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use std::fs;
use std::io::Write;
use std::str::FromStr;

use serde::{Deserialize, Serialize};
use solana_client::rpc_client::RpcClient;
use solana_program::instruction::Instruction;
use solana_program::pubkey::Pubkey;
use spl_associated_token_account::get_associated_token_address;
use tabled::Tabled;

use common::command::{CliConfig, ProcessResult};
use common::contract::instructions::create_clmmpools::new_create_clmmpool;
use common::contract::instructions::create_tick_array_map::new_create_tick_array_map;
use common::contract::state::fee_tier::FeeTier;
use common::program::SWAP_PROGRAM_ID;
use common::utils::file::{read_for_str};
use common::utils::send::send_tx;

pub const TEMPLATE_DIR: &str = "./clmmpool-template.yaml";

#[derive(Debug, Serialize, Deserialize, Tabled)]
pub struct ClmmpoolTemplate {
    /// `clmm_config` provide the protocol_fee_rate and control the pool.
    pub clmm_config: String,

    /// `fee_tier` provide the tick_spacing and fee_rate to the pool.
    pub fee_tier: String,

    /// pool token_a mint address.
    pub token_a: String,
    /// pool token_b mint address.
    pub token_b: String,

    /// `init_sqrt_price` is pool init price.
    pub init_sqrt_price: u128,
}

pub fn process_create_pool(
    rpc_client: &RpcClient,
    config: &CliConfig,
    output: &str,
) -> ProcessResult {
    let pool: ClmmpoolTemplate = read_for_str(output);

    let fee_tier_info = FeeTier::get_info(
        rpc_client,
        &Pubkey::from_str(pool.fee_tier.as_str()).unwrap(),
    );

    let (clmmpool_pubkey, _) = Pubkey::find_program_address(
        &[
            b"clmmpool",
            Pubkey::from_str(pool.clmm_config.as_str())
                .unwrap()
                .as_ref(),
            Pubkey::from_str(pool.token_a.as_str()).unwrap().as_ref(),
            Pubkey::from_str(pool.token_b.as_str()).unwrap().as_ref(),
            fee_tier_info.tick_spacing.to_le_bytes().as_ref(),
        ],
        &SWAP_PROGRAM_ID,
    );

    let token_a_vault = get_associated_token_address(
        &clmmpool_pubkey,
        &Pubkey::from_str(pool.token_a.as_str()).unwrap(),
    );
    let token_b_vault = get_associated_token_address(
        &clmmpool_pubkey,
        &Pubkey::from_str(pool.token_b.as_str()).unwrap(),
    );

    let mut ixs: Vec<Instruction> = Vec::new();
    ixs.push(new_create_clmmpool(
        Pubkey::from_str(pool.clmm_config.as_str()).unwrap(),
        Pubkey::from_str(pool.fee_tier.as_str()).unwrap(),
        Pubkey::from_str(pool.token_a.as_str()).unwrap(),
        Pubkey::from_str(pool.token_b.as_str()).unwrap(),
        pool.init_sqrt_price,
        clmmpool_pubkey,
        token_a_vault,
        token_b_vault,
        config.pubkey().unwrap(),
    ));

    let (tick_array_map_pubkey, _) = Pubkey::find_program_address(
        &[b"tick_array_map", clmmpool_pubkey.as_ref()],
        &SWAP_PROGRAM_ID,
    );
    ixs.push(new_create_tick_array_map(
        clmmpool_pubkey,
        tick_array_map_pubkey,
        config.pubkey().unwrap(),
    ));

    let res = send_tx(rpc_client, config, &ixs)?;
    println!("pool key: {}", clmmpool_pubkey.to_string());

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

pub fn process_create_pool_template(output: &str) -> ProcessResult {
    let clmmpool_template = ClmmpoolTemplate {
        clmm_config: Pubkey::from_str("BPFLoaderUpgradeab1e11111111111111111111111")
            .unwrap()
            .to_string(),
        fee_tier: Pubkey::from_str("BPFLoaderUpgradeab1e11111111111111111111111")
            .unwrap()
            .to_string(),
        token_a: Pubkey::from_str("BPFLoaderUpgradeab1e11111111111111111111111")
            .unwrap()
            .to_string(),
        token_b: Pubkey::from_str("BPFLoaderUpgradeab1e11111111111111111111111")
            .unwrap()
            .to_string(),
        init_sqrt_price: 0,
    };

    let mut file = fs::File::create(output).expect("create failed");
    file.write_all(
        serde_yaml::to_string(&clmmpool_template)
            .unwrap()
            .as_bytes(),
    )
        .expect("write failed");

    Ok(output.to_string() + " file create success".to_string().as_str())
}