64 lines
2.5 KiB
Solidity
64 lines
2.5 KiB
Solidity
// SPDX-License-Identifier: GPL-2.0-or-later
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pragma solidity =0.7.6;
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pragma abicoder v2;
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interface IApproveAndCall {
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enum ApprovalType {NOT_REQUIRED, MAX, MAX_MINUS_ONE, ZERO_THEN_MAX, ZERO_THEN_MAX_MINUS_ONE}
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/// @dev Lens to be called off-chain to determine which (if any) of the relevant approval functions should be called
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/// @param token The token to approve
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/// @param amount The amount to approve
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/// @return The required approval type
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function getApprovalType(address token, uint256 amount) external returns (ApprovalType);
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/// @notice Approves a token for the maximum possible amount
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/// @param token The token to approve
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function approveMax(address token) external payable;
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/// @notice Approves a token for the maximum possible amount minus one
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/// @param token The token to approve
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function approveMaxMinusOne(address token) external payable;
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/// @notice Approves a token for zero, then the maximum possible amount
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/// @param token The token to approve
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function approveZeroThenMax(address token) external payable;
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/// @notice Approves a token for zero, then the maximum possible amount minus one
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/// @param token The token to approve
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function approveZeroThenMaxMinusOne(address token) external payable;
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/// @notice Calls the position manager with arbitrary calldata
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/// @param data Calldata to pass along to the position manager
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/// @return result The result from the call
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function callPositionManager(bytes memory data) external payable returns (bytes memory result);
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struct MintParams {
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address token0;
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address token1;
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uint24 fee;
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int24 tickLower;
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int24 tickUpper;
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uint256 amount0Min;
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uint256 amount1Min;
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address recipient;
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}
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/// @notice Calls the position manager's mint function
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/// @param params Calldata to pass along to the position manager
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/// @return result The result from the call
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function mint(MintParams calldata params) external payable returns (bytes memory result);
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struct IncreaseLiquidityParams {
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address token0;
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address token1;
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uint256 tokenId;
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uint256 amount0Min;
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uint256 amount1Min;
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}
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/// @notice Calls the position manager's increaseLiquidity function
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/// @param params Calldata to pass along to the position manager
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/// @return result The result from the call
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function increaseLiquidity(IncreaseLiquidityParams calldata params) external payable returns (bytes memory result);
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}
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