))), 'STF'); + } + + /// @notice Transfers tokens from msg.sender to a recipient + /// @dev Errors with ST if transfer fails + /// @param token The contract address of the token which will be transferred + /// @param to The recipient of the transfer + /// @param value The value of the transfer + function safeTransfer( + address token, + address to, + uint256 value + ) internal { + (bool success, bytes memory data) = token.call(abi.encodeWithSelector(IERC20.transfer.selector, to, value)); + require(success && (data.length == 0 || abi.decode(data, (bool))), 'ST'); + } + + /// @notice Approves the stipulated contract to spend the given allowance in the given token + /// @dev Errors with 'SA' if transfer fails + /// @param token The contract address of the token to be approved + /// @param to The target of the approval + /// @param value The amount of the given token the target will be allowed to spend + function safeApprove( + address token, + address to, + uint256 value + ) internal { + (bool success, bytes memory data) = token.call(abi.encodeWithSelector(IERC20.approve.selector, to, value)); + require(success && (data.length == 0 || abi.decode(data, (bool))), 'SA'); + } + + /// @notice Transfers ETH to the recipient address + /// @dev Fails with `STE` + /// @param to The destination of the transfer + /// @param value The value to be transferred + function safeTransferETH(address to, uint256 value) internal { + (bool success, ) = to.call{value: value}(new bytes(0)); + require(success, 'STE'); + } +} + + +// File contracts/polygon/connectors/uniswap/v3_staker/helpers.sol + +pragma solidity ^0.7.6; +pragma abicoder v2; +abstract contract Helpers is DSMath, Basic { + /** + * @dev uniswap v3 NFT Position Manager & Swap Router + */ + INonfungiblePositionManager constant nftManager = + INonfungiblePositionManager(0xC36442b4a4522E871399CD717aBDD847Ab11FE88); + IUniswapV3Staker constant staker = + IUniswapV3Staker(0x1f98407aaB862CdDeF78Ed252D6f557aA5b0f00d); + + /** + * @dev Get Last NFT Index + * @param user: User address + */ + function _getLastNftId(address user) + internal + view + returns (uint256 tokenId) + { + uint256 len = nftManager.balanceOf(user); + tokenId = nftManager.tokenOfOwnerByIndex(user, len - 1); + } + + function getPoolAddress(uint256 _tokenId) + internal + view + returns (address pool) + { + (bool success, bytes memory data) = address(nftManager).staticcall( + abi.encodeWithSelector(nftManager.positions.selector, _tokenId) + ); + require(success, "fetching positions failed"); + { + (, , address token0, address token1, uint24 fee, , , ) = abi.decode( + data, + ( + uint96, + address, + address, + address, + uint24, + int24, + int24, + uint128 + ) + ); + + pool = PoolAddress.computeAddress( + nftManager.factory(), + PoolAddress.PoolKey({token0: token0, token1: token1, fee: fee}) + ); + } + } + + function _stake( + uint256 _tokenId, + IUniswapV3Staker.IncentiveKey memory _incentiveId + ) internal { + staker.stakeToken(_incentiveId, _tokenId); + } + + function _unstake( + IUniswapV3Staker.IncentiveKey memory _key, + uint256 _tokenId + ) internal { + staker.unstakeToken(_key, _tokenId); + } + + function _claimRewards( + IERC20Minimal _rewardToken, + address _to, + uint256 _amountRequested + ) internal returns (uint256 rewards) { + rewards = staker.claimReward(_rewardToken, _to, _amountRequested); + } +} + + +// File contracts/polygon/connectors/uniswap/v3_staker/events.sol + +pragma solidity ^0.7.0; + +contract Events { + event LogDeposit(uint256 tokenId); + + event LogDepositAndStake(uint256 tokenId, bytes32 incentiveId); + + event LogWithdraw(uint256 indexed tokenId); + + event LogDepositTransfer(uint256 indexed tokenId, address to); + + event LogStake(uint256 indexed tokenId, bytes32 incentiveId); + + event LogUnstake(uint256 indexed tokenId, bytes32 incentiveId); + + event LogRewardClaimed( + address indexed rewardToken, + uint256 amount + ); + + event LogIncentiveCreated( + bytes32 