Contract Source Code:
File 1 of 1 : ToFStake
pragma solidity ^0.8.17;
interface IPancakeRouter01 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(
address tokenA,
address tokenB,
uint amountADesired,
uint amountToFsired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB);
function removeLiquidityETH(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapTokensForExactTokens(
uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}
interface IPancakeRouter02 is IPancakeRouter01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountETH);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
}
interface IPancakeFactory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint);
function feeTo() external view returns (address);
function feeToSetter() external view returns (address);
function getPair(address tokenA, address tokenB) external view returns (address pair);
function allPairs(uint) external view returns (address pair);
function allPairsLength() external view returns (uint);
function createPair(address tokenA, address tokenB) external returns (address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
}
// File: Context.sol
pragma solidity ^0.8.17;
/**
* @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;
}
}
// File: Ownable.sol
pragma solidity ^0.8.17;
/**
* @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: IERC20.sol
pragma solidity ^0.8.17;
/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/
interface IERC20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `recipient`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address recipient, uint256 amount) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(address owner, address spender) external view returns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 amount) external returns (bool);
/**
* @dev Moves `amount` tokens from `sender` to `recipient` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
}
/**
* @dev Interface for the optional metadata functions from the ERC20 standard.
*
* _Available since v4.1._
*/
interface IERC20Metadata is IERC20 {
/**
* @dev Returns the name of the token.
*/
function name() external view returns (string memory);
/**
* @dev Returns the symbol of the token.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the decimals places of the token.
*/
function decimals() external view returns (uint8);
}
// File: ReentrancyGuard.sol
pragma solidity ^0.8.17;
/**
* @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 make 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;
}
modifier isHuman() {
require(tx.origin == msg.sender, "Humans only");
_;
}
}
// File: @openzeppelin/contracts/utils/math/SafeMath.sol
// OpenZeppelin Contracts (last updated v4.6.0) (utils/math/SafeMath.sol)
pragma solidity ^0.8.15;
// CAUTION
// This version of SafeMath should only be used with Solidity 0.8 or later,
// because it relies on the compiler's built in overflow checks.
/**
* @dev Wrappers over Solidity's arithmetic operations.
*
* NOTE: `SafeMath` is generally not needed starting with Solidity 0.8, since the compiler
* now has built in overflow checking.
*/
library SafeMath {
/**
* @dev Returns the addition of two unsigned integers, with an overflow flag.
*
* _Available since v3.4._
*/
function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
uint256 c = a + b;
if (c < a) return (false, 0);
return (true, c);
}
}
/**
* @dev Returns the subtraction of two unsigned integers, with an overflow flag.
*
* _Available since v3.4._
*/
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b > a) return (false, 0);
return (true, a - b);
}
}
/**
* @dev Returns the multiplication of two unsigned integers, with an overflow flag.
*
* _Available since v3.4._
*/
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
}
/**
* @dev Returns the division of two unsigned integers, with a division by zero flag.
*
* _Available since v3.4._
*/
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a / b);
}
}
/**
* @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
*
* _Available since v3.4._
*/
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a % b);
}
}
/**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements:
*
* - Addition cannot overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
return a + b;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return a - b;
}
/**
* @dev Returns the multiplication of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `*` operator.
*
* Requirements:
*
* - Multiplication cannot overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
return a * b;
}
/**
* @dev Returns the integer division of two unsigned integers, reverting on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator.
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* reverting when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return a % b;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* CAUTION: This function is deprecated because it requires allocating memory for the error
* message unnecessarily. For custom revert reasons use {trySub}.
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b <= a, errorMessage);
return a - b;
}
}
/**
* @dev Returns the integer division of two unsigned integers, reverting with custom message on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a / b;
}
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* reverting with custom message when dividing by zero.
