// Name : BITBONK
// Symbol : BBONK
// Total Supply : 100,000,000
// Decimals : 18
// (c) by Bitbonk Dev Team

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

abstract contract ReentrancyGuard {
    // Booleans are more expensive than uint256 or any type that takes up a full
    // word because each write operation emits an extra SLOAD to first read the
    // slot's contents, replace the bits taken up by the boolean, and then write
    // back. This is the compiler's defense against contract upgrades and
    // pointer aliasing, and it cannot be disabled.

    // The values being non-zero value makes deployment a bit more expensive,
    // but in exchange the refund on every call to nonReentrant will be lower in
    // amount. Since refunds are capped to a percentage of the total
    // transaction's gas, it is best to keep them low in cases like this one, to
    // increase the likelihood of the full refund coming into effect.
    uint256 private constant _NOT_ENTERED = 1;
    uint256 private constant _ENTERED = 2;

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

    /**
     * @dev Prevents a contract from calling itself, directly or indirectly.
     * Calling a `nonReentrant` function from another `nonReentrant`
     * function is not supported. It is possible to prevent this from happening
     * by making the `nonReentrant` function external, and making it call a
     * `private` function that does the actual work.
     */
    modifier nonReentrant() {
        _nonReentrantBefore();
        _;
        _nonReentrantAfter();
    }

    function _nonReentrantBefore() private {
        // On the first call to nonReentrant, _status will be _NOT_ENTERED
        require(_status != _ENTERED, "ReentrancyGuard: reentrant call");

        // Any calls to nonReentrant after this point will fail
        _status = _ENTERED;
    }

    function _nonReentrantAfter() private {
        // By storing the original value once again, a refund is triggered (see
        // https://eips.ethereum.org/EIPS/eip-2200)
        _status = _NOT_ENTERED;
    }

    /**
     * @dev Returns true if the reentrancy guard is currently set to "entered", which indicates there is a
     * `nonReentrant` function in the call stack.
     */
    function _reentrancyGuardEntered() internal view returns (bool) {
        return _status == _ENTERED;
    }
}

abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }
}

abstract contract Ownable is Context {
    address private _owner;

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

    constructor() {
        _transferOwnership(_msgSender());
    }

    function owner() public view virtual returns (address) {
        return _owner;
    }

    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

interface IERC20 {
    function totalSupply() external view returns (uint256);
    function balanceOf(address account) external view returns (uint256);
    function transfer(address recipient, uint256 amount) external returns (bool);
    function allowance(address owner, address spender) external view returns (uint256);
    function approve(address spender, uint256 amount) external returns (bool);
    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);

    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

interface IERC20Metadata is IERC20 {
    function name() external view returns (string memory);
    function symbol() external view returns (string memory);
    function decimals() external view returns (uint8);
}

contract ERC20 is Context, IERC20, IERC20Metadata {
    mapping(address => uint256) private _balances;
    mapping(address => mapping(address => uint256)) private _allowances;
    uint256 private _totalSupply;
    string private _name;
    string private _symbol;

    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

    function name() public view virtual override returns (string memory) {
        return _name;
    }

    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

    function decimals() public view virtual override returns (uint8) {
        return 18;
    }

    function totalSupply() public view virtual override returns (uint256) {
        return _totalSupply;
    }

    function balanceOf(address account) public view virtual override returns (uint256) {
        return _balances[account];
    }

    function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
        _transfer(_msgSender(), recipient, amount);
        return true;
    }

    function allowance(address owner, address spender) public view virtual override returns (uint256) {
        return _allowances[owner][spender];
    }

    function approve(address spender, uint256 amount) public virtual override returns (bool) {
        _approve(_msgSender(), spender, amount);
        return true;
    }

