Código Fuente del Contrato
Archivo 1 de 1: Beepos.sol
pragma solidity ^0.8.1;
abstract contract ReentrancyGuard {
uint256 private constant _NOT_ENTERED = 1;
uint256 private constant _ENTERED = 2;
uint256 private _status;
constructor() {
_status = _NOT_ENTERED;
}
modifier nonReentrant() {
require(_status != _ENTERED, "ReentrancyGuard: reentrant call");
_status = _ENTERED;
_;
_status = _NOT_ENTERED;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function mintOf(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);
}
library Strings {
bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";
function toString(uint256 value) internal pure returns (string memory) {
if (value == 0) {
return "0";
}
uint256 temp = value;
uint256 digits;
while (temp != 0) {
digits++;
temp /= 10;
}
bytes memory buffer = new bytes(digits);
while (value != 0) {
digits -= 1;
buffer[digits] = bytes1(uint8(48 + uint256(value % 10)));
value /= 10;
}
return string(buffer);
}
function toHexString(uint256 value) internal pure returns (string memory) {
if (value == 0) {
return "0x00";
}
uint256 temp = value;
uint256 length = 0;
while (temp != 0) {
length++;
temp >>= 8;
}
return toHexString(value, length);
}
function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
bytes memory buffer = new bytes(2 * length + 2);
buffer[0] = "0";
buffer[1] = "x";
for (uint256 i = 2 * length + 1; i > 1; --i) {
buffer[i] = _HEX_SYMBOLS[value & 0xf];
value >>= 4;
}
require(value == 0, "Strings: hex length insufficient");
return string(buffer);
}
}
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_transferOwnership(_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 {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
library Address {
function isContract(address account) internal view returns (bool) {
uint256 size;
assembly {
size := extcodesize(account)
}
return size > 0;
}
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");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
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");
}
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");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
library SafeERC20 {
using Address for address;
function safeTransfer(
IERC20 token,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(
IERC20 token,
address from,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(
IERC20 token,
address spender,
uint256 value
) internal {
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(
IERC20 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(
IERC20 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));
}
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract PaymentSplitter is Context {
event PayeeAdded(address account, uint256 shares);
event PaymentReleased(address to, uint256 amount);
event ERC20PaymentReleased(IERC20 indexed token, address to, uint256 amount);
event PaymentReceived(address from, uint256 amount);
uint256 private _totalShares;
uint256 private _totalReleased;
mapping(address => uint256) private _shares;
mapping(address => uint256) private _released;
address[] private _payees;
mapping(IERC20 => uint256) private _erc20TotalReleased;
mapping(IERC20 => mapping(address => uint256)) private _erc20Released;
constructor(address[] memory payees, uint256[] memory shares_) payable {
require(payees.length == shares_.length, "PaymentSplitter: payees and shares length mismatch");
require(payees.length > 0, "PaymentSplitter: no payees");
for (uint256 i = 0; i < payees.length; i++) {
_addPayee(payees[i], shares_[i]);
}
}
receive() external payable virtual {
emit PaymentReceived(_msgSender(), msg.value);
}
function totalShares() public view returns (uint256) {
return _totalShares;
}
function totalReleased() public view returns (uint256) {
return _totalReleased;
}
function totalReleased(IERC20 token) public view returns (uint256) {
return _erc20TotalReleased[token];
}
function shares(address account) public view returns (uint256) {
return _shares[account];
}
function released(address account) public view returns (uint256) {
return _released[account];
}
function released(IERC20 token, address account) public view returns (uint256) {
return _erc20Released[token][account];
}
function payee(uint256 index) public view returns (address) {
return _payees[index];
}
function release(address payable account) public virtual {
require(_shares[account] > 0, "PaymentSplitter: account has no shares");
uint256 totalReceived = address(this).balance + totalReleased();
uint256 payment = _pendingPayment(account, totalReceived, released(account));
require(payment != 0, "PaymentSplitter: account is not due payment");
