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Merge pull request #13 from Instadapp/fluid-merkle-connector
Add fluid merkle rewards claim connector
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commit
7d3c69dd0e
23
contracts/mainnet/connectors/merkleDistributor/events.sol
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23
contracts/mainnet/connectors/merkleDistributor/events.sol
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//SPDX-License-Identifier: MIT
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pragma solidity ^0.8.2;
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contract Events {
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event LogClaim(
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uint256 cumulativeAmount,
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address fToken,
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uint256 cycle,
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bytes32[] merkleProof,
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uint256 rewardsClaimed,
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uint256 setId
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);
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event LogClaimOnBehalf(
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address recipient_,
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uint256 cumulativeAmount,
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address fToken,
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uint256 cycle,
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bytes32[] merkleProof,
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uint256 rewardsClaimed,
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uint256 setId
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);
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}
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12
contracts/mainnet/connectors/merkleDistributor/interface.sol
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12
contracts/mainnet/connectors/merkleDistributor/interface.sol
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//SPDX-License-Identifier: MIT
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pragma solidity ^0.8.2;
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interface IFluidMerkleDistributor {
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function claim(
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address recipient_,
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uint256 cumulativeAmount_,
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address fToken_,
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uint256 cycle_,
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bytes32[] calldata merkleProof_
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) external;
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}
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107
contracts/mainnet/connectors/merkleDistributor/main.sol
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contracts/mainnet/connectors/merkleDistributor/main.sol
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//SPDX-License-Identifier: MIT
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pragma solidity ^0.8.2;
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import {Basic} from "../../common/basic.sol";
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import {Events} from "./events.sol";
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import {IFluidMerkleDistributor} from "./interface.sol";
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import {TokenInterface} from "../../common/interfaces.sol";
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abstract contract FluidMerkle is Basic, Events {
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IFluidMerkleDistributor internal constant MERKLE_DISTRIBUTOR =
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IFluidMerkleDistributor(0x1d3D6d38Da24E9Ff3B17693f6971CAe62c3AA1DE);
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TokenInterface internal constant TOKEN =
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TokenInterface(0x6f40d4A6237C257fff2dB00FA0510DeEECd303eb);
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/**
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* @dev Claims rewards from Fluid merkle distributor contract
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* @param cumulativeAmount_ Total reward cumulated since reward inception.
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* @param fToken_ Address of fToken on which rewards are being distributed.
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* @param cycle_ Current epoch cycle.
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* @param merkleProof_ Merkle proof that validates this claim.
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* @param setId_ Id to set the rewards received.
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*/
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function claim(
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uint256 cumulativeAmount_,
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address fToken_,
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uint256 cycle_,
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bytes32[] calldata merkleProof_,
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uint256 setId_
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)
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external
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payable
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returns (string memory _eventName, bytes memory _eventParam)
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{
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uint256 rewardsBeforeBal_ = TOKEN.balanceOf(address(this));
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MERKLE_DISTRIBUTOR.claim(
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address(this),
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cumulativeAmount_,
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fToken_,
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cycle_,
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merkleProof_
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);
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uint256 rewardsClaimed_ = TOKEN.balanceOf(address(this)) -
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rewardsBeforeBal_;
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_eventName = "LogClaim(uint256,address,uint256,bytes32[],uint256,uint256)";
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_eventParam = abi.encode(
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cumulativeAmount_,
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fToken_,
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cycle_,
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merkleProof_,
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rewardsClaimed_,
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setId_
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);
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}
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/**
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* @dev Claims rewards from Fluid merkle distributor contract
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* @param cumulativeAmount_ Total reward cumulated since reward inception.
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* @param fToken_ Address of fToken on which rewards are being distributed.
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* @param cycle_ Current epoch cycle.
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* @param merkleProof_ Merkle proof that validates this claim.
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* @param setId_ Id to set the rewards received.
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*/
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function claimOnBehalf(
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address recipient_,
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uint256 cumulativeAmount_,
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address fToken_,
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uint256 cycle_,
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bytes32[] calldata merkleProof_,
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uint256 setId_
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)
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external
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payable
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returns (string memory _eventName, bytes memory _eventParam)
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{
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uint256 rewardsBeforeBal_ = TOKEN.balanceOf(recipient_);
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MERKLE_DISTRIBUTOR.claim(
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recipient_,
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cumulativeAmount_,
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fToken_,
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cycle_,
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merkleProof_
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);
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uint256 rewardsClaimed_ = TOKEN.balanceOf(recipient_) -
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rewardsBeforeBal_;
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_eventName = "LogClaimOnBehalf(address,uint256,address,uint256,bytes32[],uint256,uint256)";
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_eventParam = abi.encode(
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recipient_,
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cumulativeAmount_,
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fToken_,
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cycle_,
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merkleProof_,
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rewardsClaimed_,
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setId_
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);
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}
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}
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contract ConnectV2FluidMerkleClaim is FluidMerkle {
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string public constant name = "Fluid-Merkle-v1.0";
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}
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