Gruppi di token e membri

import {
  lamports,
  createClient,
  generateKeyPairSigner,
  unwrapOption
} from "@solana/kit";
import { solanaRpc, rpcAirdrop } from "@solana/kit-plugin-rpc";
import { generatedPayer, airdropPayer } from "@solana/kit-plugin-signer";
import { getCreateAccountInstruction } from "@solana-program/system";
import {
  extension,
  fetchMint,
  getInitializeGroupMemberPointerInstruction,
  getInitializeGroupPointerInstruction,
  getInitializeMintInstruction,
  getInitializeTokenGroupInstruction,
  getInitializeTokenGroupMemberInstruction,
  getMintSize,
  isExtension,
  TOKEN_2022_PROGRAM_ADDRESS
} from "@solana-program/token-2022";
const client = await createClient()
  .use(generatedPayer())
  .use(
    solanaRpc({
      rpcUrl: "http://localhost:8899",
      rpcSubscriptionsUrl: "ws://localhost:8900"
    })
  )
  .use(rpcAirdrop())
  .use(airdropPayer(lamports(1_000_000_000n)));

const groupMint = await generateKeyPairSigner();
const memberMint = await generateKeyPairSigner();

const groupPointerExtension = extension("GroupPointer", {
  authority: client.payer.address,
  groupAddress: groupMint.address
});
const groupExtension = extension("TokenGroup", {
  updateAuthority: client.payer.address,
  mint: groupMint.address,
  size: 0n,
  maxSize: 10n
});
const groupMintSpace = BigInt(
  getMintSize([groupPointerExtension, groupExtension])
);
const groupMintCreateSpace = BigInt(getMintSize([groupPointerExtension]));
const groupMintRent = await client.rpc
  .getMinimumBalanceForRentExemption(groupMintSpace)
  .send();

await client.sendTransaction([
  getCreateAccountInstruction({
    payer: client.payer, // Account funding the new mint account.
    newAccount: groupMint, // New group mint account to create.
    lamports: groupMintRent, // Lamports funding the mint account rent.
    space: groupMintCreateSpace, // Account size in bytes for the mint plus GroupPointer.
    programAddress: TOKEN_2022_PROGRAM_ADDRESS // Program that owns the mint account.
  }),
  getInitializeGroupPointerInstruction({
    mint: groupMint.address, // Mint account that stores the GroupPointer extension.
    authority: client.payer.address, // Authority allowed to update the group pointer later.
    groupAddress: groupMint.address // Account address that stores the group data.
  }),
  getInitializeMintInstruction({
    mint: groupMint.address, // Mint account to initialize.
    decimals: 0, // Number of decimals for the token.
    mintAuthority: client.payer.address, // Authority allowed to mint new tokens.
    freezeAuthority: client.payer.address // Authority allowed to freeze token accounts.
  }),
  getInitializeTokenGroupInstruction({
    group: groupMint.address, // Mint account that stores the group data.
    mint: groupMint.address, // Mint that the group data describes.
    mintAuthority: client.payer, // Signer authorizing group initialization for the mint.
    updateAuthority: client.payer.address, // Authority allowed to update the group later.
    maxSize: 10n // Maximum number of members allowed in the group.
  })
]);

const memberPointerExtension = extension("GroupMemberPointer", {
  authority: client.payer.address,
  memberAddress: memberMint.address
});
const memberExtension = extension("TokenGroupMember", {
  mint: memberMint.address,
  group: groupMint.address,
  memberNumber: 1n
});
const memberMintSpace = BigInt(
  getMintSize([memberPointerExtension, memberExtension])
);
const memberMintCreateSpace = BigInt(getMintSize([memberPointerExtension]));
const memberMintRent = await client.rpc
  .getMinimumBalanceForRentExemption(memberMintSpace)
  .send();

