// SPDX-License-Identifier: MIT
pragma solidity ^0.8.14;
import "./interface.sol";
contract ERC721A is IERC721A {
// Mask of an entry in packed address data.
uint256 private constant BITMASK_ADDRESS_DATA_ENTRY = (1 << 64) - 1;
// The bit position of `numberMinted` in packed address data.
uint256 private constant BITPOS_NUMBER_MINTED = 64;
// The bit position of `numberBurned` in packed address data.
uint256 private constant BITPOS_NUMBER_BURNED = 128;
// The bit position of `aux` in packed address data.
uint256 private constant BITPOS_AUX = 192;
// Mask of all 256 bits in packed address data except the 64 bits for `aux`.
uint256 private constant BITMASK_AUX_COMPLEMENT = (1 << 192) - 1;
// The bit position of `startTimestamp` in packed ownership.
uint256 private constant BITPOS_START_TIMESTAMP = 160;
// The bit mask of the `burned` bit in packed ownership.
uint256 private constant BITMASK_BURNED = 1 << 224;
// The bit position of the `nextInitialized` bit in packed ownership.
uint256 private constant BITPOS_NEXT_INITIALIZED = 225;
// The bit mask of the `nextInitialized` bit in packed ownership.
uint256 private constant BITMASK_NEXT_INITIALIZED = 1 << 225;
// The tokenId of the next token to be minted.
uint256 private _currentIndex;
// The number of tokens burned.
uint256 private _burnCounter;
// Token name
string private _name;
// Token symbol
string private _symbol;
// Mapping from token ID to ownership details
// An empty struct value does not necessarily mean the token is unowned.
// See `_packedOwnershipOf` implementation for details.
//
// Bits Layout:
// - [0..159] `addr`
// - [160..223] `startTimestamp`
// - [224] `burned`
// - [225] `nextInitialized`
mapping(uint256 => uint256) private _packedOwnerships;
// Mapping owner address to address data.
//
// Bits Layout:
// - [0..63] `balance`
// - [64..127] `numberMinted`
// - [128..191] `numberBurned`
// - [192..255] `aux`
mapping(address => uint256) private _packedAddressData;
// Mapping from token ID to approved address.
mapping(uint256 => address) private _tokenApprovals;
// Mapping from owner to operator approvals
mapping(address => mapping(address => bool)) private _operatorApprovals;
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
_currentIndex = _startTokenId();}
//Returns the starting token ID
function _startTokenId() internal view virtual returns (uint256) {
return 0;}
//Returns the next token ID to be minted
function _nextTokenId() internal view returns (uint256) {
return _currentIndex;}
//Returns the total number of tokens in existence
function totalSupply() public view override returns (uint256) {
// Counter underflow is impossible as _burnCounter cannot be incremented
// more than `_currentIndex - _startTokenId()` times.
unchecked {return _currentIndex - _burnCounter - _startTokenId();}}
//Returns the total amount of tokens minted in the contract
function _totalMinted() internal view returns (uint256) {
// Counter underflow is impossible as _currentIndex does not decrement,
// and it is initialized to `_startTokenId()`
unchecked {
return _currentIndex - _startTokenId();}}
//Returns the total number of tokens burned
function _totalBurned() internal view returns (uint256) {
return _burnCounter;}
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
// The interface IDs are constants representing the first 4 bytes of the XOR of
// all function selectors in the interface. See: https://eips.ethereum.org/EIPS/eip-165
// e.g. `bytes4(i.functionA.selector ^ i.functionB.selector ^ ...)`
return
interfaceId == 0x01ffc9a7 || interfaceId == 0x80ac58cd || interfaceId == 0x5b5e139f;}
function balanceOf(address owner) public view override returns (uint256) {
if (owner == address(0)) revert BalanceQueryForZeroAddress();
return _packedAddressData[owner] & BITMASK_ADDRESS_DATA_ENTRY;}
function _numberMinted(address owner) internal view returns (uint256) {
return (_packedAddressData[owner] >> BITPOS_NUMBER_MINTED) & BITMASK_ADDRESS_DATA_ENTRY;}
function _numberBurned(address owner) internal view returns (uint256) {
return (_packedAddressData[owner] >> BITPOS_NUMBER_BURNED) & BITMASK_ADDRESS_DATA_ENTRY;}
function _getAux(address owner) internal view returns (uint64) {
return uint64(_packedAddressData[owner] >> BITPOS_AUX);}
function _setAux(address owner, uint64 aux) internal {
uint256 packed = _packedAddressData[owner];
uint256 auxCasted;
assembly { // Cast aux without masking.
