@prathammahajan/blockchain-integration/examples/nft-marketplace.js

🚀 Comprehensive blockchain integration suite with multi-chain cryptocurrency support, NFT marketplace, smart contracts, DeFi protocols, and enterprise-grade wallet management

const BlockchainEngine = require('../src/index');

async function nftMarketplaceExample() {
  try {
    // Initialize blockchain engine with NFT support
    const blockchain = new BlockchainEngine({
      networks: {
        ethereum: {
          enabled: true,
          rpc: 'https://mainnet.infura.io',
          chainId: 1
        }
      },
      wallet: {
        enabled: true,
        encryption: true
      },
      nft: {
        enabled: true,
        marketplace: true,
        metadata: true
      }
    });

    // Wait for initialization
    await new Promise(resolve => {
      blockchain.on('initialized', resolve);
    });

    console.log('✅ Blockchain Engine initialized with NFT support');

    // Create a wallet
    const wallet = await blockchain.createWallet('hd');
    console.log('✅ Wallet created:', wallet.address);

    // Mint an NFT
    const contractAddress = '0x1234567890123456789012345678901234567890';
    const tokenURI = 'https://api.example.com/metadata/1';
    
    const mintResult = await blockchain.mintNFT(contractAddress, wallet.address, tokenURI);
    console.log('✅ NFT minted:', mintResult);

    // List NFT for sale
    const listResult = await blockchain.listNFT(contractAddress, 1, '1.0');
    console.log('✅ NFT listed for sale:', listResult);

    // Transfer NFT
    const transferResult = await blockchain.transferNFT(contractAddress, wallet.address, '0xrecipient', 1);
    console.log('✅ NFT transferred:', transferResult);

    // Shutdown
    await blockchain.shutdown();
    console.log('✅ Blockchain Engine shutdown');

  } catch (error) {
    console.error('❌ Error:', error.message);
  }
}

// Run the example
nftMarketplaceExample();