await client.sendTransaction([
  getCreateAccountInstruction({
    payer: client.payer, // Account funding the new mint account.
    newAccount: memberMint, // New member mint account to create.
    lamports: memberMintRent, // Lamports funding the mint account rent.
    space: memberMintCreateSpace, // Account size in bytes for the mint plus GroupMemberPointer.
    programAddress: TOKEN_2022_PROGRAM_ADDRESS // Program that owns the mint account.
  }),
  getInitializeGroupMemberPointerInstruction({
    mint: memberMint.address, // Mint account that stores the GroupMemberPointer extension.
    authority: client.payer.address, // Authority allowed to update the member pointer later.
    memberAddress: memberMint.address // Account address that stores the member data.
  }),
  getInitializeMintInstruction({
    mint: memberMint.address, // Mint account to initialize.
    decimals: 0, // Number of decimals for the token.
    mintAuthority: client.payer.address, // Authority allowed to mint new tokens.
    freezeAuthority: client.payer.address // Authority allowed to freeze token accounts.
  }),
  getInitializeTokenGroupMemberInstruction({
    member: memberMint.address, // Mint account that stores the member data.
    memberMint: memberMint.address, // Mint that the member data describes.
    memberMintAuthority: client.payer, // Signer authorizing member initialization for the mint.
    group: groupMint.address, // Group mint that this member belongs to.
    groupUpdateAuthority: client.payer // Signer matching the group's update authority.
  })
]);

const groupMintAccount = await fetchMint(client.rpc, groupMint.address);
const memberMintAccount = await fetchMint(client.rpc, memberMint.address);
const groupExtensions = unwrapOption(groupMintAccount.data.extensions) ?? [];
const memberExtensions = unwrapOption(memberMintAccount.data.extensions) ?? [];

console.log(
  JSON.stringify(
    {
      groupMint: groupMint.address,
      groupPointer: groupExtensions.find((item) =>
        isExtension("GroupPointer", item)
      ),
      group: groupExtensions.find((item) => isExtension("TokenGroup", item)),
      memberMint: memberMint.address,
      memberPointer: memberExtensions.find((item) =>
        isExtension("GroupMemberPointer", item)
      ),
      member: memberExtensions.find((item) =>
        isExtension("TokenGroupMember", item)
      )
    },
    (_, value) => (typeof value === "bigint" ? value.toString() : value),
    2
  )
);

import {
  Connection,
  Keypair,
  Transaction,
  SystemProgram,
  LAMPORTS_PER_SOL,
  sendAndConfirmTransaction
} from "@solana/web3.js";
import {
  TOKEN_2022_PROGRAM_ID,
  ExtensionType,
  getMintLen,
  getMint,
  createInitializeMintInstruction,
  createInitializeGroupPointerInstruction,
  createInitializeGroupInstruction,
  createInitializeGroupMemberPointerInstruction,
  createInitializeMemberInstruction,
  getGroupPointerState,
  getGroupMemberPointerState,
  getTokenGroupState,
  getTokenGroupMemberState
} from "@solana/spl-token";

const connection = new Connection("http://localhost:8899", "confirmed");

const authority = Keypair.generate();

const airdropSignature = await connection.requestAirdrop(
  authority.publicKey,
  5 * LAMPORTS_PER_SOL
);
await connection.confirmTransaction(airdropSignature, "confirmed");

const groupMint = Keypair.generate();

const groupPointerExtensions = [ExtensionType.GroupPointer];
const spaceWithGroupPointerExtensions = getMintLen(groupPointerExtensions);

const groupAndGroupPointerExtensions = [
  ExtensionType.GroupPointer,
  ExtensionType.TokenGroup
];
const spaceWithGroupAndGroupPointerExtensions = getMintLen(
  groupAndGroupPointerExtensions
);

const groupMintRent = await connection.getMinimumBalanceForRentExemption(
  spaceWithGroupAndGroupPointerExtensions
);

const { blockhash: latestBlockhash } = await connection.getLatestBlockhash();

const createGroupMintAccountInstruction = SystemProgram.createAccount({
  fromPubkey: authority.publicKey, // Account funding the new mint account.
  newAccountPubkey: groupMint.publicKey, // New group mint account to create.
  lamports: groupMintRent, // Lamports funding the mint account rent.
  space: spaceWithGroupPointerExtensions, // Account size in bytes for the mint plus GroupPointer.
  programId: TOKEN_2022_PROGRAM_ID // Program that owns the mint account.
});

const initializeGroupPointerInstruction =
  createInitializeGroupPointerInstruction(
    groupMint.publicKey, // Mint account that stores the GroupPointer extension.
    authority.publicKey, // Authority allowed to update the group pointer later.
    groupMint.publicKey, // Account address that stores the group data.
    TOKEN_2022_PROGRAM_ID // Program that owns the mint account.
  );

