use crate::mini_salsa::theme::THEME;
use crate::mini_salsa::{run_ui, setup_logging, MiniSalsaState};
use format_num_pattern::NumberFormat;
use rat_ftable::event::Outcome;
use rat_ftable::selection::{rowselection, RowSelection};
use rat_ftable::textdata::{Cell, Row};
use rat_ftable::{Table, TableState};
use rat_scrolled::Scroll;
use ratatui::layout::{Constraint, Flex, Layout, Rect};
use ratatui::text::Text;
use ratatui::widgets::{block, Block, StatefulWidget};
use ratatui::Frame;

mod data;
mod mini_salsa;

fn main() -> Result<(), anyhow::Error> {
    setup_logging()?;

    let mut data = Data {
        table_data: data::DATA
            .iter()
            .map(|v| Sample {
                text: *v,
                num1: rand::random(),
                num2: rand::random(),
                check: rand::random(),
            })
            .collect(),
    };

    let mut state = State {
        table: Default::default(),
    };

    run_ui("text", handle_table, repaint_table, &mut data, &mut state)
}

struct Sample {
    pub(crate) text: &'static str,
    pub(crate) num1: f32,
    pub(crate) num2: f32,
    pub(crate) check: bool,
}

struct Data {
    pub(crate) table_data: Vec<Sample>,
}

struct State {
    pub(crate) table: TableState<RowSelection>,
}

fn repaint_table(
    frame: &mut Frame<'_>,
    area: Rect,
    data: &mut Data,
    _istate: &mut MiniSalsaState,
    state: &mut State,
) -> Result<(), anyhow::Error> {
    let l0 = Layout::horizontal([Constraint::Percentage(61)])
        .flex(Flex::Center)
        .split(area);

    let row_fmt = NumberFormat::new("000000").expect("fmt");
    let num1_fmt = NumberFormat::new("####0.00").expect("fmt");
    let num2_fmt = NumberFormat::new("####0.00").expect("fmt");

    Table::default()
        .rows(data.table_data.iter().take(3000).enumerate().map(|(i, v)| {
            Row::new([
                Text::from(row_fmt.fmt_u(i)),
                v.text.into(),
                num1_fmt.fmt_u(v.num1).into(),
                num2_fmt.fmt_u(v.num2).into(),
                v.check.to_string().into(),
            ])
        }))
        .widths([
            Constraint::Length(6),
            Constraint::Length(20),
            Constraint::Length(15),
            Constraint::Length(15),
            Constraint::Length(3),
        ])
        .column_spacing(1)
        .header(
            Row::new([
                Cell::from("Nr"),
                Cell::from("Text"),
                Cell::from("Val1"),
                Cell::from("Val2"),
                Cell::from("State"),
            ])
            .style(Some(THEME.table_header())),
        )
        .footer(Row::new(["a", "b", "c", "d", "e"]).style(Some(THEME.table_footer())))
        .block(
            Block::bordered()
                .border_type(block::BorderType::Rounded)
                .border_style(THEME.block())
                .title("text-tabledata"),
        )
        .vscroll(Scroll::new().style(THEME.block()))
        .flex(Flex::End)
        .style(THEME.table())
        .select_row_style(Some(THEME.gray(3)))
        .render(l0[0], frame.buffer_mut(), &mut state.table);
    Ok(())
}

fn handle_table(
    event: &crossterm::event::Event,
    _data: &mut Data,
    _istate: &mut MiniSalsaState,
    state: &mut State,
) -> Result<Outcome, anyhow::Error> {
    let r = rowselection::handle_events(&mut state.table, true, event);
    Ok(r)
}