use tui::{
    layout::{Alignment, Rect},
    style::{Color, Modifier, Style},
    widgets::{Paragraph, Wrap},
};

pub fn title(str: &str) -> Paragraph {
    Paragraph::new(str)
        .wrap(Wrap { trim: true })
        .alignment(Alignment::Center)
        .style(Style::default().fg(Color::Blue).add_modifier(Modifier::BOLD))
}

pub fn center_vertically(chunk: Rect, text: &str) -> String {
    let text_lines = text.lines().count();
    let chunk_inner_lines: usize = if chunk.height >= 2 { (chunk.height - 2).into() } else { 0 };
    let blank_lines = if chunk_inner_lines >= text_lines { chunk_inner_lines - text_lines } else { 0 };
    let newlines = "\n".repeat(blank_lines / 2);
    format!("{newlines}{text}")
}