const initializeGroupMintInstruction = createInitializeMintInstruction(
  groupMint.publicKey, // Mint account to initialize.
  0, // Number of decimals for the token.
  authority.publicKey, // Authority allowed to mint new tokens.
  authority.publicKey, // Authority allowed to freeze token accounts.
  TOKEN_2022_PROGRAM_ID // Program that owns the mint account.
);

const initializeGroupInstruction = createInitializeGroupInstruction({
  programId: TOKEN_2022_PROGRAM_ID, // Token program that owns the mint.
  group: groupMint.publicKey, // Mint account that stores the group data.
  mint: groupMint.publicKey, // Mint that the group data describes.
  mintAuthority: authority.publicKey, // Signer authorizing group initialization for the mint.
  updateAuthority: authority.publicKey, // Authority allowed to update the group later.
  maxSize: 10n // Maximum number of members allowed in the group.
});

const groupTransaction = new Transaction({
  feePayer: authority.publicKey,
  recentBlockhash: latestBlockhash
}).add(
  createGroupMintAccountInstruction,
  initializeGroupPointerInstruction,
  initializeGroupMintInstruction,
  initializeGroupInstruction
);

await sendAndConfirmTransaction(
  connection,
  groupTransaction,
  [authority, groupMint],
  {
    commitment: "confirmed",
    skipPreflight: true
  }
);

const memberMint = Keypair.generate();

const memberPointerExtensions = [ExtensionType.GroupMemberPointer];
const spaceWithMemberPointerExtension = getMintLen(memberPointerExtensions);

const memberAndMemberPointerExtensions = [
  ExtensionType.GroupMemberPointer,
  ExtensionType.TokenGroupMember
];
const spaceWithMemberAndMemberPointerExtensions = getMintLen(
  memberAndMemberPointerExtensions
);

const memberMintRent = await connection.getMinimumBalanceForRentExemption(
  spaceWithMemberAndMemberPointerExtensions
);

const { blockhash: memberLatestBlockhash } =
  await connection.getLatestBlockhash();

const createMemberMintAccountInstruction = SystemProgram.createAccount({
  fromPubkey: authority.publicKey, // Account funding the new mint account.
  newAccountPubkey: memberMint.publicKey, // New member mint account to create.
  lamports: memberMintRent, // Lamports funding the mint account rent.
  space: spaceWithMemberPointerExtension, // Account size in bytes for the mint plus GroupMemberPointer.
  programId: TOKEN_2022_PROGRAM_ID // Program that owns the mint account.
});

const initializeMemberPointerInstruction =
  createInitializeGroupMemberPointerInstruction(
    memberMint.publicKey, // Mint account that stores the GroupMemberPointer extension.
    authority.publicKey, // Authority allowed to update the member pointer later.
    memberMint.publicKey, // Account address that stores the member data.
    TOKEN_2022_PROGRAM_ID // Program that owns the mint account.
  );

const initializeMemberMintInstruction = createInitializeMintInstruction(
  memberMint.publicKey, // Mint account to initialize.
  0, // Number of decimals for the token.
  authority.publicKey, // Authority allowed to mint new tokens.
  authority.publicKey, // Authority allowed to freeze token accounts.
  TOKEN_2022_PROGRAM_ID // Program that owns the mint account.
);

const initializeMemberInstruction = createInitializeMemberInstruction({
  programId: TOKEN_2022_PROGRAM_ID, // Token program that owns the mint.
  member: memberMint.publicKey, // Mint account that stores the member data.
  memberMint: memberMint.publicKey, // Mint that the member data describes.
  memberMintAuthority: authority.publicKey, // Signer authorizing member initialization for the mint.
  group: groupMint.publicKey, // Group mint that this member belongs to.
  groupUpdateAuthority: authority.publicKey // Signer matching the group's update authority.
});

const memberTransaction = new Transaction({
  feePayer: authority.publicKey,
  recentBlockhash: memberLatestBlockhash
}).add(
  createMemberMintAccountInstruction,
  initializeMemberPointerInstruction,
  initializeMemberMintInstruction,
  initializeMemberInstruction
);

await sendAndConfirmTransaction(
  connection,
  memberTransaction,
  [authority, memberMint],
  {
    commitment: "confirmed",
    skipPreflight: true
  }
);

