文件 1 的 1：IMG_DIVIDEND.sol
pragma solidity ^0.8.28;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
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
);
}
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(
address indexed previousOwner,
address indexed newOwner
);
constructor() {
_setOwner(_msgSender());
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
_setOwner(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(
newOwner != address(0),
"Ownable: new owner is the zero address"
);
_setOwner(newOwner);
}
function _setOwner(address newOwner) private {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
}
interface IREWARD {
function setShare(address shareholder, uint256 amount) external;
function deposit() external payable;
}
interface IRouter{
function WETH() external pure returns (address);
function swapExactETHForTokensSupportingFeeOnTransferTokens(
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external payable;
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
}
abstract contract ReentrancyGuard {
uint256 private constant NOT_ENTERED = 1;
uint256 private constant ENTERED = 2;
uint256 private _status;
error ReentrancyGuardReentrantCall();
constructor() {
_status = NOT_ENTERED;
}
modifier nonReentrant() {
_nonReentrantBefore();
_;
_nonReentrantAfter();
}
function _nonReentrantBefore() private {
if (_status == ENTERED) {
revert ReentrancyGuardReentrantCall();
}
_status = ENTERED;
}
function _nonReentrantAfter() private {
_status = NOT_ENTERED;
}
function _reentrancyGuardEntered() internal view returns (bool) {
return _status == ENTERED;
}
}
contract IMG_DIVIDEND is IREWARD, ReentrancyGuard, Ownable {
using SafeMath for uint256;
address public _token;
IRouter public router;
address[7] public _rewardTokens;
address private WETH;
struct Share {
uint256 amount;
uint256 totalExcluded;
uint256 totalRealised;
uint256 reserved;
}
mapping (address => Share) public shares;
uint256 public totalShares;
uint256 public totalDividends;
uint256 public totalDistributed;
uint256 public dividendsPerShare;
uint256 public totalReserved;
uint256 public dividendsPerShareAccuracyFactor = 10 ** 36;
mapping (address => mapping (address => uint256)) public userRewardRecord;
mapping (address => uint256) public tokenPayouts;
bool public ActivateDividend;
modifier onlyToken() {
require(msg.sender == _token);
_;
}
event rewardTransferred(address _tokenAddress, uint256 _tokenAmount, uint256 _ethValue, uint256 _timestamp);
constructor() {
router = IRouter(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
WETH = router.WETH();
initalizeTokens();
}
function initalizeTokens() internal {
_rewardTokens[0] = address(0x6982508145454Ce325dDbE47a25d4ec3d2311933);
_rewardTokens[1] = address(0x812Ba41e071C7b7fA4EBcFB62dF5F45f6fA853Ee);
_rewardTokens[2] = address(0xE0f63A424a4439cBE457D80E4f4b51aD25b2c56C);
_rewardTokens[3] = address(0xaaeE1A9723aaDB7afA2810263653A34bA2C21C7a);
_rewardTokens[4] = address(0xB90B2A35C65dBC466b04240097Ca756ad2005295);
_rewardTokens[5] = address(0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2);
_rewardTokens[6] = address(0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48);
}
function updateRewardTokens(uint _pid, address _rewardToken) external onlyOwner {
_rewardTokens[_pid] = address(_rewardToken);
}
function setShare(address shareholder, uint256 amount) external override onlyToken {
if(!ActivateDividend) return;
if(shares[shareholder].amount > 0){
distributeDividend(shareholder);
}
totalShares = totalShares.sub(shares[shareholder].amount).add(amount);
shares[shareholder].amount = amount;
shares[shareholder].totalExcluded = getCumulativeDividends(shares[shareholder].amount);
}
function deposit() external payable override onlyToken {