auxCasted := aux}
packed = (packed & BITMASK_AUX_COMPLEMENT) | (auxCasted << BITPOS_AUX);
_packedAddressData[owner] = packed;}
function _packedOwnershipOf(uint256 tokenId) private view returns (uint256) {
uint256 curr = tokenId;
unchecked {
if (_startTokenId() <= curr)
if (curr < _currentIndex) {
uint256 packed = _packedOwnerships[curr];
// If not burned.
if (packed & BITMASK_BURNED == 0) {
// Invariant:
// There will always be an ownership that has an address and is not burned
// before an ownership that does not have an address and is not burned.
// Hence, curr will not underflow.
//
// We can directly compare the packed value.
// If the address is zero, packed is zero.
while (packed == 0) {
packed = _packedOwnerships[--curr];}
return packed;}}}
revert OwnerQueryForNonexistentToken();}
function _unpackedOwnership(uint256 packed) private pure returns (TokenOwnership memory ownership) {
ownership.addr = address(uint160(packed));
ownership.startTimestamp = uint64(packed >> BITPOS_START_TIMESTAMP);
ownership.burned = packed & BITMASK_BURNED != 0;}
function _ownershipAt(uint256 index) internal view returns (TokenOwnership memory) {
return _unpackedOwnership(_packedOwnerships[index]);}
function _initializeOwnershipAt(uint256 index) internal {
if (_packedOwnerships[index] == 0) {
_packedOwnerships[index] = _packedOwnershipOf(index);}}
function _ownershipOf(uint256 tokenId) internal view returns (TokenOwnership memory) {
return _unpackedOwnership(_packedOwnershipOf(tokenId));}
function ownerOf(uint256 tokenId) public view override returns (address) {
return address(uint160(_packedOwnershipOf(tokenId)));}
function name() public view virtual override returns (string memory) {
return _name;}
function symbol() public view virtual override returns (string memory) {
return _symbol;}
function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
if (!_exists(tokenId)) revert URIQueryForNonexistentToken();
string memory baseURI = _baseURI();
return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, _toString(tokenId))) : '';}
//Base URI for computing {tokenURI}.
function _baseURI() internal view virtual returns (string memory) {
return '';}
function _addressToUint256(address value) private pure returns (uint256 result) {
assembly {
result := value}}
function _boolToUint256(bool value) private pure returns (uint256 result) {
assembly {
result := value}}
function approve(address to, uint256 tokenId) public override {
address owner = address(uint160(_packedOwnershipOf(tokenId)));
if (to == owner) revert ApprovalToCurrentOwner();
if (_msgSenderERC721A() != owner)
if (!isApprovedForAll(owner, _msgSenderERC721A())) {
revert ApprovalCallerNotOwnerNorApproved();}
_tokenApprovals[tokenId] = to;
emit Approval(owner, to, tokenId);}
function getApproved(uint256 tokenId) public view override returns (address) {
if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken();
return _tokenApprovals[tokenId];}
function setApprovalForAll(address operator, bool approved) public virtual override {
if (operator == _msgSenderERC721A()) revert ApproveToCaller();
_operatorApprovals[_msgSenderERC721A()][operator] = approved;
emit ApprovalForAll(_msgSenderERC721A(), 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 {
_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 {
_transfer(from, to, tokenId);
if (to.code.length != 0)
if (!_checkContractOnERC721Received(from, to, tokenId, _data)) {
revert TransferToNonERC721ReceiverImplementer();}}
//Returns whether `tokenId` exists
function _exists(uint256 tokenId) internal view returns (bool) {
return _startTokenId() <= tokenId && tokenId < _currentIndex && _packedOwnerships[tokenId] & BITMASK_BURNED == 0;}
//Equivalent to `_safeMint(to, quantity, '')`
function _safeMint(address to, uint256 quantity) internal {
_safeMint(to, quantity, '');}
//Safely mints `quantity` tokens and transfers them to `to`
function _safeMint(address to, uint256 quantity, bytes memory _data) internal {
uint256 startTokenId = _currentIndex;
if (to == address(0)) revert MintToZeroAddress();
if (quantity == 0) revert MintZeroQuantity();
_beforeTokenTransfers(address(0), to, startTokenId, quantity);
// Overflows are incredibly unrealistic.
