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use std::path;
use crate::fs::JoshutoDirList;
use crate::history::{DirectoryHistory, JoshutoHistory};
use crate::util::display::DisplayOption;
pub struct JoshutoTab {
history: JoshutoHistory,
_cwd: path::PathBuf,
}
impl JoshutoTab {
pub fn new(cwd: path::PathBuf, options: &DisplayOption) -> std::io::Result<Self> {
let mut history = JoshutoHistory::new();
history.populate_to_root(cwd.as_path(), options)?;
Ok(Self { _cwd: cwd, history })
}
pub fn cwd(&self) -> &path::Path {
self._cwd.as_path()
}
pub fn set_cwd(&mut self, cwd: &path::Path) {
self._cwd = cwd.to_path_buf();
}
pub fn history_mut(&mut self) -> &mut JoshutoHistory {
&mut self.history
}
pub fn curr_list_ref(&self) -> Option<&JoshutoDirList> {
self.history.get(self.cwd())
}
pub fn parent_list_ref(&self) -> Option<&JoshutoDirList> {
let parent = self.cwd().parent()?;
self.history.get(parent)
}
pub fn child_list_ref(&self) -> Option<&JoshutoDirList> {
let curr_list = self.curr_list_ref()?;
let index = curr_list.index?;
let path = curr_list.contents[index].file_path();
self.history.get(path)
}
pub fn curr_list_mut(&mut self) -> Option<&mut JoshutoDirList> {
self.history.get_mut(self._cwd.as_path())
}
pub fn parent_list_mut(&mut self) -> Option<&mut JoshutoDirList> {
let parent = self._cwd.parent()?;
self.history.get_mut(parent)
}
pub fn child_list_mut(&mut self) -> Option<&mut JoshutoDirList> {
let child_path = {
let curr_list = self.curr_list_ref()?;
let index = curr_list.index?;
curr_list.contents[index].file_path().to_path_buf()
};
self.history.get_mut(child_path.as_path())
}
}
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