haj 0.2.1

fast, quiet, beautiful package managemer and tui for Arch Linux
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use ratatui::{
    Frame,
    layout::{Alignment, Constraint, Direction, Layout},
    style::{Color, Modifier, Style},
    text::{Line, Span},
    widgets::{Block, Borders, Paragraph},
};
use std::fs;
// use std::time::SystemTime;
use super::App;

pub fn render(f: &mut Frame, app: &mut App) {
    let chunks = Layout::default()
        .direction(Direction::Vertical)
        .margin(1)
        .constraints(
            [
                Constraint::Length(3), // header (haj logo)
                Constraint::Length(3), // quick stats
                Constraint::Length(3), // search bar
                Constraint::Length(40),
                Constraint::Min(0), // spinning blahaj :3
            ]
            .as_ref(),
        )
        .split(f.area());

    let header_text = vec![Line::from(Span::styled(
        "(blah) haj",
        Style::default()
            .fg(Color::Cyan)
            .add_modifier(Modifier::BOLD),
    ))];

    let header = Paragraph::new(header_text)
        .block(
            Block::default()
                .borders(Borders::ALL)
                .border_style(Style::default().fg(Color::DarkGray)),
        )
        .alignment(Alignment::Center);

    f.render_widget(header, chunks[0]);

    let installed_count = app.package_list.iter().filter(|p| p.is_installed).count();

    let sync_dir = "/var/lib/pacman/sync/";
    let last_sync_str = match fs::metadata(sync_dir).and_then(|m| m.modified()) {
        Ok(modified) => {
            if let Ok(duration) = modified.elapsed() {
                let days = duration.as_secs() / (60 * 60 * 24);
                let hours = duration.as_secs() / (60 * 60);
                if days == 0 {
                    if hours == 0 {
                        "just now".to_string()
                    } else {
                        format!("{} hour(s) ago", hours)
                    }
                } else if days == 1 {
                    "1 day ago".to_string()
                } else {
                    format!("{} days ago", days)
                }
            } else {
                "unknown".to_string()
            }
        }
        Err(_) => "unknown".to_string(),
    };

    let orphan_color = if app.orphan_count > 0 {
        Color::Red
    } else {
        Color::Yellow
    };
    let orphan_modifier = if app.orphan_count > 0 {
        Modifier::BOLD
    } else {
        Modifier::empty()
    };

    let stats_text = Line::from(vec![
        Span::styled(
            format!(" installed packages: {} ", installed_count),
            Style::default()
                .fg(Color::Green)
                .add_modifier(Modifier::BOLD),
        ),
        Span::styled(" | ", Style::default().fg(Color::DarkGray)),
        Span::styled(
            format!(" orphans: {} ", app.orphan_count),
            Style::default()
                .fg(orphan_color)
                .add_modifier(orphan_modifier),
        ),
        Span::styled(" | ", Style::default().fg(Color::DarkGray)),
        Span::styled(
            format!(" last sync: {} ", last_sync_str),
            Style::default().fg(Color::Blue),
        ),
    ]);

    let stats = Paragraph::new(stats_text)
        .block(
            Block::default()
                .borders(Borders::ALL)
                .border_style(Style::default().fg(Color::DarkGray)),
        )
        .alignment(Alignment::Center);
    f.render_widget(stats, chunks[1]);

    let search_bar = Paragraph::new(" search packages... (f or /)")
        .style(Style::default().fg(Color::DarkGray))
        .block(
            Block::default()
                .borders(Borders::ALL)
                .border_style(Style::default().fg(Color::Cyan)),
        );
    f.render_widget(search_bar, chunks[2]);

    let blahaj_box = Paragraph::new(app.dashboard_art.clone())
        .alignment(Alignment::Center)
        .block(Block::default().borders(Borders::NONE));
    f.render_widget(blahaj_box, chunks[3]);
}