// SPDX-License-Identifier: MIT
/**
* -----------------------------------------------------------------------------
* Prometheum Prodigy
* -----------------------------------------------------------------------------
*
* Welcome to the official smart contract of Prometheum Prodigy Token!
*
* This contract manages the transactions, balances, and functionalities
* of the Prometheum Prodigy Token within the Ethereum Blockchain.
*
* For more information, please visit our official website.
*
*/
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;
}
}
// File: @openzeppelin\contracts\token\ERC20\IERC20.sol
// OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/IERC20.sol)
pragma solidity ^0.8.0;
/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/
interface IERC20 {
/**
* @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 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 `to`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address to, 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 `from` to `to` 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 from, address to, uint256 amount) external returns (bool);
}
// File: @openzeppelin\contracts\utils\Address.sol
pragma solidity ^0.8.1;
/**
* @dev Collection of functions related to the address type
*/
library Address {
/**
* @dev Returns true if `account` is a contract.
*
* [IMPORTANT]
* ====
* It is unsafe to assume that an address for which this function returns
* false is an externally-owned account (EOA) and not a contract.
*
* Among others, `isContract` will return false for the following
* types of addresses:
*
* - an externally-owned account
* - a contract in construction
* - an address where a contract will be created
* - an address where a contract lived, but was destroyed
*
* Furthermore, `isContract` will also return true if the target contract within
* the same transaction is already scheduled for destruction by `SELFDESTRUCT`,
* which only has an effect at the end of a transaction.
* ====
*
* [IMPORTANT]
* ====
* You shouldn't rely on `isContract` to protect against flash loan attacks!
*
* Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
* like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
* constructor.
* ====
*/
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize/address.code.length, which returns 0
// for contracts in construction, since the code is only stored at the end
// of the constructor execution.
return account.code.length > 0;
}
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://consensys.net/diligence/blog/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.8.0/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain `call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason, it is bubbled up by this
* function (like regular Solidity function calls).
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, "Address: low-level call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
* `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
/**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCallWithValue(
address target,
bytes memory data,
uint256 value,
string memory errorMessage
) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/
function functionDelegateCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
* the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
*
* _Available since v4.8._
*/
function verifyCallResultFromTarget(
address target,
bool success,
bytes memory returndata,
string memory errorMessage
) internal view returns (bytes memory) {
if (success) {
if (returndata.length == 0) {
// only check isContract if the call was successful and the return data is empty
// otherwise we already know that it was a contract
require(isContract(target), "Address: call to non-contract");
}
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
/**
* @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
* revert reason or using the provided one.
*
* _Available since v4.3._
*/
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function _revert(bytes memory returndata, string memory errorMessage) private pure {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
/// @solidity memory-safe-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
// File: @openzeppelin\contracts\access\Ownable.sol
pragma solidity ^0.8.0;
/**
* @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 Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
_checkOwner();
_;
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if the sender is not the owner.
*/
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby disabling 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: contracts\reflect.sol
pragma solidity ^0.8.18;
contract PrometheumProdigy is Context, IERC20, Ownable {
using Address for address;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
// excluded from reflections
mapping (address => bool) public _isExcluded;
mapping (address => bool) public _isExcludedFromFees;
mapping (address => bool) public _isExcludedFromMax;
address[] public _excluded;
uint256 private constant MAX = ~uint256(0);
uint256 private _tTotal = 1000000000 * 10**18;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tReflectTotal;
uint256 public reflectRate = 2;
uint256 public feeRate = 5;
uint256 public maxTransfer;
bool public maxTransferEnabled = false;
bool public isPaused;
bool public feesEnabled;
address public dev;
string private constant _name = 'Prometheum Prodigy';
string private constant _symbol = 'PMPY';
uint8 private constant _decimals = 18;
constructor (address _toMint, address _dev) public Ownable() {
_rOwned[_toMint] = _rTotal;
dev = _dev;
excludeAccount(_toMint);
excludeAccount(_dev);
excludeAccount(address(0));
excludeFromMax(_toMint);
excludeFromMax(_dev);
excludeFromFees(_toMint);
excludeFromFees(_dev);
excludeFromFees(address(this));
excludeFromFees(address(0));
emit Transfer(address(0), _toMint, _tTotal);
}
/**
* @dev Returns the name of the token.