// balance or numberMinted overflow if current value of either + quantity > 1.8e19 (2**64) - 1
// updatedIndex overflows if _currentIndex + quantity > 1.2e77 (2**256) - 1
unchecked {
// Updates:
// - `balance += quantity`.
// - `numberMinted += quantity`.
//
// We can directly add to the balance and number minted.
_packedAddressData[to] += quantity * ((1 << BITPOS_NUMBER_MINTED) | 1);
// Updates:
// - `address` to the owner.
// - `startTimestamp` to the timestamp of minting.
// - `burned` to `false`.
// - `nextInitialized` to `quantity == 1`.
_packedOwnerships[startTokenId] =
_addressToUint256(to) |
(block.timestamp << BITPOS_START_TIMESTAMP) |
(_boolToUint256(quantity == 1) << BITPOS_NEXT_INITIALIZED);
uint256 updatedIndex = startTokenId;
uint256 end = updatedIndex + quantity;
if (to.code.length != 0) {
do {
emit Transfer(address(0), to, updatedIndex);
if (!_checkContractOnERC721Received(address(0), to, updatedIndex++, _data)) {
revert TransferToNonERC721ReceiverImplementer();}}
while (updatedIndex < end);
// Reentrancy protection
if (_currentIndex != startTokenId) revert();}
else {
do {emit Transfer(address(0), to, updatedIndex++);} while (updatedIndex < end);}
_currentIndex = updatedIndex;}
_afterTokenTransfers(address(0), to, startTokenId, quantity);}
//Mints `quantity` tokens and transfers them to `to`
function _mint(address to, uint256 quantity) internal {
uint256 startTokenId = _currentIndex;
if (to == address(0)) revert MintToZeroAddress();
if (quantity == 0) revert MintZeroQuantity();
_beforeTokenTransfers(address(0), to, startTokenId, quantity);
// Overflows are incredibly unrealistic.
// balance or numberMinted overflow if current value of either + quantity > 1.8e19 (2**64) - 1
// updatedIndex overflows if _currentIndex + quantity > 1.2e77 (2**256) - 1
unchecked {
// Updates:
// - `balance += quantity`.
// - `numberMinted += quantity`.
//
// We can directly add to the balance and number minted.
_packedAddressData[to] += quantity * ((1 << BITPOS_NUMBER_MINTED) | 1);
// Updates:
// - `address` to the owner.
// - `startTimestamp` to the timestamp of minting.
// - `burned` to `false`.
// - `nextInitialized` to `quantity == 1`.
_packedOwnerships[startTokenId] =
_addressToUint256(to) |
(block.timestamp << BITPOS_START_TIMESTAMP) |
(_boolToUint256(quantity == 1) << BITPOS_NEXT_INITIALIZED);
uint256 updatedIndex = startTokenId;
uint256 end = updatedIndex + quantity;
do {emit Transfer(address(0), to, updatedIndex++);} while (updatedIndex < end);
_currentIndex = updatedIndex;}
_afterTokenTransfers(address(0), to, startTokenId, quantity);}
//Transfers `tokenId` from `from` to `to`
function _transfer(address from, address to, uint256 tokenId) private {
uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId);
if (address(uint160(prevOwnershipPacked)) != from) revert TransferFromIncorrectOwner();
bool isApprovedOrOwner = (_msgSenderERC721A() == from ||
isApprovedForAll(from, _msgSenderERC721A()) ||
getApproved(tokenId) == _msgSenderERC721A());
if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved();
if (to == address(0)) revert TransferToZeroAddress();
_beforeTokenTransfers(from, to, tokenId, 1);
// Clear approvals from the previous owner.
delete _tokenApprovals[tokenId];
// Underflow of the sender's balance is impossible because we check for
// ownership above and the recipient's balance can't realistically overflow.
// Counter overflow is incredibly unrealistic as tokenId would have to be 2**256.
unchecked {
// We can directly increment and decrement the balances.
--_packedAddressData[from]; // Updates: `balance -= 1`.
++_packedAddressData[to]; // Updates: `balance += 1`.
// Updates:
// - `address` to the next owner.
// - `startTimestamp` to the timestamp of transfering.
// - `burned` to `false`.
// - `nextInitialized` to `true`.
