carbon-drift-v2-decoder 0.12.0

Drift v2 Decoder
Documentation 
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use super::super::types::*;

use carbon_core::{borsh, CarbonDeserialize};

#[derive(
    CarbonDeserialize, Debug, serde::Serialize, serde::Deserialize, PartialEq, Eq, Clone, Hash,
)]
#[carbon(discriminator = "0xeee15f9ee36708c2")]
pub struct CancelOrders {
    pub market_type: Option<MarketType>,
    pub market_index: Option<u16>,
    pub direction: Option<PositionDirection>,
}

pub struct CancelOrdersInstructionAccounts {
    pub state: solana_pubkey::Pubkey,
    pub user: solana_pubkey::Pubkey,
    pub authority: solana_pubkey::Pubkey,
}

impl carbon_core::deserialize::ArrangeAccounts for CancelOrders {
    type ArrangedAccounts = CancelOrdersInstructionAccounts;

    fn arrange_accounts(
        accounts: &[solana_instruction::AccountMeta],
    ) -> Option<Self::ArrangedAccounts> {
        let [state, user, authority, _remaining @ ..] = accounts else {
            return None;
        };

        Some(CancelOrdersInstructionAccounts {
            state: state.pubkey,
            user: user.pubkey,
            authority: authority.pubkey,
        })
    }
}