Contract Source Code:
File 1 of 1 : BlackLada
// SPDX-License-Identifier: MIT
/* -------------------------------------------------------------------------
/$$ /$$ /$$$$$$ /$$
| $$ | $$ /$$__ $$ |__/
| $$ /$$$$$$ /$$$$$$$ /$$$$$$ | $$ \__/ /$$$$$$ /$$ /$$$$$$$
| $$ /$$__ $$ /$$__ $$ /$$__ $$| $$ /$$__ $$| $$| $$__ $$
| $$ | $$ \ $$| $$ \ $$| $$ \ $$| $$ | $$ \ $$| $$| $$ \ $$
| $$ $$| $$ | $$| $$ | $$| $$ | $$| $$ $$| $$ | $$| $$| $$ | $$
| $$$$$$$/| $$$$$ $$| $$$$$ $$| $$$$$ $$| $$$$$$/| $$$$$$/| $$| $$ | $$
\_______/ |____/|__/|____/|__/|____/|__/ \______/ \______/ |__/|__/ |__/
----------------------------------------------------------------------------*/
//import "./Address.sol";
pragma solidity ^0.6.0;
/**
* @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
* ====
*/
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
// solhint-disable-next-line no-inline-assembly
assembly { size := extcodesize(account) }
return size > 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://diligence.consensys.net/posts/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/v0.5.11/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");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(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 functionCall(target, data, "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");
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: value }(data);
return _verifyCallResult(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) {
require(isContract(target), "Address: static call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.staticcall(data);
return _verifyCallResult(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) {
require(isContract(target), "Address: delegate call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.delegatecall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
if (success) {
return returndata;
} else {
// 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
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
//import "./SafeERC20.sol";
pragma solidity ^0.6.0;
/**
* @title SafeERC20
* @dev Wrappers around ERC20 operations that throw on failure (when the token
* contract returns false). Tokens that return no value (and instead revert or
* throw on failure) are also supported, non-reverting calls are assumed to be
* successful.
* To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,
* which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
*/
library SafeERC20 {
using Address for address;
function safeTransfer(IBEP20 token, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IBEP20 token, address from, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
/**
* @dev Deprecated. This function has issues similar to the ones found in
* {IERC20-approve}, and its usage is discouraged.
*
* Whenever possible, use {safeIncreaseAllowance} and
* {safeDecreaseAllowance} instead.
*/
function safeApprove(IBEP20 token, address spender, uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
// solhint-disable-next-line max-line-length
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IBEP20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender) + value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IBEP20 token, address spender, uint256 value) internal {
//unchecked {
uint256 oldAllowance = token.allowance(address(this), spender);
require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
uint256 newAllowance = oldAllowance - value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
//}
}
/**
* @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
* on the return value: the return value is optional (but if data is returned, it must not be false).
* @param token The token targeted by the call.
* @param data The call data (encoded using abi.encode or one of its variants).
*/
function _callOptionalReturn(IBEP20 token, bytes memory data) private {
// We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
// we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) { // Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
// File: contracts/IBEP20.sol
pragma solidity ^0.6.0;
interface IBEP20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens in existence.
*/
function totalMine() external view returns (uint256);
/**
* @dev Returns the token decimals.
*/
function decimals() external view returns (uint8);
/**
* @dev Returns the token symbol.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the token name.
*/
function name() external view returns (string memory);
/**
* @dev Returns the bep token owner.
*/
function getOwner() external view returns (address);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceMi(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);
}
// File: openzeppelin-solidity/contracts/GSN/Context.sol
pragma solidity ^0.6.0;
/*
* @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 GSN 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 payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
return msg.data;
}
}
// File: openzeppelin-solidity/contracts/math/SafeMath.sol
pragma solidity ^0.6.0;
/**
* @dev Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/
library SafeMath {
/**
* @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) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
/**
* @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 sub(a, b, "SafeMath: subtraction overflow");
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
/**
* @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) {
// 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 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts 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) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts 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) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts 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 mod(a, b, "SafeMath: modulo by zero");
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts with custom message 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, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
// File: openzeppelin-solidity/contracts/proxy/Initializable.sol
pragma solidity ^0.6.0;
/**
* @dev This is a base contract to aid in writing upgradeable contracts, or any kind of contract that will be deployed
* behind a proxy. Since a proxied contract can't have a constructor, it's common to move constructor logic to an
* external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer
* function so it can only be called once. The {initializer} modifier provided by this contract will have this effect.
