carbon-drift-v2-decoder 1.0.0

Drift v2 Decoder
Documentation 
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//! This code was AUTOGENERATED using the Codama library.
use carbon_core::{account_utils::next_account, deserialize::ArrangeAccounts};
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
#[derive(Debug, Clone, borsh::BorshSerialize, borsh::BorshDeserialize, PartialEq)]
pub struct TransferPerpPosition {
    pub market_index: u16,
    pub amount: Option<i64>,
}

#[derive(Debug, Clone, PartialEq)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub struct TransferPerpPositionInstructionAccounts {
    pub from_user: solana_pubkey::Pubkey,
    pub to_user: solana_pubkey::Pubkey,
    pub user_stats: solana_pubkey::Pubkey,
    pub authority: solana_pubkey::Pubkey,
    pub state: solana_pubkey::Pubkey,
    pub remaining: Vec<solana_instruction::AccountMeta>,
}

impl TransferPerpPosition {
    pub fn decode(data: &[u8]) -> Option<Self> {
        if data.len() < 8 {
            return None;
        }
        let discriminator = &data[0..8];
        if discriminator != [23, 172, 188, 168, 134, 210, 3, 108] {
            return None;
        }

        let mut data_slice = data;

        data_slice = &data_slice[8..];

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

impl ArrangeAccounts for TransferPerpPosition {
    type ArrangedAccounts = TransferPerpPositionInstructionAccounts;

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

        let from_user = next_account(&mut iter)?;
        let to_user = next_account(&mut iter)?;
        let user_stats = next_account(&mut iter)?;
        let authority = next_account(&mut iter)?;
        let state = next_account(&mut iter)?;

        let remaining = iter.as_slice();

        Some(TransferPerpPositionInstructionAccounts {
            from_user,
            to_user,
            user_stats,
            authority,
            state,
            remaining: remaining.to_vec(),
        })
    }
}