92 lines
3.2 KiB
Solidity
92 lines
3.2 KiB
Solidity
// SPDX-License-Identifier: MIT
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pragma solidity 0.8.19;
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import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
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import {ReentrancyGuard} from "@openzeppelin/contracts/security/ReentrancyGuard.sol";
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import {SafeERC20} from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
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import {IRewardTracker} from "./interfaces/IRewardTracker.sol";
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import {IVester} from "./interfaces/IVester.sol";
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import {Governable} from "../core/Governable.sol";
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contract RewardRouter is ReentrancyGuard, Governable {
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using SafeERC20 for IERC20;
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address public cec;
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address public esCec;
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address public stakedCecTracker;
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address public cecVester;
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event StakeCec(address account, address token, uint256 amount);
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event UnstakeCec(address account, address token, uint256 amount);
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constructor(address _cec, address _esCec, address _stakedCecTracker, address _cecVester) {
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cec = _cec;
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esCec = _esCec;
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stakedCecTracker = _stakedCecTracker;
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cecVester = _cecVester;
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}
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// to help users who accidentally send their tokens to this contract
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function withdrawToken(address _token, address _account, uint256 _amount) external onlyGov {
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IERC20(_token).safeTransfer(_account, _amount);
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}
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function batchStakeCecForAccount(
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address[] memory _accounts,
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uint256[] memory _amounts
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) external nonReentrant onlyGov {
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address _cec = cec;
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for (uint256 i = 0; i < _accounts.length; i++) {
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_stakeCec(msg.sender, _accounts[i], _cec, _amounts[i]);
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}
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}
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function stakeCecForAccount(address _account, uint256 _amount) external nonReentrant onlyGov {
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_stakeCec(msg.sender, _account, cec, _amount);
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}
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function stakeCec(uint256 _amount) external nonReentrant {
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_stakeCec(msg.sender, msg.sender, cec, _amount);
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}
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function stakeEsCec(uint256 _amount) external nonReentrant {
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_stakeCec(msg.sender, msg.sender, esCec, _amount);
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}
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function unstakeCec(uint256 _amount) external nonReentrant {
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// check if the user has staked CEC in the vester
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if (IVester(cecVester).needCheckStake()) {
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IVester(cecVester).updateVesting(msg.sender);
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require(IERC20(cecVester).balanceOf(msg.sender) + _amount <= IRewardTracker(stakedCecTracker).depositBalances(msg.sender, cec), "RewardRouter: insufficient CEC balance");
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}
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_unstakeCec(msg.sender, cec, _amount);
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}
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function unstakeEsCec(uint256 _amount) external nonReentrant {
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_unstakeCec(msg.sender, esCec, _amount);
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}
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function claim() external nonReentrant {
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address account = msg.sender;
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IRewardTracker(stakedCecTracker).claimForAccount(account, account);
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}
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function _stakeCec(address _fundingAccount, address _account, address _token, uint256 _amount) private {
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require(_amount > 0, "invalid _amount");
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IRewardTracker(stakedCecTracker).stakeForAccount(_fundingAccount, _account, _token, _amount);
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emit StakeCec(_account, _token, _amount);
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}
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function _unstakeCec(address _account, address _token, uint256 _amount) private {
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require(_amount > 0, "invalid _amount");
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// uint256 balance = IRewardTracker(stakedCecTracker).stakedAmounts(_account);
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IRewardTracker(stakedCecTracker).unstakeForAccount(_account, _token, _amount, _account);
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emit UnstakeCec(_account, _token, _amount);
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}
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}
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