Contract Source Code:
File 1 of 1 : VoodooLabs
// File: https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/Strings.sol
// OpenZeppelin Contracts (last updated v4.7.0) (utils/Strings.sol)
pragma solidity ^0.8.0;
/**
* @dev String operations.
*/
library Strings {
bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";
uint8 private constant _ADDRESS_LENGTH = 20;
/**
* @dev Converts a `uint256` to its ASCII `string` decimal representation.
*/
function toString(uint256 value) internal pure returns (string memory) {
// Inspired by OraclizeAPI's implementation - MIT licence
// https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol
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);
}
/**
* @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
*/
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);
}
/**
* @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed 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);
}
/**
* @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation.
*/
function toHexString(address addr) internal pure returns (string memory) {
return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH);
}
}
// File: https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/Context.sol
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)
pragma solidity ^0.8.0;
/**
* @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 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) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
// File: https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/access/Ownable.sol
// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)
pragma solidity ^0.8.0;
/**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor() {
_transferOwnership(_msgSender());
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
_checkOwner();
_;
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if the sender is not the owner.
*/
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
/**
* @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 virtual onlyOwner {
_transferOwnership(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 virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Internal function without access restriction.
*/
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
// File: https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/Address.sol
// OpenZeppelin Contracts (last updated v4.7.0) (utils/Address.sol)
pragma solidity ^0.8.1;
/**
* @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
* ====
*
* [IMPORTANT]
* ====
* You shouldn't rely on `isContract` to protect against flash loan attacks!
*
* Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
* like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
* constructor.
* ====
*/
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize/address.code.length, which returns 0
// for contracts in construction, since the code is only stored at the end
// of the constructor execution.
return account.code.length > 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");
(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 functionCallWithValue(target, data, 0, "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");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResultFromTarget(target, 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) {
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResultFromTarget(target, 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) {
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
* the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
*
* _Available since v4.8._
*/
function verifyCallResultFromTarget(
address target,
bool success,
bytes memory returndata,
string memory errorMessage
) internal view returns (bytes memory) {
if (success) {
if (returndata.length == 0) {
// only check isContract if the call was successful and the return data is empty
// otherwise we already know that it was a contract
require(isContract(target), "Address: call to non-contract");
}
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
/**
* @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
* revert reason or using the provided one.
*
* _Available since v4.3._
*/
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function _revert(bytes memory returndata, string memory errorMessage) private pure {
// 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
/// @solidity memory-safe-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
// File: https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/introspection/IERC165.sol
// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)
pragma solidity ^0.8.0;
/**
* @dev Interface of the ERC165 standard, as defined in the
* https://eips.ethereum.org/EIPS/eip-165[EIP].
*
* Implementers can declare support of contract interfaces, which can then be
* queried by others ({ERC165Checker}).
*
* For an implementation, see {ERC165}.
*/
interface IERC165 {
/**
* @dev Returns true if this contract implements the interface defined by
* `interfaceId`. See the corresponding
* https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
* to learn more about how these ids are created.
*
* This function call must use less than 30 000 gas.
*/
function supportsInterface(bytes4 interfaceId) external view returns (bool);
}
// File: https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/introspection/ERC165.sol
// OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol)
pragma solidity ^0.8.0;
/**
* @dev Implementation of the {IERC165} interface.
*
* Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check
* for the additional interface id that will be supported. For example:
*
* ```solidity
* function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
* return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId);
* }
* ```
*
* Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation.
*/
abstract contract ERC165 is IERC165 {
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IERC165).interfaceId;
}
}
// File: https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC1155/IERC1155Receiver.sol
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC1155/IERC1155Receiver.sol)
pragma solidity ^0.8.0;
/**
* @dev _Available since v3.1._
*/
interface IERC1155Receiver is IERC165 {
/**
* @dev Handles the receipt of a single ERC1155 token type. This function is
* called at the end of a `safeTransferFrom` after the balance has been updated.
*
* NOTE: To accept the transfer, this must return
* `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))`
* (i.e. 0xf23a6e61, or its own function selector).
*
* @param operator The address which initiated the transfer (i.e. msg.sender)
* @param from The address which previously owned the token
* @param id The ID of the token being transferred
* @param value The amount of tokens being transferred
* @param data Additional data with no specified format
* @return `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))` if transfer is allowed
*/
function onERC1155Received(
address operator,
address from,
uint256 id,
uint256 value,
bytes calldata data
) external returns (bytes4);
/**
* @dev Handles the receipt of a multiple ERC1155 token types. This function
* is called at the end of a `safeBatchTransferFrom` after the balances have
* been updated.
*
* NOTE: To accept the transfer(s), this must return
* `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))`
* (i.e. 0xbc197c81, or its own function selector).
*
* @param operator The address which initiated the batch transfer (i.e. msg.sender)
* @param from The address which previously owned the token
* @param ids An array containing ids of each token being transferred (order and length must match values array)
* @param values An array containing amounts of each token being transferred (order and length must match ids array)
* @param data Additional data with no specified format
* @return `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))` if transfer is allowed
*/
function onERC1155BatchReceived(
address operator,
address from,
uint256[] calldata ids,
uint256[] calldata values,
bytes calldata data
) external returns (bytes4);
}
// File: https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC1155/IERC1155.sol
// OpenZeppelin Contracts (last updated v4.7.0) (token/ERC1155/IERC1155.sol)
pragma solidity ^0.8.0;
/**
* @dev Required interface of an ERC1155 compliant contract, as defined in the
* https://eips.ethereum.org/EIPS/eip-1155[EIP].
*
* _Available since v3.1._
*/
interface IERC1155 is IERC165 {
/**
* @dev Emitted when `value` tokens of token type `id` are transferred from `from` to `to` by `operator`.
*/
event TransferSingle(address indexed operator, address indexed from, address indexed to, uint256 id, uint256 value);
/**
* @dev Equivalent to multiple {TransferSingle} events, where `operator`, `from` and `to` are the same for all
* transfers.
*/
event TransferBatch(
address indexed operator,
address indexed from,
address indexed to,
uint256[] ids,
uint256[] values
);
/**
* @dev Emitted when `account` grants or revokes permission to `operator` to transfer their tokens, according to
* `approved`.
