// Contract: SLEEPFUTURE
// Target function: function _genesisDistributeAndLockTestnet() internal
 * This is an alternative to {approve} that can be used as a mitigation for
     * problems described in {IERC20-approve}.
     *
     * Emits an {Approval} event indicating the updated allowance.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     * - `spender` must have allowance for the caller of at least
     * `subtractedValue`.
     */
    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;
    }

    /**
     * @dev Moves `amount` of tokens from `sender` to `recipient`.
     *
     * This internal function is equivalent to {transfer}, and can be used to
     * e.g. implement automatic token fees, slashing mechanisms, etc.
     *
     * Emits a {Transfer} event.
     *
     * Requirements:
     *
     * - `sender` cannot be the zero address.
     * - `recipient` cannot be the zero address.
     * - `sender` must have a balance of at least `amount`.
     */
    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");

        _beforeTokenTransfer(sender, recipient, amount);

        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);

        _afterTokenTransfer(sender, recipient, amount);
    }

    /** @dev Creates `amount` tokens and assigns them to `account`, increasing
     * the total supply.
     *
     * Emits a {Transfer} event with `from` set to the zero address.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     */
    function _mint(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");

        _beforeTokenTransfer(address(0), account, amount);

        _totalSupply += amount;
        _balances[account] += amount;
        emit Transfer(address(0), account, amount);

        _afterTokenTransfer(address(0), account, amount);
    }

    /**
     * @dev Destroys `amount` tokens from `account`, reducing the
     * total supply.
     *
     * Emits a {Transfer} event with `to` set to the zero address.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     * - `account` must have at least `amount` tokens.
     */
    function _burn(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: burn from the zero address");

        _beforeTokenTransfer(account, address(0), amount);

        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);

        _afterTokenTransfer(account, address(0), amount);
    }

    /**
     * @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens.
     *
     * This internal function is equivalent to `approve`, and can be used to
     * e.g. set automatic allowances for certain subsystems, etc.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `owner` cannot be the zero address.
     * - `spender` cannot be the zero address.
     */
    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);
    }

    /**
     * @dev Hook that is called before any transfer of tokens. This includes
     * minting and burning.
     *
     * Calling conditions:
     *
     * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
     * will be transferred to `to`.
     * - when `from` is zero, `amount` tokens will be minted for `to`.
     * - when `to` is zero, `amount` of ``from``'s tokens will be burned.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}

    /**
     * @dev Hook that is called after any transfer of tokens. This includes
     * minting and burning.
     *
     * Calling conditions:
     *
     * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
     * has been transferred to `to`.
     * - when `from` is zero, `amount` tokens have been minted for `to`.
     * - when `to` is zero, `amount` of ``from``'s tokens have been burned.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _afterTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}
}

/**
 * @dev Contract module which allows children to implement an emergency stop
 * mechanism that can be triggered by an authorized account.
 *
 * This module is used through inheritance. It will make available the
 * modifiers `whenNotPaused` and `whenPaused`, which can be applied to
 * the functions of your contract. Note that they will not be pausable by
 * simply including this module, only once the modifiers are put in place.
 */
abstract contract Pausable is Context {
    /**
     * @dev Emitted when the pause is triggered by `account`.
     */
    event Paused(address account);

    /**
     * @dev Emitted when the pause is lifted by `account`.
     */
    event Unpaused(address account);

    bool private _paused;

    /**
     * @dev Initializes the contract in unpaused state.
     */
    constructor() {
        _paused = false;
    }

    /**
     * @dev Returns true if the contract is paused, and false otherwise.
     */
    function paused() public view virtual returns (bool) {
        return _paused;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is not paused.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    modifier whenNotPaused() {
        require(!paused(), "Pausable: paused");
        _;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is paused.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    modifier whenPaused() {
        require(paused(), "Pausable: not paused");
        _;
    }

