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| // SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;
import "./DAOProposals.sol";
import "./interfaces/IDAOExecutor.sol";
import "./interfaces/IDAOTreasury.sol";
import "./interfaces/IDAOToken.sol";
import "./interfaces/IDAOPresale.sol";
import "./interfaces/IUpgradeable.sol";
import "./interfaces/IDAOModule.sol";
import "../DAOPresaleProxy.sol";
import "./storage/CoreStorage.sol";
import "./storage/ProposalStorage.sol";
/**
* @dev Implementation of proposal execution and emergency functions
* Uses ERC-7201 namespaced storage pattern
*/
abstract contract DAOExecutor is DAOProposals, IDAOExecutor {
using CoreStorage for CoreStorage.Layout;
using ProposalStorage for ProposalStorage.Layout;
using DAOEvents for *;
function _executeTransferFromTreasury(
address token,
address recipient,
uint256 amount
) internal {
CoreStorage.Layout storage core = _getCore();
if (token == address(0)) {
IDAOTreasury(core.upgradeableContracts[IDAOBase.UpgradeableContract.Treasury])
.transferETH(payable(recipient), amount);
} else {
IDAOTreasury(core.upgradeableContracts[IDAOBase.UpgradeableContract.Treasury])
.transferERC20(token, recipient, amount);
}
}
function execute(uint256 proposalId) external {
CoreStorage.Layout storage core = _getCore();
ProposalStorage.Layout storage proposals = _getProposals();
core.executingProposal = true; // Set flag before execution
ProposalStorage.Proposal storage proposal = proposals.proposals[proposalId];
require(block.timestamp >= proposal.endTime, "Voting ongoing");
require(!proposal.executed, "Already executed");
uint256 totalVotes = proposal.forVotes + proposal.againstVotes;
uint256 totalStaked = IDAOStaking(
core.upgradeableContracts[IDAOBase.UpgradeableContract.Staking]
).totalStaked();
require(
totalStaked > 0 && (totalVotes * 10000) / totalStaked >= core.quorum,
"Quorum not reached"
);
require(proposal.forVotes > proposal.againstVotes, "Proposal rejected");
proposal.executed = true;
if (proposal.proposalType == IDAOBase.ProposalType.Transfer) {
_executeTransfer(proposalId);
} else if (proposal.proposalType == IDAOBase.ProposalType.Presale) {
_executePresale(proposalId);
} else if (proposal.proposalType == IDAOBase.ProposalType.Upgrade) {
_executeUpgrade(proposalId);
} else if (proposal.proposalType == IDAOBase.ProposalType.ModuleUpgrade) {
_executeModuleUpgrade(proposalId);
} else if (proposal.proposalType == IDAOBase.ProposalType.PresalePause) {
_executePresalePause(proposalId);
} else if (proposal.proposalType == IDAOBase.ProposalType.PresaleWithdraw) {
_executePresaleWithdraw(proposalId);
} else if (proposal.proposalType == IDAOBase.ProposalType.Pause) {
_executePause();
} else if (proposal.proposalType == IDAOBase.ProposalType.Unpause) {
_executeUnpause();
}
DAOEvents.emitProposalExecuted(proposalId);
core.executingProposal = false; // Reset flag after execution
}
function _executeModuleUpgrade(uint256 proposalId) internal {
CoreStorage.Layout storage core = _getCore();
ProposalStorage.ModuleUpgradeData storage mData = _getProposals().moduleUpgradeData[proposalId];
// Get new implementation from factory
address newImpl = IDAOFactory(core.factory).getModuleImplementation(
mData.moduleType,
mData.newVersion
);
require(newImpl != address(0), "Invalid module implementation");
// Upgrade the module
IUpgradeable(mData.moduleAddress).upgradeToAndCall(newImpl, "");
// Emit upgrade event
DAOEvents.emitModuleUpgraded(
proposalId,
mData.moduleAddress,
mData.moduleType,
mData.newVersion
);
}
function _executePresalePause(uint256 proposalId) internal {
ProposalStorage.PresalePauseData storage pData = _getProposals().presalePauseData[proposalId];
require(pData.presaleContract != address(0), "Invalid presale contract");
IDAOPresale(pData.presaleContract).setPaused(pData.pause);
}
function _executePresaleWithdraw(uint256 proposalId) internal {
ProposalStorage.PresaleWithdrawData storage pData = _getProposals().presaleWithdrawData[proposalId];
require(pData.presaleContract != address(0), "Invalid presale contract");
