تجزیه کننده تراکنش های Solana: عملکرد بدون سرور Node.js در Vercel

npm init -y
npm install @solana/web3.js

// api/solana-transactions.js
import { Connection, PublicKey } from '@solana/web3.js';

export default async function handler(req, res) {
  const connection = new Connection('https://api.mainnet-beta.solana.com', 'confirmed');

  try {
    const latestBlock = await connection.getLatestBlockhashAndContext();
    const slot = latestBlock.context.slot;

    const blockData = await connection.getBlock(slot, { transactionDetails: "full" });

    const largeTransactions = blockData.transactions.filter(tx => {
      return tx.transaction.message.instructions.some(instruction => {
        if (instruction.parsed) {
          const { lamports } = instruction.parsed.info;
          return lamports && lamports >= 100 * 1e9; // Over 100 SOL
        }
        return false;
      });
    });

    const result = largeTransactions.map(tx => ({
      signature: tx.transaction.signatures[0],
      amount: tx.transaction.message.instructions[0].parsed.info.lamports / 1e9, // SOL conversion
      source: tx.transaction.message.instructions[0].parsed.info.source,
      destination: tx.transaction.message.instructions[0].parsed.info.destination
    }));

    res.status(200).json(result);
  } catch (error) {
    console.error(error);
    res.status(500).json({ error: 'Failed to fetch or process transactions' });
  }
}

{
  "version": 2,
  "routes": [
    {
      "src": "/api/(.*)",
      "dest": "api/$1"
    }
  ]
}

{
  "scripts": {
    "build": "echo 'No build step needed'"
  }
}

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