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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "@openzeppelin/contracts/access/Ownable.sol";

contract Burner is Ownable {
  uint[] public dates;
  bool public started = false;
  bool public finalized = false;
  uint public burnStep = 0;
  uint public totalBurn = 0;
  uint public months = 0;

  event BurnTimestampsUpdated();
  event BurnStepUpdated();
  event MonthsUpdated();
  event DatesUpdated();
  event Started();
  event Finalized();

  error AlreadyStarted();

  constructor(uint[] memory _dates, uint _burnStep, uint _months) {
    dates = _dates;
    burnStep = _burnStep;
    totalBurn = _burnStep * _months;
  }

  /* @dev: Allows updating each burn step */
  function updateBurnStep(uint _burnStep) external onlyOwner {
    burnStep = _burnStep;
    emit BurnStepUpdated();
  }

  /* @dev: Allows updating of total months */
  function updateMonths(uint _months) external onlyOwner {
    months = _months;
    emit MonthsUpdated();
  }

  /* @dev: Allows updating the given dates for the loop */
  function updateDates(uint[] memory _dates) external onlyOwner {
    dates = _dates;
    emit DatesUpdated();
  }

  /* @dev: Returns the total burned amount, used to alter totalSupply() */
  function getTotalBurned() public view returns (uint) {
    if (!started) return 0;
    if (finalized) return totalBurn;
    uint i = 0;
    /* Increment burn by each step for a maximum of 12 months */
    unchecked {
      while (block.timestamp >= dates[i] && i <= (months - 1)) {
        i++;
      }
    }
    /* Calculate total burned one time to save gas */
    uint burned = burnStep * i;
    return burned < totalBurn ? burned : totalBurn;
  }

  /* @dev: Update whether burn has started */
  function updateStarted() external onlyOwner {
    if (started) revert AlreadyStarted();
    started = true;
    emit Started();
  }

  /* @dev: Finalize burn */
  function finalize() external onlyOwner {
    finalized = true;
    emit Finalized();
  }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby disabling any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 400
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"uint256[]","name":"_dates","type":"uint256[]"},{"internalType":"uint256","name":"_burnStep","type":"uint256"},{"internalType":"uint256","name":"_months","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AlreadyStarted","type":"error"},{"anonymous":false,"inputs":[],"name":"BurnStepUpdated","type":"event"},{"anonymous":false,"inputs":[],"name":"BurnTimestampsUpdated","type":"event"},{"anonymous":false,"inputs":[],"name":"DatesUpdated","type":"event"},{"anonymous":false,"inputs":[],"name":"Finalized","type":"event"},{"anonymous":false,"inputs":[],"name":"MonthsUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[],"name":"Started","type":"event"},{"inputs":[],"name":"burnStep","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"dates","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"finalize","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"finalized","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getTotalBurned","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"months","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"started","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalBurn","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_burnStep","type":"uint256"}],"name":"updateBurnStep","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"_dates","type":"uint256[]"}],"name":"updateDates","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_months","type":"uint256"}],"name":"updateMonths","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"updateStarted","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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-----Decoded View---------------
Arg [0] : _dates (uint256[]): 1695977880000,1698524640000,1701076560000,1703637180000,1706205240000,1708777860000,1711350060000,1713916260000,1716468900000,1719015000000,1721553540000,1724088480000,1726623360000,1729160820000,1731706140000,1734253320000,1736807220000,1739368440000,1741935300000,1744503780000,1747065480000,1749624360000,1752176280000,1754722620000,1757265000000
Arg [1] : _burnStep (uint256): 1000000000000000000000000
Arg [2] : _months (uint256): 12

-----Encoded View---------------
29 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [1] : 00000000000000000000000000000000000000000000d3c21bcecceda1000000
Arg [2] : 000000000000000000000000000000000000000000000000000000000000000c
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000019
Arg [4] : 0000000000000000000000000000000000000000000000000000018ae028b9c0
Arg [5] : 0000000000000000000000000000000000000000000000000000018b77f53300
Arg [6] : 0000000000000000000000000000000000000000000000000000018c10106880
Arg [7] : 0000000000000000000000000000000000000000000000000000018ca8b05e60
Arg [8] : 0000000000000000000000000000000000000000000000000000018d41c1dac0
Arg [9] : 0000000000000000000000000000000000000000000000000000018ddb18eba0
Arg [10] : 0000000000000000000000000000000000000000000000000000018e746993e0
Arg [11] : 0000000000000000000000000000000000000000000000000000018f0d5eaea0
Arg [12] : 0000000000000000000000000000000000000000000000000000018fa584e0a0
Arg [13] : 000000000000000000000000000000000000000000000000000001903d4747c0
Arg [14] : 00000000000000000000000000000000000000000000000000000190d49653a0
Arg [15] : 000000000000000000000000000000000000000000000000000001916bae7100
Arg [16] : 0000000000000000000000000000000000000000000000000000019202c5a400
Arg [17] : 000000000000000000000000000000000000000000000000000001929a043520
Arg [18] : 0000000000000000000000000000000000000000000000000000019331bab560
Arg [19] : 00000000000000000000000000000000000000000000000000000193c98d9740
Arg [20] : 0000000000000000000000000000000000000000000000000000019461c70320
Arg [21] : 00000000000000000000000000000000000000000000000000000194fa7020c0
Arg [22] : 00000000000000000000000000000000000000000000000000000195936f4da0
Arg [23] : 000000000000000000000000000000000000000000000000000001962c8732a0
Arg [24] : 00000000000000000000000000000000000000000000000000000196c537a340
Arg [25] : 000000000000000000000000000000000000000000000000000001975dbd0c40
Arg [26] : 00000000000000000000000000000000000000000000000000000197f5d841c0
Arg [27] : 000000000000000000000000000000000000000000000000000001988d9e5260
Arg [28] : 000000000000000000000000000000000000000000000000000001992527f640