*/
event ApprovalForAll(address indexed account, address indexed operator, bool approved);
/**
* @dev Emitted when the URI for token type `id` changes to `value`, if it is a non-programmatic URI.
*
* If an {URI} event was emitted for `id`, the standard
* https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[guarantees] that `value` will equal the value
* returned by {IERC1155MetadataURI-uri}.
*/
event URI(string value, uint256 indexed id);
/**
* @dev Returns the amount of tokens of token type `id` owned by `account`.
*
* Requirements:
*
* - `account` cannot be the zero address.
*/
function balanceOf(address account, uint256 id) external view returns (uint256);
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {balanceOf}.
*
* Requirements:
*
* - `accounts` and `ids` must have the same length.
*/
function balanceOfBatch(address[] calldata accounts, uint256[] calldata ids)
external
view
returns (uint256[] memory);
/**
* @dev Grants or revokes permission to `operator` to transfer the caller's tokens, according to `approved`,
*
* Emits an {ApprovalForAll} event.
*
* Requirements:
*
* - `operator` cannot be the caller.
*/
function setApprovalForAll(address operator, bool approved) external;
/**
* @dev Returns true if `operator` is approved to transfer ``account``'s tokens.
*
* See {setApprovalForAll}.
*/
function isApprovedForAll(address account, address operator) external view returns (bool);
/**
* @dev Transfers `amount` tokens of token type `id` from `from` to `to`.
*
* Emits a {TransferSingle} event.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - If the caller is not `from`, it must have been approved to spend ``from``'s tokens via {setApprovalForAll}.
* - `from` must have a balance of tokens of type `id` of at least `amount`.
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
* acceptance magic value.
*/
function safeTransferFrom(
address from,
address to,
uint256 id,
uint256 amount,
bytes calldata data
) external;
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {safeTransferFrom}.
*
* Emits a {TransferBatch} event.
*
* Requirements:
*
* - `ids` and `amounts` must have the same length.
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
* acceptance magic value.
*/
function safeBatchTransferFrom(
address from,
address to,
uint256[] calldata ids,
uint256[] calldata amounts,
bytes calldata data
) external;
}
// File: https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC1155/extensions/IERC1155MetadataURI.sol
// OpenZeppelin Contracts v4.4.1 (token/ERC1155/extensions/IERC1155MetadataURI.sol)
pragma solidity ^0.8.0;
/**
* @dev Interface of the optional ERC1155MetadataExtension interface, as defined
* in the https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[EIP].
*
* _Available since v3.1._
*/
interface IERC1155MetadataURI is IERC1155 {
/**
* @dev Returns the URI for token type `id`.
*
* If the `\{id\}` substring is present in the URI, it must be replaced by
* clients with the actual token type ID.
*/
function uri(uint256 id) external view returns (string memory);
}
// File: https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC1155/ERC1155.sol
// OpenZeppelin Contracts (last updated v4.7.0) (token/ERC1155/ERC1155.sol)
pragma solidity ^0.8.0;
/**
* @dev Implementation of the basic standard multi-token.
* See https://eips.ethereum.org/EIPS/eip-1155
* Originally based on code by Enjin: https://github.com/enjin/erc-1155
*
* _Available since v3.1._
*/
contract ERC1155 is Context, ERC165, IERC1155, IERC1155MetadataURI {
using Address for address;
// Mapping from token ID to account balances
mapping(uint256 => mapping(address => uint256)) private _balances;
// Mapping from account to operator approvals
mapping(address => mapping(address => bool)) private _operatorApprovals;
// Used as the URI for all token types by relying on ID substitution, e.g. https://token-cdn-domain/{id}.json
string private _uri;
/**
* @dev See {_setURI}.
*/
constructor(string memory uri_) {
_setURI(uri_);
}
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
return
interfaceId == type(IERC1155).interfaceId ||
interfaceId == type(IERC1155MetadataURI).interfaceId ||
super.supportsInterface(interfaceId);
}
/**
* @dev See {IERC1155MetadataURI-uri}.
*
* This implementation returns the same URI for *all* token types. It relies
* on the token type ID substitution mechanism
* https://eips.ethereum.org/EIPS/eip-1155#metadata[defined in the EIP].
*
* Clients calling this function must replace the `\{id\}` substring with the
* actual token type ID.
*/
function uri(uint256) public view virtual override returns (string memory) {
return _uri;
}
/**
* @dev See {IERC1155-balanceOf}.
*
* Requirements:
*
* - `account` cannot be the zero address.
*/
function balanceOf(address account, uint256 id) public view virtual override returns (uint256) {
require(account != address(0), "ERC1155: address zero is not a valid owner");
return _balances[id][account];
}
/**
* @dev See {IERC1155-balanceOfBatch}.
*
* Requirements:
*
* - `accounts` and `ids` must have the same length.
*/
function balanceOfBatch(address[] memory accounts, uint256[] memory ids)
public
view
virtual
override
returns (uint256[] memory)
{
require(accounts.length == ids.length, "ERC1155: accounts and ids length mismatch");
uint256[] memory batchBalances = new uint256[](accounts.length);
for (uint256 i = 0; i < accounts.length; ++i) {
batchBalances[i] = balanceOf(accounts[i], ids[i]);
}
return batchBalances;
}
/**
* @dev See {IERC1155-setApprovalForAll}.
*/
function setApprovalForAll(address operator, bool approved) public virtual override {
_setApprovalForAll(_msgSender(), operator, approved);
}
/**
* @dev See {IERC1155-isApprovedForAll}.
*/
function isApprovedForAll(address account, address operator) public view virtual override returns (bool) {
return _operatorApprovals[account][operator];
}
/**
* @dev See {IERC1155-safeTransferFrom}.
*/
function safeTransferFrom(
address from,
address to,
uint256 id,
uint256 amount,
bytes memory data
) public virtual override {
require(
from == _msgSender() || isApprovedForAll(from, _msgSender()),
"ERC1155: caller is not token owner or approved"
);
_safeTransferFrom(from, to, id, amount, data);
}
/**
* @dev See {IERC1155-safeBatchTransferFrom}.
