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use anyhow::Result;
use mostro_core::message::{Action, Content, Message};
use mostro_core::order::SmallOrder;
use mostro_core::order::{Kind, Status};
use nostr_sdk::prelude::*;
use std::collections::HashMap;
use std::io::{stdin, stdout, BufRead, Write};
use std::process;
use std::str::FromStr;

use crate::pretty_table::print_order_preview;
use crate::util::{get_keys, send_order_id_cmd, uppercase_first};

pub type FiatNames = HashMap<String, String>;

#[allow(clippy::too_many_arguments)]
pub async fn execute_new_order(
    kind: &str,
    fiat_code: &str,
    fiat_amount: &(i64, Option<i64>),
    amount: &i64,
    payment_method: &String,
    premium: &i64,
    invoice: &Option<String>,
    my_key: &Keys,
    mostro_key: PublicKey,
    client: &Client,
    expiration_days: &i64,
) -> Result<()> {
    // Uppercase currency
    let fiat_code = fiat_code.to_uppercase();
    // Check if fiat currency selected is available on Yadio and eventually force user to set amount
    // this is in the case of crypto <--> crypto offer for example
    if *amount == 0 {
        // Get Fiat list
        let api_req_string = "https://api.yadio.io/currencies".to_string();
        let fiat_list_check = reqwest::get(api_req_string)
            .await?
            .json::<FiatNames>()
            .await?
            .contains_key(&fiat_code);
        if !fiat_list_check {
            println!("{} is not present in the fiat market, please specify an amount with -a flag to fix the rate", fiat_code);
            process::exit(0);
        }
    }
    let kind = uppercase_first(kind);
    // New check against strings
    let kind_checked = Kind::from_str(&kind).unwrap();
    let expires_at = match *expiration_days {
        0 => None,
        _ => {
            let now = chrono::Utc::now();
            let expires_at = now + chrono::Duration::days(*expiration_days);
            Some(expires_at.timestamp())
        }
    };

    // Get the type of neworder
    // if both tuple field are valid than it's a range order
    // otherwise use just fiat amount value as before
    let amt = if fiat_amount.1.is_some() {
        (0, Some(fiat_amount.0), fiat_amount.1)
    } else {
        (fiat_amount.0, None, None)
    };

    // Create new order for mostro
    let order_content = Content::Order(SmallOrder::new(
        None,
        Some(kind_checked),
        Some(Status::Pending),
        *amount,
        fiat_code,
        amt.1,
        amt.2,
        amt.0,
        payment_method.to_owned(),
        *premium,
        None,
        None,
        invoice.as_ref().to_owned().cloned(),
        Some(0),
        expires_at,
        None,
        None,
    ));

    // Print order preview
    let ord_preview = print_order_preview(order_content.clone()).unwrap();
    println!("{ord_preview}");
    let mut user_input = String::new();
    let _input = stdin();
    print!("Check your order! Is it correct? (Y/n) > ");
    stdout().flush()?;

    let mut answer = stdin().lock();
    answer.read_line(&mut user_input)?;

    match user_input.to_lowercase().as_str().trim_end() {
        "y" | "" => {}
        "n" => {
            println!("Ok you have cancelled the order, create another one please");
            process::exit(0);
        }
        &_ => {
            println!("Can't get what you're sayin!");
            process::exit(0);
        }
    };
    let keys = get_keys()?;
    // This should be the master pubkey
    let master_pubkey = keys.public_key().to_string();
    // Create fiat sent message
    let message = Message::new_order(
        None,
        Some(master_pubkey),
        Action::NewOrder,
        Some(order_content),
    )
    .as_json()
    .unwrap();

    send_order_id_cmd(client, my_key, mostro_key, message, false).await?;
    Ok(())
}