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FerQuerenSea.sol
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FerQuerenSea.sol
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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;
import "@openzeppelin/contracts-upgradeable/token/ERC721/ERC721Upgradeable.sol";
import "@openzeppelin/contracts-upgradeable/token/ERC721/extensions/ERC721URIStorageUpgradeable.sol";
import "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol";
import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol";
import "@openzeppelin/contracts-upgradeable/proxy/utils/UUPSUpgradeable.sol";
import "@openzeppelin/contracts-upgradeable/utils/CountersUpgradeable.sol";
/// @custom:security-contact [email protected]
contract FerQuerenSea is Initializable, ERC721Upgradeable, ERC721URIStorageUpgradeable, OwnableUpgradeable, UUPSUpgradeable {
using CountersUpgradeable for CountersUpgradeable.Counter;
CountersUpgradeable.Counter private _tokenIdCounter;
/// @custom:oz-upgrades-unsafe-allow constructor
constructor() initializer {}
function initialize() initializer public {
__ERC721_init("FerQuerenSea", "FQS");
__ERC721URIStorage_init();
__Ownable_init();
__UUPSUpgradeable_init();
}
function safeMint(address to, string memory uri) public onlyOwner {
uint256 tokenId = _tokenIdCounter.current();
_tokenIdCounter.increment();
_safeMint(to, tokenId);
_setTokenURI(tokenId, uri);
}
function _authorizeUpgrade(address newImplementation)
internal
onlyOwner
override
{}
// The following functions are overrides required by Solidity.
function _burn(uint256 tokenId)
internal
override(ERC721Upgradeable, ERC721URIStorageUpgradeable)
{
super._burn(tokenId);
}
function tokenURI(uint256 tokenId)
public
view
override(ERC721Upgradeable, ERC721URIStorageUpgradeable)
returns (string memory)
{
return super.tokenURI(tokenId);
}
}