command_vault/ui/add.rs
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use std::io::Stdout;
use anyhow::Result;
use crossterm::{
event::{self, Event, KeyCode, KeyModifiers, KeyEvent},
execute,
terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
};
use ratatui::{
backend::CrosstermBackend,
layout::{Constraint, Direction, Layout, Rect},
style::{Color, Style},
widgets::{Block, Borders, Paragraph, Clear},
Terminal,
};
/// Type alias for the command result tuple
pub type CommandResult = Option<(String, Vec<String>, Option<i32>)>;
#[derive(Default)]
pub struct AddCommandApp {
/// The command being entered
pub command: String,
/// Tags for the command
pub tags: Vec<String>,
/// Current tag being entered
pub current_tag: String,
/// Current cursor position in the command
pub command_cursor: usize,
/// Current line in multi-line command
pub command_line: usize,
/// Current input mode
pub input_mode: InputMode,
/// Suggested tags
pub suggested_tags: Vec<String>,
/// Previous input mode (for returning from help)
pub previous_mode: InputMode,
}
#[derive(Debug, Clone, PartialEq, Default)]
pub enum InputMode {
#[default]
Command,
Tag,
Confirm,
Help,
}
impl AddCommandApp {
pub fn new() -> Self {
Self::default()
}
pub fn run(&mut self) -> Result<CommandResult> {
let mut terminal = setup_terminal()?;
let result = self.run_app(&mut terminal);
restore_terminal(&mut terminal)?;
result
}
fn run_app(&mut self, terminal: &mut Terminal<CrosstermBackend<Stdout>>) -> Result<CommandResult> {
loop {
terminal.draw(|f| self.ui(f))?;
if let Event::Key(key) = event::read()? {
match self.input_mode {
InputMode::Help => match key.code {
KeyCode::Char('?') | KeyCode::Esc => {
self.input_mode = self.previous_mode.clone();
}
_ => {}
},
_ => match key.code {
KeyCode::Char('?') => {
eprintln!("Debug: ? key pressed, switching to help mode");
self.previous_mode = self.input_mode.clone();
self.input_mode = InputMode::Help;
eprintln!("Debug: Input mode is now Help");
}
_ => match self.input_mode {
InputMode::Command => match key.code {
KeyCode::Enter => {
if key.modifiers.contains(KeyModifiers::SHIFT) {
// Add newline to command
self.command.insert(self.command_cursor, '\n');
self.command_cursor += 1;
self.command_line += 1;
} else {
if !self.command.is_empty() {
self.suggest_tags();
self.input_mode = InputMode::Tag;
}
}
}
KeyCode::Char(c) => {
self.command.insert(self.command_cursor, c);
self.command_cursor += 1;
}
KeyCode::Backspace => {
if self.command_cursor > 0 {
self.command.remove(self.command_cursor - 1);
self.command_cursor -= 1;
if self.command_cursor > 0 && self.command.chars().nth(self.command_cursor - 1) == Some('\n') {
self.command_line -= 1;
}
}
}
KeyCode::Left => {
if self.command_cursor > 0 {
self.command_cursor -= 1;
if self.command_cursor > 0 && self.command.chars().nth(self.command_cursor - 1) == Some('\n') {
self.command_line -= 1;
}
}
}
KeyCode::Right => {
if self.command_cursor < self.command.len() {
if self.command.chars().nth(self.command_cursor) == Some('\n') {
self.command_line += 1;
}
self.command_cursor += 1;
}
}
KeyCode::Up => {
// Move cursor to previous line
let current_line_start = self.command[..self.command_cursor]
.rfind('\n')
.map(|pos| pos + 1)
.unwrap_or(0);
if let Some(prev_line_start) = self.command[..current_line_start.saturating_sub(1)]
.rfind('\n')
.map(|pos| pos + 1) {
let column = self.command_cursor - current_line_start;
self.command_cursor = prev_line_start + column.min(
self.command[prev_line_start..current_line_start.saturating_sub(1)]
.chars()
.count(),
);
self.command_line -= 1;
}
}
KeyCode::Down => {
// Move cursor to next line
let current_line_start = self.command[..self.command_cursor]
.rfind('\n')
.map(|pos| pos + 1)
.unwrap_or(0);
if let Some(next_line_start) = self.command[self.command_cursor..]