IDAOPresale(pData.presaleContract).withdrawToTreasury();
}
function _executeTransfer(uint256 proposalId) internal {
ProposalStorage.TransferData storage tData = _getProposals().transferData[proposalId];
_executeTransferFromTreasury(tData.token, tData.recipient, tData.amount);
}
function _executePresale(uint256 proposalId) internal {
CoreStorage.Layout storage core = _getCore();
ProposalStorage.Layout storage proposals = _getProposals();
ProposalStorage.PresaleData storage pData = proposals.presaleData[proposalId];
// Deploy presale contract
bytes memory presaleInit = abi.encodeWithSelector(
IDAOPresale.initialize.selector,
pData.token,
core.upgradeableContracts[IDAOBase.UpgradeableContract.Treasury],
pData.amount,
pData.initialPrice
);
// Get latest presale implementation from factory
address presaleImpl = IDAOFactory(core.factory).getModuleImplementation(
IDAOModule.ModuleType.Presale,
IDAOFactory(core.factory).getLatestModuleVersion(IDAOModule.ModuleType.Presale)
);
require(presaleImpl != address(0), "No presale implementation");
// Deploy presale proxy
DAOPresaleProxy presaleProxy = new DAOPresaleProxy(
presaleImpl,
presaleInit
);
proposals.presaleContracts[proposalId] = address(presaleProxy);
// Whitelist presale contract to avoid tax
address[] memory toWhitelist = new address[](1);
toWhitelist[0] = address(presaleProxy);
IDAOToken(core.upgradeableContracts[IDAOBase.UpgradeableContract.Token])
.updateWhitelist(toWhitelist, true);
// Transfer tokens to presale contract
IDAOTreasury(core.upgradeableContracts[IDAOBase.UpgradeableContract.Treasury])
.transferERC20(
pData.token,
address(presaleProxy),
pData.amount
);
DAOEvents.emitPresaleDeployed(
proposalId,
address(presaleProxy),
pData.amount,
pData.initialPrice
);
}
function _executeUpgrade(uint256 proposalId) internal {
CoreStorage.Layout storage core = _getCore();
ProposalStorage.Layout storage proposals = _getProposals();
ProposalStorage.UpgradeData storage uData = proposals.upgradeData[proposalId];
(
address daoImpl,
address tokenImpl,
address treasuryImpl,
address stakingImpl
) = IDAOFactory(core.factory).getCoreImplementation(uData.newVersion);
// Verify implementations match what was proposed
require(
uData.newImplementations[0] == daoImpl &&
uData.newImplementations[1] == tokenImpl &&
uData.newImplementations[2] == treasuryImpl &&
uData.newImplementations[3] == stakingImpl,
"Implementation changed"
);
// Upgrade staking first (special handling for executing flag)
address stakingContract = core.upgradeableContracts[IDAOBase.UpgradeableContract.Staking];
IDAOStaking(stakingContract).setExecutingProposal(true);
IUpgradeable(stakingContract).upgradeToAndCall(stakingImpl, "");
IDAOStaking(stakingContract).setExecutingProposal(false);
// Upgrade token
address tokenContract = core.upgradeableContracts[IDAOBase.UpgradeableContract.Token];
IUpgradeable(tokenContract).upgradeToAndCall(tokenImpl, "");
// Upgrade treasury
address treasuryContract = core.upgradeableContracts[IDAOBase.UpgradeableContract.Treasury];
IUpgradeable(treasuryContract).upgradeToAndCall(treasuryImpl, "");
// Upgrade DAO last
_authorizeUpgrade(daoImpl);
upgradeToAndCall(daoImpl, "");
}
// Emergency functions
function _executePause() internal {
CoreStorage.Layout storage core = _getCore();
require(!core.paused, "Already paused");
core.paused = true;
DAOEvents.emitDAOPaused(msg.sender);
}
function _executeUnpause() internal {
CoreStorage.Layout storage core = _getCore();
require(core.paused, "Not paused");
core.paused = false;
DAOEvents.emitDAOUnpaused(msg.sender);
}
// function emergencyWithdraw(
// address token,
// address recipient,
// uint256 amount
// ) external {
// CoreStorage.Layout storage core = _getCore();
// require(msg.sender == address(this), "Only DAO");
// require(core.paused, "Not paused");
// require(recipient != address(0), "Zero recipient");
// require(amount > 0, "Zero amount");
// _executeTransferFromTreasury(token, recipient, amount);
// DAOEvents.emitEmergencyWithdraw(token, recipient, amount);
// }
}
|