*
* CAUTION: This function is deprecated because it requires allocating memory for the error
* message unnecessarily. For custom revert reasons use {tryMod}.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a % b;
}
}
}
// File: ToFStake.sol
//SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;
contract ToFStake is Ownable, ReentrancyGuard {
using SafeMath for uint256;
uint256 public DECIMALS = 9;
IPancakeRouter02 internal _router;
IERC20 public ToF; //address of the token
uint256 public poolFee = 3; // % fee deducted from, deposits, withdrawals
uint256 public earlyWithdrawFee = 25;
uint256 public earlyWithdrawFeeTime = 7 days;
address public feeAddress = 0x431c71594CAE3a8935AFCf2133D294e37b84e6F2; // ToF Token Rhllor Contract Address
struct userStakeProfile {
uint256 stakedAmount;
uint256 claimedAmount;
uint256 lastBlockCompounded;
uint256 lastBlockStaked;
}
mapping (address => userStakeProfile) public stakings;
uint256 public ETHPerBlock;
uint256 public totalUsers;
uint256 public totalStaked;
uint256 public totalClaimed;
event StakeUpdated (address indexed recipeint, uint256 indexed _amount);
constructor () {
setRouter(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D); //Uniswap V2 Router
ToF = IERC20(0x90E2Fa98DfC518317600Dd3DC571DE8D071a7238); //ToF Token Rhllor Contract Address
setETHPerBlock(40000000000000); // 40000000000000 | Set ETH per block to 0.00004 ETH. ~6646 blocks in 24h. 0.00004 x 6646 = 0.26584 ETH
}
function setRouter(address routerAddress) public onlyOwner {
require(routerAddress != address(0), "Cannot use the zero address as router address");
_router = IPancakeRouter02(routerAddress);
}
function totalPoolReserve() public view returns(uint256){
return address(this).balance;
}
function swapETHForTokens(address to, address token, uint256 ETHAmount) internal returns(bool) {
// Generate pair for WETH -> Future
address[] memory path = new address[](2);
path[0] = _router.WETH();
path[1] = token;
// Swap and send the tokens to the 'to' address
try _router.swapExactETHForTokensSupportingFeeOnTransferTokens{ value: ETHAmount }(0, path, to, block.timestamp + 360) {
return true;
}
catch {
return false;
}
}
// Set reward amount per block
function setETHPerBlock (uint256 _amount) public onlyOwner {
require(_amount >= 0, "ToF per Block can not be negative" );
ETHPerBlock = _amount;
}
/// Stake the provided amount
function enterStaking (uint256 _amount) public isHuman {
require(ToF.balanceOf(msg.sender) >= _amount, "Insufficient ToF tokens for transfer");
require(_amount > 0,"Invalid staking amount");
require(totalPoolReserve() > 0, "Reward Pool Exhausted");
ToF.transferFrom(msg.sender, address(this), _amount);
_amount = takeToFPoolFee(_amount);
userStakeProfile memory profile = stakings[msg.sender];
if(profile.stakedAmount == 0){
profile.lastBlockCompounded = block.number;
totalUsers++;
}
profile.stakedAmount += _amount;
profile.lastBlockStaked = block.number;
totalStaked += _amount;
stakings[msg.sender] = profile;
}
//leaves staking
function leaveStaking (uint256 _amount) public isHuman {
userStakeProfile memory profile = stakings[msg.sender];
require(profile.stakedAmount >= _amount, "Withdraw amount can not be greater than stake");
totalStaked -= _amount;
profile.stakedAmount -= _amount;
stakings[msg.sender] = profile;
// claim pending reward
if(getReward(msg.sender) > 0){
claim();
}
if(block.number < stakings[msg.sender].lastBlockStaked.add(earlyWithdrawFeeTime)){
uint256 withdrawalFee = _amount * earlyWithdrawFee / 100;
_amount -= withdrawalFee;
ToF.transfer(feeAddress, withdrawalFee);
}else{
_amount = takeToFPoolFee(_amount);
}
profile.lastBlockCompounded = block.number;
