Solana Telegram botのセットアップ方法

const TELEGRAM_BOT_TOKEN = BOT_TOKEN;
const TELEGRAM_CHAT_ID = CHAT_ID;
const HELIUS_API_KEY=API_KEY;
const HELIUS_RPC_URL = `https://mainnet.helius-rpc.com/?api-key=${HELIUS_API_KEY}`;

addEventListener('fetch', event => {
  event.respondWith(handleRequest(event.request))
})

async function handleRequest(request) {
  if (request.method === 'POST') {
    const requestBody = await request.json();
    console.log('Received POST request with body:', requestBody);

    //THIS IS FOR NFT UPDATES (comment this section out if you are doing something else)
    // Extract transaction description, timestamp, signature, and mint address
      // const NFTdescription = requestBody[0].description;
      // const NFTtimestamp = new Date(requestBody[0].timestamp * 1000).toLocaleString(); // Convert Unix timestamp to readable date-time
      // const NFTsignature = `https://solscan.io/tx/${requestBody[0].signature}`
      // const NFTmintAddress = requestBody[0].events.nft.nfts[0].mint;
      // const NFTimageUrl = await getAssetImageUrl(NFTmintAddress);// Get NFT image URL
      // // Construct the message
      // const messageToSendNFT =
      // `----NEW UPDATE---\n`+
      // `Description:\n${NFTdescription}\n` +
      // `Mint Address:\n${NFTmintAddress}\n` +
      // `Signature:\n${NFTsignature}\n` +
      // `Timestamp:\n${NFTtimestamp}`;
      // await sendToTelegramNFT(messageToSendNFT, NFTimageUrl); // Send to Telegram

    //THIS IS FOR TRANSFER UPDATES (comment this section out if you are doing something else)
    // Extract transaction description, timestamp, signature
      const Transferdescription = requestBody[0].description;
      const Transfertimestamp = new Date(requestBody[0].timestamp * 1000).toLocaleString(); // Convert Unix timestamp to readable date-time
      const Transfersignature = `https://xray.helius.xyz/tx/${requestBody[0].signature}`
      // Construct the message
      const messageToSendTransfer =
      `----NEW UPDATE---\n`+
      `Description:\n${Transferdescription}\n` +
      `Signature:\n${Transfersignature}\n` +
      `Timestamp:\n${Transfertimestamp}`;
      await sendToTelegramTransfer(messageToSendTransfer); // Send to Telegram

    return new Response('Logged POST request body.', {status: 200});
  } else {
    return new Response('Method not allowed.', {status: 405});
  }
}

// This function is used to send NFT Updates to the bot
async function sendToTelegramNFT(message, imageUrl) {
  const telegramUrl = `https://api.telegram.org/bot${TELEGRAM_BOT_TOKEN}/sendPhoto`;
  const response = await fetch(telegramUrl, {
    method: 'POST',
    headers: {
      'Content-Type': 'application/json',
    },
    body: JSON.stringify({
      chat_id: TELEGRAM_CHAT_ID,
      photo: imageUrl,
      caption: message,
      parse_mode: "HTML"
    }),
  });
  const responseData = await response.json();

  if (!response.ok) {
    console.error('Failed to send photo to Telegram:', responseData);
  }
}

//This function is used to send Transfer Updates to the Bot
async function sendToTelegramTransfer(message) {
  const telegramUrl = `https://api.telegram.org/bot${TELEGRAM_BOT_TOKEN}/sendMessage`;
  const response = await fetch(telegramUrl, {
    method: 'POST',
    headers: {
      'Content-Type': 'application/json',
    },
    body: JSON.stringify({
      chat_id: TELEGRAM_CHAT_ID,
      text: message,
      parse_mode: "HTML"
    }),
  });
  const responseData = await response.json();

  if (!response.ok) {
    console.error('Failed to send message to Telegram:', responseData);
  }
}

//This function gets images associated to NFTs that are features in updates.
async function getAssetImageUrl(mintAddress) {
  const response = await fetch(HELIUS_RPC_URL, {
    method: 'POST',
    headers: {
      'Content-Type': 'application/json',
    },
    body: JSON.stringify({
      jsonrpc: '2.0',
      id: 'my-id',
      method: 'getAsset',
      params: {
        id: mintAddress,
      },
    }),
  });
  const { result } = await response.json();
  return result.content.links.image;
}

const fs = require('fs');
const url = `https://mainnet.helius-rpc.com/?api-key=`;

const getAssetsByCreator = async () => {
  let page = 1;
  let allMintAddresses = [];

  while (true) {
    const response = await fetch(url, {
      method: 'POST',
      headers: {
        'Content-Type': 'application/json',
      },
      body: JSON.stringify({
        jsonrpc: '2.0',
        id: `my-id-page-${page}`,
        method: 'getAssetsByCreator',
        params: {
          creatorAddress: 'GFQBHxuNcAwYwHtEpggMwbH5kwV6Ne4JowHbLVfsMC6C',
          onlyVerified: true,
          page: page,
          limit: 1000
        },
      }),
    });

    const { result } = await response.json();

    // If there are no more items, break the loop
    if (!response.ok) {
      throw new Error(`HTTP error! Status: ${response.status}`);
    }else{
      if (!result.items || result.items.length === 0) {
        break;
      }
    }

    // Extract mint addresses and add them to the list
    const mintAddresses = result.items.map(item => item.id);
    allMintAddresses.push(...mintAddresses);

    // Check if there are less than 1000 results to stop further requests
    if (result.items.length < 1000) {
      break;
    }

    page++;
  }

  // Join the addresses by comma
  const addressesString = allMintAddresses.join(',');
  console.log("All Mint Addresses: ", addressesString);
  fs.writeFileSync('addresses.json', JSON.stringify(allMintAddresses, null, 2));
};

getAssetsByCreator();

const fs = require('fs');

const editWebhook = async () => {
    try {
      // Read the JSON file
      const addresses = JSON.parse(fs.readFileSync('addresses.json', 'utf8'));
  
      const response = await fetch(
        "https://api.helius.xyz/v0/webhooks/?api-key=",
        {
          method: 'PUT',
          headers: {
            'Content-Type': 'application/json',
          },
          body: JSON.stringify({
            webhookURL: "",
            transactionTypes: ["NFT_LISTING","NFT_SALE"],
            accountAddresses: addresses,  // Use the addresses from the file
            webhookType: "enhanced"
          }),
        }
      );
      const data = await response.json();
      console.log({ data });
    } catch (e) {
      console.error("error", e);
    }
  };
  
  editWebhook();