Files
komp_ac/client/src/modes/handlers/edit.rs
2025-02-28 23:15:30 +01:00

423 lines
15 KiB
Rust

// src/modes/handlers/edit.rs
use crossterm::event::{KeyEvent, KeyCode, KeyModifiers};
use crate::tui::terminal::AppTerminal;
use crate::config::config::Config;
use crate::ui::handlers::form::FormState;
use crate::config::key_sequences::KeySequenceTracker;
use super::common;
// This function is called from event.rs and doesn't need to handle mode transitions anymore
pub async fn handle_edit_event_internal(
key: KeyEvent,
config: &Config,
form_state: &mut FormState,
ideal_cursor_column: &mut usize,
command_message: &mut String,
app_terminal: &mut AppTerminal, // Add these parameters
is_saved: &mut bool,
current_position: &mut u64,
total_count: u64,
) -> Result<String, Box<dyn std::error::Error>> {
if let Some(action) = config.get_edit_action_for_key(key.code, key.modifiers) {
return execute_edit_action(
action,
form_state,
ideal_cursor_column,
app_terminal, // Pass them here
is_saved,
current_position,
total_count,
).await;
}
// If no Edit mode action is found, handle fallback behavior
handle_edit_specific_input(
key,
form_state,
ideal_cursor_column,
);
Ok(command_message.clone())
}
// Handle edit-specific key input as a fallback (character input, backspace, delete)
fn handle_edit_specific_input(
key: KeyEvent,
form_state: &mut FormState,
ideal_cursor_column: &mut usize,
) {
// This is now explicitly a fallback function for default edit behavior
match key.code {
KeyCode::Char(c) => {
// Character input
let cursor_pos = form_state.current_cursor_pos;
let field_value = form_state.get_current_input_mut();
let mut chars: Vec<char> = field_value.chars().collect();
if cursor_pos <= chars.len() {
chars.insert(cursor_pos, c);
*field_value = chars.into_iter().collect();
form_state.current_cursor_pos = cursor_pos + 1;
*ideal_cursor_column = form_state.current_cursor_pos;
form_state.has_unsaved_changes = true;
}
}
KeyCode::Backspace => {
// Delete character backward
if form_state.current_cursor_pos > 0 {
let cursor_pos = form_state.current_cursor_pos;
let field_value = form_state.get_current_input_mut();
let mut chars: Vec<char> = field_value.chars().collect();
if cursor_pos <= chars.len() && cursor_pos > 0 {
chars.remove(cursor_pos - 1);
*field_value = chars.into_iter().collect();
form_state.current_cursor_pos = cursor_pos - 1;
*ideal_cursor_column = form_state.current_cursor_pos;
form_state.has_unsaved_changes = true;
}
}
}
KeyCode::Delete => {
// Delete character forward
let cursor_pos = form_state.current_cursor_pos;
let field_value = form_state.get_current_input_mut();
let chars: Vec<char> = field_value.chars().collect();
if cursor_pos < chars.len() {
let mut new_chars = chars.clone();
new_chars.remove(cursor_pos);
*field_value = new_chars.into_iter().collect();
form_state.has_unsaved_changes = true;
}
}
KeyCode::Tab => {
// Tab key special handling
if key.modifiers.contains(KeyModifiers::SHIFT) {
if form_state.current_field == 0 {
form_state.current_field = form_state.fields.len() - 1;
} else {
form_state.current_field = form_state.current_field.saturating_sub(1);
}
} else {
form_state.current_field = (form_state.current_field + 1) % form_state.fields.len();
}
let current_input = form_state.get_current_input();
let max_cursor_pos = current_input.len();
form_state.current_cursor_pos = (*ideal_cursor_column).min(max_cursor_pos);
}
KeyCode::Enter => {
// Enter key moves to next field
form_state.current_field = (form_state.current_field + 1) % form_state.fields.len();
let current_input = form_state.get_current_input();
let max_cursor_pos = current_input.len();
form_state.current_cursor_pos = (*ideal_cursor_column).min(max_cursor_pos);
}
_ => {} // Ignore other keys
}
}
async fn execute_edit_action(
action: &str,
form_state: &mut FormState,
ideal_cursor_column: &mut usize,
app_terminal: &mut AppTerminal,
is_saved: &mut bool,
current_position: &mut u64,
total_count: u64,
) -> Result<String, Box<dyn std::error::Error>> {
match action {
"save" => {
common::save(
form_state,
app_terminal,
is_saved,