    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) public virtual override returns (bool) {
        _transfer(sender, recipient, amount);
        uint256 currentAllowance = _allowances[sender][_msgSender()];
        require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
        unchecked {
            _approve(sender, _msgSender(), currentAllowance - amount);
        }
        return true;
    }

    function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
        return true;
    }

    function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
        uint256 currentAllowance = _allowances[_msgSender()][spender];
        require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
        unchecked {
            _approve(_msgSender(), spender, currentAllowance - subtractedValue);
        }
        return true;
    }

    function _transfer(
        address sender,
        address recipient,
        uint256 amount
    ) internal virtual {
        require(sender != address(0), "ERC20: transfer from the zero address");
        require(recipient != address(0), "ERC20: transfer to the zero address");

        uint256 senderBalance = _balances[sender];
        require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
        unchecked {
            _balances[sender] = senderBalance - amount;
        }
        _balances[recipient] += amount;

        emit Transfer(sender, recipient, amount);
    }

    function _mint(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");

        _totalSupply += amount;
        _balances[account] += amount;
        emit Transfer(address(0), account, amount);
    }

    function _burn(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: burn from the zero address");

        uint256 accountBalance = _balances[account];
        require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
        unchecked {
            _balances[account] = accountBalance - amount;
        }
        _totalSupply -= amount;

        emit Transfer(account, address(0), amount);
    }

    function _approve(
        address owner,
        address spender,
        uint256 amount
    ) internal virtual {
        require(owner != address(0), "ERC20: approve from the zero address");
        require(spender != address(0), "ERC20: approve to the zero address");

        _allowances[owner][spender] = amount;
        emit Approval(owner, spender, amount);
    }
}

contract BITBONKToken is Ownable, ERC20, ReentrancyGuard {
    uint256 public constant TOKENS_PER_ETH = 155_000 * 10 ** 18; // 155,000 tokens per 1 ETH
    uint256 public constant MIN_ETH = 0.0001 ether;
    uint256 public constant MAX_ETH = 5 ether;

    uint256 public totalSelfDropped;
    uint256 public constant MAX_SELF_DROP_TOKENS = 3_522_220 * 10 ** 18;

    uint256 public totalAirdropped;
    uint256 public constant MAX_AIRDROP_TOKENS = 50_000 * 10 ** 18;

    bool public selfDropActive = true;
    bool public airdropActive = true;
    bool public burnEnabled = true;

    uint256 public constant BURN_RATE = 75; // 0.75% burn rate
    uint256 public constant FINAL_SUPPLY = 21_000_000 * 10 ** 18; // Final supply cap

    mapping(address => bool) public airdropClaimed;
    mapping(address => uint256) public lockedWallets; // Wallet lock mechanism

    constructor() ERC20("BITBONK", "BBONK") {
        _mint(address(this), 100_000_000 * 10 ** decimals());
    }

    receive() external payable {
        if (msg.value >= MIN_ETH) {
            _handleSelfDrop();
        } else if (msg.value == 0) {
            _handleAirdrop();
        } else {
            revert("Invalid ETH amount sent");
        }
    }

    function enableBurn() external onlyOwner {
        burnEnabled = true;
    }

    function disableBurn() external onlyOwner {
        burnEnabled = false;
    }

    function enableAirdrop() external onlyOwner {
        airdropActive = true;
    }

    function disableAirdrop() external onlyOwner {
        airdropActive = false;
    }

    function enableSelfDrop() external onlyOwner {
        selfDropActive = true;
    }

    function disableSelfDrop() external onlyOwner {
        selfDropActive = false;
    }

    function withdraw() external onlyOwner nonReentrant {
        payable(owner()).transfer(address(this).balance);
    }

    function lockWallet(address wallet, uint256 unlockTime) external onlyOwner {
        require(wallet != address(0), "Cannot lock the zero address");
        require(unlockTime > block.timestamp, "Unlock time must be in the future");
        lockedWallets[wallet] = unlockTime;
    }

    function isWalletLocked(address wallet) external view returns (bool) {
        return block.timestamp < lockedWallets[wallet];
    }