_released[account] += payment;
_totalReleased += payment;
Address.sendValue(account, payment);
emit PaymentReleased(account, payment);
}
function release(IERC20 token, address account) public virtual {
require(_shares[account] > 0, "PaymentSplitter: account has no shares");
uint256 totalReceived = token.balanceOf(address(this)) + totalReleased(token);
uint256 payment = _pendingPayment(account, totalReceived, released(token, account));
require(payment != 0, "PaymentSplitter: account is not due payment");
_erc20Released[token][account] += payment;
_erc20TotalReleased[token] += payment;
SafeERC20.safeTransfer(token, account, payment);
emit ERC20PaymentReleased(token, account, payment);
}
function _pendingPayment(
address account,
uint256 totalReceived,
uint256 alreadyReleased
) private view returns (uint256) {
return (totalReceived * _shares[account]) / _totalShares - alreadyReleased;
}
function _addPayee(address account, uint256 shares_) private {
require(account != address(0), "PaymentSplitter: account is the zero address");
require(shares_ > 0, "PaymentSplitter: shares are 0");
require(_shares[account] == 0, "PaymentSplitter: account already has shares");
_payees.push(account);
_shares[account] = shares_;
_totalShares = _totalShares + shares_;
emit PayeeAdded(account, shares_);
}
}
interface IERC721Receiver {
function onERC721Received(
address operator,
address from,
uint256 tokenId,
bytes calldata data
) external returns (bytes4);
}
interface IERC165 {
function supportsInterface(bytes4 interfaceId) external view returns (bool);
}
abstract contract ERC165 is IERC165 {
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IERC165).interfaceId;
}
}
interface IERC721 is IERC165 {
event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);
event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);
event ApprovalForAll(address indexed owner, address indexed operator, bool approved);
function balanceOf(address owner) external view returns (uint256 balance);
function mintOf(address owner) external view returns (uint256 balance);
function ownerOf(uint256 tokenId) external view returns (address owner);
function safeTransferFrom(
address from,
address to,
uint256 tokenId
) external;
function transferFrom(
address from,
address to,
uint256 tokenId
) external;
function approve(address to, uint256 tokenId) external;
function getApproved(uint256 tokenId) external view returns (address operator);
function setApprovalForAll(address operator, bool _approved) external;
function isApprovedForAll(address owner, address operator) external view returns (bool);
function safeTransferFrom(
address from,
address to,
uint256 tokenId,
bytes calldata data
) external;
}
interface IERC721Enumerable is IERC721 {
function totalSupply() external view returns (uint256);
function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256 tokenId);
function tokenByIndex(uint256 index) external view returns (uint256);
}
interface IERC721Metadata is IERC721 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function tokenURI(uint256 tokenId) external view returns (string memory);
}
abstract contract ERC721P is Context, ERC165, IERC721, IERC721Metadata {
using Address for address;
string private _name;
string private _symbol;
address[] internal _owners;
address[] internal _minters;
mapping(uint256 => address) private _tokenApprovals;
mapping(address => mapping(address => bool)) private _operatorApprovals;
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
return
interfaceId == type(IERC721).interfaceId ||
interfaceId == type(IERC721Metadata).interfaceId ||
super.supportsInterface(interfaceId);
}
function balanceOf(address owner) public view virtual override returns (uint256) {
require(owner != address(0), "ERC721: balance query for the zero address");
uint count = 0;
uint length = _owners.length;
for( uint i = 0; i < length; ++i ){
if( owner == _owners[i] ){
++count;
}
}
delete length;
return count;
}
function mintOf(address owner) public view virtual override returns (uint256) {
require(owner != address(0), "ERC721: balance query for the zero address");
uint count = 0;
uint length = _minters.length;
for( uint i = 0; i < length; ++i ){
if( owner == _minters[i] ){
++count;
}
}
delete length;
return count;
}
function ownerOf(uint256 tokenId) public view virtual override returns (address) {
address owner = _owners[tokenId];
require(owner != address(0), "ERC721: owner query for nonexistent token");
return owner;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function approve(address to, uint256 tokenId) public virtual override {
