use ratatui::layout::{Constraint, Flex, Layout, Rect};

pub fn explorer_layout(area: Rect) -> [Rect; 3] {
    Layout::vertical([
        Constraint::Percentage(30),
        Constraint::Percentage(40),
        Constraint::Percentage(30),
    ]).areas(area)
}

pub fn explorer_header_layout(area: Rect) -> [Rect; 2] {
    let [header, _, _] = explorer_layout(area);
    Layout::horizontal([
        Constraint::Percentage(50),
        Constraint::Percentage(50),
    ]).areas(header)
}

pub fn explorer_info_layout(area: Rect) -> [Rect; 2] {
    let [info, _]  = explorer_header_layout(area);
    Layout::vertical([
        Constraint::Percentage(100),
        Constraint::Percentage(100),
    ]).areas(info)
}

pub fn explorer_block_info_layout(area: Rect) -> [Rect; 3] {
    let [blocks, _]  = explorer_info_layout(area);
    Layout::horizontal([
        Constraint::Percentage(33),
        Constraint::Percentage(33),
        Constraint::Percentage(33),
    ]).flex(Flex::SpaceBetween).areas(blocks)
}

pub fn explorer_era_info_layout(area: Rect) -> [Rect; 2] {
    let [_, blocks]  = explorer_info_layout(area);
    Layout::horizontal([
        Constraint::Percentage(50),
        Constraint::Percentage(50),
    ]).flex(Flex::SpaceBetween).areas(blocks)
}

pub fn explorer_scrollbars_layout(area: Rect) -> [Rect; 2] {
    let [_, place, _] = explorer_layout(area);
    Layout::horizontal([
        Constraint::Percentage(50),
        Constraint::Percentage(50),
    ]).areas(place)
}