depositStake static method

Future<List<TransactionInstruction>> depositStake({ required SolanaProvider rpc, required SolAddress stakePoolAddress, required SolAddress authorizedPubkey, required SolAddress validatorVote, required SolAddress depositStake, required SolAddress? poolTokenReceiverAccount, })

Creates instructions required to deposit stake to stake pool.

Implementation

static Future<List<TransactionInstruction>> depositStake({
  required SolanaProvider rpc,
  required SolAddress stakePoolAddress,
  required SolAddress authorizedPubkey,
  required SolAddress validatorVote,
  required SolAddress depositStake,
  required SolAddress? poolTokenReceiverAccount,
}) async {
  final stakePool = await rpc.request(
    SolanaRPCGetStakePoolAccount(address: stakePoolAddress),
  );
  if (stakePool == null) {
    throw const SolanaPluginException('Stake pool account does not found.');
  }
  final withdrawAuthority =
      StakePoolProgramUtils.findWithdrawAuthorityProgramAddress(
        stakePoolAddress: stakePoolAddress,
      );
  final validatorStake = StakePoolProgramUtils.findStakeProgramAddress(
    voteAccountAddress: validatorVote,
    stakePoolAddress: stakePoolAddress,
  );
  final instructions = <TransactionInstruction>[];
  final poolMint = stakePool.poolMint;
  // Create token account if not specified
  if (poolTokenReceiverAccount == null) {
    final associatedAddress =
        AssociatedTokenAccountProgramUtils.associatedTokenAccount(
          mint: poolMint,
          owner: authorizedPubkey,
        );
    instructions.add(
      AssociatedTokenAccountProgram.associatedTokenAccountIdempotent(
        payer: authorizedPubkey,
        associatedToken: associatedAddress.address,
        owner: authorizedPubkey,
        mint: poolMint,
      ),
    );
    poolTokenReceiverAccount = associatedAddress.address;
  }
  instructions.add(
    StakeProgram.authorize(
      stakePubkey: depositStake,
      authorizedPubkey: authorizedPubkey,
      layout: StakeAuthorizeLayout(
        newAuthorized: stakePool.stakeDepositAuthority,
        stakeAuthorizationType: 0,
      ),
    ),
  );

  instructions.add(
    StakeProgram.authorize(
      stakePubkey: depositStake,
      authorizedPubkey: authorizedPubkey,
      layout: StakeAuthorizeLayout(
        newAuthorized: stakePool.stakeDepositAuthority,
        stakeAuthorizationType: 1,
      ),
    ),
  );

  instructions.add(
    StakePoolProgram.depositStake(
      stakePool: stakePoolAddress,
      validatorList: stakePool.validatorList,
      depositAuthority: stakePool.stakeDepositAuthority,
      reserveStake: stakePool.reserveStake,
      managerFeeAccount: stakePool.managerFeeAccount,
      referralPoolAccount: poolTokenReceiverAccount,
      destinationPoolAccount: poolTokenReceiverAccount,
      withdrawAuthority: withdrawAuthority.address,
      depositStake: depositStake,
      validatorStake: validatorStake.address,
      poolMint: poolMint,
    ),
  );

  return instructions;
}