State Decoders

import { decodeLendingPool, LendingPoolData } from './lib/veil/state';
 
const accountInfo = await connection.getAccountInfo(poolAddress);
const pool: LendingPoolData = decodeLendingPool(accountInfo.data);
 
console.log(pool.totalDeposits);        // bigint
console.log(pool.totalBorrows);         // bigint
console.log(pool.supplyIndex);          // bigint (WAD-scaled)
console.log(pool.borrowIndex);          // bigint (WAD-scaled)
console.log(pool.paused);              // boolean
console.log(pool.flashFeeRateBps);     // number
console.log(pool.oraclePrice);         // bigint (raw Pyth price)
console.log(pool.oracleExpo);          // number (negative exponent)

const priceUsd = Number(pool.oraclePrice) * Math.pow(10, pool.oracleExpo);

import { decodeUserPosition, UserPositionData } from './lib/veil/state';
import { findUserPositionPda } from './lib/veil/pda';
 
const [positionPda] = await findUserPositionPda(userPubkey, poolPubkey);
const info = await connection.getAccountInfo(positionPda);
const pos: UserPositionData = decodeUserPosition(info.data);
 
console.log(pos.depositShares);         // bigint
console.log(pos.borrowPrincipal);       // bigint
console.log(pos.borrowIndexSnapshot);   // bigint (WAD-scaled)

const WAD = 1_000_000_000_000_000_000n;
 
const depositBalance = (pos.depositShares * pool.supplyIndex) / WAD;
const currentDebt    = (pos.borrowPrincipal * pool.borrowIndex) / pos.borrowIndexSnapshot;
const healthFactor   = currentDebt === 0n
  ? BigInt('0xFFFFFFFFFFFFFFFF')
  : (depositBalance * pool.liquidationThreshold) / currentDebt;

import { decodeIkaPosition } from './lib/veil/state';
import { findIkaPosition } from './lib/ika/pda';
import { PROGRAM_ID } from './lib/veil/constants';
 
const [ikaPda] = await findIkaPosition(poolPubkey, userPubkey, PROGRAM_ID);
const info = await connection.getAccountInfo(ikaPda);
const ikaPos = decodeIkaPosition(info.data);
 
console.log(ikaPos.owner);              // PublicKey
console.log(ikaPos.dwallet);           // PublicKey (Ika dWallet address)
console.log(ikaPos.usdValue);          // bigint (USD cents)
console.log(ikaPos.curve);             // number
console.log(ikaPos.signatureScheme);   // number
console.log(ikaPos.status);            // 0=Active 1=Released 2=Liquidated

import { decodeEncryptedPosition } from './lib/veil/state';
 
const encPos = decodeEncryptedPosition(info.data);
 
console.log(encPos.encDeposit);   // Uint8Array(32) — ciphertext account pubkey
console.log(encPos.encDebt);      // Uint8Array(32) — ciphertext account pubkey
// Amounts are hidden — only the position owner can decrypt via FHE key