solana-program-examples/compression/cnft-vault/anchor/tests/scripts/withdrawTwo.ts

import * as anchor from "@project-serum/anchor";
import { decode, mapProof } from "../utils";
import { PROGRAM_ID as BUBBLEGUM_PROGRAM_ID } from "@metaplex-foundation/mpl-bubblegum";
import { SPL_ACCOUNT_COMPRESSION_PROGRAM_ID, SPL_NOOP_PROGRAM_ID } from "@solana/spl-account-compression";
import { getAsset, getAssetProof } from "../readAPI";
import { AccountMeta } from "@solana/web3.js";

import { program, programID } from "./constants";

async function main() {

  // TODO change all of these to your values
  const assetId1 = "DGWU3mHenDerCvjkeDsKYEbsvXbWvqdo1bVoXy3dkeTd";
  const assetId2 = "14JojSTdBZvP7f77rCxB3oQK78skTVD6DiXrXUL4objg";//"D2CoMLCRfsfv1EAiNbaBHfoU1Sqf1964KXLGxEfyUwWo";

  const tree1 = new anchor.web3.PublicKey("trezdkTFPKyj4gE9LAJYPpxn8AYVCvM7Mc4JkTb9X5B")
  const tree2 = new anchor.web3.PublicKey("Feywkti8LLBLfxhSGmYgzUBqpq89qehfB1SMTYV1zCu")

  const receiver1 = new anchor.web3.PublicKey("Andys9wuoMdUeRiZLgRS5aJwYNFv4Ut6qQi8PNDTAPEM")
  const receiver2 = new anchor.web3.PublicKey("Andys9wuoMdUeRiZLgRS5aJwYNFv4Ut6qQi8PNDTAPEM")
  // ---

  const [vaultPDA, _bump] = anchor.web3.PublicKey.findProgramAddressSync(
    [Buffer.from("cNFT-vault", "utf8")],
    programID,
  );

  const [treeAuthority1, _bump2] = anchor.web3.PublicKey.findProgramAddressSync(
    [tree1.toBuffer()],
    BUBBLEGUM_PROGRAM_ID,
  );
  const [treeAuthority2, _bump3] = anchor.web3.PublicKey.findProgramAddressSync(
    [tree2.toBuffer()],
    BUBBLEGUM_PROGRAM_ID,
  );

  const asset1 = await getAsset(assetId1);
  const asset2 = await getAsset(assetId2);

  const proof1 = await getAssetProof(assetId1);
  const proofPathAsAccounts1 = mapProof(proof1);
  const proof2 = await getAssetProof(assetId2);
  const proofPathAsAccounts2 = mapProof(proof2);

  const ixData1 = getInstructionData(asset1, proof1);
  const ixData2 = getInstructionData(asset2, proof2);

  const remainingAccounts: AccountMeta[] = [...proofPathAsAccounts1, ...proofPathAsAccounts2];

  const tx = await program.methods.withdrawTwoCnfts(...ixData1, ...ixData2)
    .accounts({
      leafOwner: vaultPDA,
      merkleTree1: tree1,
      newLeafOwner1: receiver1,
      treeAuthority1: treeAuthority1,
      merkleTree2: tree2,
      newLeafOwner2: receiver2,
      treeAuthority2: treeAuthority2,
      bubblegumProgram: BUBBLEGUM_PROGRAM_ID,
      compressionProgram: SPL_ACCOUNT_COMPRESSION_PROGRAM_ID,
      logWrapper: SPL_NOOP_PROGRAM_ID,
      systemProgram: anchor.web3.SystemProgram.programId
    })
    .remainingAccounts(remainingAccounts)
    .rpc();
  console.log(tx);
};

function getInstructionData(asset: any, proof: any):
  [number[], number[], number[], anchor.BN, number, number] {
  const root = decode(proof.root);
  const dataHash = decode(asset.compression.data_hash);
  const creatorHash = decode(asset.compression.creator_hash);
  const nonce = new anchor.BN(asset.compression.leaf_id);
  const index = asset.compression.leaf_id;
  const proofLength = proof.proof.length;
  return [root, dataHash, creatorHash, nonce, index, proofLength];
}

main();