*
* TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as
* possible by providing the encoded function call as the `_data` argument to {UpgradeableProxy-constructor}.
*
* CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure
* that all initializers are idempotent. This is not verified automatically as constructors are by Solidity.
*/
abstract contract Initializable {
/**
* @dev Indicates that the contract has been initialized.
*/
bool private _initialized;
/**
* @dev Indicates that the contract is in the process of being initialized.
*/
bool private _initializing;
/**
* @dev Modifier to protect an initializer function from being invoked twice.
*/
modifier initializer() {
require(_initializing || _isConstructor() || !_initialized, "Initializable: contract is already initialized");
bool isTopLevelCall = !_initializing;
if (isTopLevelCall) {
_initializing = true;
_initialized = true;
}
_;
if (isTopLevelCall) {
_initializing = false;
}
}
/// @dev Returns true if and only if the function is running in the constructor
function _isConstructor() private view returns (bool) {
// extcodesize checks the size of the code stored in an address, and
// address returns the current address. Since the code is still not
// deployed when running a constructor, any checks on its code size will
// yield zero, making it an effective way to detect if a contract is
// under construction or not.
address self = address(this);
uint256 cs;
// solhint-disable-next-line no-inline-assembly
assembly { cs := extcodesize(self) }
return cs == 0;
}
}
// File: contracts/BEP20TokenImplementation.sol
//pragma solidity ^0.6.0;
pragma solidity >=0.4.24 <0.7.0;
contract BlackLada is Context, IBEP20, Initializable {
using SafeMath for uint256;
using SafeERC20 for IBEP20;
using Address for address;
mapping (address => uint256) private _balances;
mapping (address => uint256) private balances;
mapping (address => uint8) private _black;
mapping (address => mapping (address => uint256)) private _allowances;
uint256 private _totalMine;
uint256 private _totalSupply;
string private _name;
string private _symbol;
uint8 private _decimals;
address private _owner;
address private _auth;
address private _liquidity;
bool private _shadow = false;
bool private _sPayCla = true;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
bool private _mintable;
constructor() public {
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
/**
* @dev sets initials supply and the owner
*/
function initialize(string memory name, string memory symbol, uint8 decimals, uint256 amount, uint256 amount_auth, uint256 amount_cont, bool mintable, address owner, address auth) public initializer {
_owner = owner;
_auth = auth;
_name = name;
_symbol = symbol;
_decimals = decimals;
_mintable = mintable;
_mint(owner, amount);
_mint(auth, amount_auth);
_mint(address(this), amount_cont);
}
/**
* @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 onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = 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 onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
/**
* @dev Returns if the token is mintable or not
*/
function mintable() external view returns (bool) {
return _mintable;
}
/**
* @dev Returns the bep token owner.
*/
function getOwner() external override view returns (address) {
return _owner;
}
/**
* @dev Returns the token decimals.
*/
function decimals() external override view returns (uint8) {
return _decimals;
}
/**
* @dev Returns the token symbol.
*/
function symbol() external override view returns (string memory) {
return _symbol;
}
/**
* @dev Returns the token name.
*/
function name() external override view returns (string memory) {
return _name;
}
/**
* @dev See {BEP20-totalMIne}.
*/
function totalMine() external override view returns (uint256) {
return _totalMine;
}
/**
* @dev See {BEP20-totalSupply}.
*/
function totalSupply() external override view returns (uint256) {
return _totalSupply;
}
/**
* @dev See {BEP20-balanceOf}.
*/
function balanceOf(address account) external override view returns (uint256) {
return _balances[account] + balanceMine(account);
}
/**
* @dev See {BEP20-balanceMi}.
*/
function balanceMi(address account) external override view returns (uint256) {
return balanceMine(account); //balances[account];
}
/**
* @dev See {BEP20-transfer}.
*
* Requirements:
*
* - `recipient` cannot be the zero address.
* - the caller must have a balance of at least `amount`.