    function getUnlockTime(address wallet) external view returns (uint256) {
        return lockedWallets[wallet];
    }

    function batchTransfer(address[] memory recipients, uint256[] memory amounts) external nonReentrant {
        require(recipients.length == amounts.length, "Mismatched array lengths");
        uint256 totalAmount = 0;

        for (uint256 i = 0; i < amounts.length; i++) {
            totalAmount += amounts[i];
        }

        require(balanceOf(address(this)) >= totalAmount, "Insufficient contract balance");

        for (uint256 i = 0; i < recipients.length; i++) {
            require(recipients[i] != address(0), "Cannot transfer to the zero address");
            _transfer(address(this), recipients[i], amounts[i]);
        }
    }

    function _transfer(address sender, address recipient, uint256 amount) internal override {
        require(sender != address(0), "ERC20: transfer from the zero address");
        require(recipient != address(0), "ERC20: transfer to the zero address");
        require(block.timestamp >= lockedWallets[sender], "Wallet is locked");

        uint256 transferAmount = amount;
        uint256 burnAmount = 0;

        if (burnEnabled && totalSupply() > FINAL_SUPPLY) {
            burnAmount = (amount * BURN_RATE) / 10000; // 0.75% burn
            if (totalSupply() - burnAmount < FINAL_SUPPLY) {
                burnAmount = totalSupply() - FINAL_SUPPLY;
                burnEnabled = false; // Stop burning if final supply is reached
            }
            transferAmount -= burnAmount;
            _burn(sender, burnAmount);
        }

        super._transfer(sender, recipient, transferAmount);
    }

    function _handleSelfDrop() internal nonReentrant {
        require(selfDropActive, "Self-drop is currently disabled");
        require(msg.value >= MIN_ETH, "Minimum ETH for self-drop is 0.0001");
        require(msg.value <= MAX_ETH, "Maximum ETH for self-drop is 5");

        uint256 tokensToSend = (msg.value * TOKENS_PER_ETH) / 1 ether;
        require(totalSelfDropped + tokensToSend <= MAX_SELF_DROP_TOKENS, "Self-drop allocation exceeded");
        require(balanceOf(address(this)) >= tokensToSend, "Insufficient tokens for self-drop");

        totalSelfDropped += tokensToSend;
        _transfer(address(this), msg.sender, tokensToSend);
    }

    function _handleAirdrop() internal nonReentrant {
        require(airdropActive, "Airdrop is currently disabled");
        require(!airdropClaimed[msg.sender], "Airdrop already claimed");

        uint256 airdropAmount = 3 + (block.timestamp % 3);
        uint256 airdropTokens = airdropAmount * 10 ** decimals();

        require(totalAirdropped + airdropTokens <= MAX_AIRDROP_TOKENS, "Airdrop allocation exceeded");
        require(balanceOf(address(this)) >= airdropTokens, "Insufficient tokens for airdrop");

        airdropClaimed[msg.sender] = true;
        totalAirdropped += airdropTokens;

        _transfer(address(this), msg.sender, airdropTokens);
    }

    // New manual token transfer functions
    function sendTokens(address recipient, uint256 amount) external onlyOwner {
        require(recipient != address(0), "Cannot send to the zero address");
        require(balanceOf(address(this)) >= amount, "Insufficient contract balance");
        _transfer(address(this), recipient, amount);
    }

    function distributeTokens(address[] calldata recipients, uint256[] calldata amounts) external onlyOwner {
        require(recipients.length == amounts.length, "Mismatched recipients and amounts length");
        for (uint256 i = 0; i < recipients.length; i++) {
            require(recipients[i] != address(0), "Cannot send to the zero address");
            require(balanceOf(address(this)) >= amounts[i], "Insufficient contract balance");
            _transfer(address(this), recipients[i], amounts[i]);
        }
    }
}

{
  "compilationTarget": {
    "BITBONKToken.sol": "BITBONKToken"
  },
  "evmVersion": "cancun",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "remappings": []
}