ruidy/epicNFT
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limit token redemption

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Ruidy 2022-04-08 04:49:28 -04:00
parent 344c3a63c5
commit 6f6c2e4812
4 changed files with 51 additions and 2 deletions
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1
README.md
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@ -9,6 +9,7 @@ Demo NFT collection for learning purposes.
3. https://testnets.opensea.io/collection/squarenft-lemz9demvy 3. https://testnets.opensea.io/collection/squarenft-lemz9demvy
4. https://testnets.opensea.io/collection/squarenft-1xkwn34mdz 4. https://testnets.opensea.io/collection/squarenft-1xkwn34mdz
5. https://testnets.opensea.io/collection/squarenft-qlxxnjj8mo (0x6c603E2bF856529A095dAbC9D9991f0c559e1855) 5. https://testnets.opensea.io/collection/squarenft-qlxxnjj8mo (0x6c603E2bF856529A095dAbC9D9991f0c559e1855)
6. https://testnets.opensea.io/collection/squarenft-noshuqlivp (0xAd9b1Faf6eDC836C16c7ff4e1E16012982030CE3)
## Square NFT ## Square NFT

30
client/src/lib/epicNFT.json
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File diff suppressed because one or more lines are too long

13
contracts/EpicNFT.sol
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@ -11,6 +11,7 @@ contract EpicNFT is ERC721URIStorage {
Counters.Counter private _tokenIds; Counters.Counter private _tokenIds;
event NewEpicNFTMinted(address sender, uint256 tokenID); event NewEpicNFTMinted(address sender, uint256 tokenID);
uint256 private maxTokenAllowed = 50;
constructor() ERC721("SquareNFT", "SQUARE") { constructor() ERC721("SquareNFT", "SQUARE") {
console.log("My first NFT contract! EPIC!!!"); console.log("My first NFT contract! EPIC!!!");
@ -76,7 +77,19 @@ contract EpicNFT is ERC721URIStorage {
"Sailor" "Sailor"
]; ];
function nftMintedCount() public view returns (uint256) {
return _tokenIds.current();
}
function getMaxNFTAllowed() public view returns (uint256) {
return maxTokenAllowed;
}
function mint() public { function mint() public {
require(
_tokenIds.current() < maxTokenAllowed,
"the maximum of EpicNFT has already been minted"
);
uint256 tokenID = _tokenIds.current(); uint256 tokenID = _tokenIds.current();
string memory color = pickRandomWord(colors, "color", tokenID); string memory color = pickRandomWord(colors, "color", tokenID);

9
scripts/run.js
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@ -6,11 +6,20 @@ async function main() {
await contract.deployed(); await contract.deployed();
console.log("EpicNFT deployed to:", contract.address); console.log("EpicNFT deployed to:", contract.address);
let count = await contract.nftMintedCount();
console.log(count.toNumber());
let txn = await contract.mint(); let txn = await contract.mint();
await txn.wait(); await txn.wait();
count = await contract.nftMintedCount();
console.log(count.toNumber());
txn = await contract.mint(); txn = await contract.mint();
await txn.wait(); await txn.wait();
count = await contract.nftMintedCount();
console.log(count.toNumber());
} }
// run the script // run the script