sql-cli 1.69.0

SQL query tool for CSV/JSON with both interactive TUI and non-interactive CLI modes - perfect for exploration and automation
Documentation
use crate::buffer::{AppMode, BufferAPI};
use crate::key_dispatcher::KeyDispatcher;
use anyhow::Result;
use crossterm::event::KeyEvent;
use ratatui::{
    layout::Rect,
    style::{Color, Style},
    widgets::{Block, Borders, Paragraph, Wrap},
    Frame,
};
use tracing::{debug, trace};

/// Represents the result of handling a key event in the editor
#[derive(Debug, Clone)]
pub enum EditorAction {
    /// No special action, just continue
    Continue,
    /// Request to quit the application
    Quit,
    /// Request to execute the current query
    ExecuteQuery,
    /// Request to switch modes
    SwitchMode(AppMode),
    /// Request buffer operations
    BufferAction(BufferAction),
    /// Request to expand asterisk
    ExpandAsterisk,
    /// Request to show help
    ShowHelp,
    /// Request to show debug
    ShowDebug,
    /// Request to show pretty query
    ShowPrettyQuery,
    /// Pass key to main app for handling
    PassToMainApp(KeyEvent),
}

/// Buffer-related actions that the main TUI should handle
#[derive(Debug, Clone)]
pub enum BufferAction {
    NextBuffer,
    PreviousBuffer,
    QuickSwitch,
    NewBuffer,
    CloseBuffer,
    ListBuffers,
    SwitchToBuffer(usize),
}

/// A self-contained editor widget that manages command input
pub struct EditorWidget {
    // For now, this is mostly a placeholder that will delegate back to the main app
    // This establishes the architecture pattern that we can fill in later
}

impl EditorWidget {
    #[must_use]
    pub fn new() -> Self {
        Self {}
    }

    /// Handle key input and return the appropriate action
    pub fn handle_key(
        &mut self,
        key: KeyEvent,
        key_dispatcher: &KeyDispatcher,
        _buffer: &mut dyn BufferAPI,
    ) -> Result<EditorAction> {
        // Log the key event
        trace!(target: "input", "Key: {:?} Modifiers: {:?}", key.code, key.modifiers);

        // The basic editing operations are now handled by the action system
        // EditorWidget now focuses on higher-level operations that require special handling

        // Note: Basic cursor movement, text editing (backspace, delete, character insert),
        // and undo/redo are now handled through the action system in enhanced_tui.rs

        // Try dispatcher for high-level actions
        if let Some(action) = key_dispatcher.get_command_action(&key) {
            match action {
                "quit" => return Ok(EditorAction::Quit),
                "next_buffer" => return Ok(EditorAction::BufferAction(BufferAction::NextBuffer)),
                "previous_buffer" => {
                    return Ok(EditorAction::BufferAction(BufferAction::PreviousBuffer))
                }
                "quick_switch_buffer" => {
                    return Ok(EditorAction::BufferAction(BufferAction::QuickSwitch))
                }
                "new_buffer" => return Ok(EditorAction::BufferAction(BufferAction::NewBuffer)),
                "close_buffer" => return Ok(EditorAction::BufferAction(BufferAction::CloseBuffer)),
                "list_buffers" => return Ok(EditorAction::BufferAction(BufferAction::ListBuffers)),
                "expand_asterisk" => return Ok(EditorAction::ExpandAsterisk),
                "execute_query" => return Ok(EditorAction::ExecuteQuery),
                "toggle_help" => return Ok(EditorAction::ShowHelp),
                "toggle_debug" => {
                    // Pass F5 debug to main app to use original working implementation
                    return Ok(EditorAction::PassToMainApp(key));
                }
                "show_pretty_query" => return Ok(EditorAction::ShowPrettyQuery),
                "search_history" => return Ok(EditorAction::SwitchMode(AppMode::History)),
                "enter_results_mode" => return Ok(EditorAction::SwitchMode(AppMode::Results)),
                action if action.starts_with("switch_to_buffer_") => {
                    if let Some(buffer_num_str) = action.strip_prefix("switch_to_buffer_") {
                        if let Ok(buffer_num) = buffer_num_str.parse::<usize>() {
                            return Ok(EditorAction::BufferAction(BufferAction::SwitchToBuffer(
                                buffer_num - 1,
                            )));
                        }
                    }
                    return Ok(EditorAction::Continue);
                }
                _ => {
                    debug!("Passing unhandled action to main app: {}", action);
                    return Ok(EditorAction::PassToMainApp(key));
                }
            }
        }

        // For all other keys, pass to main app for now
        Ok(EditorAction::PassToMainApp(key))
    }

    /// Render the editor widget
    /// For now, this is a placeholder that the main app will override
    pub fn render(&self, f: &mut Frame, area: Rect) {
        // Simple placeholder rendering
        let placeholder = Paragraph::new("Editor Widget Placeholder")
            .block(
                Block::default()
                    .borders(Borders::ALL)
                    .title("Command Input")
                    .border_style(Style::default().fg(Color::Blue)),
            )
            .wrap(Wrap { trim: false });

        f.render_widget(placeholder, area);
    }
}

impl Default for EditorWidget {
    fn default() -> Self {
        Self::new()
    }
}