fetchNFTsOwnedByUser.js

async function fetchNFTsOwnedByUser() {
    const transferEvents = await nftContract.queryFilter({
        address: nftContractAddress,
        topics: [
            ethers.utils.id("Transfer(address,address,uint256)"),
            null,
            ethers.utils.hexZeroPad(userWalletAddress, 32)
        ]
    });

    let ownedTokenIds = new Set(); // Utilizziamo un Set per evitare duplicati

    for (let event of transferEvents) {
        // Aggiunge token trasferiti all'utente
        ownedTokenIds.add(event.args.tokenId.toString());
    }

    console.log("Token IDs owned by user:", Array.from(ownedTokenIds));
    return Array.from(ownedTokenIds);
}

fetchNFTsOwnedByUser().catch(console.error);