incentiveId, + address poolAddr, + address refundee, + uint256 startTime, + uint256 endTime, + uint256 reward + ); +} + + +// File contracts/polygon/connectors/uniswap/v3_staker/main.sol + +pragma solidity ^0.7.6; +pragma abicoder v2; + +/** + * @title Uniswap v3. + * @dev Decentralized Exchange. + */ +abstract contract UniswapResolver is Helpers, Events { + /** + * @dev Deposit NFT token + * @notice Transfer deposited NFT token + * @param _tokenId NFT LP Token ID + */ + function deposit(uint256 _tokenId) + external + payable + returns (string memory _eventName, bytes memory _eventParam) + { + if (_tokenId == 0) _tokenId = _getLastNftId(address(this)); + nftManager.safeTransferFrom( + address(this), + address(staker), + _tokenId, + "" + ); + + _eventName = "LogDeposit(uint256)"; + _eventParam = abi.encode(_tokenId); + } + + /** + * @dev Deposit and Stake NFT token + * @notice To Deposit and Stake NFT for Staking + * @param _rewardToken _rewardToken address + * @param _startTime stake start time + * @param _endTime stake end time + * @param _refundee refundee address + * @param _tokenId NFT LP token id + */ + function depositAndStake ( + address _rewardToken, + uint256 _startTime, + uint256 _endTime, + address _refundee, + uint256 _tokenId + ) + external + payable + returns (string memory _eventName, bytes memory _eventParam) + { + if (_tokenId == 0) _tokenId = _getLastNftId(address(this)); + nftManager.safeTransferFrom( + address(this), + address(staker), + _tokenId, + "" + ); + + address poolAddr = getPoolAddress(_tokenId); + + IUniswapV3Pool pool = IUniswapV3Pool(poolAddr); + IUniswapV3Staker.IncentiveKey memory _key = IUniswapV3Staker + .IncentiveKey( + IERC20Minimal(_rewardToken), + pool, + _startTime, + _endTime, + _refundee + ); + _stake(_tokenId, _key); + + _eventName = "LogDepositAndStake(uint256,bytes32)"; + _eventParam = abi.encode(_tokenId, keccak256(abi.encode(_key))); + } + + /** + * @dev Deposit Transfer + * @notice Transfer deposited NFT token + * @param _tokenId NFT LP Token ID + * @param _to address to transfer + */ + function transferDeposit(uint256 _tokenId, address _to) + external + payable + returns (string memory _eventName, bytes memory _eventParam) + { + staker.transferDeposit(_tokenId, _to); + + _eventName = "LogDepositTransfer(uint256,address)"; + _eventParam = abi.encode(_tokenId, _to); + } + + /** + * @dev Withdraw NFT LP token + * @notice Withdraw NFT LP token from staking pool + * @param _tokenId NFT LP Token ID + */ + function withdraw(uint256 _tokenId) + external + payable + returns (string memory _eventName, bytes memory _eventParam) + { + staker.withdrawToken(_tokenId, address(this), ""); + + _eventName = "LogWithdraw(uint256)"; + _eventParam = abi.encode(_tokenId); + } + + /** + * @dev Stake NFT LP token + * @notice Stake NFT LP Position + * @param _rewardToken _rewardToken address + * @param _startTime stake start time + * @param _endTime stake end time + * @param _refundee refundee address + * @param _tokenId NFT LP token id + */ + function stake ( + address _rewardToken, + uint256 _startTime, + uint256 _endTime, + address _refundee, + uint256 _tokenId + ) + external + payable + returns (string memory _eventName, bytes memory _eventParam) + { + address poolAddr = getPoolAddress(_tokenId); + + IUniswapV3Pool pool = IUniswapV3Pool(poolAddr); + IUniswapV3Staker.IncentiveKey memory _key = IUniswapV3Staker + .IncentiveKey( + IERC20Minimal(_rewardToken), + pool, + _startTime, + _endTime, + _refundee + ); + _stake(_tokenId, _key); + + _eventName = "LogStake(uint256,bytes32)"; + _eventParam = abi.encode(_tokenId, keccak256(abi.encode(_key))); + } + + /** + * @dev Unstake NFT LP token + * @notice Unstake NFT LP Position + * @param _rewardToken _rewardToken address + * @param _startTime stake start time + * @param _endTime stake end time + * @param _refundee refundee address + * @param _tokenId NFT LP token id + */ + function unstake( + address _rewardToken, + uint256 _startTime, + uint256 _endTime, + address _refundee, + uint256 _tokenId + ) + external + payable + returns (string memory _eventName, bytes memory _eventParam) + { + address poolAddr = getPoolAddress(_tokenId); + + IUniswapV3Pool pool = IUniswapV3Pool(poolAddr); + IUniswapV3Staker.IncentiveKey memory _key = IUniswapV3Staker + .IncentiveKey( + IERC20Minimal(_rewardToken), + pool, + _startTime, + _endTime, + _refundee + ); + _unstake(_key, _tokenId); + _eventName = "LogUnstake(uint256,bytes32)"; + _eventParam = abi.encode(_tokenId, keccak256(abi.encode(_key))); + } + + /** + * @dev Claim rewards + * @notice Claim rewards + * @param _rewardToken _rewardToken address + * @param _amount requested amount + */ + function claimRewards( + address _rewardToken, + uint256 _amount + ) + external + payable + returns (string memory _eventName, bytes memory _eventParam) + { + uint256 rewards = _claimRewards( + IERC20Minimal(_rewardToken), + address(this), + _amount + ); + + _eventName = "LogRewardClaimed(address,uint256)"; + _eventParam = abi.encode(_rewardToken, rewards); + } + + /** + * @dev Create incentive + * @notice Create incentive + * @param _rewardToken _rewardToken address + * @param _length incentive length + * @param _refundee refundee address + * @param _poolAddr Uniswap V3 Pool address + * @param _reward reward amount + */ + function createIncentive( + address _rewardToken, + uint256 _length, + address _refundee, + address _poolAddr, + uint256 _reward + ) + external + payable + returns (string memory _eventName, bytes memory _eventParam) + { + IUniswapV3Pool pool = IUniswapV3Pool(_poolAddr); + uint256 _startTime = block.timestamp; + uint256 _endTime = _startTime + _length; + IUniswapV3Staker.IncentiveKey memory _key = IUniswapV3Staker + .IncentiveKey( + IERC20Minimal(_rewardToken), + pool, + _startTime, + _endTime, + _refundee + ); + if (_rewardToken != maticAddr) { + IERC20Minimal(_rewardToken).approve(address(staker), _reward); + } + staker.createIncentive(_key, _reward); + + _eventName = "LogIncentiveCreated(bytes32,address,address,uint256,uint256,uint256)"; + _eventParam = abi.encode(keccak256(abi.encode(_key)), _poolAddr, _refundee, _startTime, _endTime, _reward); + } +} + +contract ConnectV2UniswapV3StakerPolygon is UniswapResolver { + string public constant name = "Uniswap-V3-Staker-v1.1"; +} diff --git a/contracts/arbitrum/connectors/1inch/events.sol b/contracts/arbitrum/connectors/1inch/1inch-v3/events.sol similarity index 100% rename from contracts/arbitrum/connectors/1inch/events.sol rename to contracts/arbitrum/connectors/1inch/1inch-v3/events.sol diff --git a/contracts/arbitrum/connectors/1inch/helpers.sol b/contracts/arbitrum/connectors/1inch/1inch-v3/helpers.sol similarity index 100% rename from contracts/arbitrum/connectors/1inch/helpers.sol rename to contracts/arbitrum/connectors/1inch/1inch-v3/helpers.sol diff --git a/contracts/arbitrum/connectors/1inch/interface.sol b/contracts/arbitrum/connectors/1inch/1inch-v3/interface.sol similarity index 100% rename from contracts/arbitrum/connectors/1inch/interface.sol rename to contracts/arbitrum/connectors/1inch/1inch-v3/interface.sol diff --git a/contracts/arbitrum/connectors/1inch/main.sol b/contracts/arbitrum/connectors/1inch/1inch-v3/main.sol similarity index 100% rename from contracts/arbitrum/connectors/1inch/main.sol rename to contracts/arbitrum/connectors/1inch/1inch-v3/main.sol diff --git a/contracts/mainnet/connectors/1inch/events.sol b/contracts/arbitrum/connectors/1inch/1inch-v4/events.sol similarity index 100% rename from contracts/mainnet/connectors/1inch/events.sol rename to contracts/arbitrum/connectors/1inch/1inch-v4/events.sol diff --git a/contracts/arbitrum/connectors/1inch/1inch-v4/helpers.sol b/contracts/arbitrum/connectors/1inch/1inch-v4/helpers.sol new file mode 100644 index 00000000..41c55315 --- /dev/null +++ b/contracts/arbitrum/connectors/1inch/1inch-v4/helpers.sol @@ -0,0 +1,13 @@ +pragma solidity ^0.7.0; + +import { TokenInterface } from "../../common/interfaces.sol"; +import { DSMath } from "../../common/math.sol"; +import { Basic } from "../../common/basic.sol"; + + +abstract contract Helpers is DSMath, Basic { + /** + * @dev 1Inch Address + */ +address internal constant oneInchAddr = 0x1111111254fb6c44bAC0beD2854e76F90643097d; +} \ No newline at end of file diff --git a/contracts/mainnet/connectors/1inch/interface.sol b/contracts/arbitrum/connectors/1inch/1inch-v4/interface.sol similarity index 100% rename from contracts/mainnet/connectors/1inch/interface.sol rename to contracts/arbitrum/connectors/1inch/1inch-v4/interface.sol diff --git a/contracts/arbitrum/connectors/1inch/1inch-v4/main.sol b/contracts/arbitrum/connectors/1inch/1inch-v4/main.sol new file mode 100644 index 00000000..84c82ded --- /dev/null +++ b/contracts/arbitrum/connectors/1inch/1inch-v4/main.sol @@ -0,0 +1,112 @@ +pragma solidity ^0.7.0; +pragma experimental ABIEncoderV2; + +/** + * @title 1Inch. + * @dev On-chain DEX Aggregator. + */ + +// import files from common directory +import { TokenInterface , MemoryInterface } from "../../common/interfaces.sol"; +import { Stores } from "../../common/stores.sol"; +import { OneInchInterace, OneInchData } from "./interface.sol"; +import { Helpers } from "./helpers.sol"; +import { Events } from "./events.sol"; + +abstract contract OneInchResolver is Helpers, Events { + + + /** + * @dev 1inch API swap handler + * @param oneInchData - contains data returned from 1inch API. Struct defined in interfaces.sol + * @param ethAmt - Eth to swap for .value() + */ + function oneInchSwap( + OneInchData memory oneInchData, + uint ethAmt + ) internal returns (uint buyAmt) { + TokenInterface buyToken = oneInchData.buyToken; + (uint _buyDec, uint _sellDec) = getTokensDec(buyToken, oneInchData.sellToken); + uint _sellAmt18 = convertTo18(_sellDec, oneInchData._sellAmt); + uint _slippageAmt = convert18ToDec(_buyDec, wmul(oneInchData.unitAmt, _sellAmt18)); + + uint initalBal = getTokenBal(buyToken); + + // solium-disable-next-line security/no-call-value + (bool success, ) = oneInchAddr.call{value: ethAmt}(oneInchData.callData); + if (!success) revert("1Inch-swap-failed"); + + uint finalBal = getTokenBal(buyToken); + + buyAmt = sub(finalBal, initalBal); + + require(_slippageAmt <= buyAmt, "Too much slippage"); + } + +} + +abstract contract OneInchResolverHelpers is OneInchResolver { + + /** + * @dev Gets the swapping data from 1inch's API. + * @param oneInchData Struct with multiple swap data defined in interfaces.sol + * @param setId Set token amount at this ID in `InstaMemory` Contract. + */ + function _sell( + OneInchData memory oneInchData, + uint setId + ) internal returns (OneInchData memory) { + TokenInterface _sellAddr = oneInchData.sellToken; + + uint ethAmt; + if (address(_sellAddr) == ethAddr) { + ethAmt = oneInchData._sellAmt; + } else { + approve(TokenInterface(_sellAddr), oneInchAddr, oneInchData._sellAmt); + } + + oneInchData._buyAmt = oneInchSwap(oneInchData, ethAmt); + setUint(setId, oneInchData._buyAmt); + + return oneInchData; + } +} + +abstract contract OneInch is OneInchResolverHelpers { + /** + * @dev Sell ETH/ERC20_Token using 1Inch. + * @notice Swap tokens from exchanges like kyber, 0x etc, with calculation done off-chain. + * @param buyAddr The address of the token to buy.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE) + * @param sellAddr The address of the token to sell.