Solana Dev101 — Cách lấy danh sách người nắm giữ một bộ sưu tập NFT (Snapshot)

const fs = require("fs"); // Required to save the snapshot to a file

const url =
  "https://mainnet.helius-rpc.com/?api-key=";

const getAssetsByGroup = async () => {
  console.time("getAssetsByGroup"); // Start the timer
  let page = 1;
  let assetList = [];

  while (page) {
    const response = await fetch(url, {
      method: "POST",
      headers: {
        "Content-Type": "application/json",
      },
      body: JSON.stringify({
        jsonrpc: "2.0",
        id: "my-id",
        method: "getAssetsByGroup",
        params: {
          groupKey: "collection",
          groupValue: "J1S9H3QjnRtBbbuD4HjPV6RpRhwuk4zKbxsnCHuTgh9w",
          page: page,
          limit: 1000,
        },
      }),
    });
    const { result } = await response.json();

    const owners = result.items.map((item) => ({
      NFTAddress: item.id,
      OwnerAddress: item.ownership.owner,
    }));
    assetList.push(...owners);
    if (result.total !== 1000) {
      page = false;
    } else {
      page++;
    }
  }
  const resultData = {
    totalResults: assetList.length,
    results: assetList,
  };
  console.log("Owners: ", resultData);
  fs.writeFile("output.json", JSON.stringify(resultData, null, 2), (err) => {
    if (err) throw err;
    console.log("Data written to file");
  });
  console.timeEnd("getAssetsByGroup"); // End the timer
};
getAssetsByGroup();

const fs = require("fs"); // Required to save the snapshot to a file

const url =
  "https://mainnet.helius-rpc.com/?api-key=";

const getAssetsByCreator = async () => {
  console.time("getAssetsByCreator"); // Start the timer
  let page = 1;
  let assetList = [];

  while (page) {
    const response = await fetch(url, {
      method: "POST",
      headers: {
        "Content-Type": "application/json",
      },
      body: JSON.stringify({
        jsonrpc: "2.0",
        id: "my-id",
        method: 'getAssetsByCreator',
      params: {
        creatorAddress: 'D3XrkNZz6wx6cofot7Zohsf2KSsu2ArngNk8VqU9cTY3',
        onlyVerified: true,
          page: page,
          limit: 1000,
        },
      }),
    });
    const { result } = await response.json();

    const owners = result.items.map((item) => ({
      NFTAddress: item.id,
      OwnerAddress: item.ownership.owner,
    }));
    assetList.push(...owners);
    if (result.total !== 1000) {
      page = false;
    } else {
      page++;
    }
  }
  const resultData = {
    totalResults: assetList.length,
    results: assetList,
  };
  console.log("Owners: ", resultData);
  fs.writeFile("output.json", JSON.stringify(resultData, null, 2), (err) => {
    if (err) throw err;
    console.log("Data written to file");
  });
  console.timeEnd("getAssetsByCreator"); // End the timer
};
getAssetsByCreator();

		{
			NFTAddress: 'J61tzxTJ1gqe1Z8orSQtNmvZUG27fokmcPcobdB3sZXz',
      ownerAddress: 'Dar5nrE6XWqv9vAi9o6enUQsamEJKq2zgxjNywncZpYj'
    },