Raydium - get all pool info by pool id

raydium_pool_info.ts

async function getPoolInfo(connection: Connection, poolId: PublicKey): Promise<ApiPoolInfoV4> {
  const info = await connection.getAccountInfo(poolId);
  if (!info) {
    throw error('No Pool Info')
  }

  let amAccountData = { id: poolId, programId: info.owner, ...LIQUIDITY_STATE_LAYOUT_V4.decode(info.data) }
  const marketProgramId = amAccountData.marketProgramId
  const allMarketInfo = await connection.getAccountInfo(marketProgramId)
  if (!allMarketInfo) {
    throw error('No Pool Info')
  }
  const itemMarketInfo = MARKET_STATE_LAYOUT_V3.decode(allMarketInfo.data)


  const marketInfo = {
    marketProgramId: allMarketInfo.owner.toString(),
    marketAuthority: Market.getAssociatedAuthority({ programId: allMarketInfo.owner, marketId: marketProgramId }).publicKey.toString(),
    marketBaseVault: itemMarketInfo.baseVault.toString(),
    marketQuoteVault: itemMarketInfo.quoteVault.toString(),
    marketBids: itemMarketInfo.bids.toString(),
    marketAsks: itemMarketInfo.asks.toString(),
    marketEventQueue: itemMarketInfo.eventQueue.toString()
  }

  const format: ApiPoolInfoV4 = {
    id: amAccountData.id.toString(),
    baseMint: amAccountData.baseMint.toString(),
    quoteMint: amAccountData.quoteMint.toString(),
    lpMint: amAccountData.lpMint.toString(),
    baseDecimals: amAccountData.baseDecimal.toNumber(),
    quoteDecimals: amAccountData.quoteDecimal.toNumber(),
    lpDecimals: amAccountData.baseDecimal.toNumber(),
    version: 4,
    programId: amAccountData.programId.toString(),
    authority: Liquidity.getAssociatedAuthority({ programId: amAccountData.programId }).publicKey.toString(),
    openOrders: amAccountData.openOrders.toString(),
    targetOrders: amAccountData.targetOrders.toString(),
    baseVault: amAccountData.baseVault.toString(),
    quoteVault: amAccountData.quoteVault.toString(),
    withdrawQueue: amAccountData.withdrawQueue.toString(),
    lpVault: amAccountData.lpVault.toString(),
    marketVersion: 3,
    marketId: amAccountData.marketId.toString(),
    ...marketInfo,
    lookupTableAccount: PublicKey.default.toString()
  }

  return format
}