use std::error::Error;
use std::io;
use std::io::ErrorKind;

use cli_player::cli_args::{cli_args, TestDevScreen};
use crossterm::event::DisableMouseCapture;
use crossterm::event::EnableMouseCapture;
use crossterm::execute;
use crossterm::terminal::EnterAlternateScreen;
use crossterm::terminal::LeaveAlternateScreen;
use crossterm::terminal::{disable_raw_mode, enable_raw_mode};
use env_logger::Env;
use tui::backend::{Backend, CrosstermBackend};
use tui::Terminal;

use cli_player::server::start_server_if_missing;
use cli_player::ui_screens::*;
use sea_battle_backend::data::GameRules;

/// Test code screens
async fn run_dev<B: Backend>(
    terminal: &mut Terminal<B>,
    d: TestDevScreen,
) -> Result<(), Box<dyn Error>> {
    let res = match d {
        TestDevScreen::Popup => popup_screen::PopupScreen::new("Welcome there!!")
            .show(terminal)?
            .as_string(),
        TestDevScreen::Input => input_screen::InputScreen::new("What it your name ?")
            .set_title("A custom title")
            .show(terminal)?
            .as_string(),
        TestDevScreen::Confirm => {
            confirm_dialog::ConfirmDialogScreen::new("Do you really want to quit game?")
                .show(terminal)?
                .as_string()
        }
        TestDevScreen::SelectBotType => select_bot_type::SelectBotTypeScreen::default()
            .show(terminal)?
            .as_string(),
        TestDevScreen::SelectPlayMode => select_play_mode::SelectPlayModeScreen::default()
            .show(terminal)?
            .as_string(),
        TestDevScreen::SetBoatsLayout => {
            let rules = GameRules {
                boats_can_touch: true,
                ..Default::default()
            };

            set_boats_layout::SetBoatsLayoutScreen::new(&rules)
                .show(terminal)?
                .as_string()
        }
        TestDevScreen::ConfigureGameRules => {
            configure_game_rules::GameRulesConfigurationScreen::new(GameRules::default())
                .show(terminal)?
                .as_string()
        }
    };

    Err(io::Error::new(
        ErrorKind::Other,
        format!("DEV result: {:?}", res),
    ))?
}

async fn run_app<B: Backend>(terminal: &mut Terminal<B>) -> Result<(), Box<dyn Error>> {
    if let Some(d) = cli_args().dev_screen {
        run_dev(terminal, d).await
    } else {
        // TODO : run app
        Ok(())
    }
}

#[tokio::main]
pub async fn main() -> Result<(), Box<dyn Error>> {
    env_logger::Builder::from_env(Env::default()).init();

    start_server_if_missing().await;

    // setup terminal
    enable_raw_mode()?;
    let mut stdout = io::stdout();
    execute!(stdout, EnterAlternateScreen, EnableMouseCapture)?;
    let backend = CrosstermBackend::new(stdout);
    let mut terminal = Terminal::new(backend)?;

    // create app and run it
    let res = run_app(&mut terminal).await;

    // restore terminal
    disable_raw_mode()?;
    execute!(
        terminal.backend_mut(),
        LeaveAlternateScreen,
        DisableMouseCapture
    )?;
    terminal.show_cursor()?;

    if let Err(err) = res {
        println!("{:?}", err)
    }

    Ok(())
}