current_position,
total_count,
).await
},
// Navigation actions
"move_left" => {
form_state.current_cursor_pos = form_state.current_cursor_pos.saturating_sub(1);
*ideal_cursor_column = form_state.current_cursor_pos;
Ok("".to_string())
}
"move_right" => {
let current_input = form_state.get_current_input();
if form_state.current_cursor_pos < current_input.len() {
form_state.current_cursor_pos += 1;
*ideal_cursor_column = form_state.current_cursor_pos;
}
Ok("".to_string())
}
"move_up" => {
if form_state.current_field == 0 {
form_state.current_field = form_state.fields.len() - 1;
} else {
form_state.current_field = form_state.current_field.saturating_sub(1);
}
let current_input = form_state.get_current_input();
let max_cursor_pos = current_input.len();
form_state.current_cursor_pos = (*ideal_cursor_column).min(max_cursor_pos);
Ok("".to_string())
}
"move_down" => {
form_state.current_field = (form_state.current_field + 1) % form_state.fields.len();
let current_input = form_state.get_current_input();
let max_cursor_pos = current_input.len();
form_state.current_cursor_pos = (*ideal_cursor_column).min(max_cursor_pos);
Ok("".to_string())
}
"move_line_start" => {
form_state.current_cursor_pos = 0;
*ideal_cursor_column = form_state.current_cursor_pos;
Ok("".to_string())
}
"move_line_end" => {
let current_input = form_state.get_current_input();
form_state.current_cursor_pos = current_input.len();
*ideal_cursor_column = form_state.current_cursor_pos;
Ok("".to_string())
}
"move_first_line" => {
form_state.current_field = 0;
let current_input = form_state.get_current_input();
let max_cursor_pos = current_input.len();
form_state.current_cursor_pos = (*ideal_cursor_column).min(max_cursor_pos);
Ok("Moved to first line".to_string())
}
"move_last_line" => {
form_state.current_field = form_state.fields.len() - 1;
let current_input = form_state.get_current_input();
let max_cursor_pos = current_input.len();
form_state.current_cursor_pos = (*ideal_cursor_column).min(max_cursor_pos);
Ok("Moved to last line".to_string())
}
// Word movement actions
"move_word_next" => {
let current_input = form_state.get_current_input();
if !current_input.is_empty() {
let new_pos = find_next_word_start(current_input, form_state.current_cursor_pos);
form_state.current_cursor_pos = new_pos.min(current_input.len());
*ideal_cursor_column = form_state.current_cursor_pos;
}
Ok("".to_string())
}
"move_word_end" => {
let current_input = form_state.get_current_input();
if !current_input.is_empty() {
let new_pos = find_word_end(current_input, form_state.current_cursor_pos);
form_state.current_cursor_pos = new_pos.min(current_input.len());
*ideal_cursor_column = form_state.current_cursor_pos;
}
Ok("".to_string())
}
"move_word_prev" => {
let current_input = form_state.get_current_input();
if !current_input.is_empty() {
let new_pos = find_prev_word_start(current_input, form_state.current_cursor_pos);
form_state.current_cursor_pos = new_pos;
*ideal_cursor_column = form_state.current_cursor_pos;
}
Ok("".to_string())
}
"move_word_end_prev" => {
let current_input = form_state.get_current_input();
if !current_input.is_empty() {
let new_pos = find_prev_word_end(current_input, form_state.current_cursor_pos);
form_state.current_cursor_pos = new_pos;
*ideal_cursor_column = form_state.current_cursor_pos;
}
Ok("".to_string())
}
// Edit-specific actions that can be bound to keys
"delete_char_forward" => {
let cursor_pos = form_state.current_cursor_pos;
let field_value = form_state.get_current_input_mut();
let chars: Vec<char> = field_value.chars().collect();
if cursor_pos < chars.len() {
let mut new_chars = chars.clone();
new_chars.remove(cursor_pos);
*field_value = new_chars.into_iter().collect();
form_state.has_unsaved_changes = true;
}
Ok("".to_string())
}
"delete_char_backward" => {
if form_state.current_cursor_pos > 0 {
let cursor_pos = form_state.current_cursor_pos;
let field_value = form_state.get_current_input_mut();
let mut chars: Vec<char> = field_value.chars().collect();
if cursor_pos <= chars.len() && cursor_pos > 0 {