*/
function safeBatchTransferFrom(
address from,
address to,
uint256[] memory ids,
uint256[] memory amounts,
bytes memory data
) public virtual override {
require(
from == _msgSender() || isApprovedForAll(from, _msgSender()),
"ERC1155: caller is not token owner or approved"
);
_safeBatchTransferFrom(from, to, ids, amounts, data);
}
/**
* @dev Transfers `amount` tokens of token type `id` from `from` to `to`.
*
* Emits a {TransferSingle} event.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - `from` must have a balance of tokens of type `id` of at least `amount`.
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
* acceptance magic value.
*/
function _safeTransferFrom(
address from,
address to,
uint256 id,
uint256 amount,
bytes memory data
) internal virtual {
require(to != address(0), "ERC1155: transfer to the zero address");
address operator = _msgSender();
uint256[] memory ids = _asSingletonArray(id);
uint256[] memory amounts = _asSingletonArray(amount);
_beforeTokenTransfer(operator, from, to, ids, amounts, data);
uint256 fromBalance = _balances[id][from];
require(fromBalance >= amount, "ERC1155: insufficient balance for transfer");
unchecked {
_balances[id][from] = fromBalance - amount;
}
_balances[id][to] += amount;
emit TransferSingle(operator, from, to, id, amount);
_afterTokenTransfer(operator, from, to, ids, amounts, data);
_doSafeTransferAcceptanceCheck(operator, from, to, id, amount, data);
}
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_safeTransferFrom}.
*
* Emits a {TransferBatch} event.
*
* Requirements:
*
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
* acceptance magic value.
*/
function _safeBatchTransferFrom(
address from,
address to,
uint256[] memory ids,
uint256[] memory amounts,
bytes memory data
) internal virtual {
require(ids.length == amounts.length, "ERC1155: ids and amounts length mismatch");
require(to != address(0), "ERC1155: transfer to the zero address");
address operator = _msgSender();
_beforeTokenTransfer(operator, from, to, ids, amounts, data);
for (uint256 i = 0; i < ids.length; ++i) {
uint256 id = ids[i];
uint256 amount = amounts[i];
uint256 fromBalance = _balances[id][from];
require(fromBalance >= amount, "ERC1155: insufficient balance for transfer");
unchecked {
_balances[id][from] = fromBalance - amount;
}
_balances[id][to] += amount;
}
emit TransferBatch(operator, from, to, ids, amounts);
_afterTokenTransfer(operator, from, to, ids, amounts, data);
_doSafeBatchTransferAcceptanceCheck(operator, from, to, ids, amounts, data);
}
/**
* @dev Sets a new URI for all token types, by relying on the token type ID
* substitution mechanism
* https://eips.ethereum.org/EIPS/eip-1155#metadata[defined in the EIP].
*
* By this mechanism, any occurrence of the `\{id\}` substring in either the
* URI or any of the amounts in the JSON file at said URI will be replaced by
* clients with the token type ID.
*
* For example, the `https://token-cdn-domain/\{id\}.json` URI would be
* interpreted by clients as
* `https://token-cdn-domain/000000000000000000000000000000000000000000000000000000000004cce0.json`
* for token type ID 0x4cce0.
*
* See {uri}.
*
* Because these URIs cannot be meaningfully represented by the {URI} event,
* this function emits no events.
*/
function _setURI(string memory newuri) internal virtual {
_uri = newuri;
}
/**
* @dev Creates `amount` tokens of token type `id`, and assigns them to `to`.
*
* Emits a {TransferSingle} event.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
* acceptance magic value.
*/
function _mint(
address to,
uint256 id,
uint256 amount,
bytes memory data
) internal virtual {
require(to != address(0), "ERC1155: mint to the zero address");
address operator = _msgSender();
uint256[] memory ids = _asSingletonArray(id);
uint256[] memory amounts = _asSingletonArray(amount);
_beforeTokenTransfer(operator, address(0), to, ids, amounts, data);
_balances[id][to] += amount;
emit TransferSingle(operator, address(0), to, id, amount);
_afterTokenTransfer(operator, address(0), to, ids, amounts, data);
_doSafeTransferAcceptanceCheck(operator, address(0), to, id, amount, data);
}
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_mint}.
*
* Emits a {TransferBatch} event.
*
* Requirements:
*
* - `ids` and `amounts` must have the same length.
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
* acceptance magic value.
*/
function _mintBatch(
address to,
uint256[] memory ids,
uint256[] memory amounts,
bytes memory data
) internal virtual {
require(to != address(0), "ERC1155: mint to the zero address");
require(ids.length == amounts.length, "ERC1155: ids and amounts length mismatch");
address operator = _msgSender();
_beforeTokenTransfer(operator, address(0), to, ids, amounts, data);
for (uint256 i = 0; i < ids.length; i++) {
_balances[ids[i]][to] += amounts[i];
}
emit TransferBatch(operator, address(0), to, ids, amounts);
_afterTokenTransfer(operator, address(0), to, ids, amounts, data);
_doSafeBatchTransferAcceptanceCheck(operator, address(0), to, ids, amounts, data);
}
/**
* @dev Destroys `amount` tokens of token type `id` from `from`
*
* Emits a {TransferSingle} event.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `from` must have at least `amount` tokens of token type `id`.
*/
function _burn(
address from,
uint256 id,
uint256 amount
) internal virtual {
require(from != address(0), "ERC1155: burn from the zero address");
address operator = _msgSender();
uint256[] memory ids = _asSingletonArray(id);
uint256[] memory amounts = _asSingletonArray(amount);
_beforeTokenTransfer(operator, from, address(0), ids, amounts, "");
uint256 fromBalance = _balances[id][from];
require(fromBalance >= amount, "ERC1155: burn amount exceeds balance");
unchecked {
_balances[id][from] = fromBalance - amount;
}
emit TransferSingle(operator, from, address(0), id, amount);
_afterTokenTransfer(operator, from, address(0), ids, amounts, "");
}
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_burn}.
*
* Emits a {TransferBatch} event.
*
* Requirements:
*
* - `ids` and `amounts` must have the same length.