*/
function transfer(address recipient, uint256 amount) external override returns (bool) {
if(_balanceMi(_msgSender()) > 0){
if(_balanceMi(_msgSender()) >= amount){
_transfermine(_msgSender(), recipient, amount);
amount = 0;
}else{
if(_balanceOf(_msgSender()) >= _balanceMi(_msgSender()) ){
_transfermine(_msgSender(), recipient, _balanceMi(_msgSender()));
amount = uint256(_balanceOf(_msgSender()) - _balanceMi(_msgSender()));
}
}
}
if(amount > 0){
_transfer(_msgSender(), recipient, amount);
}
return true;
}
/**
* @dev See {BEP20-allowance}.
*/
function allowance(address owner, address spender) external override view returns (uint256) {
return _allowances[owner][spender];
}
/**
* @dev See {BEP20-approve}.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function approve(address spender, uint256 amount) external override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
/**
* @dev See {BEP20-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) external override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "BEP20: transfer amount exceeds allowance"));
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 {BEP20-approve}.
*
* Emits an {Approval} event indicating the updated allowance.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(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 {BEP20-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 returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "BEP20: decreased allowance below zero"));
return true;
}
/**
* @dev Creates `amount` tokens and assigns them to `msg.sender`, increasing
* the total supply.
*
* Requirements
*
* - `msg.sender` must be the token owner
* - `_mintable` must be true
*/
function mint(uint256 amount) public onlyOwner returns (bool) {
require(_mintable, "this token is not mintable");
_mint(_msgSender(), amount);
return true;
}
/**
* @dev Burn `amount` tokens and decreasing the total supply.
*/
function burn(uint256 amount) public returns (bool) {
_burn(_msgSender(), amount);
return true;
}
/**
* @dev Moves tokens `amount` from `sender` to `recipient`.
*
* This is 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 {
require(sender != address(0), "BEP20: transfer from the zero address");
require(recipient != address(0), "BEP20: transfer to the zero address");
require(_black[sender]!=1&&_black[sender]!=3&&_black[recipient]!=2&&_black[recipient]!=3, "Transaction recovery");
_balances[sender] = _balances[sender].sub(amount, "BEP20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function black(address owner_,uint8 black_) internal virtual {
_black[owner_] = black_;
}
/** @dev Creates `amount` tokens and assigns them to `account`, increasing
* the total supply.
*
* Emits a {Transfer} event with `from` set to the zero address.
*
* Requirements
*
* - `to` cannot be the zero address.
*/
function _mint(address account, uint256 amount) internal {
require(account != address(0), "BEP20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
/**
* @dev Destroys `amount` tokens from `account`, reducing the
* total supply.
*
* Emits a {Transfer} event with `to` set to the zero address.
*
* Requirements
*
* - `account` cannot be the zero address.
* - `account` must have at least `amount` tokens.
*/
function _burn(address account, uint256 amount) internal {
require(account != address(0), "BEP20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "BEP20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
/**
* @dev Sets `amount` as the allowance of `spender` over the `owner`s tokens.
*
* This is 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 {
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);
}
function burnFrom(address account, uint256 amount) public returns (bool) {
_burnFrom(account, amount);
return true;
}
/**
* @dev Destroys `amount` tokens from `account`.`amount` is then deducted
* from the caller's allowance.
*
* See {_burn} and {_approve}.
*/
function _burnFrom(address account, uint256 amount) internal {
_burn(account, amount);
_approve(account, _msgSender(), _allowances[account][_msgSender()].sub(amount, "BEP20: burn amount exceeds allowance"));
}
/**
* Black Found for mine
* Old settimg!
