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use crate::context::JoshutoContext;
use crate::error::JoshutoResult;
use crate::ui::widgets::TuiTextField;
use crate::ui::TuiBackend;
use crate::util::unix;
use super::cursor_move;
#[derive(Clone, Debug)]
pub struct SetMode;
const LIBC_PERMISSION_VALS: [(libc::mode_t, char); 9] = [
(libc::S_IRUSR, 'r'),
(libc::S_IWUSR, 'w'),
(libc::S_IXUSR, 'x'),
(libc::S_IRGRP, 'r'),
(libc::S_IWGRP, 'w'),
(libc::S_IXGRP, 'x'),
(libc::S_IROTH, 'r'),
(libc::S_IWOTH, 'w'),
(libc::S_IXOTH, 'x'),
];
pub fn str_to_mode(s: &str) -> u32 {
let mut mode: u32 = 0;
for (i, ch) in s.chars().enumerate() {
if ch == LIBC_PERMISSION_VALS[i].1 {
let val: u32 = LIBC_PERMISSION_VALS[i].0 as u32;
mode |= val;
}
}
mode
}
pub fn set_mode(context: &mut JoshutoContext, backend: &mut TuiBackend) -> JoshutoResult<()> {
use std::os::unix::fs::PermissionsExt;
const PREFIX: &str = "set_mode ";
let entry = context
.tab_context_ref()
.curr_tab_ref()
.curr_list_ref()
.and_then(|x| x.curr_entry_ref());
let user_input = match entry {
Some(entry) => {
let mode = entry.metadata.permissions_ref().mode();
let mode_string = unix::stringify_mode(mode);
TuiTextField::default()
.prompt(":")
.prefix(PREFIX)
.suffix(&mode_string.as_str()[1..])
.get_input(backend, context)
}
None => None,
};
if let Some(s) = user_input {
if let Some(stripped) = s.strip_prefix(PREFIX) {
let s = stripped;
let mode = str_to_mode(s);
let entry = context
.tab_context_mut()
.curr_tab_mut()
.curr_list_mut()
.and_then(|x| x.curr_entry_mut())
.unwrap();
unix::set_mode(entry.file_path(), mode);
entry.metadata.permissions_mut().set_mode(mode);
cursor_move::down(context, 1)?;
}
}
Ok(())
}
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