use {
solana_farm_sdk::program::{account, protocol::orca},
solana_program::{
account_info::AccountInfo, entrypoint::ProgramResult, msg, program::invoke,
program_error::ProgramError,
},
spl_token_swap::instruction,
};
pub fn add_liquidity(
accounts: &[AccountInfo],
max_token_a_amount: u64,
max_token_b_amount: u64,
) -> ProgramResult {
msg!("Processing AmmInstruction::AddLiquidity");
msg!("max_token_a_amount {} ", max_token_a_amount);
msg!("max_token_b_amount {} ", max_token_b_amount);
#[allow(clippy::deprecated_cfg_attr)]
#[cfg_attr(rustfmt, rustfmt_skip)]
if let [
user_account,
user_token_a_account,
user_token_b_account,
user_lp_token_account,
pool_program_id,
pool_token_a_account,
pool_token_b_account,
lp_token_mint,
_spl_token_id,
amm_id,
amm_authority
] = accounts
{
if !orca::check_pool_program_id(pool_program_id.key) {
return Err(ProgramError::IncorrectProgramId);
}
if !account::check_token_account_owner(user_lp_token_account, user_account.key)? {
return Err(ProgramError::IllegalOwner);
}
let (lp_token_amount, token_a_amount, token_b_amount) = orca::get_pool_deposit_amounts(
pool_token_a_account,
pool_token_b_account,
lp_token_mint,
max_token_a_amount,
max_token_b_amount,
)?;
let initial_token_a_user_balance = account::get_token_balance(user_token_a_account)?;
let initial_token_b_user_balance = account::get_token_balance(user_token_b_account)?;
let initial_lp_token_user_balance = account::get_token_balance(user_lp_token_account)?;
let data = instruction::DepositAllTokenTypes {
pool_token_amount: lp_token_amount,
maximum_token_a_amount: token_a_amount,
maximum_token_b_amount: token_b_amount,
};
msg!("Deposit tokens into the pool. lp_token_amount: {}, token_a_amount: {}, token_b_amount: {}", lp_token_amount, token_a_amount, token_b_amount);
let instruction = instruction::deposit_all_token_types(
pool_program_id.key,
&spl_token::id(),
amm_id.key,
amm_authority.key,
user_account.key,
user_token_a_account.key,
user_token_b_account.key,
pool_token_a_account.key,
pool_token_b_account.key,
lp_token_mint.key,
user_lp_token_account.key,
data,
)?;
invoke(&instruction, accounts)?;
account::check_tokens_spent(
user_token_a_account,
initial_token_a_user_balance,
token_a_amount,
)?;
account::check_tokens_spent(
user_token_b_account,
initial_token_b_user_balance,
token_b_amount,
)?;
account::check_tokens_received(
user_lp_token_account,
initial_lp_token_user_balance,
lp_token_amount,
)?;
} else {
return Err(ProgramError::NotEnoughAccountKeys);
}
msg!("AmmInstruction::AddLiquidity complete");
Ok(())
}