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// This contract is part of Zellic’s smart contract dataset, which is a collection of publicly available contract code gathered as of March 2023.
// SPDX-License-Identifier: MIT
pragma solidity >= 0.8.13;
import "./ERC721A.sol";
import "./IEIP2981.sol";
import "./AdminControl.sol";
import "./Strings.sol";
contract Anastasis_Act2 is ERC721A, AdminControl {
address payable private _royalties_recipient;
uint256 private _royaltyAmount; //in %
uint256 public _tokenId = 0;
string public _uri;
mapping(uint256 => uint256) public _tokenURIs;
constructor () ERC721A("f-1 Anastasis - Act2", "f-1 AA2") {
_royalties_recipient = payable(msg.sender);
_royaltyAmount = 10;
}
function supportsInterface(bytes4 interfaceId)
public
view
virtual
override(ERC721A, AdminControl)
returns (bool)
{
return
AdminControl.supportsInterface(interfaceId) ||
ERC721A.supportsInterface(interfaceId) ||
interfaceId == type(IEIP2981).interfaceId ||
super.supportsInterface(interfaceId);
}
function mint(
address to,
uint256 quantity
) external adminRequired{
for(uint256 i=0; i < quantity; i++){
uint256 rarity = getPseudoRandomNumber(10);
uint256 uri;
if(rarity == 0){
uri = getPseudoRandomNumber(3) + 1;
}else if(rarity == 1 || rarity == 2){
uri = getPseudoRandomNumber(4) + 4;
}else{
uri = getPseudoRandomNumber(7) + 8;
}
_tokenURIs[_tokenId] = uri;
_tokenId += 1;
}
_mint(to, quantity);
}
function getPseudoRandomNumber(uint256 length) public view returns (uint256){
uint256 rnd = uint256(keccak256(abi.encodePacked(block.timestamp, _tokenId)));
return rnd % length;
}
function burn(uint256 tokenId) public {
address owner = ERC721A.ownerOf(tokenId);
require(msg.sender == owner, "Owner only");
_burn(tokenId);
}
function setURI(
string calldata updatedURI
) external adminRequired{
_uri = updatedURI;
}
function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token");
return string(abi.encodePacked(_uri, Strings.toString(_tokenURIs[tokenId]), ".json"));
}
function setRoyalties(address payable _recipient, uint256 _royaltyPerCent) external adminRequired {
_royalties_recipient = _recipient;
_royaltyAmount = _royaltyPerCent;
}
function royaltyInfo(uint256 salePrice) external view returns (address, uint256) {
if(_royalties_recipient != address(0)){
return (_royalties_recipient, (salePrice * _royaltyAmount) / 100 );
}
return (address(0), 0);
}
function withdraw(address recipient) external adminRequired {
payable(recipient).transfer(address(this).balance);
}
} |