uint256 amount = msg.value;
totalDividends = totalDividends.add(amount);
dividendsPerShare = dividendsPerShare.add(dividendsPerShareAccuracyFactor.mul(amount).div(totalShares));
}
function distributeDividend(address shareholder) internal {
if(shares[shareholder].amount == 0){ return; }
uint256 amount = calEarning(shareholder);
if(amount > 0){
totalDistributed = totalDistributed.add(amount);
shares[shareholder].reserved += amount;
totalReserved += amount;
shares[shareholder].totalRealised = shares[shareholder].totalRealised.add(amount);
shares[shareholder].totalExcluded = getCumulativeDividends(shares[shareholder].amount);
}
}
function getUnpaidEarning(address shareholder) public view returns (uint256) {
uint calReward = calEarning(shareholder);
uint reservedReward = shares[shareholder].reserved;
return calReward.add(reservedReward);
}
function setToken(address _tk) external onlyOwner {
_token = _tk;
}
function setRouter(address _newRouter) external onlyOwner {
router = IRouter(_newRouter);
}
function claimChoice(uint256[7] memory _percentage) external nonReentrant() {
uint sumTotal = _percentage[0].add(_percentage[1]).add(_percentage[2]).add(_percentage[3]).add(_percentage[4]).add(_percentage[5]).add(_percentage[6]);
require(sumTotal == 100, 'Sum MisMatch!');
address user = msg.sender;
distributeDividend(user);
uint subtotal = shares[user].reserved;
if(subtotal > 0) {
shares[user].reserved = 0;
totalReserved = totalReserved.sub(subtotal);
for(uint i = 0; i < _percentage.length; i++) {
uint buyvalue = subtotal.mul(_percentage[i]).div(100);
if(buyvalue == 0) continue;
if(_rewardTokens[i] != address(WETH)) {
address[] memory path = new address[](2);
path[0] = router.WETH();
path[1] = address(_rewardTokens[i]);
uint256 initialBalance = IERC20(_rewardTokens[i]).balanceOf(user);
router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: buyvalue}(
0,
path,
address(user),
block.timestamp
);
uint256 recievedBalance = IERC20(_rewardTokens[i]).balanceOf(user).sub(initialBalance);
userRewardRecord[user][_rewardTokens[i]] += recievedBalance;
tokenPayouts[_rewardTokens[i]] += recievedBalance;
emit rewardTransferred(_rewardTokens[i], recievedBalance, buyvalue, block.timestamp);
}
else {
payable(user).transfer(buyvalue);
userRewardRecord[user][_rewardTokens[i]] += buyvalue;
tokenPayouts[_rewardTokens[i]] += buyvalue;
emit rewardTransferred(_rewardTokens[i], buyvalue, buyvalue, block.timestamp);
}
}
}
}
function calEarning(address shareholder) internal view returns (uint256) {
if(shares[shareholder].amount == 0){ return 0; }
uint256 shareholderTotalDividends = getCumulativeDividends(shares[shareholder].amount);
uint256 shareholderTotalExcluded = shares[shareholder].totalExcluded;
if(shareholderTotalDividends <= shareholderTotalExcluded){ return 0; }
return shareholderTotalDividends.sub(shareholderTotalExcluded);
}
function getCumulativeDividends(uint256 share) internal view returns (uint256) {
return share.mul(dividendsPerShare).div(dividendsPerShareAccuracyFactor);
}
receive() external payable {}
function enableDividend() external onlyOwner {
require(!ActivateDividend,'404');
ActivateDividend = true;
}
function rescueFunds() external onlyOwner {
(bool os,) = payable(msg.sender).call{value: address(this).balance}("");
require(os,"Transaction Failed!!");
}
function rescueTokens(address _tokenAddress,address recipient,uint _amount) external onlyOwner {
(bool success, ) = address(_tokenAddress).call(abi.encodeWithSignature('transfer(address,uint256)', recipient, _amount));
require(success, 'Token payment failed');
}
}{
"compilationTarget": {
"IMG_DIVIDEND.sol": "IMG_DIVIDEND"
},
"evmVersion": "cancun",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
}
