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use std::path::PathBuf;
use crate::context::AppContext;
use crate::error::JoshutoResult;
pub fn parent_cursor_move(context: &mut AppContext, new_index: usize) -> JoshutoResult {
let mut path: Option<PathBuf> = None;
let mut new_index = new_index;
{
let ui_context = context.ui_context_ref().clone();
let display_options = context.config_ref().display_options_ref().clone();
let curr_tab = context.tab_context_mut().curr_tab_mut();
if let Some(curr_list) = curr_tab.parent_list_mut() {
if curr_list.get_index().is_some() {
let dir_len = curr_list.contents.len();
if new_index >= dir_len {
new_index = dir_len - 1;
}
let entry = &curr_list.contents[new_index];
if entry.file_path().is_dir() {
path = Some(entry.file_path().to_path_buf());
curr_list.set_index(Some(new_index), &ui_context, &display_options);
}
}
}
if let Some(path) = path.as_ref() {
curr_tab.set_cwd(path);
}
}
Ok(())
}
pub fn parent_up(context: &mut AppContext, u: usize) -> JoshutoResult {
let movement = context
.tab_context_ref()
.curr_tab_ref()
.parent_list_ref()
.and_then(|list| list.get_index().map(|idx| idx.saturating_sub(u)));
if let Some(s) = movement {
parent_cursor_move(context, s)?;
}
context.update_watcher();
Ok(())
}
pub fn parent_down(context: &mut AppContext, u: usize) -> JoshutoResult {
let movement = context
.tab_context_ref()
.curr_tab_ref()
.parent_list_ref()
.and_then(|list| list.get_index().map(|idx| idx + u));
if let Some(s) = movement {
parent_cursor_move(context, s)?;
}
Ok(())
}
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