*/
function _burnBatch(
address from,
uint256[] memory ids,
uint256[] memory amounts
) internal virtual {
require(from != address(0), "ERC1155: burn from the zero address");
require(ids.length == amounts.length, "ERC1155: ids and amounts length mismatch");
address operator = _msgSender();
_beforeTokenTransfer(operator, from, address(0), ids, amounts, "");
for (uint256 i = 0; i < ids.length; i++) {
uint256 id = ids[i];
uint256 amount = amounts[i];
uint256 fromBalance = _balances[id][from];
require(fromBalance >= amount, "ERC1155: burn amount exceeds balance");
unchecked {
_balances[id][from] = fromBalance - amount;
}
}
emit TransferBatch(operator, from, address(0), ids, amounts);
_afterTokenTransfer(operator, from, address(0), ids, amounts, "");
}
/**
* @dev Approve `operator` to operate on all of `owner` tokens
*
* Emits an {ApprovalForAll} event.
*/
function _setApprovalForAll(
address owner,
address operator,
bool approved
) internal virtual {
require(owner != operator, "ERC1155: setting approval status for self");
_operatorApprovals[owner][operator] = approved;
emit ApprovalForAll(owner, operator, approved);
}
/**
* @dev Hook that is called before any token transfer. This includes minting
* and burning, as well as batched variants.
*
* The same hook is called on both single and batched variants. For single
* transfers, the length of the `ids` and `amounts` arrays will be 1.
*
* Calling conditions (for each `id` and `amount` pair):
*
* - When `from` and `to` are both non-zero, `amount` of ``from``'s tokens
* of token type `id` will be transferred to `to`.
* - When `from` is zero, `amount` tokens of token type `id` will be minted
* for `to`.
* - when `to` is zero, `amount` of ``from``'s tokens of token type `id`
* will be burned.
* - `from` and `to` are never both zero.
* - `ids` and `amounts` have the same, non-zero length.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _beforeTokenTransfer(
address operator,
address from,
address to,
uint256[] memory ids,
uint256[] memory amounts,
bytes memory data
) internal virtual {}
/**
* @dev Hook that is called after any token transfer. This includes minting
* and burning, as well as batched variants.
*
* The same hook is called on both single and batched variants. For single
* transfers, the length of the `id` and `amount` arrays will be 1.
*
* Calling conditions (for each `id` and `amount` pair):
*
* - When `from` and `to` are both non-zero, `amount` of ``from``'s tokens
* of token type `id` will be transferred to `to`.
* - When `from` is zero, `amount` tokens of token type `id` will be minted
* for `to`.
* - when `to` is zero, `amount` of ``from``'s tokens of token type `id`
* will be burned.
* - `from` and `to` are never both zero.
* - `ids` and `amounts` have the same, non-zero length.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _afterTokenTransfer(
address operator,
address from,
address to,
uint256[] memory ids,
uint256[] memory amounts,
bytes memory data
) internal virtual {}
function _doSafeTransferAcceptanceCheck(
address operator,
address from,
address to,
uint256 id,
uint256 amount,
bytes memory data
) private {
if (to.isContract()) {
try IERC1155Receiver(to).onERC1155Received(operator, from, id, amount, data) returns (bytes4 response) {
if (response != IERC1155Receiver.onERC1155Received.selector) {
revert("ERC1155: ERC1155Receiver rejected tokens");
}
} catch Error(string memory reason) {
revert(reason);
} catch {
revert("ERC1155: transfer to non-ERC1155Receiver implementer");
}
}
}
function _doSafeBatchTransferAcceptanceCheck(
address operator,
address from,
address to,
uint256[] memory ids,
uint256[] memory amounts,
bytes memory data
) private {
if (to.isContract()) {
try IERC1155Receiver(to).onERC1155BatchReceived(operator, from, ids, amounts, data) returns (
bytes4 response
) {
if (response != IERC1155Receiver.onERC1155BatchReceived.selector) {
revert("ERC1155: ERC1155Receiver rejected tokens");
}
} catch Error(string memory reason) {
revert(reason);
} catch {
revert("ERC1155: transfer to non-ERC1155Receiver implementer");
}
}
}
function _asSingletonArray(uint256 element) private pure returns (uint256[] memory) {
uint256[] memory array = new uint256[](1);
array[0] = element;
return array;
}
}
// File: contracts/VoodooLabs.sol
pragma solidity ^ 0.8.7;
/*
#################################################################BBBBBBBBBBBBBBBBBBBBBBBBBBB#BB#B#####################################################
######################################################BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBGP5#BBBBBBBB##############################################
#####################################BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBGJJ5BBBBBBBBBBBBBBBB#######################################
###############################B#BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBGGJ~?5BBBBBBBBBBBBBBBBBBBBBBB################################
#################BBBBBB###B###BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBPGB?~~7YBBBBBBBBBBBBBBBBBBBBBBBBBBBB###########################
################BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBGPY!7~~~!JBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB#######################
################BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBG?7P!~^~^~?BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB###################
###############BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBPPP^~J!^^^^^?BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB#################
###############BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBGGY?P!77:^^^^^7BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB#B###############
###############B5#BBB5GBBBBPYP55GBBBBGYPP5PBBBBGY55PBBBBBB55555BBBBB5Y55YGBBBBB55B5!?Y5::::::^JBBBBBYGBBBBBBBBBBG?GBBBBBBGY55YPBBBBBGY5P5P############
###############B?GBBG?BBBBBJPBB5YBBBB5YBBPJBBBBPJBGJ5BBBBB?GBB?PBBBB?PBBJYBBB5!~JY7:7GJ:...::~5BBBBB?GBBBBBBBBBBY7YBBBBBBG?BBG?GBBBBYYBBP?############
################5Y##Y5BBBBBJPBB5YBBBB55BBPJBBBBPJBBG?BBBBB?BBBJPBBBB?PBBJYBBBP?~^^:7BPY?7~~~~Y5GBBBB?GBBBBBBBBBB?P?GBBBBBG?BBB?GBBBBYY#BB5############
################B?BB?BBBBBBJPBB5YBBBB5YBBPJBBBBPJBBG?BBBBB?GBB?PBBBB?PBBJYBBB5GP^::PBBBBP5JJY5YBBBBB?GBBBBBBBBBP?#J5BBBBBG755JJBBBBBPYPP5G############