.find('\n')
.map(|pos| self.command_cursor + pos + 1) {
let column = self.command_cursor - current_line_start;
let next_line_end = self.command[next_line_start..]
.find('\n')
.map(|pos| next_line_start + pos)
.unwrap_or_else(|| self.command.len());
self.command_cursor = next_line_start + column.min(next_line_end - next_line_start);
self.command_line += 1;
}
}
KeyCode::Esc => {
return Ok(None);
}
_ => {}
},
InputMode::Tag => {
match key.code {
KeyCode::Enter => {
if !self.current_tag.is_empty() {
self.tags.push(self.current_tag.clone());
self.current_tag.clear();
} else {
self.input_mode = InputMode::Confirm;
}
}
KeyCode::Char(c) => {
self.current_tag.push(c);
}
KeyCode::Backspace => {
self.current_tag.pop();
}
KeyCode::Tab => {
if !self.suggested_tags.is_empty() {
self.tags.push(self.suggested_tags[0].clone());
self.suggested_tags.remove(0);
}
}
KeyCode::Esc => {
self.input_mode = InputMode::Command;
}
_ => {}
}
}
InputMode::Confirm => {
match key.code {
KeyCode::Char('y') => {
return Ok(Some((
self.command.clone(),
self.tags.clone(),
None,
)));
}
KeyCode::Char('n') | KeyCode::Esc => {
return Ok(None);
}
_ => {}
}
}
_ => {}
}
}
}
}
}
}
pub fn set_command(&mut self, command: String) {
self.command = command;
self.command_cursor = self.command.len();
}
pub fn set_tags(&mut self, tags: Vec<String>) {
self.tags = tags;
}
fn ui(&self, f: &mut ratatui::Frame) {
match self.input_mode {
InputMode::Help => {
let help_text = vec![
"Command Vault Help",
"",
"Global Commands:",
" ? - Toggle this help screen",
" Esc - Go back / Cancel",
"",
"Command Input Mode:",
" Enter - Continue to tag input",
" Shift+Enter - Add new line",
" ←/→ - Move cursor",
" ↑/↓ - Navigate between lines",
"",
"Tag Input Mode:",
" Enter - Add tag",
" Tab - Show tag suggestions",
"",
"Confirmation Mode:",
" y/Y - Save command",
" n/N - Cancel",
];
let help_paragraph = Paragraph::new(help_text.join("\n"))
.style(Style::default().fg(Color::White))
.block(Block::default().borders(Borders::ALL).title("Help (press ? or Esc to close)"));
// Center the help window
let area = centered_rect(60, 80, f.size());
f.render_widget(Clear, area); // Clear the background
f.render_widget(help_paragraph, area);
}
_ => {
let chunks = Layout::default()
.direction(Direction::Vertical)
.margin(1)
.constraints([
Constraint::Length(3), // Title
Constraint::Min(5), // Command input
Constraint::Length(3), // Tags input
Constraint::Min(0), // Message/Help
])
.split(f.size());
// Title
let title = Paragraph::new("Add Command")
.style(Style::default().fg(Color::Cyan))
.block(Block::default().borders(Borders::ALL));
f.render_widget(title, chunks[0]);
// Command input
let mut command_text = self.command.clone();
if self.input_mode == InputMode::Command {
command_text.insert(self.command_cursor, '│'); // Add cursor
}
let command_input = Paragraph::new(command_text)
.style(Style::default().fg(if self.input_mode == InputMode::Command {
Color::Yellow
} else {
Color::Gray
}))
.block(Block::default().borders(Borders::ALL).title("Command (Shift+Enter for new line)"))
.wrap(ratatui::widgets::Wrap { trim: false });
f.render_widget(command_input, chunks[1]);
// Tags input
let mut tags_text = self.tags.join(", ");
if !tags_text.is_empty() {
tags_text.push_str(", ");
}
tags_text.push_str(&self.current_tag);
if self.input_mode == InputMode::Tag {
tags_text.push('│');
}
let tags_input = Paragraph::new(tags_text)
.style(Style::default().fg(if self.input_mode == InputMode::Tag {
Color::Yellow
} else {
Color::Gray
}))
.block(Block::default().borders(Borders::ALL).title("Tags"));
