/**
 * Solana — Native Solana RPC convenience methods.
 *
 * Run: npx tsx examples/13-solana.ts
 */
import { Spectrum } from '@spectrumnodes/sdk';

const spectrum = new Spectrum({ api: process.env.SPECTRUM_API! });

// Example Solana addresses
const WALLET = '7xKXtg2CW87d97TXJSDpbD5jBkheTqA83TZRuJosgAsU';
const USDC_MINT = 'EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v';

async function main() {
  // --- getSlot ---
  const slot = await spectrum.solana.getSlot();
  console.log(`Current slot: ${slot}`);

  // --- getBlockHeight ---
  const height = await spectrum.solana.getBlockHeight();
  console.log(`Block height: ${height}`);

  // --- getBalance (in SOL) ---
  const balance = await spectrum.solana.getBalance(WALLET);
  console.log(`\nBalance: ${balance} SOL`);

  // --- getBalanceLamports (raw) ---
  const lamports = await spectrum.solana.getBalanceLamports(WALLET);
  console.log(`Balance: ${lamports} lamports`);

  // --- getAccountInfo ---
  const info = await spectrum.solana.getAccountInfo(WALLET);
  if (info) {
    console.log(`\nAccount owner: ${info.owner}`);
    console.log(`  Lamports: ${info.lamports}`);
    console.log(`  Executable: ${info.executable}`);
    console.log(`  Space: ${info.space}`);
  } else {
    console.log('\nAccount not found');
  }

  // --- getTokenAccountsByOwner ---
  const tokens = await spectrum.solana.getTokenAccountsByOwner(WALLET);
  console.log(`\nSPL token accounts: ${tokens.length}`);
  for (const t of tokens.slice(0, 5)) {
    const { mint, tokenAmount } = t.account.data.parsed.info;
    console.log(`  ${mint}: ${tokenAmount.uiAmountString}`);
  }

  // --- getTokenAccountsByOwner (filter by mint) ---
  const usdcAccounts = await spectrum.solana.getTokenAccountsByOwner(WALLET, { mint: USDC_MINT });
  console.log(`\nUSDC accounts: ${usdcAccounts.length}`);

  // --- getTokenSupply ---
  const supply = await spectrum.solana.getTokenSupply(USDC_MINT);
  console.log(`\nUSDC total supply: ${supply.uiAmountString}`);
  console.log(`  Decimals: ${supply.decimals}`);

  // --- getTransaction ---
  // Use a recent signature from getSignaturesForAddress
  const sigs = await spectrum.solana.getSignaturesForAddress(WALLET, { limit: 1 });
  if (sigs.length > 0) {
    const tx = await spectrum.solana.getTransaction(sigs[0].signature);
    if (tx) {
      console.log(`\nLatest tx: ${sigs[0].signature.slice(0, 20)}...`);
      console.log(`  Slot: ${tx.slot}`);
      console.log(`  Fee: ${tx.meta?.fee} lamports`);
      console.log(`  Status: ${tx.meta?.err ? 'failed' : 'success'}`);
    }
  }

  // --- getSignaturesForAddress ---
  const signatures = await spectrum.solana.getSignaturesForAddress(WALLET, { limit: 5 });
  console.log(`\nRecent transactions: ${signatures.length}`);
  for (const s of signatures) {
    const date = s.blockTime ? new Date(s.blockTime * 1000).toISOString() : 'unknown';
    console.log(`  ${s.signature.slice(0, 20)}... slot=${s.slot} ${date}`);
  }

  // --- getLatestBlockhash ---
  const { blockhash, lastValidBlockHeight } = await spectrum.solana.getLatestBlockhash();
  console.log(`\nLatest blockhash: ${blockhash}`);
  console.log(`  Valid until block: ${lastValidBlockHeight}`);

  // --- isBlockhashValid ---
  const valid = await spectrum.solana.isBlockhashValid(blockhash);
  console.log(`  Still valid: ${valid}`);

  // --- getMinimumBalanceForRentExemption ---
  const rentExempt = await spectrum.solana.getMinimumBalanceForRentExemption(165); // token account size
  console.log(
    `\nRent exempt minimum (165 bytes): ${rentExempt} lamports (${rentExempt / 1e9} SOL)`,
  );

  // --- getEpochInfo ---
  const epoch = await spectrum.solana.getEpochInfo();
  console.log(`\nEpoch: ${epoch.epoch}`);
  console.log(`  Slot index: ${epoch.slotIndex}/${epoch.slotsInEpoch}`);
  console.log(`  Progress: ${((epoch.slotIndex / epoch.slotsInEpoch) * 100).toFixed(1)}%`);

  // --- request (raw — any Solana RPC method) ---
  const voteAccounts = await spectrum.solana.request({ method: 'getVoteAccounts' });
  if ('result' in voteAccounts) {
    const result = voteAccounts.result as { current: unknown[]; delinquent: unknown[] };
    console.log(
      `\nVote accounts: ${result.current.length} current, ${result.delinquent.length} delinquent`,
    );
  }
}

main().catch(console.error);