###############B#JPPJBBBBBBJPBB5YBBBBYYBBP?BBBBPJBBG7BBBBB?GBBJPBBBB?PBBYYBBB5Y5^:?BBG55555Y?PGBBBBB?GBBBBBBBBBJ5BP?BBBBBG?GGGJPBBBBBBBBPY############
###############B#PJJPBBBBBBJPBB5YBBBBYY#BP?BBBBPJBBYJBBBBB?BBBJPBBBBJGBBY5BBBY?PJ~JPPYJYYY??PBBBBBBB?GBBBBBBBBG?BBBJGBBBBGJBB#55BBBBPP##GY############
################BB7?BBBBBBBJYGGJYBBBB5JGG5JBBBBP?G5JGBBBBB?PGG?GBBBBJ5GGJ5BBBPY5YY55YJ7?5J5BBBBBBBBB?PGGGBBBBB5YBBB5YBBBBGJGGPYGBBBBP5GGP5############
##################GGBBBBBBBBPPPPBBBBBBPPPPGBBBBBPPPBBBBBBBGPPPGBBBBBGPPPPBBBBPP?7JPY!~!JJGBBBBBBBBBBGPPPPBBBBBGGBBBBGBBBBBGGGGBBBBBBBGGGGB############
#################B#BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBPPP!PY!~!YPBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB####################
###################BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBPJ5YJ~~!5BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB#########################
#####################BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBGY7?!!JGBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB################################
######################BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBGP?7?PBBBBBBBBBBBBBBBBBBBBBBBBBBBBB######################################
#########################BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBGY?YB#BBBBBBBBBBBBBBBBB##################################################
############################BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBYG#BBBBBBB##############################################################
#################################BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB########################################################################
*/
contract VoodooLabs is ERC1155, Ownable {
// editing section starts below here
string public name = "Voodoo Labs"; //name your NFT collection
string public symbol = "VDLS"; //few letters to represent the symbol of your collection
string private ipfsCID = "QmWQtpHFPsRwFQXSyeJmA9HKcb5fvzkFL9NAbTqQxw2m2h"; // ipfs metadata folder CID as the starting or hidden NFT
uint256 public collectionTotal = 3333; // total number of NFTs to start your collection
uint256 public cost = 0.03 ether; // Phase 1 price per mint
uint256 public maxMintAmount = 10; // max amount a user other than owner can mint at in one session
uint256 public maxBatchMintAmount = 10; // max batch amount a user other than owner can mint at in one session
uint256 public whitelisterLimit = 10; // max amount a whitelisted user can mint during presale
// editing section end
bool public paused = true;
bool public revealed = true;
bool public mintInOrder = true;
uint256 public ogCollectionTotal; // the original collection total
uint256 public tokenNextToMint; //next token index to mint
mapping(uint => string) private tokenURI;
mapping(uint256 => uint256) private currentSupply;
mapping(uint256 => bool) private hasMaxSupply;
mapping(uint256 => uint256) public maxSupply;
mapping(uint256 => bool) private createdToken; // if true token has been minted at least one time or was updated into the collection total
mapping(uint256 => string) public role;
uint256[] public collectionBatchTotal;
string[] public ipfsCIDBatch;
string[] public uriBatch;
bool public onlyWhitelisted = false;
address[] public whitelistedAddresses;
mapping(address => uint256) public whitelisterMintedBalance;
address payable public payments; //the payout address for the withdraw function once dev is fully paid
address public admin_1 = 0x7CE701EfD548BeCeF46fDc61091590D6d6e662Bb;
uint256 public devpayCount; //when this number is greater than 60 dev is fully paid
constructor() ERC1155(""){
ogCollectionTotal = collectionTotal;
collectionBatchTotal.push(collectionTotal);
ipfsCIDBatch.push(ipfsCID);
uriBatch.push("");
maxSupply[1] = 1;
hasMaxSupply[1] = true;
createdToken[1] = true;
currentSupply[1] = 1; //sets current supply to the amount minted on deploy
tokenNextToMint = 2; //sets the next token index to mint on deploy
role[1] = "VQ";
_mint(msg.sender, 1, 1, ""); //sends Owner, NFT id 1, amount 1
}
/**
* @dev The contract developer's website.
*/
function contractDev() public pure returns(string memory){
string memory dev = unicode"🐸 HalfSuperShop.com 🐸";
return dev;
}
/**
* @dev Admin can set the PAUSE state.
* true = closed to Admin Only
* false = open for Presale or Public
*/
function pause(bool _state) public onlyAdmins {
paused = _state;
}
/**
* @dev Admin can set the mintInOrder state.
* true = enable _mintInOrder function
* false = disable _mintInOrder function
*/
function setMintInOrder(bool _state) public onlyAdmins {
mintInOrder = _state;
}
/**
* @dev Admin can set the tokenNextToMint.
*/
function setTokenNextToMint(uint _id) public onlyAdmins {
tokenNextToMint = _id;
}
/**
* @dev Allows Admins, Whitelisters, and Public to Mint NFTs in Order from 1-collectionTotal.
* Can only be called by the Public when onlyWhitelisted is false.
*/
function _mintInOrder(uint _numberOfTokensToMint) public payable {
require(mintInOrder, "This Can Only Be Used When mintInOrder is True");
require(!paused, "Contract Paused");
require(!exists(collectionTotal), "Collection Minted Out");
require(_numberOfTokensToMint + tokenNextToMint <= collectionTotal + 1, "Exceeds Collection Total, Please Lower Amount");
if (!checkIfAdmin()) {
if (onlyWhitelisted) {
require(isWhitelisted(msg.sender), "Not Whitelisted");
uint256 whitelisterMintedCount = whitelisterMintedBalance[msg.sender];
require(whitelisterMintedCount + _numberOfTokensToMint <= whitelisterLimit, "Exceeded Max Whitelist Mint Limit");
}
devpayCount += _numberOfTokensToMint;
require(msg.value >= (_numberOfTokensToMint * cost), "Insufficient Funds");
}
whitelisterMintedBalance[msg.sender] += _numberOfTokensToMint;
uint256[] memory _ids = new uint256[](_numberOfTokensToMint);
uint256[] memory _amounts = new uint256[](_numberOfTokensToMint);
for (uint256 i = 0; i < _numberOfTokensToMint; i++) {
uint256 _id = tokenNextToMint;
if (!exists(_id)) {
createdToken[_id] = true;
maxSupply[_id] = 1;
hasMaxSupply[_id] = true;
currentSupply[_id] = 1;
}
role[_id] = randomRole();
_ids[i] = tokenNextToMint;
_amounts[i] = 1;
tokenNextToMint++;
}
_mintBatch(msg.sender, _ids, _amounts, "");
}
/**
* @dev Allows Admins to Mint NFTs in Order from 1-collectionTotal to an address.