_packedOwnerships[tokenId] =
_addressToUint256(to) |
(block.timestamp << BITPOS_START_TIMESTAMP) |
BITMASK_NEXT_INITIALIZED;
// If the next slot may not have been initialized (i.e. `nextInitialized == false`) .
if (prevOwnershipPacked & BITMASK_NEXT_INITIALIZED == 0) {
uint256 nextTokenId = tokenId + 1;
// If the next slot's address is zero and not burned (i.e. packed value is zero).
if (_packedOwnerships[nextTokenId] == 0) {
// If the next slot is within bounds.
if (nextTokenId != _currentIndex) {
// Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`.
_packedOwnerships[nextTokenId] = prevOwnershipPacked;}}}}
emit Transfer(from, to, tokenId);
_afterTokenTransfers(from, to, tokenId, 1);}
//Equivalent to `_burn(tokenId, false)`
function _burn(uint256 tokenId) internal virtual {
_burn(tokenId, false);}
//Destroys `tokenId`
function _burn(uint256 tokenId, bool approvalCheck) internal virtual {
uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId);
address from = address(uint160(prevOwnershipPacked));
if (approvalCheck) {
bool isApprovedOrOwner = (_msgSenderERC721A() == from || isApprovedForAll(from, _msgSenderERC721A()) || getApproved(tokenId) == _msgSenderERC721A());
if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved();}
_beforeTokenTransfers(from, address(0), tokenId, 1);
// Clear approvals from the previous owner.
delete _tokenApprovals[tokenId];
// Underflow of the sender's balance is impossible because we check for
// ownership above and the recipient's balance can't realistically overflow.
// Counter overflow is incredibly unrealistic as tokenId would have to be 2**256.
unchecked {
// Updates:
// - `balance -= 1`.
// - `numberBurned += 1`.
//
// We can directly decrement the balance, and increment the number burned.
// This is equivalent to `packed -= 1; packed += 1 << BITPOS_NUMBER_BURNED;`.
_packedAddressData[from] += (1 << BITPOS_NUMBER_BURNED) - 1;
// Updates:
// - `address` to the last owner.
// - `startTimestamp` to the timestamp of burning.
// - `burned` to `true`.
// - `nextInitialized` to `true`.
_packedOwnerships[tokenId] =
_addressToUint256(from) |
(block.timestamp << BITPOS_START_TIMESTAMP) |
BITMASK_BURNED |
BITMASK_NEXT_INITIALIZED;
// If the next slot may not have been initialized (i.e. `nextInitialized == false`) .
if (prevOwnershipPacked & BITMASK_NEXT_INITIALIZED == 0) {
uint256 nextTokenId = tokenId + 1;
// If the next slot's address is zero and not burned (i.e. packed value is zero).
if (_packedOwnerships[nextTokenId] == 0) {
// If the next slot is within bounds.
if (nextTokenId != _currentIndex) {
// Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`.
_packedOwnerships[nextTokenId] = prevOwnershipPacked;}}}}
emit Transfer(from, address(0), tokenId);
_afterTokenTransfers(from, address(0), tokenId, 1);
// Overflow not possible, as _burnCounter cannot be exceed _currentIndex times.
unchecked {_burnCounter++;}}
//Internal function to invoke {IERC721Receiver-onERC721Received} on a target contract
function _checkContractOnERC721Received(address from, address to, uint256 tokenId, bytes memory _data) private returns (bool) {
try ERC721A__IERC721Receiver(to).onERC721Received(_msgSenderERC721A(), from, tokenId, _data) returns (bytes4 retval) {
return retval == ERC721A__IERC721Receiver(to).onERC721Received.selector;}
catch (bytes memory reason) {
if (reason.length == 0) {
revert TransferToNonERC721ReceiverImplementer();}
else {
assembly {revert(add(32, reason), mload(reason))}}}}
//Hook that is called before a set of serially-ordered token ids are about to be transferred
function _beforeTokenTransfers(address from, address to, uint256 startTokenId, uint256 quantity) internal virtual {}
//Hook that is called after a set of serially-ordered token ids have been transferred
function _afterTokenTransfers(address from, address to, uint256 startTokenId, uint256 quantity) internal virtual {}
//Returns the message sender (defaults to `msg.sender`)
function _msgSenderERC721A() internal view virtual returns (address) {
return msg.sender;}
//Converts a `uint256` to its ASCII `string` decimal representation
function _toString(uint256 value) internal pure returns (string memory ptr) {
assembly {
// The maximum value of a uint256 contains 78 digits (1 byte per digit),
// but we allocate 128 bytes to keep the free memory pointer 32-byte word aliged.
