Market

// Additional deps: klend-interface = "0.1.0", solana-client = "~2.3",
// solana-pubkey = "2.1", solana-account = "2.1", fixed = "1"
use klend_interface::accounts::from_account_data;
use klend_interface::state::{LendingMarket, Reserve};
use klend_interface::KLEND_PROGRAM_ID;
use solana_client::rpc_client::RpcClient;
use solana_client::rpc_config::RpcProgramAccountsConfig;
use solana_client::rpc_filter::{Memcmp, RpcFilterType};
use solana_account::ReadableAccount;
use solana_pubkey::Pubkey;
use fixed::types::U68F60;
use std::str::FromStr;

let rpc_client = RpcClient::new("https://api.mainnet-beta.solana.com");
let market_pubkey = Pubkey::from_str("7u3HeHxYDLhnCoErrtycNokbQYbWGzLs6JSDqGAv5PfF").unwrap();

// Fetch and parse the lending market
let market_account = rpc_client.get_account(&market_pubkey)?;
let market = from_account_data::<LendingMarket>(&market_account.data)?;
println!("Market authority: {}", market.lending_market_owner);

// Fetch all reserves for this market using memcmp filter
let filters = vec![
    RpcFilterType::Memcmp(Memcmp::new_raw_bytes(32, market_pubkey.to_bytes().to_vec())),
    RpcFilterType::DataSize(8616),
];
let accounts = rpc_client.get_program_accounts_with_config(
    &KLEND_PROGRAM_ID,
    RpcProgramAccountsConfig { filters: Some(filters), ..Default::default() },
)?;

// Parse each reserve and print key metrics
// Fields suffixed with `_sf` are scaled fractions — use the `fixed` crate for precise conversion
for (pubkey, account) in &accounts {
    let reserve = from_account_data::<Reserve>(account.data())?;

    let borrowed = U68F60::from_bits(reserve.liquidity.borrowed_amount_sf as u128);
    let price = U68F60::from_bits(reserve.liquidity.market_price_sf as u128);

    println!("Reserve: {pubkey}");
    println!("  Available liquidity: {}", reserve.liquidity.available_amount);
    println!("  Borrowed amount: {borrowed}");
    println!("  Market price: {price}");
    println!("  Mint decimals: {}", reserve.liquidity.mint_decimals);
    println!("  LTV: {}%", reserve.config.loan_to_value_pct);
    println!("  Deposit limit: {}", reserve.config.deposit_limit);
    println!("  Borrow limit: {}", reserve.config.borrow_limit);
}