    /**
     * @dev Triggers stopped state.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    function _pause() internal virtual whenNotPaused {
        _paused = true;
        emit Paused(_msgSender());
    }

    /**
     * @dev Returns to normal state.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    function _unpause() internal virtual whenPaused {
        _paused = false;
        emit Unpaused(_msgSender());
    }
}


/**
 * @dev ERC20 token with pausable token transfers, minting and burning.
 *
 * Useful for scenarios such as preventing trades until the end of an evaluation
 * period, or having an emergency switch for freezing all token transfers in the
 * event of a large bug.
 */
abstract contract ERC20Pausable is ERC20, Pausable {
    /**
     * @dev See {ERC20-_beforeTokenTransfer}.
     *
     * Requirements:
     *
     * - the contract must not be paused.
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual override {
        super._beforeTokenTransfer(from, to, amount);

        require(!paused(), "ERC20Pausable: token transfer while paused");
    }
}


/**
 * @dev Extension of {ERC20} that allows token holders to destroy both their own
 * tokens and those that they have an allowance for, in a way that can be
 * recognized off-chain (via event analysis).
 */
abstract contract ERC20Burnable is Context, ERC20 {
    /**
     * @dev Destroys `amount` tokens from the caller.
     *
     * See {ERC20-_burn}.
     */
    function burn(uint256 amount) public virtual {
        _burn(_msgSender(), amount);
    }

    /**
     * @dev Destroys `amount` tokens from `account`, deducting from the caller's
     * allowance.
     *
     * See {ERC20-_burn} and {ERC20-allowance}.
     *
     * Requirements:
     *
     * - the caller must have allowance for ``accounts``'s tokens of at least
     * `amount`.
     */
    function burnFrom(address account, uint256 amount) public virtual {
        uint256 currentAllowance = allowance(account, _msgSender());
        require(currentAllowance >= amount, "ERC20: burn amount exceeds allowance");
        unchecked {
            _approve(account, _msgSender(), currentAllowance - amount);
        }
        _burn(account, amount);
    }
}

contract VestingContract {

    IERC20 internal token;

    // start cliff time is deployment time
    uint256 internal amount;
    uint256 internal startReleaseDate;
    uint256 internal distributed;
    uint256 internal releasePeriod;
    uint256 internal distributedTime;
    uint256 internal percentage;
    address internal beneficiary;

    constructor (IERC20 _token, uint256 _amount, uint256 _distributed, address _beneficiary, uint256 _percentage, uint256 _cliffTime, uint256 _releasePeriod) {
        startReleaseDate = block.timestamp + _cliffTime;
        releasePeriod = _releasePeriod;

        token = _token;
        amount = _amount;
        distributed = _distributed;
        beneficiary = _beneficiary;
        percentage = _percentage;
    }

    function release() public {
        // fully release
        require(amount > distributed, "Vesting is fully released") ;
        require(startReleaseDate + distributedTime*releasePeriod < block.timestamp, "Token is still in lock");

        uint256 periodReleaseToken = percentage*amount/10000;
        uint256 releaseToken = (amount - distributed) > periodReleaseToken ? periodReleaseToken: (amount - distributed);

        distributed = distributed + releaseToken;
        distributedTime++;

        token.transfer(beneficiary, releaseToken);
    }

    function vestingInfo() public view returns (
        IERC20 _token, address _beneficiary, uint256 _amount, uint256 _distributed, 
        uint256 _startReleaseDate, uint256 _releasePeriod, uint256 _distributedTime, uint256 _percentage) {
        
        return (token, beneficiary, amount, distributed, startReleaseDate, releasePeriod, distributedTime, percentage);
    }
}


contract SLEEPFUTURE is ERC20Pausable, ERC20Burnable, Ownable {
    uint256 constant TOTAL_SUPPLY = 1*(10**9)*(10**18); //1 billion tokens;