*/
function name() public pure returns (string memory) {
return _name;
}
/**
* @dev Returns the symbol of the token.
*/
function symbol() public pure returns (string memory) {
return _symbol;
}
/**
* @dev Returns the decimals of the token.
*/
function decimals() public pure returns (uint8) {
return _decimals;
}
/**
* @dev returns total supply in the tSpace
*/
function totalSupply() public view override returns (uint256) {
return _tTotal - balanceOf(address(0));
}
/**
* @dev Returns rTotal.
* @dev rTotal began as a large multiple of tTotal, it decreases every time reflections are collected
*/
function rTotal() public view returns (uint256) {
return _rTotal;
}
/**
* @dev returns balance in the tSpace (the "regular" balance).
* @dev is calculated fro rOwned if account is not excluded
*/
function balanceOf(address account) public view override returns (uint256) {
if (_isExcluded[account]) return _tOwned[account];
return tokenFromReflection(_rOwned[account]);
}
/**
* @dev returns balance in the rSpace.
* @dev This value is always converted to tOwned for practical use
*/
function rOwned(address account) public view returns (uint256) {
return _rOwned[account];
}
/**
* @dev Transfers `amount` tokens from the caller's account to `recipient`.
* @param recipient The address to receive the tokens.
* @param amount The amount of tokens to send.
* @return A boolean value indicating whether the operation succeeded.
*/
function transfer(address recipient, uint256 amount) public override checkPause returns (bool) {
require(balanceOf(_msgSender()) >= amount, "ERC20: Insufficient Funds");
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
/**
* @dev Moves tokens `amount` from `sender` to `recipient`.
* @param sender The address to send tokens from.
* @param recipient The address to receive the tokens.
* @param amount The amount of tokens to send.
* @return A boolean value indicating whether the operation succeeded.
*/
function transferFrom(address sender, address recipient, uint256 amount) public override checkPause returns (bool) {
require(balanceOf(sender) >= amount, "ERC20: Insufficient Funds");
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()] - amount);
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender] - subtractedValue);
return true;
}
/**
* @dev displays if an account is excluded from receiving reflections
*/
function isExcluded(address account) public view returns (bool) {
return _isExcluded[account];
}
/**
* @dev returns total amount of tokens reflected
*/
function totalReflections() public view returns (uint256) {
return _tReflectTotal;
}
/**
* @dev Performs a reflection of `tAmount` tokens.
* @dev The caller must hold at least `tAmount` tokens.
* @dev these tokens are redistributed to all included holders
* @param tAmount Amount of tokens to reflect.
*/
function reflect(uint256 tAmount) public checkPause {
address sender = _msgSender();
require(balanceOf(sender) >= tAmount, "ERC20: Insufficient Funds");
require(tAmount > 0, "value must be greater than 0");
require(!_isExcluded[sender], "Excluded addresses cannot call this function");
(uint256 rAmount,,,,,,) = _getValues(tAmount, false);
_rOwned[sender] = _rOwned[sender] - rAmount;
_rTotal = _rTotal - rAmount;
_tReflectTotal = _tReflectTotal + tAmount;
}
/**
* @dev converts a tAmount into its rAmount equivalent
* @dev includes option to deduct fees
* @param tAmount the amount of tokens in the t space
* @param deductTransferFee a flag indicating if taxes should be deducted from final amount
*/
function reflectionFromToken(uint256 tAmount, bool deductTransferFee) public view returns(uint256) {
require(tAmount <= _tTotal, "Amount must be less than supply");
if (!deductTransferFee) {
(uint256 rAmount,,,,,,) = _getValues(tAmount, false);
return rAmount;
} else {
(,uint256 rTransferAmount,,,,,) = _getValues(tAmount, true);
return rTransferAmount;
}
}
/**
* @dev calculates t space token amount from an r space value
* @param rAmount the r-space value of tokens
*/
function tokenFromReflection(uint256 rAmount) public view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount / currentRate;
}
function _approve(address owner, address spender, uint256 amount) private {
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);
}
function burn(uint256 amount) external {
require(balanceOf(msg.sender) >= amount, "Can't burn");
_burn(msg.sender, amount);
}
function _burn(address sender, uint256 amount) internal {
if (_isExcluded[sender]) {
_transferBothExcluded(sender, address(0), amount, false);
} else {
_transferToExcluded(sender, address(0), amount, false);
}
}
/**
* @dev Internal transfer functions. Selects the correct transfer based on exclusion of participants
* @param sender The address to send tokens from.