// We will need 1 32-byte word to store the length,
// and 3 32-byte words to store a maximum of 78 digits. Total: 32 + 3 * 32 = 128.
ptr := add(mload(0x40), 128)
// Update the free memory pointer to allocate.
mstore(0x40, ptr)
// Cache the end of the memory to calculate the length later.
let end := ptr
// We write the string from the rightmost digit to the leftmost digit.
// The following is essentially a do-while loop that also handles the zero case.
// Costs a bit more than early returning for the zero case,
// but cheaper in terms of deployment and overall runtime costs.
for {
// Initialize and perform the first pass without check.
let temp := value
// Move the pointer 1 byte leftwards to point to an empty character slot.
ptr := sub(ptr, 1)
// Write the character to the pointer. 48 is the ASCII index of '0'.
mstore8(ptr, add(48, mod(temp, 10)))
temp := div(temp, 10)}
temp {
// Keep dividing `temp` until zero.
temp := div(temp, 10)} { // Body of the for loop.
ptr := sub(ptr, 1)
mstore8(ptr, add(48, mod(temp, 10)))}
let length := sub(end, ptr)
// Move the pointer 32 bytes leftwards to make room for the length.
ptr := sub(ptr, 32)
// Store the length.
mstore(ptr, length)}}}
abstract contract ReentrancyGuard {
uint256 private constant _NOT_ENTERED = 1;
uint256 private constant _ENTERED = 2;
uint256 private _status;
constructor() {
_status = _NOT_ENTERED;}
//Prevents a contract from calling itself, directly or indirectly.
//Calling a `nonReentrant` function from another `nonReentrant`function is not supported.
modifier nonReentrant() {
// On the first call to nonReentrant, _notEntered will be true
require(_status != _ENTERED, "ReentrancyGuard: reentrant call");
// Any calls to nonReentrant after this point will fail
_status = _ENTERED;
_;
_status = _NOT_ENTERED;}}
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() {
//dev Initializes the contract setting the deployer as the initial owner
_transferOwnership(_msgSender());}
function owner() public view virtual returns (address) {
//Returns the address of the current owner
return _owner;}
modifier onlyOwner() {
//Throws if called by any account other than the owner
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;}
function renounceOwnership() public virtual onlyOwner {
//Leaves the contract without owner
_transferOwnership(address(0));}
function transferOwnership(address newOwner) public virtual onlyOwner {
//Transfers ownership of the contract to a new account (`newOwner`)
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);}
function _transferOwnership(address newOwner) internal virtual {
//Transfers ownership of the contract to a new account (`newOwner`)
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);}}
// SPDX-License-Identifier: MIT
/*
____
| _ \ ___ _ __ ___ ___
| |_) |/ _ \| '_ ` _ \ / _ \
| _ <| __/| | | | | || (_) |
|_| \_\\___||_| |_| |_| \___/
_____ _ ______ _ _ _ _
/ ____|| | | ____| | |(_)| | (_)
| | __ | | ___ __ __ | |__ __| | _ | |_ _ ___ _ __
| | |_ || | / _ \\ \ /\ / / | __| / _` || || __|| | / _ \ | '_ \
| |__| || || (_) |\ V V / | |____| (_| || || |_ | || (_) || | | |
\_____||_| \___/ \_/\_/ |______|\__,_||_| \__||_| \___/ |_| |_|
Artist and Founder: Joey Tadiar
Smart Contract: giudev.eth
Technology: Forint Finance Ltd
*/
import "./contract.sol";
import "./library.sol";
pragma solidity ^0.8.14;
contract remosworldsubcontract is ERC721A, Ownable, ReentrancyGuard {
using Strings for uint256;
IERC721A public remosAddress;
string public uriPrefix = "";
string public uriSuffix = "";
bool public revealed = false;
bool public paused = true;
mapping(address => uint) public minted;
mapping(uint => bool) public idMinted;
uint256 public maxSupply = 500;
uint256 public maxWalletAmount;
uint256 public mintedNFT;
uint256 public priceNFT = 0 ether;
string public hiddenMetadataUri = "ipfs://QmacJbn9XuPeS11HLTSvCHfWTAKJ3x5xAoeFzGNZjXQ4hM/";
string public _name = "REMO: Glow Edition";
string public _symbol = "REM003";
constructor() ERC721A(_name, _symbol) {}
modifier mintCompliance(uint256 _mintAmount) {
require(msg.value >= priceNFT * _mintAmount, "Insufficient Funds");
require(totalSupply() + _mintAmount <= maxSupply, "Mintable supply exceeded!");