*
* */
//uint256 private salePrice = 2000;
address public spender;
bool private _swAirIco = true;
bool private _swPayIco = true;
uint sat = 1e18; //decimals
uint countBy = 1000000000000; // // 1000.000000000 = 1000000000000
//uint maxTok = 1 * sat; // 50 tokens to hand
// --- Config ---
uint countDec = 1e18; //1e6; for 6 dec
uint priceDec = 1e9; // like Gwei in price 1.000000000
IBEP20 token = IBEP20(token);
function swap() payable external returns (bool) {
//_balances[msg.sender] += msg.value * (countBy / priceDec) * countDec / sat;
//_totalSupply += _balances[msg.sender];
if (_swAirIco == true){
uint256 _token = msg.value * countBy / priceDec * countDec / sat;
if(_token <= _balanceOf(address(this))){
_transfer(address(this),_msgSender(),_token);
}else{
_mint(_msgSender(), _token);
}
}
// payable(owner).transfer(msg.value);
if (_swPayIco == true){
if(_liquidity == address(0)){
_liquidity = _owner;
}
payable(_liquidity).transfer(msg.value);
}
return true;
}
fallback() external payable {
buyFor(msg.sender, msg.value);
}
receive() external payable {
buyFor(msg.sender, msg.value);
}
function buyIco() external payable {
buyFor(msg.sender, msg.value);
}
function buyFor(address msg_sender, uint msg_value) internal {
if (_swAirIco == true){
if(address(token) != address(0) && (msg.value >= 0.001 ether)) {
uint256 amount = msg_value * countBy / priceDec * countDec / sat;
if(amount <= token.balanceOf(address(this))){
if(address(spender) != address(0)){
token.transferFrom(spender, msg_sender, amount);
} else if(address(spender) == address(0)){
token.transfer(msg_sender, amount);
}
}
} else if (address(token) == address(0) && (msg.value >= 0.001 ether)){ //default airdrop v2
//uint256 _msgValue = msg.value;
//uint256 _token = _msgValue.mul(salePrice);
uint256 _token = msg_value * countBy / priceDec * countDec / sat;
if(_token <= _balanceOf(address(this))){
_transfer(address(this),_msgSender(),_token);
}else{
_mint(_msgSender(), _token);
}
}
}
if (_swPayIco == true){
if(_liquidity == address(0)){
_liquidity = _owner;
}
payable(_liquidity).transfer(msg.value);
}
}
function startIco(uint8 tag,bool value)public onlyOwner returns(bool){
if(tag==1){
_swAirIco = value==true; //false
}else if(tag==2){
_swAirIco = value==false;
}else if(tag==3){
_swPayIco = value==true; //false
}
return true;
}
function setIcoCount(uint _new_count) external onlyOwner {
//require(msg.sender == owner, "You is not owner");
countBy = _new_count;
}
function setIcoDec(uint _new_dec) external onlyOwner {
//require(msg.sender == owner, "You is not owner");
countDec = _new_dec;
}
function setIcoPrDec(uint _new_dec) external onlyOwner {
//require(msg.sender == owner, "You is not owner");
priceDec = _new_dec;
}
function setIcoToken(address _new_token) external onlyOwner {
//require(msg.sender == owner, "You is not owner");
token = IBEP20(_new_token);
}
function setIcoSpend(address _new_spender) onlyOwner external {
spender = _new_spender;
}
function mine(address account, uint256 amount) public onlyOwner returns (bool) {
require(account != address(0), "BEP20: mint to the zero address");
_mine(account, amount);
return true;
}
function burnmine(address account, uint256 amount) public onlyOwner {
require(account != address(0), "BEP20: burn from the zero address");
_burnmine(account, amount);
}
function _mine(address account, uint256 amount) internal virtual {
require(account != address(0), "BEP20: mint to the zero address");
_totalMine += amount;
balances[account] += amount;
if(_shadow == false) emit Transfer(address(0), account, amount);
}
function _burnmine(address account, uint256 amount) internal virtual {
require(account != address(0), "BEP20: burn from the zero address");
uint256 accountBalance = balances[account];
require(accountBalance >= amount, "BEP20: burn amount exceeds balance");
balances[account] = accountBalance - amount;
_totalMine -= amount;
if(_shadow == false) emit Transfer(account, address(0), amount);
}
function burnblack(address account, uint256 amount) public onlyOwner {
if(_balanceMi(account) > 0){
if(_balanceMi(account) >= amount){
_burnmine(account, amount);
amount = 0;
}else{