const groupMintAccount = await getMint(
  connection,
  groupMint.publicKey,
  "confirmed",
  TOKEN_2022_PROGRAM_ID
);
const memberMintAccount = await getMint(
  connection,
  memberMint.publicKey,
  "confirmed",
  TOKEN_2022_PROGRAM_ID
);

console.log(
  JSON.stringify(
    {
      groupMint: groupMint.publicKey,
      groupPointer: getGroupPointerState(groupMintAccount),
      group: getTokenGroupState(groupMintAccount),
      memberMint: memberMint.publicKey,
      memberPointer: getGroupMemberPointerState(memberMintAccount),
      member: getTokenGroupMemberState(memberMintAccount)
    },
    (_, value) => (typeof value === "bigint" ? value.toString() : value),
    2
  )
);

use anyhow::Result;
use solana_client::nonblocking::rpc_client::RpcClient;
use solana_commitment_config::CommitmentConfig;
use solana_sdk::{
    signature::{Keypair, Signer},
    transaction::Transaction,
};
use solana_system_interface::instruction::create_account;
use spl_token_2022_interface::{
    extension::{
        group_member_pointer::{
            instruction::initialize as initialize_group_member_pointer, GroupMemberPointer,
        },
        group_pointer::{instruction::initialize as initialize_group_pointer, GroupPointer},
        BaseStateWithExtensions, ExtensionType, StateWithExtensions,
    },
    instruction::initialize_mint,
    state::Mint,
    ID as TOKEN_2022_PROGRAM_ID,
};
use spl_token_group_interface::{
    instruction::{initialize_group, initialize_member},
    state::{TokenGroup, TokenGroupMember},
};

#[tokio::main]
async fn main() -> Result<()> {
    let client = RpcClient::new_with_commitment(
        String::from("http://localhost:8899"),
        CommitmentConfig::confirmed(),
    );
    let authority = Keypair::new();

    let airdrop_signature = client
        .request_airdrop(&authority.pubkey(), 5_000_000_000)
        .await?;

    loop {
        let confirmed = client.confirm_transaction(&airdrop_signature).await?;
        if confirmed {
            break;
        }
    }

    let group_mint = Keypair::new();

    let group_mint_space =
        ExtensionType::try_calculate_account_len::<Mint>(&[ExtensionType::GroupPointer])?;

    let group_mint_space_with_data = ExtensionType::try_calculate_account_len::<Mint>(&[
        ExtensionType::GroupPointer,
        ExtensionType::TokenGroup,
    ])?;

    let group_mint_rent = client
        .get_minimum_balance_for_rent_exemption(group_mint_space_with_data)
        .await?;

    let create_group_mint_account_instruction = create_account(
        &authority.pubkey(),     // Account funding the new mint account.
        &group_mint.pubkey(),    // New group mint account to create.
        group_mint_rent,         // Lamports funding the mint account rent.
        group_mint_space as u64, // Account size in bytes for the mint plus GroupPointer.
        &TOKEN_2022_PROGRAM_ID,  // Program that owns the mint account.
    );

    let initialize_group_pointer_instruction = initialize_group_pointer(
        &TOKEN_2022_PROGRAM_ID,
        &group_mint.pubkey(),      // Mint account that stores the GroupPointer extension.
        Some(authority.pubkey()),  // Authority allowed to update the group pointer later.
        Some(group_mint.pubkey()), // Account address that stores the group data.
    )?;

    let initialize_group_mint_instruction = initialize_mint(
        &TOKEN_2022_PROGRAM_ID,    // Program that owns the mint account.
        &group_mint.pubkey(),      // Mint account to initialize.
        &authority.pubkey(),       // Authority allowed to mint new tokens.
        Some(&authority.pubkey()), // Authority allowed to freeze token accounts.
        0,                         // Number of decimals for the token.
    )?;

    let initialize_group_instruction = initialize_group(
        &TOKEN_2022_PROGRAM_ID,   // Program that owns the mint account.
        &group_mint.pubkey(),     // Mint account that stores the group data.
        &group_mint.pubkey(),     // Mint that the group data describes.
        &authority.pubkey(),      // Signer authorizing group initialization for the mint.
        Some(authority.pubkey()), // Authority allowed to update the group later.
        10,                       // Maximum number of members allowed in the group.
    );

