[TIL]23.04.20 NFT발행

NFT 발행하기

주소

Pinata
https://www.pinata.cloud/

Remix IDE
https://remix.ethereum.org/

Opensea testnet
https://testnets.opensea.io/

Remix IDE

// SPDX-License-Identifier: MIT
 
pragma solidity ^0.8.18;

import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol";

contract MintNft is ERC721Enumerable {
    mapping(uint => string) public metadataUri;
    uint public totalNft;

    constructor(string memory _name, string memory _symbol) ERC721(_name, _symbol) {}

    function mintNft(string memory _metadataUri) public {
        uint tokenId = totalSupply() + 1;

        _mint(msg.sender, tokenId);
        
        metadataUri[tokenId] = _metadataUri;
    }

    function tokenURI(uint _tokenId) public override view returns(string memory) {
        return metadataUri[_tokenId];
    }
}