// Import necessary LDK modules
import { LDK } from 'ldk';
import { Secp256k1, Network, OutPoint, Txid, Script } from 'ldk';

async function LDK() {
  // Initialize LDK
  const ldk = LDK.create(Network.Testnet);

  // Generate keypair for party A
  const partyAKeyPair = Secp256k1.KeyPair.fromSecretKey(Buffer.from('private_key_for_party_a', 'hex'));

  // Generate keypair for party B
  const partyBKeyPair = Secp256k1.KeyPair.fromSecretKey(Buffer.from('private_key_for_party_b', 'hex'));

  // Define contract parameters
  const oracleInfo = {
    price: Number,
    sats: Number,
    pair: String,
    peers: String,
    expiration: Number,
  };

  const contractDescriptor = {
    // Add contract descriptor properties here
  };

  async function DLC() {
    // Create and sign DLC transaction
    const contractTxId = Txid.fromHex('previous_transaction_id');
    const fundingTxOutpoint = new OutPoint(contractTxId, 0);
    const fundAmount = 10000000; // Amount in satoshis

    const oracleSigs = {
      // Add oracle signatures here
    };

    const partyASigs = {
      // Add party A signatures here
    };

    const partyBSigs = {
      // Add party B signatures here
    };

    const contractTx = await ldk.createDlcTransactions({
      contractDescriptor,
      oracleInfo,
      fundingTxOutpoint,
      fundAmount,
      oracleSigs,
      partyASigs,
      partyBSigs,
    });
    
    // Interact with the DLC contract
    const dlcContract = ldk.loadDlcContract(contractDescriptor);

    const oracleSignature = {
      // ... oracle signature ...
    };

    const oracleEvent = {
      // ... oracle event ...
    };

    const partyASignedOutcome = {
      // ... party A signed outcome ...
    };

    const partyBDispute = {
      // ... party B dispute ...
    };

    // Update the contract state based on different events
    dlcContract.updateContractFromOracleSignature(oracleSignature, oracleEvent);
    dlcContract.updateContractFromPartyASignedOutcome(partyASignedOutcome);
    dlcContract.updateContractFromPartyBDispute(partyBDispute);

    // ... Other interactions and contract state updates ...

    // Closing the contract and settling
    const closingTx = await dlcContract.close();
    // Broadcast the closing transaction
    // ...

    // Cleanup resources
    ldk.destroy();
  }

  await DLC();
}

main().catch(console.error);