use {
crate::types::{BookLoanTerms, OrderBookType, APY},
carbon_core::{account_utils::next_account, deserialize::ArrangeAccounts},
solana_pubkey::Pubkey,
};
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
#[derive(Debug, Clone, borsh::BorshSerialize, borsh::BorshDeserialize, PartialEq)]
pub struct UpdateOrderBook {
pub order_book_type: Option<OrderBookType>,
pub apy: Option<APY>,
pub loan_terms: Option<BookLoanTerms>,
pub fee_permillicentage: Option<u16>,
pub fee_authority: Option<Pubkey>,
}
#[derive(Debug, Clone, PartialEq)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub struct UpdateOrderBookInstructionAccounts {
pub order_book: solana_pubkey::Pubkey,
pub payer: solana_pubkey::Pubkey,
pub remaining: Vec<solana_instruction::AccountMeta>,
}
impl UpdateOrderBook {
pub fn decode(data: &[u8]) -> Option<Self> {
if data.len() < 8 {
return None;
}
let discriminator = &data[0..8];
if discriminator != [31, 72, 159, 232, 220, 153, 90, 109] {
return None;
}
let mut data_slice = data;
data_slice = &data_slice[8..];
borsh::BorshDeserialize::deserialize(&mut data_slice).ok()
}
}
impl ArrangeAccounts for UpdateOrderBook {
type ArrangedAccounts = UpdateOrderBookInstructionAccounts;
fn arrange_accounts(
accounts: &[solana_instruction::AccountMeta],
) -> Option<Self::ArrangedAccounts> {
let mut iter = accounts.iter();
let order_book = next_account(&mut iter)?;
let payer = next_account(&mut iter)?;
let remaining = iter.as_slice();
Some(UpdateOrderBookInstructionAccounts {
order_book,
payer,
remaining: remaining.to_vec(),
})
}
}