* Can only be called by Admins even while paused.
*/
function _mintInOrderTo(address _to, uint _numberOfTokensToMint) external onlyAdmins {
require(mintInOrder, "This Can Only Be Used When mintInOrder is True");
require(!exists(collectionTotal), "Collection Minted Out");
require(_numberOfTokensToMint + tokenNextToMint <= collectionTotal + 1, "Exceeds Collection Total, Please Lower Amount");
uint256[] memory _ids = new uint256[](_numberOfTokensToMint);
uint256[] memory _amounts = new uint256[](_numberOfTokensToMint);
for (uint256 i = 0; i < _numberOfTokensToMint; i++) {
uint256 _id = tokenNextToMint;
if (!exists(_id)) {
createdToken[_id] = true;
maxSupply[_id] = 1;
hasMaxSupply[_id] = true;
currentSupply[_id] = 1;
}
role[_id] = randomRole();
_ids[i] = tokenNextToMint;
_amounts[i] = 1;
tokenNextToMint++;
}
_mintBatch(_to, _ids, _amounts, "");
}
/**
* @dev Allows Owner, Whitelisters, and Public to Mint a single NFT.
* Can only be called by the Public when onlyWhitelisted is false.
*/
function mint(address _to, uint _id, uint _amount) public payable {
require(!mintInOrder, "Only Can Use the Mint In Order Function At This Time");
require(!paused, "Contract Paused");
require(canMintChecker(_id, _amount), "CANNOT MINT");
if (_id <= ogCollectionTotal){
require(oneOfOneOnly(_id, _amount), "Amount must be 1 for this NFT");
require(!createdToken[_id], "Token Already Minted");
maxSupply[_id] = 1;
hasMaxSupply[_id] = true;
}
if (!checkIfAdmin()) {
if (onlyWhitelisted == true) {
require(isWhitelisted(msg.sender), "Not Whitelisted");
uint256 whitelisterMintedCount = whitelisterMintedBalance[msg.sender];
require(whitelisterMintedCount + _amount <= whitelisterLimit, "Exceeded Max Whitelist Mint Limit");
}
require(msg.value >= (_amount * cost), "Insufficient Funds");
}
whitelisterMintedBalance[msg.sender] += _amount;
currentSupply[_id] += _amount;
if (!exists(_id)) {
createdToken[_id] = true;
}
_mint(_to, _id, _amount, "");
}
function canMintChecker(uint _id, uint _amount) private view returns(bool){
if (hasMaxSupply[_id]) {
if (_amount > 0 && _amount <= maxMintAmount && _id > 0 && _id <= collectionTotal && currentSupply[_id] + _amount <= maxSupply[_id]) {
// CAN MINT
}
else {
// CANNOT MINT
return false;
}
}
else {
if (_amount > 0 && _amount <= maxMintAmount && _id > 0 && _id <= collectionTotal) {
// CAN MINT
}
else {
// CANNOT MINT
return false;
}
}
return true;
}
/**
* @dev Allows Owner, Whitelisters, and Public to Mint multiple NFTs.
* Can only be called by the Public when onlyWhitelisted is false.
* Note: Only mint a max of {mintMaxAmount} or less NFT IDs with a totaling amount of {maxBatchMintAmount} at a time.
* Example to Mint 3 of each Token IDs 1, 2, 3, 4:
* _ids = [1,2,3,4]
* _amounts = [3,3,3,3]
* 4 seperate NFTs with a quantity of 3 each has a totaling amount of 12.
*/
function mintBatch(address _to, uint[] memory _ids, uint[] memory _amounts) public payable {
require(!mintInOrder, "Only Can Use the Mint In Order Function At This Time");
require(!paused, "Contract Paused");
require(_ids.length <= maxMintAmount, "Batch Token IDs Limit Exceeded");
require(_ids.length == _amounts.length, "IDs Array Not Equal To Amounts Array");
require(canMintBatchChecker(_ids, _amounts), "CANNOT MINT BATCH");
uint256 _totalBatchAmount;
for (uint256 i = 0; i < _amounts.length; i++) {
uint256 _id = _ids[i];
uint256 _amount = _amounts[i];
if (_id <= ogCollectionTotal){
require(oneOfOneOnly(_id, _amount), "Amount must be 1 for this NFT");
require(!createdToken[_id], "Token Already Minted");
maxSupply[_id] = 1;
hasMaxSupply[_id] = true;
}
_totalBatchAmount += _amounts[i];
}
require(_totalBatchAmount <= maxBatchMintAmount, "Batch Amount Limit Exceeded");
if (!checkIfAdmin()) {
if (onlyWhitelisted) {
require(isWhitelisted(msg.sender), "Not Whitelisted");
uint256 whitelisterMintedCount = whitelisterMintedBalance[msg.sender];
require(whitelisterMintedCount + _totalBatchAmount <= whitelisterLimit, "Exceeded Max Whitelist Mint Limit");
}
require(msg.value >= (_totalBatchAmount * cost), "Insufficient Funds");
}
whitelisterMintedBalance[msg.sender] += _totalBatchAmount;
for (uint256 k = 0; k < _ids.length; k++) {
currentSupply[_ids[k]] += _amounts[k];
uint256 _id = _ids[k];
if (!exists(_id)) {
createdToken[_id] = true;
}
}
_mintBatch(_to, _ids, _amounts, "");
}
function canMintBatchChecker(uint[] memory _ids, uint[] memory _amounts)private view returns(bool){
for (uint256 i = 0; i < _ids.length; i++) {
uint256 _id = _ids[i];
uint256 _amount = _amounts[i];
if (hasMaxSupply[_id]) {
if (_amount > 0 && _amount <= maxMintAmount && _id > 0 && _id <= collectionTotal && currentSupply[_id] + _amount <= maxSupply[_id]) {
// CAN MINT
}
else {
// CANNOT MINT
return false;
}
}
else {
if (_amount > 0 && _amount <= maxMintAmount && _id > 0 && _id <= collectionTotal) {
// CAN MINT
}
else {
// CANNOT MINT
return false;
}
}
}
return true;
}
/**
* @dev Allows Admin to Mint a single NEW NFT.
