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use std::str::FromStr;
use std::sync::Arc;

use clap::ArgMatches;
use solana_clap_utils::keypair::DefaultSigner;
use solana_client::rpc_client::RpcClient;
use solana_program::pubkey::Pubkey;
use solana_remote_wallet::remote_wallet::RemoteWalletManager;

use crate::check_and_update_err;
use common::command::{CliCommand, CliCommandInfo, CliConfig, CliError, ProcessResult};
use common::contract::instructions::decrease_liquidity::{new_decrease_liquidity_tx};
use common::utils::send::send_tx;

pub fn parse_decrease_liquidity<'a>(
    matches: &'a ArgMatches,
    default_signer: &DefaultSigner,
    wallet_manager: &mut Option<Arc<RemoteWalletManager>>,
) -> Result<CliCommandInfo<'a>, CliError> {
    let slid = matches.value_of("slid");
    let mint = matches.value_of("mint");
    let liquidity = matches.value_of("liquidity");
    let amount_a = matches.value_of("amount_a");
    let amount_b = matches.value_of("amount_b");

    Ok(CliCommandInfo {
        command: CliCommand::PositionDecrease {
            mint: Pubkey::from_str(mint.unwrap()).unwrap(),
            amount_a: amount_a.unwrap().parse::<f64>().unwrap(),
            amount_b: amount_b.unwrap().parse::<f64>().unwrap(),
            liquidity: liquidity.unwrap().parse::<u128>().unwrap(),
            slid: slid.unwrap().parse::<f64>().unwrap(),
        },
        signers: vec![check_and_update_err!(
            default_signer.signer_from_path(matches, wallet_manager),
            CliError::RpcRequestError("owner key is invalid".to_string())
        )?],
    })
}

pub fn process_decrease_liquidity(
    rpc_client: &RpcClient,
    config: &CliConfig,
    mint: &Pubkey,
    amount_a: &f64,
    liquidity: &u128,
    amount_b: &f64,
    slid: &f64,
) -> ProcessResult {
    let ixs = vec![new_decrease_liquidity_tx(
        rpc_client,
        config,
        mint,
        amount_a,
        amount_b,
        liquidity,
        slid,
    ).expect("liquidity is zero")];

    let res = send_tx(rpc_client, config, &ixs)?;

    Ok("signers : ".to_owned() + res.to_string().as_str())
}