tuitab 0.1.1

Terminal tabular data explorer — CSV/JSON/Parquet/Excel/SQLite viewer with filtering, sorting, pivot tables, and charts
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use crate::app::App;
use crate::theme::EverforestTheme as T;
use crate::types::AppMode;
use ratatui::layout::{Alignment, Constraint, Direction, Layout};
use ratatui::style::Style;
use ratatui::widgets::Paragraph;
use ratatui::Frame;

pub mod charts;
pub mod edit_bar;
pub mod expr_bar;
pub mod search_bar;
pub mod select_regex_bar;
pub mod status_bar;
pub mod table_view;
pub mod text_input;

pub mod popup;

/// Top-level render function: dispatches to the appropriate sub-views based on app mode.
/// Since Frequency table is now a regular Sheet on the stack, all modes route to table_view.
pub fn render(frame: &mut Frame, app: &mut App) {
    match app.mode {
        AppMode::Normal
        | AppMode::Searching
        | AppMode::SelectByRegex
        | AppMode::ExpressionInput
        | AppMode::TypeSelect
        | AppMode::Editing
        | AppMode::AggregatorSelect
        | AppMode::Saving
        | AppMode::GPrefix
        | AppMode::ZPrefix
        | AppMode::RenamingColumn
        | AppMode::InsertingColumn
        | AppMode::Calculating
        | AppMode::ConfirmQuit
        | AppMode::YPrefix
        | AppMode::CurrencySelect
        | AppMode::PivotTableInput
        | AppMode::PartitionSelect
        | AppMode::Help
        | AppMode::ChartAggSelect => {
            let chunks = Layout::default()
                .direction(Direction::Vertical)
                .constraints([
                    Constraint::Min(3),    // table
                    Constraint::Length(1), // status bar
                ])
                .split(frame.area());

            table_view::render(frame, app, chunks[0]);
            status_bar::render(frame, app, chunks[1]);

            if app.mode == AppMode::Searching {
                search_bar::render(frame, app);
            }
            if app.mode == AppMode::SelectByRegex {
                select_regex_bar::render(frame, app);
            }
            if app.mode == AppMode::ExpressionInput {
                expr_bar::render(frame, app);
            }
            if app.mode == AppMode::Editing {
                edit_bar::render(frame, app);
            }
            if app.mode == AppMode::Saving {
                popup::render_input_popup(
                    frame,
                    "Save & Export (Enter to confirm, Esc to cancel)",
                    &app.saving_input,
                    app.saving_error.as_deref(),
                    frame.area(),
                );
            }
            if app.mode == AppMode::RenamingColumn {
                popup::render_input_popup(
                    frame,
                    "Rename Column (Enter to confirm, Esc to cancel)",
                    &app.stack.active().rename_column_input,
                    None,
                    frame.area(),
                );
            }
            if app.mode == AppMode::InsertingColumn {
                popup::render_input_popup(
                    frame,
                    "Insert Empty Column (Enter to confirm, Esc to cancel)",
                    &app.stack.active().insert_column_input,
                    None,
                    frame.area(),
                );
            }
            if app.mode == AppMode::AggregatorSelect {
                popup::render_aggregator_popup(frame, app, frame.area());
            }
            if app.mode == AppMode::PartitionSelect {
                popup::render_partition_select_popup(frame, app, frame.area());
            }
            if app.mode == AppMode::ConfirmQuit {
                popup::render_confirm_popup(frame, "Unsaved changes. Quit? (y/n)", frame.area());
            }
            if app.mode == AppMode::Help {
                popup::render_help_popup(frame, frame.area());
            }

            if app.mode == AppMode::TypeSelect {
                popup::render_type_select_popup(frame, app, frame.area());
            }

            if app.mode == AppMode::CurrencySelect {
                popup::render_currency_popup(frame, app, frame.area());
            }
            if app.mode == AppMode::PivotTableInput {
                popup::render_input_popup(
                    frame,
                    "Pivot Table: aggregation formula (Tab=autocomplete, ↑↓=history)",
                    &app.stack.active().pivot_input,
                    None,
                    frame.area(),
                );
            }
            if app.mode == AppMode::ChartAggSelect {
                popup::render_chart_agg_popup(frame, app, frame.area());
            }
        }
        AppMode::Loading => {
            let loading_text = "⏳ Loading file...";
            let spinner = ["⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"];
            let s_idx = (app.spinner_tick as usize) % spinner.len();
            let loading = Paragraph::new(format!("{} {}", spinner[s_idx], loading_text))
                .alignment(Alignment::Center)
                .style(Style::default().fg(T::YELLOW).bg(T::BG0));
            frame.render_widget(loading, frame.area());
        }
        AppMode::Chart => {
            charts::render(frame, app);
        }
    }
}