PellarNFTs

gistfile1.txt

// SPDX-License-Identifier: MIT
pragma solidity ^0.7.0;

import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/release-v3.4/contracts/token/ERC721/ERC721.sol";
import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/release-v3.4/contracts/utils/Counters.sol";
import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/release-v3.4/contracts/access/Ownable.sol";

contract PellarNFTs is ERC721, Ownable {
    using Counters for Counters.Counter;
    Counters.Counter private _tokenIds;

    constructor() ERC721("PellarNFTs", "PNF") {}

    function mintNft(address receiver, string memory tokenURI) external onlyOwner returns (uint256) {
        _tokenIds.increment();

        uint256 newNftTokenId = _tokenIds.current();
        _mint(receiver, newNftTokenId);
        _setTokenURI(newNftTokenId, tokenURI);

        return newNftTokenId;
    }
}