Read on-chain state

import { Connection, PublicKey } from "@solana/web3.js";
import { Program, AnchorProvider } from "@coral-xyz/anchor";
import idl from "./aicw_idl.json";

const connection = new Connection("https://api.devnet.solana.com");
const programId = new PublicKey("FcWqrRLcAxwqAhMSGXabD8zEKqnPHsovBvcmLaH9hsVv");

// Derive PDA
const [walletPDA] = PublicKey.findProgramAddressSync(
  [Buffer.from("aicw"), agentPubkey.toBuffer()],
  programId
);

// Fetch and deserialize
const program = new Program(idl, programId, provider);
const walletAccount = await program.account.aicWallet.fetch(walletPDA);

console.log({
  issuer: walletAccount.issuerPubkey.toBase58(),
  agent: walletAccount.aiAgentPubkey.toBase58(),
  decisionsMade: walletAccount.decisionsMade.toNumber(),
  balanceLamports: await connection.getBalance(walletPDA),
});

// Will is seeded from the AICWallet PDA
const [willPDA] = PublicKey.findProgramAddressSync(
  [Buffer.from("will"), walletPDA.toBuffer()],
  programId
);

const willAccount = await program.account.aiWill.fetch(willPDA);

console.log({
  beneficiaries: willAccount.beneficiaries,
  deathTimeout: willAccount.deathTimeout.toNumber(),
  lastHeartbeat: new Date(willAccount.lastHeartbeat.toNumber() * 1000),
  updatedByAi: willAccount.updatedByAi,
  isDead: Date.now() / 1000 > willAccount.lastHeartbeat.toNumber() + willAccount.deathTimeout.toNumber(),
});

// Decision logs are seeded by the u64 counter (little-endian).
// walletAccount.decisionsMade tells you how many exist.
const count = walletAccount.decisionsMade.toNumber();
const logs = [];
for (let i = 0; i < count; i++) {
  const le = Buffer.alloc(8);
  le.writeBigUInt64LE(BigInt(i));
  const [logPDA] = PublicKey.findProgramAddressSync(
    [Buffer.from("decision"), walletPDA.toBuffer(), le],
    programId
  );
  logs.push(await program.account.decisionLog.fetch(logPDA));
}

// Subscribe to account changes
connection.onAccountChange(walletPDA, (accountInfo) => {
  const decoded = program.coder.accounts.decode("AicWallet", accountInfo.data);
  updateUI(decoded);
});