chars.remove(cursor_pos - 1);
*field_value = chars.into_iter().collect();
form_state.current_cursor_pos = cursor_pos - 1;
*ideal_cursor_column = form_state.current_cursor_pos;
form_state.has_unsaved_changes = true;
}
}
Ok("".to_string())
}
"insert_char" => {
// This could be expanded to allow configurable character insertion
// For now, it's a placeholder that would need additional parameters
Ok("Character insertion requires configuration".to_string())
}
"next_field" => {
form_state.current_field = (form_state.current_field + 1) % form_state.fields.len();
let current_input = form_state.get_current_input();
let max_cursor_pos = current_input.len();
form_state.current_cursor_pos = (*ideal_cursor_column).min(max_cursor_pos);
Ok("".to_string())
}
"prev_field" => {
if form_state.current_field == 0 {
form_state.current_field = form_state.fields.len() - 1;
} else {
form_state.current_field = form_state.current_field.saturating_sub(1);
}
let current_input = form_state.get_current_input();
let max_cursor_pos = current_input.len();
form_state.current_cursor_pos = (*ideal_cursor_column).min(max_cursor_pos);
Ok("".to_string())
}
// Fallback for unrecognized actions
_ => Ok(format!("Unknown action: {}", action)),
}
}
// Reuse these character and word navigation helper functions
#[derive(PartialEq)]
enum CharType {
Whitespace,
Alphanumeric,
Punctuation,
}
fn get_char_type(c: char) -> CharType {
if c.is_whitespace() {
CharType::Whitespace
} else if c.is_alphanumeric() {
CharType::Alphanumeric
} else {
CharType::Punctuation
}
}
fn find_next_word_start(text: &str, current_pos: usize) -> usize {
let chars: Vec<char> = text.chars().collect();
if chars.is_empty() || current_pos >= chars.len() {
return current_pos;
}
let mut pos = current_pos;
let initial_type = get_char_type(chars[pos]);
while pos < chars.len() && get_char_type(chars[pos]) == initial_type {
pos += 1;
}
while pos < chars.len() && get_char_type(chars[pos]) == CharType::Whitespace {
pos += 1;
}
pos
}
fn find_word_end(text: &str, current_pos: usize) -> usize {
let chars: Vec<char> = text.chars().collect();
if chars.is_empty() {
return 0;
}
if current_pos >= chars.len() - 1 {
return chars.len() - 1;
}
let mut pos = current_pos;
if get_char_type(chars[pos]) == CharType::Whitespace {
while pos < chars.len() && get_char_type(chars[pos]) == CharType::Whitespace {
pos += 1;
}
} else {
let current_type = get_char_type(chars[pos]);
if pos + 1 < chars.len() && get_char_type(chars[pos + 1]) != current_type {
pos += 1;
while pos < chars.len() && get_char_type(chars[pos]) == CharType::Whitespace {
pos += 1;
}
}
}
if pos >= chars.len() {
return chars.len() - 1;
}
let word_type = get_char_type(chars[pos]);
while pos + 1 < chars.len() && get_char_type(chars[pos + 1]) == word_type {
pos += 1;
}
pos
}
fn find_prev_word_start(text: &str, current_pos: usize) -> usize {
let chars: Vec<char> = text.chars().collect();
if chars.is_empty() || current_pos == 0 {
return 0;
}
let mut pos = current_pos.saturating_sub(1);
while pos > 0 && get_char_type(chars[pos]) == CharType::Whitespace {
pos -= 1;
}
if get_char_type(chars[pos]) != CharType::Whitespace {
let word_type = get_char_type(chars[pos]);
while pos > 0 && get_char_type(chars[pos - 1]) == word_type {
pos -= 1;
}
}
pos
}
fn find_prev_word_end(text: &str, current_pos: usize) -> usize {
let chars: Vec<char> = text.chars().collect();
if chars.is_empty() || current_pos <= 1 {
return 0;
}
let mut pos = current_pos.saturating_sub(1);
while pos > 0 && get_char_type(chars[pos]) == CharType::Whitespace {
pos -= 1;
}
if pos > 0 && get_char_type(chars[pos]) != CharType::Whitespace {
let word_type = get_char_type(chars[pos]);
while pos > 0 && get_char_type(chars[pos - 1]) == word_type {
pos -= 1;
}
while pos > 0 && get_char_type(chars[pos - 1]) == CharType::Whitespace {
pos -= 1;
}
if pos > 0 {
pos -= 1;
let prev_word_type = get_char_type(chars[pos]);
while pos > 0 && get_char_type(chars[pos - 1]) == prev_word_type {
pos -= 1;
}
while pos < chars.len() - 1 &&
get_char_type(chars[pos + 1]) == prev_word_type {
pos += 1;
}
}
}
pos
}