import {
  compressReceipts,
  decompressReceipts,
  netReceipts,
  buildReceiptRoot,
  verifyReceiptInBatch,
  buildAnchorIxData,
  generateKey,
  encryptBlob,
} from "@dna-x402/liquefy-receipts";

// Net bilateral flows (1000 receipts → a handful of settlements)
const nets = netReceipts(receipts);

// Compress 62× (columnar, based on Liquefy Columnar Gun v1)
const compressed = compressReceipts(receipts);

// Encrypt (AES-256-GCM — only parties see amounts)
const key  = await generateKey();
const blob = await encryptBlob(compressed, key);

// Build Merkle root (streaming, O(log N) memory — any batch → 32 bytes)
const root = buildReceiptRoot(receipts);

// Verify any receipt is in the batch
const proof    = new MerkleTree(receipts).proof(42);
const verified = verifyReceiptInBatch(receipts[42], proof);

// Anchor instruction for receipt_anchor program (live on Solana mainnet)
const ixData = buildAnchorIxData({
  batchBytes: compressed,
  receiptCount: receipts.length,
  epochId: Math.floor(Date.now() / 86_400_000),
  encrypted: false,
});