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE) + * @param sellAmt The amount of the token to sell. + * @param unitAmt The amount of buyAmt/sellAmt with slippage. + * @param callData Data from 1inch API. + * @param setId ID stores the amount of token brought. + */ + function sell( + address buyAddr, + address sellAddr, + uint sellAmt, + uint unitAmt, + bytes calldata callData, + uint setId + ) external payable returns (string memory _eventName, bytes memory _eventParam) { + OneInchData memory oneInchData = OneInchData({ + buyToken: TokenInterface(buyAddr), + sellToken: TokenInterface(sellAddr), + unitAmt: unitAmt, + callData: callData, + _sellAmt: sellAmt, + _buyAmt: 0 + }); + + oneInchData = _sell(oneInchData, setId); + + _eventName = "LogSell(address,address,uint256,uint256,uint256,uint256)"; + _eventParam = abi.encode(buyAddr, sellAddr, oneInchData._buyAmt, oneInchData._sellAmt, 0, setId); + } +} + +contract ConnectV2OneInchArbitrum is OneInch { + string public name = "1Inch-v4-v1.0"; +} diff --git a/contracts/polygon/connectors/1inch/events.sol b/contracts/mainnet/connectors/1inch/1inch-v3/events.sol similarity index 100% rename from contracts/polygon/connectors/1inch/events.sol rename to contracts/mainnet/connectors/1inch/1inch-v3/events.sol diff --git a/contracts/mainnet/connectors/1inch/helpers.sol b/contracts/mainnet/connectors/1inch/1inch-v3/helpers.sol similarity index 100% rename from contracts/mainnet/connectors/1inch/helpers.sol rename to contracts/mainnet/connectors/1inch/1inch-v3/helpers.sol diff --git a/contracts/polygon/connectors/1inch/interface.sol b/contracts/mainnet/connectors/1inch/1inch-v3/interface.sol similarity index 100% rename from contracts/polygon/connectors/1inch/interface.sol rename to contracts/mainnet/connectors/1inch/1inch-v3/interface.sol diff --git a/contracts/mainnet/connectors/1inch/main.sol b/contracts/mainnet/connectors/1inch/1inch-v3/main.sol similarity index 100% rename from contracts/mainnet/connectors/1inch/main.sol rename to contracts/mainnet/connectors/1inch/1inch-v3/main.sol diff --git a/contracts/mainnet/connectors/1inch/1inch-v4/events.sol b/contracts/mainnet/connectors/1inch/1inch-v4/events.sol new file mode 100644 index 00000000..bec3b27a --- /dev/null +++ b/contracts/mainnet/connectors/1inch/1inch-v4/events.sol @@ -0,0 +1,12 @@ +pragma solidity ^0.7.0; + +contract Events { + event LogSell( + address indexed buyToken, + address indexed sellToken, + uint256 buyAmt, + uint256 sellAmt, + uint256 getId, + uint256 setId + ); +} \ No newline at end of file diff --git a/contracts/mainnet/connectors/1inch/1inch-v4/helpers.sol b/contracts/mainnet/connectors/1inch/1inch-v4/helpers.sol new file mode 100644 index 00000000..8582731c --- /dev/null +++ b/contracts/mainnet/connectors/1inch/1inch-v4/helpers.sol @@ -0,0 +1,13 @@ +pragma solidity ^0.7.0; + +import { TokenInterface } from "../../common/interfaces.sol"; +import { DSMath } from "../../common/math.sol"; +import { Basic } from "../../common/basic.sol"; + + +abstract contract Helpers is DSMath, Basic { + /** + * @dev 1Inch Address + */ + address internal constant oneInchAddr = 0x1111111254fb6c44bAC0beD2854e76F90643097d; +} \ No newline at end of file diff --git a/contracts/mainnet/connectors/1inch/1inch-v4/interface.sol b/contracts/mainnet/connectors/1inch/1inch-v4/interface.sol new file mode 100644 index 00000000..f35b9277 --- /dev/null +++ b/contracts/mainnet/connectors/1inch/1inch-v4/interface.sol @@ -0,0 +1,30 @@ +pragma solidity ^0.7.0; + +import { TokenInterface } from "../../common/interfaces.sol"; + +interface OneInchInterace { + function swap( + TokenInterface fromToken, + TokenInterface toToken, + uint256 fromTokenAmount, + uint256 minReturnAmount, + uint256 guaranteedAmount, + address payable referrer, + address[] calldata callAddresses, + bytes calldata callDataConcat, + uint256[] calldata starts, + uint256[] calldata gasLimitsAndValues + ) + external + payable + returns (uint256 returnAmount); +} + +struct OneInchData { + TokenInterface sellToken; + TokenInterface buyToken; + uint _sellAmt; + uint _buyAmt; + uint unitAmt; + bytes callData; +} \ No newline at end of file diff --git a/contracts/mainnet/connectors/1inch/1inch-v4/main.sol b/contracts/mainnet/connectors/1inch/1inch-v4/main.sol new file mode 100644 index 00000000..9d67847c --- /dev/null +++ b/contracts/mainnet/connectors/1inch/1inch-v4/main.sol @@ -0,0 +1,111 @@ +pragma solidity ^0.7.0; +pragma experimental ABIEncoderV2; + +/** + * @title 1Inch. + * @dev On-chain DEX Aggregator. + */ + +// import files from common directory +import { TokenInterface , MemoryInterface } from "../../common/interfaces.sol"; +import { Stores } from "../../common/stores.sol"; +import { OneInchInterace, OneInchData } from "./interface.sol"; +import { Helpers } from "./helpers.sol"; +import { Events } from "./events.sol"; + +abstract contract OneInchResolver is Helpers, Events { + /** + * @dev 1inch API swap handler + * @param oneInchData - contains data returned from 1inch API. Struct defined in interfaces.sol + * @param ethAmt - Eth to swap for .value() + */ + function oneInchSwap( + OneInchData memory oneInchData, + uint ethAmt + ) internal returns (uint buyAmt) { + TokenInterface buyToken = oneInchData.buyToken; + (uint _buyDec, uint _sellDec) = getTokensDec(buyToken, oneInchData.sellToken); + uint _sellAmt18 = convertTo18(_sellDec, oneInchData._sellAmt); + uint _slippageAmt = convert18ToDec(_buyDec, wmul(oneInchData.unitAmt, _sellAmt18)); + + uint initalBal = getTokenBal(buyToken); + + // solium-disable-next-line security/no-call-value + (bool success, ) = oneInchAddr.call{value: ethAmt}(oneInchData.callData); + if (!success) revert("1Inch-swap-failed"); + + uint finalBal = getTokenBal(buyToken); + + buyAmt = sub(finalBal, initalBal); + + require(_slippageAmt <= buyAmt, "Too much slippage"); + } + +} + +abstract contract OneInchResolverHelpers is OneInchResolver { + + /** + * @dev Gets the swapping data from 1inch's API. + * @param oneInchData Struct with multiple swap data defined in interfaces.sol + * @param setId Set token amount at this ID in `InstaMemory` Contract. + */ + function _sell( + OneInchData memory oneInchData, + uint setId + ) internal returns (OneInchData memory) { + TokenInterface _sellAddr = oneInchData.sellToken; + + uint ethAmt; + if (address(_sellAddr) == ethAddr) { + ethAmt = oneInchData._sellAmt; + } else { + approve(TokenInterface(_sellAddr), oneInchAddr, oneInchData._sellAmt); + } + + oneInchData._buyAmt = oneInchSwap(oneInchData, ethAmt); + setUint(setId, oneInchData._buyAmt); + + return oneInchData; + + } +} + +abstract contract OneInch is OneInchResolverHelpers { + /** + * @dev Sell ETH/ERC20_Token using 1Inch. + * @notice Swap tokens from exchanges like kyber, 0x etc, with calculation done off-chain. + * @param buyAddr The address of the token to buy.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE) + * @param sellAddr The address of the token to sell.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE) + * @param sellAmt The amount of the token to sell. + * @param unitAmt The amount of buyAmt/sellAmt with slippage. + * @param callData Data from 1inch API. + * @param setId ID stores the amount of token brought. + */ + function sell( + address buyAddr, + address sellAddr, + uint sellAmt, + uint unitAmt, + bytes calldata callData, + uint setId + ) external payable returns (string memory _eventName, bytes memory _eventParam) { + OneInchData memory oneInchData = OneInchData({ + buyToken: TokenInterface(buyAddr), + sellToken: TokenInterface(sellAddr), + unitAmt: unitAmt, + callData: callData, + _sellAmt: sellAmt, + _buyAmt: 0 + }); + + oneInchData = _sell(oneInchData, setId); + + _eventName = "LogSell(address,address,uint256,uint256,uint256,uint256)"; + _eventParam = abi.encode(buyAddr, sellAddr, oneInchData._buyAmt, oneInchData._sellAmt, 0, setId); + } +} + +contract ConnectV2OneInch is OneInch { + string public name = "1Inch-v4-v1.0"; +} diff --git a/contracts/polygon/connectors/1inch/1inch-v3/events.sol b/contracts/polygon/connectors/1inch/1inch-v3/events.sol new file mode 100644 index 00000000..bec3b27a --- /dev/null +++ b/contracts/polygon/connectors/1inch/1inch-v3/events.sol @@ -0,0 +1,12 @@ +pragma solidity ^0.7.0; + +contract Events { + event LogSell( + address indexed buyToken, + address indexed