carbon-openbook-v2-decoder 2.0.0

//! This code was AUTOGENERATED using the Codama library.
use carbon_core::{account_utils::next_account, deserialize::ArrangeAccounts};
/// Update the [`delegate`](crate::state::OpenOrdersAccount::delegate) of an
/// open orders account.
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
#[derive(Debug, Clone, borsh::BorshSerialize, borsh::BorshDeserialize, PartialEq)]
pub struct SetDelegate {}

#[derive(Debug, Clone, PartialEq)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub struct SetDelegateInstructionAccounts {
    pub owner: solana_pubkey::Pubkey,
    pub open_orders_account: solana_pubkey::Pubkey,
    pub delegate_account: Option<solana_pubkey::Pubkey>,
    pub remaining: Vec<solana_instruction::AccountMeta>,
}

impl SetDelegate {
    pub fn decode(data: &[u8]) -> Option<Self> {
        if data.len() < 8 {
            return None;
        }
        let discriminator = &data[0..8];
        if discriminator != [242, 30, 46, 76, 108, 235, 128, 181] {
            return None;
        }

        let mut data_slice = data;

        data_slice = &data_slice[8..];

        borsh::BorshDeserialize::deserialize(&mut data_slice).ok()
    }
}

impl ArrangeAccounts for SetDelegate {
    type ArrangedAccounts = SetDelegateInstructionAccounts;

    fn arrange_accounts(
        accounts: &[solana_instruction::AccountMeta],
    ) -> Option<Self::ArrangedAccounts> {
        let mut iter = accounts.iter();

        let owner = next_account(&mut iter)?;
        let open_orders_account = next_account(&mut iter)?;
        let delegate_account = next_account(&mut iter);

        let remaining = iter.as_slice();

        Some(SetDelegateInstructionAccounts {
            owner,
            open_orders_account,
            delegate_account,
            remaining: remaining.to_vec(),
        })
    }
}