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use std::io;
use std::io::Write;
use std::path::{Path, PathBuf};
use std::process::{Command, Stdio};
use crate::context::AppContext;
use crate::error::JoshutoResult;
use crate::ui::TuiBackend;
use super::change_directory::change_directory;
pub fn subdir_fzf(context: &mut AppContext, backend: &mut TuiBackend) -> JoshutoResult {
let fzf_default_command = std::env::var("FZF_DEFAULT_COMMAND")?;
backend.terminal_drop();
let fzf_default_command_output = {
let mut fzf_results = Command::new("bash")
.stdin(Stdio::piped())
.stdout(Stdio::piped())
.spawn()?;
if let Some(fzf_stdin) = fzf_results.stdin.as_mut() {
let mut writer = io::BufWriter::new(fzf_stdin);
writer.write_all(fzf_default_command.as_bytes())?;
}
fzf_results.wait_with_output()?
};
let mut fzf = Command::new("fzf")
.stdin(Stdio::piped())
.stdout(Stdio::piped())
.spawn()?;
if let Some(fzf_stdin) = fzf.stdin.as_mut() {
let mut writer = io::BufWriter::new(fzf_stdin);
writer.write_all(&fzf_default_command_output.stdout)?;
}
let fzf_output = fzf.wait_with_output();
match fzf_output {
Ok(output) if output.status.success() => {
if let Ok(selected) = std::str::from_utf8(&output.stdout) {
let path: PathBuf = PathBuf::from(selected);
fzf_change_dir(context, path.as_path())?;
}
}
_ => {}
}
backend.terminal_restore()?;
Ok(())
}
pub fn fzf_change_dir(context: &mut AppContext, path: &Path) -> JoshutoResult {
if path.is_dir() {
change_directory(context, path)?;
} else if let Some(parent) = path.parent() {
let file_name = path
.file_name()
.and_then(|name| name.to_str())
.unwrap()
.trim();
change_directory(context, parent)?;
let index = match context.tab_context_ref().curr_tab_ref().curr_list_ref() {
Some(curr_list) => curr_list
.iter()
.enumerate()
.find(|(_, e)| e.file_name() == file_name)
.map(|(i, _)| i),
None => None,
};
if let Some(index) = index {
let ui_context = context.ui_context_ref().clone();
let display_options = context.config_ref().display_options_ref().clone();
if let Some(curr_list) = context.tab_context_mut().curr_tab_mut().curr_list_mut() {
curr_list.set_index(Some(index), &ui_context, &display_options);
}
}
}
Ok(())
}
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