ToF.transfer(msg.sender, _amount);
//remove
if(stakings[msg.sender].stakedAmount == 0){
totalUsers--;
delete stakings[msg.sender];
}
}
// gets reward amount from a user
function getReward(address _address) internal view returns (uint256) {
if(block.number <= stakings[_address].lastBlockCompounded){
return 0;
}else {
uint256 totalPool = totalPoolReserve();
if(totalPool == 0 || totalStaked == 0 ){
return 0;
}else {
uint256 blocks = block.number.sub(stakings[_address].lastBlockCompounded);
//if the staker reward is greater than total pool => set it to total pool
uint256 totalReward = blocks.mul(ETHPerBlock);
uint256 stakerReward = totalReward.mul(stakings[_address].stakedAmount).div(totalStaked);
if(stakerReward > totalPool){
stakerReward = totalPool;
}
return stakerReward;
}
}
}
/// Get pending rewards of a user to display on DAPP, even if farming is disabled it shows remaining balance
function pendingReward (address _address) public view returns (uint256){
return getReward(_address);
}
/// transfers the rewards of a user to their address
function claim() public isHuman{
uint256 reward = getReward(msg.sender);
(bool os, ) = payable(msg.sender).call{value: reward}("");
require(os,"failed claim");
stakings[msg.sender].claimedAmount = stakings[msg.sender].claimedAmount.add(reward);
stakings[msg.sender].lastBlockCompounded = block.number;
totalClaimed = totalClaimed.add(reward);
}
/// compounds the rewards of the caller, buys more ToF and stakes that
function singleCompound() public isHuman {
require(stakings[msg.sender].stakedAmount > 0, "Please Stake ToF to compound");
uint256 reward = getReward(msg.sender);
reward = takeETHPoolFee(reward);
// swap reward to extra tokens and log
uint256 initialBalance = ToF.balanceOf(address(this));
require(swapETHForTokens(address(this), address(ToF), reward),"swapping failed");
uint256 addedBalance = ToF.balanceOf(address(this)) - initialBalance;
// add extra tokens
stakings[msg.sender].stakedAmount += addedBalance;
totalStaked += addedBalance;
stakings[msg.sender].lastBlockCompounded = block.number;
totalClaimed = totalClaimed.add(reward);
emit StakeUpdated(msg.sender,reward);
}
// update ecosystem wallet to Token of Fires contract address
function updatefeeAddress(address wallet) public onlyOwner{
feeAddress = wallet;
}
// update pool fee
function updatePoolFee(uint256 _amount) public onlyOwner{
poolFee = _amount;
}
// remove ETH from totalpool in case of emergency/migration
function migratePool() public payable onlyOwner {
(bool os, ) = payable(msg.sender).call{value: totalPoolReserve()}("");
require(os);
}
// Remove ETH from vault for marketing/buybacks etc
function withdrawEth(uint256 _amount) public payable onlyOwner {
require(_amount < totalPoolReserve(), "Cannot withdraw more ETH than in the pool");
(bool os, ) = payable(msg.sender).call{value: _amount}("");
require(os);
}
// sends ETH fee and returns remaining reward for user
function takeETHPoolFee(uint256 reward) internal view returns(uint256){
uint256 Fee = reward / 100 * poolFee; // take fee
reward -= Fee;
feeAddress.call{value:Fee};
return reward;
}
// sends ToF fee and burns a portion of it
function takeToFPoolFee(uint256 reward) internal returns(uint256){
uint256 Fee = reward / 100 * poolFee; // take fee
reward -= Fee;
ToF.transfer(feeAddress,Fee);
return reward;
}
function returnStakeData() public view returns (bytes memory) {
return abi.encode(ToF.balanceOf(msg.sender), stakings[msg.sender].stakedAmount, pendingReward(msg.sender), totalPoolReserve(), totalUsers, totalClaimed, totalStaked,ETHPerBlock);
}
// Ensures that the contract is able to receive ETH and adds it to the total pool
receive() external payable {}
}