address owner = ERC721P.ownerOf(tokenId);
require(to != owner, "ERC721: approval to current owner");
require(
_msgSender() == owner || isApprovedForAll(owner, _msgSender()),
"ERC721: approve caller is not owner nor approved for all"
);
_approve(to, tokenId);
}
function getApproved(uint256 tokenId) public view virtual override returns (address) {
require(_exists(tokenId), "ERC721: approved query for nonexistent token");
return _tokenApprovals[tokenId];
}
function setApprovalForAll(address operator, bool approved) public virtual override {
require(operator != _msgSender(), "ERC721: approve to caller");
_operatorApprovals[_msgSender()][operator] = approved;
emit ApprovalForAll(_msgSender(), operator, approved);
}
function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
return _operatorApprovals[owner][operator];
}
function transferFrom(
address from,
address to,
uint256 tokenId
) public virtual override {
require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
_transfer(from, to, tokenId);
}
function safeTransferFrom(
address from,
address to,
uint256 tokenId
) public virtual override {
safeTransferFrom(from, to, tokenId, "");
}
function safeTransferFrom(
address from,
address to,
uint256 tokenId,
bytes memory _data
) public virtual override {
require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
_safeTransfer(from, to, tokenId, _data);
}
function _safeTransfer(
address from,
address to,
uint256 tokenId,
bytes memory _data
) internal virtual {
_transfer(from, to, tokenId);
require(_checkOnERC721Received(from, to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer");
}
function _exists(uint256 tokenId) internal view virtual returns (bool) {
return tokenId < _owners.length && _owners[tokenId] != address(0);
}
function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) {
require(_exists(tokenId), "ERC721: operator query for nonexistent token");
address owner = ERC721P.ownerOf(tokenId);
return (spender == owner || getApproved(tokenId) == spender || isApprovedForAll(owner, spender));
}
function _safeMint(address to, uint256 tokenId) internal virtual {
_safeMint(to, tokenId, "");
}
function _safeMint(
address to,
uint256 tokenId,
bytes memory _data
) internal virtual {
_mint(to, tokenId);
require(
_checkOnERC721Received(address(0), to, tokenId, _data),
"ERC721: transfer to non ERC721Receiver implementer"
);
}
function _mint(address to, uint256 tokenId) internal virtual {
require(to != address(0), "ERC721: mint to the zero address");
require(!_exists(tokenId), "ERC721: token already minted");
_beforeTokenTransfer(address(0), to, tokenId);
_owners.push(to);
_minters.push(to);
emit Transfer(address(0), to, tokenId);
}
function _burn(uint256 tokenId) internal virtual {
address owner = ERC721P.ownerOf(tokenId);
_beforeTokenTransfer(owner, address(0), tokenId);
_approve(address(0), tokenId);
_owners[tokenId] = address(0);
emit Transfer(owner, address(0), tokenId);
}
function _transfer(
address from,
address to,
uint256 tokenId
) internal virtual {
require(ERC721P.ownerOf(tokenId) == from, "ERC721: transfer of token that is not own");
require(to != address(0), "ERC721: transfer to the zero address");
_beforeTokenTransfer(from, to, tokenId);
_approve(address(0), tokenId);
_owners[tokenId] = to;
emit Transfer(from, to, tokenId);
}
function _approve(address to, uint256 tokenId) internal virtual {
_tokenApprovals[tokenId] = to;
emit Approval(ERC721P.ownerOf(tokenId), to, tokenId);
}
function _checkOnERC721Received(
address from,
address to,
uint256 tokenId,
bytes memory _data
) private returns (bool) {
if (to.isContract()) {
try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) {
return retval == IERC721Receiver.onERC721Received.selector;
} catch (bytes memory reason) {
if (reason.length == 0) {
revert("ERC721: transfer to non ERC721Receiver implementer");
} else {
assembly {
revert(add(32, reason), mload(reason))
}
}
}
} else {
return true;
}
}
function _beforeTokenTransfer(
address from,
address to,
uint256 tokenId
) internal virtual {}
}
abstract contract ERC721Enum is ERC721P, IERC721Enumerable {
function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC721P) returns (bool) {
return interfaceId == type(IERC721Enumerable).interfaceId || super.supportsInterface(interfaceId);
}
function tokenOfOwnerByIndex(address owner, uint256 index) public view override returns (uint256 tokenId) {
require(index < ERC721P.balanceOf(owner), "ERC721Enum: owner ioob");
uint count;
for( uint i; i < _owners.length; ++i ){
if( owner == _owners[i] ){
if( count == index )
return i;
else
++count;
}
}
require(false, "ERC721Enum: owner ioob");
