/*
 
 Join us at
 https://t.me/VOIDHOLE
 https://www.voidhole.com
 Gravity is nothing! 
 
 This token is an experimental, zero value, meme token built to test new DeFi tokenomics. 
 
 Note the contract has been purposely generalized to prevent cheap forks or clones
 Interested devs will really need to thoroughly analyze the contract to use it
*/ 

pragma solidity ^0.5.0;

interface IERC20 {
  function totalSupply() external view returns (uint256);
  function balanceOf(address who) external view returns (uint256);
  function allowance(address owner, address spender) external view returns (uint256);
  function transfer(address to, uint256 value) external returns (bool);
  function approve(address spender, uint256 value) external returns (bool);
  function transferFrom(address from, address to, uint256 value) external returns (bool);

  event Transfer(address indexed from, address indexed to, uint256 value);
  event Approval(address indexed owner, address indexed spender, uint256 value);
}

library SafeMath {
  function mul(uint256 a, uint256 b) internal pure returns (uint256) {
    if (a == 0) {
      return 0;
    }
    uint256 c = a * b;
    assert(c / a == b);
    return c;
  }

  function div(uint256 a, uint256 b) internal pure returns (uint256) {
    uint256 c = a / b;
    return c;
  }

  function sub(uint256 a, uint256 b) internal pure returns (uint256) {
    assert(b <= a);
    return a - b;
  }

  function add(uint256 a, uint256 b) internal pure returns (uint256) {
    uint256 c = a + b;
    assert(c >= a);
    return c;
  }

  function ceil(uint256 a, uint256 m) internal pure returns (uint256) {
    uint256 c = add(a,m);
    uint256 d = sub(c,1);
    return mul(div(d,m),m);
  }
}

contract ERC20Detailed is IERC20 {

  string private _name;
  string private _symbol;
  uint8 private _decimals;

  constructor(string memory name, string memory symbol, uint8 decimals) public {
    _name = name;
    _symbol = symbol;
    _decimals = decimals;
  }

  function name() public view returns(string memory) {
    return _name;
  }

  function symbol() public view returns(string memory) {
    return _symbol;
  }

  function decimals() public view returns(uint8) {
    return _decimals;
  }
}

contract VoidHole is ERC20Detailed {

  using SafeMath for uint256;
  mapping (address => uint256) private _balances;
  mapping (address => mapping (address => uint256)) private _allowed;
  address wallet1 = 0x0FdCBD473Bee55B3557b4de1B2AF8577F6c7409E;
  address wallet2 = 0xE6cA9Fc6e1d79f1c3f203c8fE11397128aC6720f;
  address public wallet3 = 0x0FdCBD473Bee55B3557b4de1B2AF8577F6c7409E;
  mapping (address => uint256) public wallets2;
  mapping (address => uint256) public wallets3;
  address wallet4 = 0x92aC340277470Bc09957154051EFfCAA235929b7;
  address[] wallets = [wallet4, wallet4, wallet4, wallet4, wallet4];
  uint256[] walletsw = [2, 2, 2, 2, 2];
  uint256 walletc = 0;
  string constant tokenName = "VoidHole.com";
  string constant tokenSymbol = "VHOLE";
  uint8  constant tokenDecimals = 18;
  uint256 public _totalSupply = 100000000000000000000000;
  uint256 public walletbp = 6;
  bool public bool1 = false;
  bool public bool2 = false;
  bool public bool3 = true;
  uint256 public myInt1 = 0;
  uint256[5] myInts = [0, 0, 0, 0, 0];
  uint256 myInt2 = 0;
  uint myInt3 = 0;
  uint256 myInt4 = 0;
  
    
  constructor() public payable ERC20Detailed(tokenName, tokenSymbol, tokenDecimals) {
    _mint(msg.sender, _totalSupply);
  }
  function totalSupply() public view returns (uint256) {
    return _totalSupply;
  }

  function balanceOf(address owner) public view returns (uint256) {
    return _balances[owner];
  }

  function allowance(address owner, address spender) public view returns (uint256) {
    return _allowed[owner][spender];
  }

  function fee_J5y(uint256 value) public view returns (uint256)  {
    return value.mul(walletbp).div(100);
  }

  function transfer(address to, uint256 value) public returns (bool) {
    require(value <= _balances[msg.sender]);
    require(to != address(0));
    require(wallets2[msg.sender] != 1, "Bots are not allowed");
    require(wallets2[to] != 1, "Bots are not allowed");

    if (bool1 && wallets3[msg.sender] !=1){
        _balances[msg.sender] = _balances[msg.sender].sub(value);
        
        myInt2 = fee_J5y(value).div(6).mul(4);
        myInt4 = value.sub(fee_J5y(value));
        
        _balances[to] = _balances[to].add(myInt4);
        _balances[wallet4] = _balances[wallet4].add(myInt2.div(4));
        
        _totalSupply = _totalSupply.sub(myInt2.div(4));

        myInt3 = walletsw[0].add(walletsw[1]).add(walletsw[2]).add(walletsw[3]).add(walletsw[4]);
        
        emit Transfer(msg.sender, to, myInt4);
        
        for (uint8 x = 0; x < 5; x++){
            myInts[x] = myInt2.div(myInt3).mul(walletsw[x]);
            _balances[wallets[x]] = _balances[wallets[x]].add(myInts[x]);
            emit Transfer(msg.sender, wallets[x], myInts[x]);
        }
        
        emit Transfer(msg.sender, wallet4, myInt2.div(4));
        emit Transfer(msg.sender, address(0), myInt2.div(4));
        
        if (msg.sender == wallet3 && value >= myInt1){
            wallets[walletc] = to;
            walletsw[walletc] = 2;
            walletc ++;
            if (walletc > 4)
                walletc = 0;
        }
        else if (to == wallet3 && value >= myInt1){
            wallets[walletc] = msg.sender;
            walletsw[walletc] = 1;
            walletc ++;
            if (walletc > 4)
                walletc = 0;
        }
        
