6_Kelola.sol

// contracts/Kelola.sol
// SPDX-License-Identifier: MIT

pragma solidity 0.8.17;

import "openzeppelin-contracts-upgradeable/contracts/governance/GovernorUpgradeable.sol";
import "openzeppelin-contracts-upgradeable/contracts/governance/extensions/GovernorSettingsUpgradeable.sol";
import "openzeppelin-contracts-upgradeable/contracts/governance/compatibility/GovernorCompatibilityBravoUpgradeable.sol";
import "openzeppelin-contracts-upgradeable/contracts/governance/extensions/GovernorVotesUpgradeable.sol";
import "openzeppelin-contracts-upgradeable/contracts/governance/extensions/GovernorVotesQuorumFractionUpgradeable.sol";
import "openzeppelin-contracts-upgradeable/contracts/governance/extensions/GovernorTimelockControlUpgradeable.sol";
import "openzeppelin-contracts-upgradeable/contracts/proxy/utils/Initializable.sol";

contract Kelola is Initializable, GovernorUpgradeable, GovernorSettingsUpgradeable, GovernorCompatibilityBravoUpgradeable, GovernorVotesUpgradeable, GovernorVotesQuorumFractionUpgradeable, GovernorTimelockControlUpgradeable {
// @custom:oz-upgrades-unsafe-allow constructor
    constructor() {
        _disableInitializers();
    }

    function initialize(IVotesUpgradeable _token, TimelockControllerUpgradeable _timelock)
        initializer public
    {
        __Governor_init("Kelola");
        __GovernorSettings_init(1 /* 1 block */, 50400 /* 1 week */, 0);
        __GovernorCompatibilityBravo_init();
        __GovernorVotes_init(_token);
        __GovernorVotesQuorumFraction_init(4);
        __GovernorTimelockControl_init(_timelock);
    }

// The following functions are overrides required by Solidity.

    function votingDelay()
        public
        view
        override(IGovernorUpgradeable, GovernorSettingsUpgradeable)
        returns (uint256)
    {
        return super.votingDelay();
    }

    function votingPeriod()
        public
        view
        override(IGovernorUpgradeable, GovernorSettingsUpgradeable)
        returns (uint256)
    {
        return super.votingPeriod();
    }

    function quorum(uint256 blockNumber)
        public
        view
        override(IGovernorUpgradeable, GovernorVotesQuorumFractionUpgradeable)
        returns (uint256)
    {
        return super.quorum(blockNumber);
    }

    function state(uint256 proposalId)
        public
        view
        override(GovernorUpgradeable, IGovernorUpgradeable, GovernorTimelockControlUpgradeable)
        returns (ProposalState)
    {
        return super.state(proposalId);
    }

    function propose(address[] memory targets, uint256[] memory values, bytes[] memory calldatas, string memory description)
        public
        override(GovernorUpgradeable, GovernorCompatibilityBravoUpgradeable, IGovernorUpgradeable)
        returns (uint256)
    {
        return super.propose(targets, values, calldatas, description);
    }

    function proposalThreshold()
        public
        view
        override(GovernorUpgradeable, GovernorSettingsUpgradeable)
        returns (uint256)
    {
        return super.proposalThreshold();
    }

    function _execute(uint256 proposalId, address[] memory targets, uint256[] memory values, bytes[] memory calldatas, bytes32 descriptionHash)
        internal
        override(GovernorUpgradeable, GovernorTimelockControlUpgradeable)
    {
        super._execute(proposalId, targets, values, calldatas, descriptionHash);
    }

    function _cancel(address[] memory targets, uint256[] memory values, bytes[] memory calldatas, bytes32 descriptionHash)
        internal
        override(GovernorUpgradeable, GovernorTimelockControlUpgradeable)
        returns (uint256)
    {
        return super._cancel(targets, values, calldatas, descriptionHash);
    }

    function _executor()
        internal
        view
        override(GovernorUpgradeable, GovernorTimelockControlUpgradeable)
        returns (address)
    {
        return super._executor();
    }

    function supportsInterface(bytes4 interfaceId)
        public
        view
        override(GovernorUpgradeable, IERC165Upgradeable, GovernorTimelockControlUpgradeable)
        returns (bool)
    {
        return super.supportsInterface(interfaceId);
    }
}