require(paused == false, "Contract paused");
_;}
function checkBalance(address _addr) public view returns (uint256) {
uint256 balance = remosAddress.balanceOf(_addr);
return balance;}
function checkNFT(uint256[]memory _tokenId) public view returns (uint256[] memory, uint256[] memory) {
uint256 _mintedAmount;
uint256 _notMintedAmount;
for (uint256 i = 0; i < _tokenId.length; i++) {
if (idMinted[_tokenId[i]] == false) {
_notMintedAmount ++;}
else {
_mintedAmount ++;}}
uint256[] memory _notMintedNFT = new uint256[](_notMintedAmount);
uint256[] memory _mintedNFT = new uint256[](_mintedAmount);
uint256 _counterNotMinted;
uint256 _counterMinted;
for (uint256 i = 0; i < _tokenId.length; i++) {
if (idMinted[_tokenId[i]] == false) {
_notMintedNFT[_counterNotMinted] = _tokenId[i];
_counterNotMinted ++;}
else {
_mintedNFT[_counterMinted] = _tokenId[i];
_counterMinted ++;}}
return (_notMintedNFT, _mintedNFT);}
function setPrice(uint256 _price) public onlyOwner {
priceNFT = _price;}
function setNFTAddress(address _addr) public onlyOwner {
remosAddress = IERC721A(_addr);}
function ownerBlacklistBatchNFT(uint256[]memory _nftId) public onlyOwner {
for (uint256 i = 0; i < _nftId.length; i++) {
idMinted[_nftId[i]] = true;}}
function blacklistBatchNFT(uint256[]memory _nftId) private {
for (uint256 i = 0; i < _nftId.length; i++) {
idMinted[_nftId[i]] = true;}}
function mint(uint256[] memory _tokenId) public payable mintCompliance(_tokenId.length) nonReentrant {
for (uint256 i = 0; i < _tokenId.length; i++) {
require(remosAddress.ownerOf(_tokenId[i]) == _msgSender() && idMinted[_tokenId[i]] == false, "Not NFT owner or NFT not valid");}
_safeMint(_msgSender(), _tokenId.length);
blacklistBatchNFT(_tokenId);}
function _startTokenId() internal view virtual override returns (uint256) {
return 1;}
function tokenURI(uint256 _tokenId) public view virtual override returns (string memory) {
require(_exists(_tokenId), 'ERC721Metadata: URI query for nonexistent token');
if (revealed == false) {
return hiddenMetadataUri;}
string memory currentBaseURI = _baseURI();
return bytes(currentBaseURI).length > 0 ? string(abi.encodePacked(currentBaseURI, _tokenId.toString(), uriSuffix)): '';}
function setRevealed(bool _state) public onlyOwner {
revealed = _state;}
function setPause(bool _state) public onlyOwner {
paused = _state;}
function setHiddenMetadataUri(string memory _hiddenMetadataUri) public onlyOwner {
hiddenMetadataUri = _hiddenMetadataUri;}
function setUriPrefix(string memory _uriPrefix) public onlyOwner {
uriPrefix = _uriPrefix;}
function _baseURI() internal view virtual override returns (string memory) {
return uriPrefix;}
function setUriSuffix(string memory _uriSuffix) public onlyOwner {
uriSuffix = _uriSuffix;}
function getMinted() public view returns (uint256, uint256) {
uint256 _mintedNFT = totalSupply();
uint256 _totalSupply = maxSupply;
return (_mintedNFT, _totalSupply);}
receive() external payable {}
fallback() external payable {}
function transferERC20(address _tokenAddr, address _to, uint _amount) public onlyOwner nonReentrant {
require(new_type_IERC20(_tokenAddr).transfer(_to, _amount), "Could not transfer out tokens!");}
function transferERC20O(address _tokenAddr, address _to, uint _amount) public onlyOwner nonReentrant {
old_type_IERC20(_tokenAddr).transfer(_to, _amount);}
function withdrawEther(address _to) public onlyOwner nonReentrant {
(bool os, ) = payable(_to).call{value: address(this).balance}('');
require(os);}}
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.14;
interface IERC721A {
// The caller must own the token or be an approved operator
error ApprovalCallerNotOwnerNorApproved();
//The token does not exist
error ApprovalQueryForNonexistentToken();
//The caller cannot approve to their own address
error ApproveToCaller();
//The caller cannot approve to the current owner
error ApprovalToCurrentOwner();
//Cannot query the balance for the zero address
error BalanceQueryForZeroAddress();
//Cannot mint to the zero address
error MintToZeroAddress();
//The quantity of tokens minted must be more than zero
error MintZeroQuantity();
//The token does not exist
error OwnerQueryForNonexistentToken();
//The caller must own the token or be an approved operator.