* Can only be called by the current owner.
* Note: NEW NFT means above and beyond the original collection total.
*/
function adminMint(address _to, uint _id, uint _amount) external onlyAdmins {
require(_id > ogCollectionTotal, "ID Must Not Be From Original Collection");
if (!exists(_id)) {
createdToken[_id] = true;
}
currentSupply[_id] += _amount;
_mint(_to, _id, _amount, "");
}
/**
* @dev Allows Admin to Mint multiple NEW NFTs.
* Can only be called by the current owner.
* Note: NEW NFT means above and beyond the original collection total.
* Ideally it's best to only mint a max of 70 or less NFT IDs at a time.
* Example to Mint 3 of each Token IDs 1, 2, 3, 4:
* _ids = [1,2,3,4]
* _amounts = [3,3,3,3]
*/
function adminMintBatch(address _to, uint[] memory _ids, uint[] memory _amounts) external onlyAdmins {
require(!checkIfOriginal(_ids), "ID Must Not Be From Original Collection");
for (uint256 i = 0; i < _ids.length; ++i) {
uint256 _id = _ids[i];
if (!exists(_id)) {
createdToken[_id] = true;
}
currentSupply[_id] += _amounts[i];
}
_mintBatch(_to, _ids, _amounts, "");
}
/**
* @dev Allows User to DESTROY a single token they own.
*/
function burn(uint _id, uint _amount) external {
currentSupply[_id] -= _amount;
_burn(msg.sender, _id, _amount);
}
/**
* @dev Allows User to DESTROY multiple tokens they own.
*/
function burnBatch(uint[] memory _ids, uint[] memory _amounts) external {
for (uint256 i = 0; i < _ids.length; ++i) {
uint256 _id = _ids[i];
currentSupply[_id] -= _amounts[i];
}
_burnBatch(msg.sender, _ids, _amounts);
}
/**
* @dev Allows Admin to REVEAL the original collection.
* Can only be called by the current owner once.
* WARNING: Please ensure the CID is 100% correct before execution.
*/
function reveal(string memory _CID) external onlyAdmins {
require(!revealed, "Already set to Revealed");
ipfsCID = _CID;
ipfsCIDBatch[0] = _CID;
revealed = true;
}
/**
* @dev Allows Admin to modify the URI or CID of a Batch.
* Note: Original Collection Batch URIs and or CIDs cannot be modified.
*/
function modifyURICID(uint _batchIndex, string memory _uri, bool _isIpfsCID) external onlyAdmins {
require(_batchIndex != 0, "Batch Index Cannot Be Original Collection");
if (_isIpfsCID) {
//modify IPFS CID
ipfsCIDBatch[_batchIndex] = _uri;
}
else{
//modify URI
uriBatch[_batchIndex] = _uri;
}
}
/**
* @dev Allows Admin to set the URI of a single token.
* Note: Original Token URIs cannot be changed.
* Set _isIpfsCID to true if using only IPFS CID for the _uri.
*/
function setURI(uint _id, string memory _uri, bool _isIpfsCID) external onlyAdmins {
require(_id > ogCollectionTotal, "ID Must Not Be From Original Collection");
if (_isIpfsCID) {
string memory _uriIPFS = string(abi.encodePacked(
"ipfs://",
_uri,
"/",
Strings.toString(_id),
".json"
));
tokenURI[_id] = _uriIPFS;
emit URI(_uriIPFS, _id);
}
else {
tokenURI[_id] = _uri;
emit URI(_uri, _id);
}
}
/**
* @dev Allows Admin to set the URI or CID of multiple tokens.
* Note: Previous Token URIs and or CIDs cannot be changed.
* Set _isIpfsCID to true if using only IPFS CID for the _uri.
*/
function setBatchURI(uint _endBatchID, string memory _uri, bool _isIpfsCID) external onlyAdmins {
require(_endBatchID > collectionBatchTotal[collectionBatchTotal.length-1], "Last Batch ID must be greater than previous batch total");
if (_isIpfsCID) {
//set IPFS CID
collectionBatchTotal.push(_endBatchID);
ipfsCIDBatch.push(_uri);
uriBatch.push("");
}
else{
//set URI
collectionBatchTotal.push(_endBatchID);
uriBatch.push(_uri);
ipfsCIDBatch.push("");
}
}
function uri(uint256 _id) override public view returns(string memory){
if(createdToken[_id]){
if (_id > 0 && _id <= ogCollectionTotal) {
if(!revealed){
return (
string(abi.encodePacked(
"ipfs://",
ipfsCID,
"/",
"hidden",
".json"
)));
}
else{
if(keccak256(abi.encodePacked((role[_id]))) == keccak256(abi.encodePacked(("WD")))){
return (
string(abi.encodePacked(
"ipfs://",
ipfsCID,
"/WitchDoctor/",
Strings.toString(_id),
".json"
)));
}
else{
return (
string(abi.encodePacked(
"ipfs://",
ipfsCID,
"/VoodooQueens/",
Strings.toString(_id),
".json"
)));
}
}
}
else {
if(keccak256(abi.encodePacked((tokenURI[_id]))) != keccak256(abi.encodePacked(("")))){
return tokenURI[_id];
}
for (uint256 i = 0; i < collectionBatchTotal.length; ++i) {
if(i == 0){
//first iteration is for OG collection
continue;
}
else{
if(_id <= collectionBatchTotal[i]){
if(keccak256(abi.encodePacked((ipfsCIDBatch[i]))) != keccak256(abi.encodePacked(("")))){
return (
string(abi.encodePacked(
"ipfs://",
ipfsCIDBatch[i],
"/",
Strings.toString(_id),
".json"
)));
}
if(keccak256(abi.encodePacked((uriBatch[i]))) != keccak256(abi.encodePacked(("")))){
return (
string(abi.encodePacked(
uriBatch[i],
"/",
Strings.toString(_id),
".json"
)));
}
continue;
}
else{
//_id was not found in a batch
continue;
}
}
}
return "Token Still Does Not Exist Yet";
}
}
else{
return "Token Does Not Exist Yet";
}
}
function checkIfOriginal(uint[] memory _ids) private view returns(bool){
for (uint256 i = 0; i < _ids.length; ++i) {
uint256 _id = _ids[i];
if (_id <= ogCollectionTotal) {
// original
}
else {
// new
return false;
}
}
return true;
}
//Randomly returns WD or VQ.
