TouhouDojinTestNFT.sol

// SPDX-License-Identifier: ICETOUHOU-code
pragma solidity ^0.8.0;

import "https://raw.githubusercontent.com/OpenZeppelin/openzeppelin-contracts/master/contracts/token/ERC721/extensions/ERC721URIStorage.sol";
import "https://raw.githubusercontent.com/OpenZeppelin/openzeppelin-contracts/master/contracts/utils/Counters.sol";
import "https://raw.githubusercontent.com/OpenZeppelin/openzeppelin-contracts/master/contracts/access/Ownable.sol";

contract TouhouDojinTestNFT is ERC721URIStorage, Ownable {
    using Counters for Counters.Counter;
    Counters.Counter private _tokenIds;

    bytes32 public constant MINTER_ROLE = keccak256("MINTER_ROLE");

    constructor() ERC721("TOUHOU DOJIN NFT", "TOHONFT") {}

    function mint(address owner, string memory tokenURI) public onlyOwner returns (uint256) {
        _tokenIds.increment();

        uint256 newItemId = _tokenIds.current();
        _mint(owner, newItemId);
        _setTokenURI(newItemId, tokenURI);

        return newItemId;
    }
    
}