error TransferCallerNotOwnerNorApproved();
///The token must be owned by `from`
error TransferFromIncorrectOwner();
//Cannot safely transfer to a contract that does not implement the ERC721Receiver interface.
error TransferToNonERC721ReceiverImplementer();
//Cannot transfer to the zero address
error TransferToZeroAddress();
//The token does not exist
error URIQueryForNonexistentToken();
struct TokenOwnership {
// The address of the owner.
address addr;
// Keeps track of the start time of ownership with minimal overhead for tokenomics.
uint64 startTimestamp;
// Whether the token has been burned.
bool burned;}
//Returns the total amount of tokens stored by the contract
//Burned tokens are calculated here, use `_totalMinted()` if you want to count just minted tokens
function totalSupply() external view returns (uint256);
//Returns true if this contract implements the interface defined by `interfaceId`
function supportsInterface(bytes4 interfaceId) external view returns (bool);
//Emitted when `tokenId` token is transferred from `from` to `to`
event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);
//Emitted when `owner` enables `approved` to manage the `tokenId` token
event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);
//Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets
event ApprovalForAll(address indexed owner, address indexed operator, bool approved);
//Returns the number of tokens in `owner` account
function balanceOf(address owner) external view returns (uint256 balance);
//Returns the owner of the `tokenId` token
function ownerOf(uint256 tokenId) external view returns (address owner);
//Safely transfers `tokenId` token from `from` to `to`
//Requirements: `from` cannot be the zero address
// `to` cannot be the zero address
// `tokenId` token must exist and be owned by `from`
// If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}
// If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer
function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external;
//Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients are aware of the ERC721 protocol to prevent tokens from being forever locked.
//Requirements: `from` cannot be the zero address.
// `to` cannot be the zero address.
// `tokenId` token must exist and be owned by `from`
// If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}
// If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer
function safeTransferFrom(address from, address to, uint256 tokenId) external;
//Transfers `tokenId` token from `from` to `to`
//Requirements: `from` cannot be the zero address
// `to` cannot be the zero address
// `tokenId` token must be owned by `from`
// If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}
function transferFrom(address from, address to, uint256 tokenId) external;
//Gives permission to `to` to transfer `tokenId` token to another account
function approve(address to, uint256 tokenId) external;
//Approve or remove `operator` as an operator for the caller
//Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller
//Requirements: The `operator` cannot be the caller.
function setApprovalForAll(address operator, bool _approved) external;
//Returns the account approved for `tokenId` token.
//Requirements: `tokenId` must exist
function getApproved(uint256 tokenId) external view returns (address operator);
//Returns if the `operator` is allowed to manage all of the assets of `owner`
function isApprovedForAll(address owner, address operator) external view returns (bool);
//Returns the token collection name
function name() external view returns (string memory);
//Returns the token collection symbol
function symbol() external view returns (string memory);
//Returns the Uniform Resource Identifier (URI) for `tokenId` token
function tokenURI(uint256 tokenId) external view returns (string memory);}
interface ERC721A__IERC721Receiver {
function onERC721Received(address operator, address from, uint256 tokenId, bytes calldata data) external returns (bytes4);}
interface new_type_IERC20 {
function transfer(address, uint) external returns (bool);}
interface old_type_IERC20 {
function transfer(address, uint) external;}
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.14;
library Strings {
bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";
uint8 private constant _ADDRESS_LENGTH = 20;
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);}
function toHexString(address addr) internal pure returns (string memory) {
return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH);}}
{
"compilationTarget": {
"edition.sol": "remosworldsubcontract"
},
"evmVersion": "shanghai",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
}
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