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use std::path;
use crate::context::JoshutoContext;
use crate::error::JoshutoResult;
use crate::history::DirectoryHistory;
use crate::tab::JoshutoTab;
use crate::util::load_child::LoadChild;
use crate::HOME_DIR;
use super::quit;
fn _tab_switch(new_index: usize, context: &mut JoshutoContext) -> std::io::Result<()> {
context.tab_context_mut().set_index(new_index);
let path = context.tab_context_ref().curr_tab_ref().pwd().to_path_buf();
std::env::set_current_dir(path.as_path())?;
let options = context.config_ref().sort_option.clone();
context
.tab_context_mut()
.curr_tab_mut()
.history_mut()
.create_or_soft_update(path.as_path(), &options)?;
Ok(())
}
pub fn tab_switch(offset: i32, context: &mut JoshutoContext) -> std::io::Result<()> {
let index = context.tab_context_ref().get_index();
let num_tabs = context.tab_context_ref().len();
let new_index = (index as i32 + num_tabs as i32 + offset) as usize % num_tabs;
_tab_switch(new_index, context)
}
pub fn new_tab(context: &mut JoshutoContext) -> JoshutoResult<()> {
/* start the new tab in $HOME or root */
let curr_path = match HOME_DIR.as_ref() {
Some(s) => s.clone(),
None => path::PathBuf::from("/"),
};
let tab = JoshutoTab::new(curr_path, &context.config_ref().sort_option)?;
context.tab_context_mut().push_tab(tab);
let new_index = context.tab_context_ref().len() - 1;
context.tab_context_mut().set_index(new_index);
_tab_switch(new_index, context)?;
LoadChild::load_child(context)?;
Ok(())
}
pub fn close_tab(context: &mut JoshutoContext) -> JoshutoResult<()> {
if context.tab_context_ref().len() <= 1 {
return quit::quit(context);
}
let mut tab_index = context.tab_context_ref().get_index();
let _ = context.tab_context_mut().pop_tab(tab_index);
let num_tabs = context.tab_context_ref().len();
if tab_index >= num_tabs {
tab_index = num_tabs - 1;
}
_tab_switch(tab_index, context)?;
Ok(())
}
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