f.render_widget(tags_input, chunks[2]);
// Help text or confirmation prompt
let help_text = match self.input_mode {
InputMode::Command => "Press ? for help",
InputMode::Tag => "Press ? for help",
InputMode::Confirm => "Save command? (y/n)",
InputMode::Help => unreachable!(),
};
let help = Paragraph::new(help_text)
.style(Style::default().fg(Color::White))
.block(Block::default().borders(Borders::ALL));
f.render_widget(help, chunks[3]);
}
}
}
fn suggest_tags(&mut self) {
self.suggested_tags.clear();
// Simple tag suggestions based on command content
let command = self.command.to_lowercase();
if command.contains("git") {
self.suggested_tags.push("git".to_string());
if command.contains("push") {
self.suggested_tags.push("push".to_string());
}
if command.contains("pull") {
self.suggested_tags.push("pull".to_string());
}
}
if command.contains("docker") {
self.suggested_tags.push("docker".to_string());
}
if command.contains("cargo") {
self.suggested_tags.push("rust".to_string());
self.suggested_tags.push("cargo".to_string());
}
if command.contains("npm") || command.contains("yarn") {
self.suggested_tags.push("javascript".to_string());
self.suggested_tags.push("node".to_string());
}
}
pub fn handle_key_event(&mut self, key: KeyEvent) {
match self.input_mode {
InputMode::Help => match key.code {
KeyCode::Char('?') | KeyCode::Esc => {
self.input_mode = self.previous_mode.clone();
}
_ => {}
},
_ => match key.code {
KeyCode::Char('?') => {
self.previous_mode = self.input_mode.clone();
self.input_mode = InputMode::Help;
}
_ => match self.input_mode {
InputMode::Command => match key.code {
KeyCode::Char(c) => {
self.command.insert(self.command_cursor, c);
self.command_cursor += 1;
}
KeyCode::Backspace => {
if self.command_cursor > 0 {
self.command.remove(self.command_cursor - 1);
self.command_cursor -= 1;
}
}
KeyCode::Left => {
if self.command_cursor > 0 {
self.command_cursor -= 1;
}
}
KeyCode::Right => {
if self.command_cursor < self.command.len() {
self.command_cursor += 1;
}
}
KeyCode::Enter => {
if key.modifiers.contains(KeyModifiers::SHIFT) {
self.command.insert(self.command_cursor, '\n');
self.command_cursor += 1;
self.command_line += 1;
} else if !self.command.is_empty() {
self.input_mode = InputMode::Tag;
}
}
_ => {}
},
InputMode::Tag => match key.code {
KeyCode::Char(c) => {
self.current_tag.push(c);
}
KeyCode::Enter => {
if !self.current_tag.is_empty() {
self.tags.push(self.current_tag.clone());
self.current_tag.clear();
}
}
_ => {}
},
_ => {}
}
}
}
}
}
fn setup_terminal() -> Result<Terminal<CrosstermBackend<Stdout>>> {
enable_raw_mode()?;
let mut stdout = std::io::stdout();
execute!(stdout, EnterAlternateScreen)?;
let backend = CrosstermBackend::new(stdout);
let mut terminal = Terminal::new(backend)?;
terminal.hide_cursor()?;
Ok(terminal)
}
fn restore_terminal(terminal: &mut Terminal<CrosstermBackend<Stdout>>) -> Result<()> {
terminal.show_cursor()?;
execute!(terminal.backend_mut(), LeaveAlternateScreen)?;
disable_raw_mode()?;
Ok(())
}
fn centered_rect(percent_x: u16, percent_y: u16, r: Rect) -> Rect {
let popup_layout = Layout::default()
.direction(Direction::Vertical)
.constraints([
Constraint::Percentage((100 - percent_y) / 2),
Constraint::Percentage(percent_y),
Constraint::Percentage((100 - percent_y) / 2),
])
.split(r);
Layout::default()
.direction(Direction::Horizontal)
.constraints([
Constraint::Percentage((100 - percent_x) / 2),
Constraint::Percentage(percent_x),
Constraint::Percentage((100 - percent_x) / 2),
])
.split(popup_layout[1])[1]
}