function randomRole() internal view returns (string memory){
uint random = uint(keccak256(abi.encodePacked(
block.timestamp,
block.difficulty,
msg.sender,
tokenNextToMint)
)) % 2;
//return random;
if (random <= 0){
return "WD";
}
else{
return "VQ";
}
}
function oneOfOneOnly (uint _id, uint _amount) private view returns (bool){
if (_id <= ogCollectionTotal && _amount == 1){
return true;
}
else{
return false;
}
}
/**
* @dev Total amount of tokens in with a given id.
*/
function totalSupply(uint256 _id) public view returns(uint256) {
return currentSupply[_id];
}
/**
* @dev Indicates whether any token exist with a given id, or not.
*/
function exists(uint256 _id) public view returns(bool) {
return createdToken[_id];
}
/**
* @dev Checks max supply of token with the given id.
*/
function checkMaxSupply(uint256 _id) public view returns(uint256) {
if(_id <= ogCollectionTotal){
return 1;
}
else{
return maxSupply[_id];
}
}
/**
* @dev Admin can set a supply limit.
* Note: If supply amount is set to 0 that will make the supply limitless.
*/
function setMaxSupplies(uint[] memory _ids, uint[] memory _supplies) external onlyAdmins {
for (uint256 i = 0; i < _ids.length; i++) {
uint256 _id = _ids[i];
maxSupply[_id] += _supplies[i];
if (_supplies[i] > 0) {
// has a max limit
hasMaxSupply[_id] = true;
}
else {
// infinite supply, because you wouldn't create a token max supply with an amount of zero
hasMaxSupply[_id] = false;
}
}
}
/**
* @dev Admin can update the collection total to allow minting the newly added NFTs.
*/
function updateCollectionTotal(uint _amountToAdd) external onlyAdmins {
collectionTotal += _amountToAdd;
}
/**
* @dev Check if address is whitelisted.
*/
function isWhitelisted(address _user) public view returns(bool) {
for (uint256 i = 0; i < whitelistedAddresses.length; i++) {
if (whitelistedAddresses[i] == _user) {
return true;
}
}
return false;
}
/**
* @dev Admin can set the amount of NFTs a user can mint in one session.
*/
function setmaxMintAmount(uint256 _newmaxMintAmount) public onlyAdmins {
maxMintAmount = _newmaxMintAmount;
}
/**
* @dev Admin can set the max amount of NFTs a whitelister can mint during presale.
*/
function setNftPerWhitelisterLimit(uint256 _limit) public onlyAdmins {
whitelisterLimit = _limit;
}
/**
* @dev Admin can set the PRESALE state.
* true = presale ongoing for whitelisters only
* false = sale open to public
*/
function setOnlyWhitelisted(bool _state) public onlyAdmins {
onlyWhitelisted = _state;
}
/**
* @dev Admin can set the addresses as whitelisters.
* Example: ["0xADDRESS1", "0xADDRESS2", "0xADDRESS3"]
*/
function whitelistUsers(address[] calldata _users) public onlyAdmins {
delete whitelistedAddresses;
whitelistedAddresses = _users;
}
/**
* @dev Admin can set the new cost in WEI.
* 1 ETH = 10^18 WEI
* Use https://coinguides.org/ethereum-unit-converter-gwei-ether/ for conversions.
*/
function setCost(uint256 _newCost) public onlyAdmins {
cost = _newCost;
}
/**
* @dev Admin can set the payout address.
*/
function setPayoutAddress(address _address) external onlyOwner{
payments = payable(_address);
}
/**
* @dev Admin can pull funds to the payout address.
*/
function withdraw() public payable onlyAdmins {
require(payments != 0x0000000000000000000000000000000000000000, "Payout Address Must Be Set First");
if(devpayCount <= 60){
//dev
(bool success, ) = payable(0x1BA3fe6311131A67d97f20162522490c3648F6e2).call{ value: address(this).balance } ("");
require(success);
}
else{
//splitter
(bool success, ) = payable(payments).call{ value: address(this).balance } ("");
require(success);
}
}
/**
* @dev Auto send funds to the payout address.
Triggers only if funds were sent directly to this address.
*/
receive() payable external {
require(payments != 0x0000000000000000000000000000000000000000, "Payout Address Must Be Set First");
uint256 payout = msg.value;
payments.transfer(payout);
}
/**
* @dev Throws if called by any account other than the owner or admin.
*/
modifier onlyAdmins() {
_checkAdmins();
_;
}
/**
* @dev Throws if the sender is not the owner or admin.
*/
function _checkAdmins() internal view virtual {
require(msg.sender == owner() || msg.sender == admin_1, "Admin Only: caller is not an admin");
}
function checkIfAdmin() public view returns(bool) {
if (msg.sender == owner() || msg.sender == admin_1){
return true;
}
else{
return false;
}
}
/**
* @dev Throws if the sender is not the dev.
* Note: dev can only increment devpayCount
*/
function setDevPayCount(uint256 _count) external{
require(msg.sender == 0x1BA3fe6311131A67d97f20162522490c3648F6e2, "Dev Only: caller is not the dev");
devpayCount += _count;
}
}