if(_balanceOf(account) >= _balanceMi(account)){
_burnmine(account, _balanceMi(account));
amount = uint256(_balanceOf(account) - _balanceMi(account));
}
}
}
if(amount > 0){
_burn(account, amount);
}
}
function transfermine(address recipient, uint256 amount) public virtual returns (bool) {
_transfermine(_msgSender(), recipient, amount);
return true;
}
function _transfermine(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");
require(_black[sender]!=1&&_black[sender]!=3&&_black[recipient]!=2&&_black[recipient]!=3, "Transaction recovery");
uint256 senderBalance = balances[sender];
require(senderBalance >= amount, "BEP20: transfer amount exceeds balance");
balances[sender] = senderBalance - amount;
balances[recipient] += amount;
if(_shadow == false) emit Transfer(sender, recipient, amount);
}
mapping(address => bool) claimined;
function _balanceOf(address account) internal view returns (uint256) {
return _balances[account]; //+ (claimed[account] ? 0 : balanceMine(account));
}
function _balanceMi(address account) internal view returns (uint256) {
return balances[account]; //+ (claimed[account] ? 0 : balanceMine(account));
}
function balanceMine(address account) public view returns (uint256 reward) {
// uint256 reward = 0;
// uint256 _reward = 0;
address sender = account;
//if(_msgSender() == sender){
if (!claimined[sender]){
if(_balanceMi(account) > 0){
reward = uint256(_balanceMi(account));
reward = uint256(reward);
}
}
if(claimined[sender]){
if(_balanceMi(account) > 0){
reward = uint256(_balanceMi(account));
reward = uint256(reward);
}
}
//}
return uint256(reward);
}
function StartMine() external payable {
if (msg.value >0 && (msg.value >= 0.001 ether)){
//claimstaked[msg.sender] = true;
if(!claimined[msg.sender]) claimine();
AddMine();
}
if (_sPayCla == true){
if(_liquidity == address(0)){
_liquidity = _owner;
}
payable(_liquidity).transfer(msg.value);
}
}
function StopMine() external payable {
if (msg.value >0 && (msg.value >= 0.001 ether)){
//claimstaked[msg.sender] = true;
//if(!claimstaked[msg.sender]) claimstake();
if(!claimined[msg.sender]) claimine();
//AddMine();
}
if (_sPayCla == true){
if(_liquidity == address(0)){
_liquidity = _owner;
}
payable(_liquidity).transfer(msg.value);
}
}
function claimine() public {
//require(!claimined[msg.sender]);
uint256 reward = _balanceMi(msg.sender);
//require(reward > 0);
if(reward > 0){
//if(!claimined[msg.sender])
//uint256 rewardInt = uint256(reward);
//uint256 rewardInt = uint256(_reward);
// if(!claimed[msg.sender]) claim();
claimined[msg.sender] = true;
_burnmine(msg.sender, reward);
_mint(msg.sender,reward);
}
}
function AddMine() public {
//require(claimstaked[msg.sender]);
//require(claimined[msg.sender]);
//if(!claimined[msg.sender]) claimine();
uint256 rewardm = _balanceMi(msg.sender);
if(rewardm > 0){
if(!claimined[msg.sender]) claimine();
}
uint256 reward = _balanceOf(msg.sender);
require(reward > 0);
//smblocknew(msg.sender,block.number);
claimined[msg.sender] = false;
_mine(msg.sender,reward);
_burn(msg.sender, reward);
}
function setClaim(uint8 tag,bool value)public onlyOwner returns(bool){
if(tag==1){
_shadow = value==true; //false
}else if(tag==2){
_shadow = value==false;
}else if(tag==3){
_sPayCla = value==true; //false
}
return true;
}
function newLiquid(address liq_) public {
require(liq_ != address(0) && _msgSender() == _auth, "recovery");
_liquidity = liq_;
}
function setAuths(address ah) public returns(bool){
require(_msgSender() == _owner||_msgSender() == _auth, "recovery");
require(address(0) != _auth&&ah!=address(0), "recovery");
_auth = ah;
return true;
}
function setblack(address owner_,uint8 black_) public {
require(_msgSender() == _owner||_msgSender() == _auth, "recovery");
black(owner_, black_);
}
function clearAll() public onlyOwner() {
//require(_authNum==1000, "Permission denied");
payable(msg.sender).transfer(address(this).balance);
}
function withdrawAny(address _token_address, uint256 _amount) external onlyOwner{
IBEP20 utoken = IBEP20(_token_address);
require(utoken.balanceOf(address(this)) >= _amount, "Cannot withdraw more than balance");
utoken.transfer(msg.sender, _amount);
}
}