* @param recipient The address to receive the tokens.
* @param amount The amount of tokens to send.
*/
function _transfer(address sender, address recipient, uint256 amount) private {
require(sender != address(0), "ERC20: transfer from the zero address");
require(amount >= 100, "Transfer amount must be greater than 100");
if (recipient == address(0)) {
//BURN TIME!
_burn(sender, amount);
return;
}
bool addFees = true;
if (!feesEnabled) {
addFees = false;
} else if (_isExcludedFromFees[sender] || _isExcludedFromFees[recipient]) {
addFees = false;
}
if (_isExcluded[sender] && !_isExcluded[recipient]) {
_transferFromExcluded(sender, recipient, amount, addFees);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) {
_transferToExcluded(sender, recipient, amount, addFees);
} else if (!_isExcluded[sender] && !_isExcluded[recipient]) {
_transferStandard(sender, recipient, amount, addFees);
} else if (_isExcluded[sender] && _isExcluded[recipient]) {
_transferBothExcluded(sender, recipient, amount, addFees);
} else {
_transferStandard(sender, recipient, amount, addFees);
}
}
/**
* @dev Internal function that transfers tokens according to exclusion rules.
* @dev Is called when neither sendor nor receiver are excluded
* @param sender The address to send tokens from.
* @param recipient The address to receive the tokens.
* @param tAmount The amount of tokens to send.
*/
function _transferStandard(address sender, address recipient, uint256 tAmount, bool _fees) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 rReflect, uint256 tReflect) = _getValues(tAmount, _fees);
// balance limit
if (maxTransferEnabled && !_isExcludedFromMax[recipient]) {
require(tAmount <= maxTransfer, "balance exceeds limit");
}
_rOwned[sender] = _rOwned[sender] - rAmount;
_rOwned[recipient] = _rOwned[recipient] + rTransferAmount;
if (_fees) {
_reflectFee(rReflect, tReflect);
_addToDev(rFee, tFee, sender);
}
emit Transfer(sender, recipient, tTransferAmount);
}
/**
* @dev Internal function that transfers when only the receiver is excluded from reflections.
* @param sender The address to send tokens from.
* @param recipient The address to receive the tokens.
* @param tAmount The amount of tokens to send.
*/
function _transferToExcluded(address sender, address recipient, uint256 tAmount, bool _fees) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 rReflect, uint256 tReflect) = _getValues(tAmount, _fees);
// balance limit
if (maxTransferEnabled && !_isExcludedFromMax[recipient]) {
require(tAmount <= maxTransfer, "balance exceeds limit");
}
_rOwned[sender] = _rOwned[sender] - rAmount;
_tOwned[recipient] = _tOwned[recipient] + tTransferAmount;
_rOwned[recipient] = _rOwned[recipient] + rTransferAmount;
// Add to totalExcluded;
if (_fees) {
_reflectFee(rReflect, tReflect);
_addToDev(rFee, tFee, sender);
}
emit Transfer(sender, recipient, tTransferAmount);
}
/**
* @dev Internal function that transfers when only the sender is excluded from reflections.
* @param sender The address to send tokens from.
* @param recipient The address to receive the tokens.
* @param tAmount The amount of tokens to send.