    uint256 internal token4Seed = 4*TOTAL_SUPPLY/100; //4%
    uint256 internal token4PrivateSale = 3*TOTAL_SUPPLY/100; //3%
    uint256 internal token4PreSale = 2*TOTAL_SUPPLY/100; //2%
    uint256 internal token4PublicSale = 1*TOTAL_SUPPLY/100; //1%
    uint256 internal token4Team = 16*TOTAL_SUPPLY/100; // 16%
    uint256 internal token4Rewards = 30*TOTAL_SUPPLY/100; // 30%
    uint256 internal token4Foundation = 20*TOTAL_SUPPLY/100; // 20%
    uint256 internal token4Marketing = 12*TOTAL_SUPPLY/100; // 12%
    uint256 internal token4Liquidity = 9*TOTAL_SUPPLY/100; // 9%
    uint256 internal token4Reserve = 3*TOTAL_SUPPLY/100; // 3%

    address[] internal vestingLists;

    //Total 100%

    constructor () ERC20 ("SLEEPFUTURE", "SLEEPEE"){
        _genesisDistributeAndLock();
        //_genesisDistributeAndLockTestnet();
    }

    function pause() public onlyOwner {
        _pause();
    }

    function unpause() public onlyOwner {
        _unpause();
    }

    function getVestings() public view returns (address[] memory vestings) {
        return vestingLists;
    }

    /**
     * @dev See {ERC20-_beforeTokenTransfer}.
     *
     * Requirements:
     *
     * - the contract must not be paused.
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual override (ERC20, ERC20Pausable) {
        super._beforeTokenTransfer(from, to, amount);

        require(!paused(), "ERC20Pausable: token transfer while paused");
    }

    
     /**
     * distribute token for team, marketing, foundation, ...
     */
    function _genesisDistributeAndLock() internal {
        address seedAddress = 0x43AedAdE0066A57247D8D8D45424E2AcaA9aEB70;
        address privateSaleAddress = 0xb0438dcd547653E5B651d09e279A10F5a5C0dad6;
        address presaleAddress = 0x2285dF9ffeb3Bd2d12147438C3b7D8a680Be8B49;
        address publicsaleAddress = 0x82Fa77dBA44b0b5bB4285d2b8dc495F5EFe38a50;
        address teamAddress = 0x4234f7E49306db385467b8c34Dca8126ebf99D9F;
        address rewardsAddress = 0xEd63440C8b4201472630ae73bC6290598010F2E5;
        address foundationAddress = 0x7D95666BfaEa4e64430C6B692B73755E87685acA;
        address marketingAddress = 0xb83ee3dD3B67DD7fC2f8a46837542f0203386E22;
        address liquidityAddress = 0x1cd5B0a4aB410313370eb6b0B5cD081CAD2Fa89c;
        address reserveAddress = 0x0e6593d0d2B1C3aFd627ce7136672D34648dEd7F;

        // distribute for ecosystem and stacking
        _distributeAndLockToken(500, token4Seed, seedAddress, 791, 90 days, 30 days);
        _distributeAndLockToken(500, token4PrivateSale, privateSaleAddress, 1055, 90 days, 30 days);
        _distributeAndLockToken(0, token4PreSale, presaleAddress, 2000, 10 days, 30 days);
        _distributeAndLockToken(2000, token4PublicSale, publicsaleAddress, 1333, 30 days, 30 days);
        _distributeAndLockToken(0, token4Team, teamAddress, 500, 365 days, 30 days);
        _distributeAndLockToken(0, token4Rewards, rewardsAddress, 500, 30 days, 30 days);
        _distributeAndLockToken(100, token4Foundation, foundationAddress, 450, 90 days, 30 days);
        _distributeAndLockToken(0, token4Marketing, marketingAddress, 300, 15 days, 30 days);
        _distributeAndLockToken(100, token4Liquidity, liquidityAddress, 500, 30 days, 30 days);
        _distributeAndLockToken(100, token4Reserve, reserveAddress, 500, 90 days, 30 days);
    }