shellql 0.1.7-beta

A Vim- and tmux-inspired terminal database manager for developers
Documentation 
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use crossterm::event::{KeyCode, KeyEvent};

use crate::tui::{
    AppState, Overlay,
    ui::home::{goto_bottom, goto_top, select_next, select_prev, selected_connection},
};

pub async fn handle_overlay(event: KeyEvent, state: &mut AppState) -> color_eyre::Result<()> {
    let Some(overlay) = state.overlay else {
        return Ok(());
    };

    match (overlay, event.code) {
        // ── Help (home screen) ────────────────────────────────────────────────
        (Overlay::Help, KeyCode::Char('q') | KeyCode::Char('?') | KeyCode::Esc) => {
            state.overlay = None;
        }

        // ── DashboardHelp ─────────────────────────────────────────────────────
        (Overlay::DashboardHelp, KeyCode::Char('q') | KeyCode::Esc) => {
            state.overlay = None;
        }

        // ── AddConnection ─────────────────────────────────────────────────────
        (Overlay::AddConnection, KeyCode::Esc | KeyCode::Char('q')) => {
            state.overlay = None;
        }

        // ── CommandPalette ────────────────────────────────────────────────────
        (Overlay::CommandPalette, KeyCode::Esc | KeyCode::Char('q')) => {
            state.overlay = None;
        }

        // ── ConfirmDelete (handled via cmdline bar — safety fallback) ─────────
        (Overlay::ConfirmDelete, KeyCode::Esc | KeyCode::Char('q')) => {
            state.overlay = None;
        }

        // ── Connection picker — navigate ───────────────────────────────────────
        (Overlay::ConnectionPicker, KeyCode::Char('j') | KeyCode::Down) => {
            select_next(state);
            state.pending_key = None;
        }
        (Overlay::ConnectionPicker, KeyCode::Char('k') | KeyCode::Up) => {
            select_prev(state);
            state.pending_key = None;
        }
        (Overlay::ConnectionPicker, KeyCode::Char('G')) => {
            goto_bottom(state);
            state.pending_key = None;
        }
        (Overlay::ConnectionPicker, KeyCode::Char('g')) => {
            if state.pending_key == Some('g') {
                goto_top(state);
                state.pending_key = None;
            } else {
                state.pending_key = Some('g');
            }
        }
        (Overlay::ConnectionPicker, KeyCode::Char('d')) => {
            if state.pending_key == Some('d') {
                if let Some(db) = selected_connection(state) {
                    state
                        .cmdline
                        .open_confirm(crate::tui::ConfirmAction::DeleteConnection(db.name.clone()));
                } else {
                    state.cmdline.set_error("no connection selected");
                }
                state.pending_key = None;
            } else {
                state.pending_key = Some('d');
            }
        }

        // ── Connection picker — connect ────────────────────────────────────────
        (Overlay::ConnectionPicker, KeyCode::Enter) => {
            state.pending_key = None;

            let Some(db) = selected_connection(state).cloned() else {
                return Ok(());
            };

            // Hand off to the event loop so it can show a spinner while connecting.
            state.cmdline.clear_error();
            state.pending_connection = Some(db);
            state.overlay = None;
        }

        (Overlay::ConnectionPicker, KeyCode::Esc | KeyCode::Char('q')) => {
            state.overlay = None;
            state.pending_key = None;
        }

        _ => {}
    }

    Ok(())
}