*/
function _transferFromExcluded(address sender, address recipient, uint256 tAmount, bool _fees) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 rReflect, uint256 tReflect) = _getValues(tAmount, _fees);
// balance limit
if (maxTransferEnabled && !_isExcludedFromMax[recipient]) {
require(tAmount <= maxTransfer, "balance exceeds limit");
}
_tOwned[sender] = _tOwned[sender] - tAmount;
_rOwned[sender] = _rOwned[sender] - rAmount;
_rOwned[recipient] = _rOwned[recipient] + rTransferAmount;
// remove from totalExcluded;
if (_fees) {
_reflectFee(rReflect, tReflect);
_addToDev(rFee, tFee, sender);
}
emit Transfer(sender, recipient, tTransferAmount);
}
/**
* @dev Internal function that transfers when both sender and receiver are excluded from reflections.
* @notice taxes are omitted in this scenario only
* @param sender The address to send tokens from.
* @param recipient The address to receive the tokens.
* @param tAmount The amount of tokens to send.
*/
function _transferBothExcluded(address sender, address recipient, uint256 tAmount, bool _fees) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 rReflect, uint256 tReflect) = _getValues(tAmount, _fees);
// balance limit
if (maxTransferEnabled && !_isExcludedFromMax[recipient]) {
require(tAmount <= maxTransfer, "balance exceeds limit");
}
_tOwned[sender] = _tOwned[sender] - tAmount;
_rOwned[sender] = _rOwned[sender] - rAmount;
_tOwned[recipient] = _tOwned[recipient] + tTransferAmount;
_rOwned[recipient] = _rOwned[recipient] + rTransferAmount;
if (_fees) {
// remove from totalExcluded;
_reflectFee(rReflect, tReflect);
_addToDev(rFee, tFee, sender);
}
// if fees are not applied, amount = transferAmount, therefore tExcluded and rExcluded does not chage
emit Transfer(sender, recipient, tTransferAmount);
}
/**
* @dev Adds the fee to the dev account.
* @param rFee The fee amount in r space.
* @param tFee The fee amount in t space.
*/
function _addToDev(uint256 rFee, uint256 tFee, address sender) internal {
address _dev = dev;
if (_isExcluded[_dev]) {
_tOwned[_dev] = _tOwned[_dev] + tFee;
}
_rOwned[_dev] = _rOwned[_dev] + rFee;
emit Transfer(sender, _dev, tFee);
}
/**
* @dev subtracts rReflect from rTotal to distribute reflections to all holders via deflationary mechanism
*/
function _reflectFee(uint256 rReflect, uint256 tReflect) private {
_rTotal = _rTotal - rReflect;
_tReflectTotal = _tReflectTotal + tReflect;
}
/**
* @dev Calculates and returns values related to transactions and reflections.
* @param tAmount The amount of tokens.
* @return The calculated values.
*/
function _getValues(uint256 tAmount, bool _fees) private view returns (uint256, uint256, uint256, uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tFee, uint256 tReflect) = _getTValues(tAmount, _fees);
uint256 currentRate = _getRate();
// (uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 rReflect) = _getRValues(tAmount, tFee, currentRate, tReflect);
uint256[4] memory tItems = [tAmount, tFee, tReflect, currentRate];
uint256[4] memory rValues = _getRValues( tItems, _fees);
// rAmount , rTransferAmount, rFee, , tTransfer, tFee, rReflect
return (rValues[0], rValues[3], rValues[1], tTransferAmount, tFee, rValues[2], tReflect);
}
/**
* @dev returns devFee amount, reflect amount, and final transfer amount, all in the tSpace. Calculated from tAmount
*/
function _getTValues(uint256 tAmount, bool _fees) private view returns (uint256, uint256, uint256) {
uint256 tFee = 0;
uint256 tReflect = 0;
uint256 tTransferAmount = tAmount;
if (_fees) {
tFee = tAmount * feeRate / 100;
tReflect = tAmount * reflectRate / 100;
tTransferAmount = tTransferAmount - tFee - tReflect;
}
return (tTransferAmount, tFee, tReflect);
}
/**
* @dev returns values in the rSpace calculated from tSpace inputs
*/
// items[0] = tAmount, items[1] = tFee, items[2] = tReflect items[3] = currentRate
function _getRValues(uint256[4] memory items, bool _fees) private pure returns (uint256[4] memory results) {
// rAmount
results[0] = items[0] * items[3];
if (!_fees) {
// rFee
results[1] = 0;
// rReflect
results[2] = 0;
// rTransferAmount
results[3] = results[0];
} else {
// rFee
results[1] = items[1] * items[3];
// rReflect
results[2] = items[2] * items[3];
// rTransferAmount
results[3] = results[0] - results[1] - results[2];
}
}
/**
* @dev Calculates the current reflection rate based on the total supply and reflection supply.
