carbon_pumpfun_decoder/instructions/
set_params.rs

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use carbon_core::{borsh, CarbonDeserialize};
#[derive(
    CarbonDeserialize, Debug, serde::Serialize, serde::Deserialize, PartialEq, Eq, Clone, Hash,
)]
#[carbon(discriminator = "0x1beab2349302bb8d")]
pub struct SetParams {
    pub fee_recipient: solana_sdk::pubkey::Pubkey,
    pub initial_virtual_token_reserves: u64,
    pub initial_virtual_sol_reserves: u64,
    pub initial_real_token_reserves: u64,
    pub token_total_supply: u64,
    pub fee_basis_points: u64,
}

pub struct SetParamsInstructionAccounts {
    pub global: solana_sdk::pubkey::Pubkey,
    pub user: solana_sdk::pubkey::Pubkey,
    pub system_program: solana_sdk::pubkey::Pubkey,
    pub event_authority: solana_sdk::pubkey::Pubkey,
    pub program: solana_sdk::pubkey::Pubkey,
}

impl carbon_core::deserialize::ArrangeAccounts for SetParams {
    type ArrangedAccounts = SetParamsInstructionAccounts;

    fn arrange_accounts(
        &self,
        accounts: Vec<solana_sdk::instruction::AccountMeta>,
    ) -> Option<Self::ArrangedAccounts> {
        let global = accounts.get(0)?;
        let user = accounts.get(1)?;
        let system_program = accounts.get(2)?;
        let event_authority = accounts.get(3)?;
        let program = accounts.get(4)?;

        Some(SetParamsInstructionAccounts {
            global: global.pubkey,
            user: user.pubkey,
            system_program: system_program.pubkey,
            event_authority: event_authority.pubkey,
            program: program.pubkey,
        })
    }
}