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|
use std::fs;
use std::path;
use crate::commands::{CursorMove, JoshutoCommand, JoshutoRunnable, Search};
use crate::context::JoshutoContext;
use crate::error::JoshutoError;
use crate::preview;
use crate::textfield::JoshutoTextField;
use crate::ui;
use crate::window::JoshutoView;
#[derive(Clone, Debug)]
pub enum RenameFileMethod {
Append,
Prepend,
Overwrite,
}
#[derive(Clone, Debug)]
pub struct RenameFile {
method: RenameFileMethod,
}
impl RenameFile {
pub fn new(method: RenameFileMethod) -> Self {
RenameFile { method }
}
pub const fn command() -> &'static str {
"rename_file"
}
pub fn rename_file(
&self,
path: &path::PathBuf,
context: &mut JoshutoContext,
view: &JoshutoView,
start_str: String,
) -> Result<(), JoshutoError> {
const PROMPT: &str = ":rename_file ";
let (term_rows, term_cols) = ui::getmaxyx();
let user_input: Option<String> = {
let textfield = JoshutoTextField::new(
1,
term_cols,
(term_rows as usize - 1, 0),
PROMPT.to_string(),
);
match self.method {
RenameFileMethod::Append => {
if let Some(ext) = start_str.rfind('.') {
textfield.readline_with_initial(&start_str[0..ext], &start_str[ext..])
} else {
textfield.readline_with_initial(&start_str, "")
}
}
RenameFileMethod::Prepend => textfield.readline_with_initial("", &start_str),
RenameFileMethod::Overwrite => textfield.readline_with_initial("", ""),
}
};
if let Some(s) = user_input {
let mut new_path = path.parent().unwrap().to_path_buf();
new_path.push(s);
if new_path.exists() {
let err = std::io::Error::new(
std::io::ErrorKind::AlreadyExists,
"Filename already exists",
);
return Err(JoshutoError::IO(err));
}
match fs::rename(&path, &new_path) {
Ok(_) => {
let curr_tab = &mut context.tabs[context.curr_tab_index];
if let Some(ref mut s) = curr_tab.curr_list {
s.update_contents(&context.config_t.sort_option).unwrap();
}
curr_tab.refresh_curr(&view.mid_win, context.config_t.scroll_offset);
}
Err(e) => {
return Err(JoshutoError::IO(e));
}
}
} else {
let curr_tab = &context.tabs[context.curr_tab_index];
curr_tab.refresh_file_status(&view.bot_win);
}
Ok(())
}
}
impl JoshutoCommand for RenameFile {}
impl std::fmt::Display for RenameFile {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
write!(f, "{}", Self::command())
}
}
impl JoshutoRunnable for RenameFile {
fn execute(
&self,
context: &mut JoshutoContext,
view: &JoshutoView,
) -> Result<(), JoshutoError> {
let mut path: Option<path::PathBuf> = None;
let mut file_name: Option<String> = None;
if let Some(s) = context.tabs[context.curr_tab_index].curr_list.as_ref() {
if let Some(s) = s.get_curr_ref() {
path = Some(s.path.clone());
file_name = Some(s.file_name_as_string.clone());
}
}
if let Some(file_name) = file_name {
if let Some(path) = path {
let res = self.rename_file(&path, context, view, file_name.clone());
if let Some(index) = Search::search(context.curr_tab_ref(), &file_name) {
CursorMove::cursor_move(index, context, view);
}
preview::preview_file(
&mut context.tabs[context.curr_tab_index],
view,
&context.config_t,
);
ncurses::doupdate();
return res;
}
}
return Ok(());
}
}
|
