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use std::fs;
use std::path;
use crate::commands::{JoshutoCommand, JoshutoRunnable};
use crate::context::JoshutoContext;
use crate::preview;
use crate::textfield::JoshutoTextField;
use crate::ui;
#[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,
start_str: String,
) {
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(),
);
user_input = 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() {
ui::wprint_err(&context.views.bot_win, "Error: File with name exists");
return;
}
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_type).unwrap();
}
curr_tab.refresh_curr(&context.views.mid_win, context.config_t.scroll_offset);
}
Err(e) => {
ui::wprint_err(&context.views.bot_win, e.to_string().as_str());
}
}
} else {
let curr_tab = &context.tabs[context.curr_tab_index];
curr_tab.refresh_file_status(&context.views.bot_win);
}
}
}
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) {
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 {
self.rename_file(&path, context, file_name);
preview::preview_file(context);
ncurses::doupdate();
}
}
}
}
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