mod loading;
mod auth;
mod main_screen;
mod chat_list;
mod messages;
mod footer;

use ratatui::Frame;
use ratatui::layout::Alignment;
use ratatui::style::{Color, Modifier, Style};
use ratatui::widgets::Paragraph;
use crate::app::{App, AppScreen};

/// Минимальная высота терминала
const MIN_HEIGHT: u16 = 10;
/// Минимальная ширина терминала
const MIN_WIDTH: u16 = 40;

pub fn render(f: &mut Frame, app: &mut App) {
    let area = f.area();

    // Проверяем минимальный размер терминала
    if area.width < MIN_WIDTH || area.height < MIN_HEIGHT {
        render_size_warning(f, area.width, area.height);
        return;
    }

    match app.screen {
        AppScreen::Loading => loading::render(f, app),
        AppScreen::Auth => auth::render(f, app),
        AppScreen::Main => main_screen::render(f, app),
    }
}

fn render_size_warning(f: &mut Frame, width: u16, height: u16) {
    let message = format!(
        "{}x{}\nМинимум: {}x{}",
        width, height, MIN_WIDTH, MIN_HEIGHT
    );
    let warning = Paragraph::new(message)
        .style(Style::default().fg(Color::Yellow).add_modifier(Modifier::BOLD))
        .alignment(Alignment::Center);
    f.render_widget(warning, f.area());
}