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use anchor_lang::prelude::*;
use jet_metadata::MarginAdapterMetadata;
use crate::adapter::{self, InvokeAdapter};
use crate::{events, ErrorCode, MarginAccount};
#[derive(Accounts)]
pub struct AdapterInvoke<'info> {
pub owner: Signer<'info>,
#[account(mut, has_one = owner)]
pub margin_account: AccountLoader<'info, MarginAccount>,
pub adapter_program: AccountInfo<'info>,
#[account(has_one = adapter_program)]
pub adapter_metadata: Account<'info, MarginAdapterMetadata>,
}
pub fn adapter_invoke_handler<'info>(
ctx: Context<'_, '_, '_, 'info, AdapterInvoke<'info>>,
data: Vec<u8>,
) -> Result<()> {
if ctx.accounts.margin_account.load()?.liquidation != Pubkey::default() {
msg!("account is being liquidated");
return Err(ErrorCode::Liquidating.into());
}
emit!(events::AdapterInvokeBegin {
margin_account: ctx.accounts.margin_account.key(),
adapter_program: ctx.accounts.adapter_program.key(),
});
let events = adapter::invoke(
&InvokeAdapter {
margin_account: &ctx.accounts.margin_account,
adapter_program: &ctx.accounts.adapter_program,
accounts: ctx.remaining_accounts,
signed: true,
},
data,
)?;
for event in events {
event.emit();
}
emit!(events::AdapterInvokeEnd {});
ctx.accounts
.margin_account
.load()?
.verify_healthy_positions()?;
Ok(())
}