}
function tokensOfOwner(address owner) public view returns (uint256[] memory) {
require(0 < ERC721P.balanceOf(owner), "ERC721Enum: owner ioob");
uint256 tokenCount = balanceOf(owner);
uint256[] memory tokenIds = new uint256[](tokenCount);
for (uint256 i = 0; i < tokenCount; i++) {
tokenIds[i] = tokenOfOwnerByIndex(owner, i);
}
return tokenIds;
}
function totalSupply() public view virtual override returns (uint256) {
return _owners.length;
}
function tokenByIndex(uint256 index) public view virtual override returns (uint256) {
require(index < ERC721Enum.totalSupply(), "ERC721Enum: global ioob");
return index;
}
}
contract Beepos is ERC721Enum, Ownable, PaymentSplitter, ReentrancyGuard {
using Strings for uint256;
string public baseURI;
uint256 public cost = 0.055 ether;
uint256 public maxSupply = 10000;
uint256 public maxMint = 3;
uint256 public MaxMintPerWallet = 3;
struct User {
uint256 minted;
}
mapping (address => User) public users;
bool public status = false;
uint256 public presaleDate = 1637132400;
mapping(address => uint256) public presaleWhitelist;
address[] private addressList = [
0xB80DA8531034854c01BF61Ee6CC2A191f3569FE4,
0xCfEfF78B5e8bc1cf6C495a61720e05e373e40C57,
0xa68C9b9558F4706331DC410706FB6Dde90788286,
0xE2d7AAb994eeC70A6e0B172D306b75A870f3b7b7
];
uint[] private shareList = [25,25,25,25];
constructor(
string memory _name,
string memory _symbol,
string memory _initBaseURI
) ERC721P(_name, _symbol)
PaymentSplitter( addressList, shareList ){
setBaseURI(_initBaseURI);
}
function _baseURI() internal view virtual returns (string memory) {
return baseURI;
}
function mint(uint256 _mintAmount) public payable nonReentrant{
require(users[msg.sender].minted + _mintAmount <= MaxMintPerWallet || msg.sender==owner(), "Exceeds max mint limit per wallet");
uint256 s = totalSupply();
require(status, "Off" );
require(_mintAmount > 0, "Duh" );
require(_mintAmount <= maxMint, "Too many" );
require(s + _mintAmount <= maxSupply, "Sorry" );
require(msg.value >= cost * _mintAmount);
for (uint256 i = 0; i < _mintAmount; ++i) {
_safeMint(msg.sender, s + i, "");
}
users[msg.sender].minted = users[msg.sender].minted + _mintAmount;
delete s;
}
function mintPresale(uint256 _mintAmount) public payable {
require(presaleDate <= block.timestamp, "Not yet");
require(users[msg.sender].minted + _mintAmount <= MaxMintPerWallet || msg.sender==owner(), "Exceeds max mint limit per wallet");
uint256 s = totalSupply();
uint256 reserve = presaleWhitelist[msg.sender];
require(!status, "Off");
require(reserve > 0, "Low reserve");
require(_mintAmount <= reserve, "Try less");
require(s + _mintAmount <= maxSupply, "More than max");
require(cost * _mintAmount == msg.value, "Wrong amount");
presaleWhitelist[msg.sender] = reserve - _mintAmount;
delete reserve;
for(uint256 i; i < _mintAmount; i++){
_safeMint(msg.sender, s + i, "");
}
users[msg.sender].minted = users[msg.sender].minted + _mintAmount;
delete s;
}
function gift(uint[] calldata quantity, address[] calldata recipient) external onlyOwner{
require(quantity.length == recipient.length, "Provide quantities and recipients" );
uint totalQuantity = 0;
uint256 s = totalSupply();
for(uint i = 0; i < quantity.length; ++i){
totalQuantity += quantity[i];
}
require( s + totalQuantity <= maxSupply, "Too many" );
delete totalQuantity;
for(uint i = 0; i < recipient.length; ++i){
for(uint j = 0; j < quantity[i]; ++j){
_safeMint( recipient[i], s++, "" );
}
}
delete s;
}
function presaleSet(address[] calldata _addresses, uint256[] calldata _amounts) public onlyOwner {
for(uint256 i; i < _addresses.length; i++){
presaleWhitelist[_addresses[i]] = _amounts[i];
}
}
function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
require(_exists(tokenId), "ERC721Metadata: Nonexistent token");
string memory currentBaseURI = _baseURI();
return bytes(currentBaseURI).length > 0 ? string(abi.encodePacked(currentBaseURI, tokenId.toString())) : "";
}
function setCost(uint256 _newCost) public onlyOwner {
cost = _newCost;
}
function setMaxMintAmount(uint256 _newMaxMintAmount) public onlyOwner {
maxMint = _newMaxMintAmount;
}
function setmaxSupply(uint256 _newMaxSupply) public onlyOwner {
maxSupply = _newMaxSupply;
}
function setBaseURI(string memory _newBaseURI) public onlyOwner {
baseURI = _newBaseURI;
}
function setSaleStatus(bool _status) public onlyOwner {
status = _status;
}
function withdraw() public payable onlyOwner {
(bool success, ) = payable(msg.sender).call{value: address(this).balance}("");
require(success);
}
function updateMintPerWalletLimit(uint256 newLimit) external onlyOwner {
MaxMintPerWallet = newLimit;
}
}