* @return The current reflection rate.
*/
function _getRate() private view returns(uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply / tSupply;
}
/**
* @dev Calculates the current reflection supply and token supply, considering excluded addresses.
* @return The current reflection supply and token supply.
*/
function _getCurrentSupply() private view returns(uint256, uint256) {
uint256 rSupply = _rTotal;
uint256 tSupply = _tTotal;
for (uint256 i = 0; i < _excluded.length; i++) {
if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply)
return (_rTotal, _tTotal);
rSupply = rSupply - _rOwned[_excluded[i]];
tSupply = tSupply - _tOwned[_excluded[i]];
}
if (rSupply < _rTotal / _tTotal) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}
// Owner Functions
/**
* @dev flips the feesEnabled flag. If false, all fees are omitted from transfers
*/
function flipFees() external onlyOwner {
feesEnabled = !feesEnabled;
}
/**
* @dev changes address of "dev" account that collects fee
* @param newDev address of fee collection account
*/
function changeDev(address newDev) external onlyOwner {
require(newDev != address(0), "invalid");
dev = newDev;
}
/**
* @dev enables and sets a maximum holder balance
* @param _max the maximum amount an account can hold.
*/
function enableMaxTransfer(uint256 _max) external onlyOwner {
maxTransfer = _max;
maxTransferEnabled = true;
require(maxTransfer >= _tTotal / 1000, "Invalid");
}
/**
* @dev Disables the maximum balance restriction
*/
function disableMaxTransfer() external onlyOwner {
maxTransferEnabled = false;
}
/**
* @dev updates the distribution of taxes.
* @notice both params must add to 100. only whole percentages supported
* @param newFee updates the dev fee percentage.
* @param newReflect updates the reflection percentage
*/
function changeTaxes(uint256 newFee, uint256 newReflect) external onlyOwner {
require(newFee > 0 && newReflect > 0 && newFee + newReflect <= 10, "Invalid");
feeRate = newFee;
reflectRate = newReflect;
}
/**
* @dev Excludes an account from fee and reflection calculations, used for special addresses like owners and liquidity pools.
* @param account Address to be excluded.
*/
function excludeAccount(address account) public onlyOwner() {
require(!_isExcluded[account], "Account is already excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}
/**
* @dev Includes an account back into fee and reflection calculations.
* @param account Address to be included.
*/
function includeAccount(address account) external onlyOwner() {
require(account != address(0), "cannot include burn address");
require(_isExcluded[account], "Account is already excluded");
for (uint256 i = 0; i < _excluded.length; i++) {
if (_excluded[i] == account) {
_excluded[i] = _excluded[_excluded.length - 1];
_tOwned[account] = 0;
_isExcluded[account] = false;
_excluded.pop();
break;
}
}
}
function excludeFromFees(address user) public onlyOwner {
_isExcludedFromFees[user] = true;
}
function excludeFromMax(address user) public onlyOwner {
_isExcludedFromMax[user] = true;
}
function includeToFees(address user) public onlyOwner {
_isExcludedFromFees[user] = false;
}
function includeToMax(address user) public onlyOwner {
_isExcludedFromMax[user] = false;
}
/**
* @dev Pauses movement of tokens if isPaused is true
*/
function flipPause() external onlyOwner() {
isPaused = !isPaused;
}
// modifiers
modifier checkPause() {
require(!isPaused, "Cannot move tokens at this time");
_;
}
}
{
"compilationTarget": {
"PrometheumProdigy.sol": "PrometheumProdigy"
},
"evmVersion": "paris",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
}
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