    let group_transaction = Transaction::new_signed_with_payer(
        &[
            create_group_mint_account_instruction,
            initialize_group_pointer_instruction,
            initialize_group_mint_instruction,
            initialize_group_instruction,
        ],
        Some(&authority.pubkey()),
        &[&authority, &group_mint],
        client.get_latest_blockhash().await?,
    );

    client
        .send_and_confirm_transaction(&group_transaction)
        .await?;

    let member_mint = Keypair::new();

    let member_mint_space =
        ExtensionType::try_calculate_account_len::<Mint>(&[ExtensionType::GroupMemberPointer])?;

    let member_mint_space_with_data = ExtensionType::try_calculate_account_len::<Mint>(&[
        ExtensionType::GroupMemberPointer,
        ExtensionType::TokenGroupMember,
    ])?;

    let member_mint_rent = client
        .get_minimum_balance_for_rent_exemption(member_mint_space_with_data)
        .await?;

    let create_member_mint_account_instruction = create_account(
        &authority.pubkey(),      // Account funding the new mint account.
        &member_mint.pubkey(),    // New member mint account to create.
        member_mint_rent,         // Lamports funding the mint account rent.
        member_mint_space as u64, // Account size in bytes for the mint plus GroupMemberPointer.
        &TOKEN_2022_PROGRAM_ID,   // Program that owns the mint account.
    );

    let initialize_member_pointer_instruction = initialize_group_member_pointer(
        &TOKEN_2022_PROGRAM_ID,
        &member_mint.pubkey(),      // Mint account that stores the GroupMemberPointer extension.
        Some(authority.pubkey()),   // Authority allowed to update the member pointer later.
        Some(member_mint.pubkey()), // Account address that stores the member data.
    )?;

    let initialize_member_mint_instruction = initialize_mint(
        &TOKEN_2022_PROGRAM_ID,    // Program that owns the mint account.
        &member_mint.pubkey(),     // Mint account to initialize.
        &authority.pubkey(),       // Authority allowed to mint new tokens.
        Some(&authority.pubkey()), // Authority allowed to freeze token accounts.
        0,                         // Number of decimals for the token.
    )?;

    let initialize_member_instruction = initialize_member(
        &TOKEN_2022_PROGRAM_ID, // Program that owns the mint account.
        &member_mint.pubkey(),  // Mint account that stores the member data.
        &member_mint.pubkey(),  // Mint that the member data describes.
        &authority.pubkey(),    // Signer authorizing member initialization for the mint.
        &group_mint.pubkey(),   // Group mint that this member belongs to.
        &authority.pubkey(),    // Signer matching the group's update authority.
    );

    let member_transaction = Transaction::new_signed_with_payer(
        &[
            create_member_mint_account_instruction,
            initialize_member_pointer_instruction,
            initialize_member_mint_instruction,
            initialize_member_instruction,
        ],
        Some(&authority.pubkey()),
        &[&authority, &member_mint],
        client.get_latest_blockhash().await?,
    );

    client
        .send_and_confirm_transaction(&member_transaction)
        .await?;

    let group_mint_account = client.get_account(&group_mint.pubkey()).await?;
    let group_mint_state = StateWithExtensions::<Mint>::unpack(&group_mint_account.data)?;

    let group_pointer = group_mint_state.get_extension::<GroupPointer>()?;
    let token_group = group_mint_state.get_extension::<TokenGroup>()?;
    let member_mint_account = client.get_account(&member_mint.pubkey()).await?;
    let member_mint_state = StateWithExtensions::<Mint>::unpack(&member_mint_account.data)?;

    let member_pointer = member_mint_state.get_extension::<GroupMemberPointer>()?;
    let token_group_member = member_mint_state.get_extension::<TokenGroupMember>()?;

    println!("\nGroup Mint: {}", group_mint.pubkey());
    println!("\nGroup Pointer: {:#?}", group_pointer);
    println!("\nToken Group: {:#?}", token_group);
    println!("\nMember Mint: {}", member_mint.pubkey());
    println!("\nGroup Member Pointer: {:#?}", member_pointer);
    println!("\nToken Group Member: {:#?}", token_group_member);

    Ok(())
}