// File: contracts/DikDikHeadzMintPassVault.sol



// SPDX-License-Identifier: GPL-3.0

// Contract by pr0xy.io

pragma solidity ^0.8.7;

import '@openzeppelin/contracts/security/ReentrancyGuard.sol';
import '@openzeppelin/contracts/access/Ownable.sol';

contract DikDikHeadzMintPassVault is ReentrancyGuard, Ownable {
  // Storage of receiving addresses
  address[] public vaults;

  // Storage of numerators of each vault
  mapping(address => uint) public numerators;
  // Storage of denominators of each vault
  mapping(address => uint) public denominators;

  // Initializes while setting `vault`
  constructor(address[] memory _vaults, uint[] memory _numerators, uint[] memory _denominators) {
    // require(_vaults.length == _numerators.length == _denominators.length, 'Invalid Parameter Lengths.');

    for (uint i; i < _vaults.length; i++){
      // Store address
      vaults.push(_vaults[i]);

      // Set numerator
      numerators[_vaults[i]] = _numerators[i];

      // Set denominator
      denominators[_vaults[i]] = _denominators[i];
    }
  }

  // Receiving ETH function
  receive() external payable {}

  // Fallback receiving ETH function
  fallback() external payable {}

  // Updates an address within `vaults`
  function setVault(address _vault, uint _index) external onlyOwner {
    require(_index < vaults.length, 'Invalid Index Value.');
    vaults[_index] = _vault;
  }

  // Sets the numerator of the rate of vault to receive
  function setNumerator(address _vault, uint _numerator) external onlyOwner {
    numerators[_vault] = _numerator;
  }

  // Sets the denominator of the rate of vault to receive
  function setDenominator(address _vault, uint _denominator) external onlyOwner {
    denominators[_vault] = _denominator;
  }

  // Returns the sum of shares of each vault
  function validate() external view onlyOwner returns (uint) {
     return (
       (1 ether * numerators[vaults[0]] / denominators[vaults[0]]) +
       (1 ether * numerators[vaults[1]] / denominators[vaults[1]]) +
       (1 ether * numerators[vaults[2]] / denominators[vaults[2]]) +
       (1 ether * numerators[vaults[3]] / denominators[vaults[3]]) +
       (1 ether * numerators[vaults[4]] / denominators[vaults[4]])
     ) / 1 ether;
  }

  // Sends balance of contract to addresses stored in `vaults`
  function withdraw() external nonReentrant {
    uint payment0 = address(this).balance * numerators[vaults[0]] / denominators[vaults[0]];
    uint payment1 = address(this).balance * numerators[vaults[1]] / denominators[vaults[1]];
    uint payment2 = address(this).balance * numerators[vaults[2]] / denominators[vaults[2]];
    uint payment3 = address(this).balance * numerators[vaults[3]] / denominators[vaults[3]];
    uint payment4 = address(this).balance * numerators[vaults[4]] / denominators[vaults[4]];

    require(payable(vaults[0]).send(payment0));
    require(payable(vaults[1]).send(payment1));
    require(payable(vaults[2]).send(payment2));
    require(payable(vaults[3]).send(payment3));
    require(payable(vaults[4]).send(payment4));
  }
}

// File: @openzeppelin/contracts/access/Ownable.sol



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (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 Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing 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);
    }
}

// File: @openzeppelin/contracts/security/ReentrancyGuard.sol



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (security/ReentrancyGuard.sol)

pragma solidity ^0.8.0;

/**
 * @dev Contract module that helps prevent reentrant calls to a function.
 *
 * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier
 * available, which can be applied to functions to make sure there are no nested
 * (reentrant) calls to them.
 *
 * Note that because there is a single `nonReentrant` guard, functions marked as
 * `nonReentrant` may not call one another. This can be worked around by making
 * those functions `private`, and then adding `external` `nonReentrant` entry
 * points to them.
 *
 * TIP: If you would like to learn more about reentrancy and alternative ways
 * to protect against it, check out our blog post
 * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].
 */
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() {
        // On the first call to nonReentrant, _notEntered will be true
        require(_status != _ENTERED, "ReentrancyGuard: reentrant call");

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

        _;

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

// File: @openzeppelin/contracts/utils/Context.sol



// 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;
    }
}