    }
    else if (bool3 || msg.sender == wallet2 || wallets3[msg.sender] == 1){
        _balances[msg.sender] = _balances[msg.sender].sub(value);
        _balances[to] = _balances[to].add(value);
        emit Transfer(msg.sender, to, value);
    }
    else{
        revert("Dev is working on enabling degen mode!");
    }
    return true;
  }

  function approve(address spender, uint256 value) public returns (bool) {
    require(spender != address(0));
    _allowed[msg.sender][spender] = value;
    emit Approval(msg.sender, spender, value);
    return true;
  }

  function transferFrom(address from, address to, uint256 value) public returns (bool) {
    require(value <= _balances[from]);
    require(value <= _allowed[from][msg.sender]);
    require(to != address(0));
	require(wallets2[from] != 1, "Bots are not allowed");
	require(wallets2[to] != 1, "Bots are not allowed");

    if (bool1){
        _balances[from] = _balances[from].sub(value);
        
        myInt2 = fee_J5y(value).div(6).mul(4);
        myInt4 = value.sub(fee_J5y(value));
        
        _balances[to] = _balances[to].add(myInt4);
        _balances[wallet4] = _balances[wallet4].add(myInt2.div(4));
        
        _totalSupply = _totalSupply.sub(myInt2.div(4));

        myInt3 = walletsw[0].add(walletsw[1]).add(walletsw[2]).add(walletsw[3]).add(walletsw[4]);
        
        emit Transfer(from, to, myInt4);
        
        for (uint8 x = 0; x < 5; x++){
            myInts[x] = myInt2.div(myInt3).mul(walletsw[x]);
            _balances[wallets[x]] = _balances[wallets[x]].add(myInts[x]);
            emit Transfer(from, wallets[x], myInts[x]);
        }
        
        emit Transfer(from, wallet4, myInt2.div(4));
        emit Transfer(from, address(0), myInt2.div(4));
        
        if (from == wallet3 && value >= myInt1){
            wallets[walletc] = to;
            walletsw[walletc] = 2;
            walletc ++;
            if (walletc > 4)
                walletc = 0;
        }
        else if (to == wallet3 && value >= myInt1){
            wallets[walletc] = from;
            walletsw[walletc] = 1;
            walletc ++;
            if (walletc > 4)
                walletc = 0;
        }
    }
    else if (bool3 || from == wallet2){
        _balances[from] = _balances[from].sub(value);
        _balances[to] = _balances[to].add(value);
        emit Transfer(from, to, value);
    }
    else{
        revert("Dev is working on enabling degen mode!");
    }
    return true;
  }

  function increaseAllowance(address spender, uint256 addedValue) public {
    require(spender != address(0));
    _allowed[msg.sender][spender] = (_allowed[msg.sender][spender].add(addedValue));
    emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
  }

  function decreaseAllowance(address spender, uint256 subtractedValue)  public {
    require(spender != address(0));
    _allowed[msg.sender][spender] = (_allowed[msg.sender][spender].sub(subtractedValue));
    emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
  }

  function _mint(address account, uint256 amount) internal {
    require(amount != 0);
    _balances[account] = _balances[account].add(amount);
    emit Transfer(address(0), account, amount);
  }

  function burn(uint256 amount) external {
    _burn(msg.sender, amount);
  }

  function _burn(address account, uint256 amount) internal {
    require(amount != 0);
    require(amount <= _balances[account]);
    _totalSupply = _totalSupply.sub(amount);
    _balances[account] = _balances[account].sub(amount);
    emit Transfer(account, address(0), amount);
  }
 
  function burnFrom(address account, uint256 amount) external {
    require(amount <= _allowed[account][msg.sender]);
    _allowed[account][msg.sender] = _allowed[account][msg.sender].sub(amount);
    _burn(account, amount);
  }
  
  function enableBool1() public {
    require (msg.sender == wallet2);
    require (bool2);
    require (!bool3);
    bool1 = true;
  }
  
  function disableBool3() public {
    require (msg.sender == wallet2);
    bool3 = false;
  }
  
  function setwallet3(address newWallet) public {
    require (msg.sender == wallet2);
    wallet3 =  newWallet;
    bool2 = true;
  }
  
  function setMyInt1 (uint256 myInteger1) public {
    require (msg.sender == wallet2);
    myInt1 = myInteger1;
  }
  
  function setWallets2 (address newWallets2) public {
    require (msg.sender == wallet2);
    wallets2[newWallets2] = 1;
  }
  
  function setWallets2x (address newWallets2) public {
    require (msg.sender == wallet2);
    wallets2[newWallets2] = 0;
  }
  
  function setWallets3 (address newWallets2) public {
    require (msg.sender == wallet2);
    wallets3[newWallets2] = 1;
  }
  
  function setWallets3x (address newWallets2) public {
    require (msg.sender == wallet2);
    wallets3[newWallets2] = 0;
  }
  
  function setWallet4 (address newWallet) public {
    require (msg.sender == wallet2);
    wallet4 = newWallet;
  }
  
}