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use crate::context::JoshutoContext;
use crate::error::JoshutoResult;
use crate::history::DirectoryHistory;
use crate::ui::TuiBackend;
use std::path::PathBuf;
pub fn parent_cursor_move(new_index: usize, context: &mut JoshutoContext) -> JoshutoResult<()> {
let mut path: Option<PathBuf> = None;
let mut new_index = new_index;
{
let mut curr_tab = context.tab_context_mut().curr_tab_mut();
if let Some(curr_list) = curr_tab.parent_list_mut() {
if curr_list.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() {
curr_list.index = Some(new_index);
path = Some(entry.file_path().to_path_buf())
}
}
}
if let Some(path) = path.as_ref() {
curr_tab.set_pwd(path);
}
}
// get preview
if let Some(path) = path {
if path.is_dir() {
let sort_options = context.config_t.sort_option.clone();
context
.tab_context_mut()
.curr_tab_mut()
.history_mut()
.create_or_soft_update(path.as_path(), &sort_options)?;
}
}
Ok(())
}
pub fn parent_up(context: &mut JoshutoContext, u: usize) -> JoshutoResult<()> {
let movement = match context.tab_context_ref().curr_tab_ref().parent_list_ref() {
Some(list) => list.index.map(|idx| if idx > u { idx - u } else { 0 }),
None => None,
};
if let Some(s) = movement {
parent_cursor_move(s, context)?;
}
Ok(())
}
pub fn parent_down(context: &mut JoshutoContext, u: usize) -> JoshutoResult<()> {
let movement = match context.tab_context_ref().curr_tab_ref().parent_list_ref() {
Some(list) => list.index.map(|idx| idx + u),
None => None,
};
if let Some(s) = movement {
parent_cursor_move(s, context)?;
}
Ok(())
}
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