116 lines
4.2 KiB
Solidity
116 lines
4.2 KiB
Solidity
// SPDX-License-Identifier: GPL-3.0-or-later
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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pragma solidity >=0.7.0 <0.9.0;
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import "../solidity-utils/openzeppelin/IERC20.sol";
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/**
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* @dev Base minter interface, applicable to Mainnet minter or L2 pseudo minters.
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*/
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interface IBalancerMinter {
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event Minted(address indexed recipient, address gauge, uint256 minted);
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/**
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* @notice Returns the address of the Balancer Governance Token
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*/
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function getBalancerToken() external view returns (IERC20);
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/**
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* @notice Mint everything which belongs to `msg.sender` and send to them
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* @param gauge `LiquidityGauge` address to get mintable amount from
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*/
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function mint(address gauge) external returns (uint256);
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/**
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* @notice Mint everything which belongs to `msg.sender` across multiple gauges
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* @param gauges List of `LiquidityGauge` addresses
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*/
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function mintMany(address[] calldata gauges) external returns (uint256);
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/**
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* @notice Mint tokens for `user`
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* @dev Only possible when `msg.sender` has been approved by `user` to mint on their behalf
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* @param gauge `LiquidityGauge` address to get mintable amount from
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* @param user Address to mint to
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*/
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function mintFor(address gauge, address user) external returns (uint256);
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/**
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* @notice Mint tokens for `user` across multiple gauges
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* @dev Only possible when `msg.sender` has been approved by `user` to mint on their behalf
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* @param gauges List of `LiquidityGauge` addresses
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* @param user Address to mint to
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*/
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function mintManyFor(address[] calldata gauges, address user) external returns (uint256);
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/**
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* @notice The total number of tokens minted for `user` from `gauge`
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*/
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function minted(address user, address gauge) external view returns (uint256);
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/**
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* @notice Whether `minter` is approved to mint tokens for `user`
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*/
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function getMinterApproval(address minter, address user) external view returns (bool);
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/**
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* @notice Set whether `minter` is approved to mint tokens on your behalf
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*/
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function setMinterApproval(address minter, bool approval) external;
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/**
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* @notice Set whether `minter` is approved to mint tokens on behalf of `user`, who has signed a message authorizing
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* them.
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*/
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function setMinterApprovalWithSignature(
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address minter,
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bool approval,
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address user,
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uint256 deadline,
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uint8 v,
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bytes32 r,
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bytes32 s
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) external;
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// The below functions are near-duplicates of functions available above.
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// They are included for ABI compatibility with snake_casing as used in vyper contracts.
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// solhint-disable func-name-mixedcase
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/**
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* @notice Whether `minter` is approved to mint tokens for `user`
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*/
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function allowed_to_mint_for(address minter, address user) external view returns (bool);
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/**
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* @notice Mint everything which belongs to `msg.sender` across multiple gauges
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* @dev This function is not recommended as `mintMany()` is more flexible and gas efficient
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* @param gauges List of `LiquidityGauge` addresses
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*/
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function mint_many(address[8] calldata gauges) external;
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/**
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* @notice Mint tokens for `user`
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* @dev Only possible when `msg.sender` has been approved by `user` to mint on their behalf
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* @param gauge `LiquidityGauge` address to get mintable amount from
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* @param user Address to mint to
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*/
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function mint_for(address gauge, address user) external;
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/**
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* @notice Toggle whether `minter` is approved to mint tokens for `user`
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*/
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function toggle_approve_mint(address minter) external;
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}
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