sellToken, + uint256 buyAmt, + uint256 sellAmt, + uint256 getId, + uint256 setId + ); +} \ No newline at end of file diff --git a/contracts/polygon/connectors/1inch/helpers.sol b/contracts/polygon/connectors/1inch/1inch-v3/helpers.sol similarity index 100% rename from contracts/polygon/connectors/1inch/helpers.sol rename to contracts/polygon/connectors/1inch/1inch-v3/helpers.sol diff --git a/contracts/polygon/connectors/1inch/1inch-v3/interface.sol b/contracts/polygon/connectors/1inch/1inch-v3/interface.sol new file mode 100644 index 00000000..f35b9277 --- /dev/null +++ b/contracts/polygon/connectors/1inch/1inch-v3/interface.sol @@ -0,0 +1,30 @@ +pragma solidity ^0.7.0; + +import { TokenInterface } from "../../common/interfaces.sol"; + +interface OneInchInterace { + function swap( + TokenInterface fromToken, + TokenInterface toToken, + uint256 fromTokenAmount, + uint256 minReturnAmount, + uint256 guaranteedAmount, + address payable referrer, + address[] calldata callAddresses, + bytes calldata callDataConcat, + uint256[] calldata starts, + uint256[] calldata gasLimitsAndValues + ) + external + payable + returns (uint256 returnAmount); +} + +struct OneInchData { + TokenInterface sellToken; + TokenInterface buyToken; + uint _sellAmt; + uint _buyAmt; + uint unitAmt; + bytes callData; +} \ No newline at end of file diff --git a/contracts/polygon/connectors/1inch/main.sol b/contracts/polygon/connectors/1inch/1inch-v3/main.sol similarity index 100% rename from contracts/polygon/connectors/1inch/main.sol rename to contracts/polygon/connectors/1inch/1inch-v3/main.sol diff --git a/contracts/polygon/connectors/1inch/1inch-v4/events.sol b/contracts/polygon/connectors/1inch/1inch-v4/events.sol new file mode 100644 index 00000000..bec3b27a --- /dev/null +++ b/contracts/polygon/connectors/1inch/1inch-v4/events.sol @@ -0,0 +1,12 @@ +pragma solidity ^0.7.0; + +contract Events { + event LogSell( + address indexed buyToken, + address indexed sellToken, + uint256 buyAmt, + uint256 sellAmt, + uint256 getId, + uint256 setId + ); +} \ No newline at end of file diff --git a/contracts/polygon/connectors/1inch/1inch-v4/helpers.sol b/contracts/polygon/connectors/1inch/1inch-v4/helpers.sol new file mode 100644 index 00000000..8582731c --- /dev/null +++ b/contracts/polygon/connectors/1inch/1inch-v4/helpers.sol @@ -0,0 +1,13 @@ +pragma solidity ^0.7.0; + +import { TokenInterface } from "../../common/interfaces.sol"; +import { DSMath } from "../../common/math.sol"; +import { Basic } from "../../common/basic.sol"; + + +abstract contract Helpers is DSMath, Basic { + /** + * @dev 1Inch Address + */ + address internal constant oneInchAddr = 0x1111111254fb6c44bAC0beD2854e76F90643097d; +} \ No newline at end of file diff --git a/contracts/polygon/connectors/1inch/1inch-v4/interface.sol b/contracts/polygon/connectors/1inch/1inch-v4/interface.sol new file mode 100644 index 00000000..f35b9277 --- /dev/null +++ b/contracts/polygon/connectors/1inch/1inch-v4/interface.sol @@ -0,0 +1,30 @@ +pragma solidity ^0.7.0; + +import { TokenInterface } from "../../common/interfaces.sol"; + +interface OneInchInterace { + function swap( + TokenInterface fromToken, + TokenInterface toToken, + uint256 fromTokenAmount, + uint256 minReturnAmount, + uint256 guaranteedAmount, + address payable referrer, + address[] calldata callAddresses, + bytes calldata callDataConcat, + uint256[] calldata starts, + uint256[] calldata gasLimitsAndValues + ) + external + payable + returns (uint256 returnAmount); +} + +struct OneInchData { + TokenInterface sellToken; + TokenInterface buyToken; + uint _sellAmt; + uint _buyAmt; + uint unitAmt; + bytes callData; +} \ No newline at end of file diff --git a/contracts/polygon/connectors/1inch/1inch-v4/main.sol b/contracts/polygon/connectors/1inch/1inch-v4/main.sol new file mode 100644 index 00000000..c4b35c79 --- /dev/null +++ b/contracts/polygon/connectors/1inch/1inch-v4/main.sol @@ -0,0 +1,115 @@ +pragma solidity ^0.7.0; +pragma experimental ABIEncoderV2; + +/** + * @title 1Inch. + * @dev On-chain DEX Aggregator. + */ + +// import files from common directory +import { TokenInterface , MemoryInterface } from "../../common/interfaces.sol"; +import { Stores } from "../../common/stores.sol"; +import { OneInchInterace, OneInchData } from "./interface.sol"; +import { Helpers } from "./helpers.sol"; +import { Events } from "./events.sol"; + +abstract contract OneInchResolver is Helpers, Events { + + + /** + * @dev 1inch API swap handler + * @param oneInchData - contains data returned from 1inch API. Struct defined in interfaces.sol + * @param ethAmt - Eth to swap for .value() + */ + function oneInchSwap( + OneInchData memory oneInchData, + uint ethAmt + ) internal returns (uint buyAmt) { + TokenInterface buyToken = oneInchData.buyToken; + (uint _buyDec, uint _sellDec) = getTokensDec(buyToken, oneInchData.sellToken); + uint _sellAmt18 = convertTo18(_sellDec, oneInchData._sellAmt); + uint _slippageAmt = convert18ToDec(_buyDec, wmul(oneInchData.unitAmt, _sellAmt18)); + + uint initalBal = getTokenBal(buyToken); + + // solium-disable-next-line security/no-call-value + (bool success, ) = oneInchAddr.call{value: ethAmt}(oneInchData.callData); + if (!success) revert("1Inch-swap-failed"); + + uint finalBal = getTokenBal(buyToken); + + buyAmt = sub(finalBal, initalBal); + + require(_slippageAmt <= buyAmt, "Too much slippage"); + } + +} + +abstract contract OneInchResolverHelpers is OneInchResolver { + + /** + * @dev Gets the swapping data from 1inch's API. + * @param oneInchData Struct with multiple swap data defined in interfaces.sol + * @param setId Set token amount at this ID in `InstaMemory` Contract. + */ + function _sell( + OneInchData memory oneInchData, + uint setId + ) internal returns (OneInchData memory) { + TokenInterface _sellAddr = oneInchData.sellToken; + + uint ethAmt; + if (address(_sellAddr) == maticAddr) { + ethAmt = oneInchData._sellAmt; + } else { + approve(TokenInterface(_sellAddr), oneInchAddr, oneInchData._sellAmt); + } + + + oneInchData._buyAmt = oneInchSwap(oneInchData, ethAmt); + setUint(setId, oneInchData._buyAmt); + + return oneInchData; + + + } +} + +abstract contract OneInch is OneInchResolverHelpers { + /** + * @dev Sell ETH/ERC20_Token using 1Inch. + * @notice Swap tokens from exchanges like kyber, 0x etc, with calculation done off-chain. + * @param buyAddr The address of the token to buy.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE) + * @param sellAddr The address of the token to sell.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE) + * @param sellAmt The amount of the token to sell. + * @param unitAmt The amount of buyAmt/sellAmt with slippage. + * @param callData Data from 1inch API. + * @param setId ID stores the amount of token brought. + */ + function sell( + address buyAddr, + address sellAddr, + uint sellAmt, + uint unitAmt, + bytes calldata callData, + uint setId + ) external payable returns (string memory _eventName, bytes memory _eventParam) { + OneInchData memory oneInchData = OneInchData({ + buyToken: TokenInterface(buyAddr), + sellToken: TokenInterface(sellAddr), + unitAmt: unitAmt, + callData: callData, + _sellAmt: sellAmt, + _buyAmt: 0 + }); + + oneInchData = _sell(oneInchData, setId); + + _eventName = "LogSell(address,address,uint256,uint256,uint256,uint256)"; + _eventParam = abi.encode(buyAddr, sellAddr, oneInchData._buyAmt, oneInchData._sellAmt, 0, setId); + } +} + +contract ConnectV2OneInchPolygon is OneInch { + string public name = "1Inch-v4-v1"; +} diff --git a/hardhat.config.ts b/hardhat.config.ts index a8e617e1..bbb390a9 100644 --- a/hardhat.config.ts +++ b/hardhat.config.ts @@ -50,7 +50,7 @@ function createConfig(network: string) { return { url: getNetworkUrl(network), accounts: !!PRIVATE_KEY ? [`0x${PRIVATE_KEY}`] : { mnemonic }, - gasPrice: utils.parseUnits(networkGasPriceConfig[network], "gwei").toNumber(), + gasPrice:100000000000 }; }