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|
use crate::context::AppContext;
use crate::error::AppResult;
use crate::ui::AppBackend;
use std::process::{Command, Stdio};
use super::reload;
#[derive(Debug, Clone)]
pub enum SubprocessCallMode {
Interactive,
Spawn,
Capture,
}
pub fn current_filenames(context: &AppContext) -> Vec<&str> {
let mut result = Vec::new();
if let Some(curr_list) = context.tab_context_ref().curr_tab_ref().curr_list_ref() {
let mut i = 0;
curr_list
.iter_selected()
.map(|e| e.file_name())
.for_each(|file_name| {
result.push(file_name);
i += 1;
});
if i == 0 {
if let Some(entry) = curr_list.curr_entry_ref() {
result.push(entry.file_name());
}
}
}
result
}
fn execute_sub_process(
context: &mut AppContext,
words: &[String],
mode: SubprocessCallMode,
) -> std::io::Result<()> {
let mut command = Command::new(words[0].clone());
for word in words.iter().skip(1) {
match (*word).as_str() {
"%s" => {
current_filenames(context).into_iter().for_each(|x| {
command.arg(x);
});
}
"%p" => {
if let Some(curr_list) = context.tab_context_ref().curr_tab_ref().curr_list_ref() {
let mut i = 0;
curr_list
.iter_selected()
.map(|e| e.file_path())
.for_each(|file_path| {
command.arg(file_path);
i += 1;
});
if i == 0 {
if let Some(entry) = curr_list.curr_entry_ref() {
command.arg(entry.file_path());
}
}
}
}
s => {
command.arg(s);
}
};
}
match mode {
SubprocessCallMode::Interactive => {
let status = command.status();
match status {
Ok(status) => {
if status.code() == Some(0) {
Ok(())
} else {
Err(std::io::Error::new(
std::io::ErrorKind::Other,
format!("Command failed with {:?}", status),
))
}
}
Err(err) => Err(std::io::Error::new(
std::io::ErrorKind::Other,
format!("Shell execution failed: {:?}", err),
)),
}
}
SubprocessCallMode::Spawn => {
command
.stdout(Stdio::piped())
.stderr(Stdio::piped())
.spawn()?;
Ok(())
}
SubprocessCallMode::Capture => {
let output = command
.stdout(Stdio::piped())
.stderr(Stdio::piped())
.output()?;
if output.status.code() == Some(0) {
context.last_stdout = Some(String::from_utf8_lossy(&output.stdout).to_string());
Ok(())
} else {
Err(std::io::Error::new(
std::io::ErrorKind::Other,
format!("Command failed with {:?}", output.status),
))
}
}
}
}
/// Handler for Joshuto's `shell` and `spawn` commands.
pub fn sub_process(
context: &mut AppContext,
backend: &mut AppBackend,
words: &[String],
mode: SubprocessCallMode,
) -> AppResult {
match mode {
SubprocessCallMode::Interactive => {
// Joshuto needs to release the terminal when handing it over to some interactive
// shell command and restore it afterwards
backend.terminal_drop();
execute_sub_process(context, words, mode)?;
backend.terminal_restore()?;
let _ = reload::soft_reload_curr_tab(context);
context
.message_queue_mut()
.push_info(format!("Finished: {}", words.join(" ")));
}
SubprocessCallMode::Spawn => {
execute_sub_process(context, words, mode)?;
context
.message_queue_mut()
.push_info(format!("Spawned: {}", words.join(" ")));
}
SubprocessCallMode::Capture => {
execute_sub_process(context, words, mode)?;
let _ = reload::soft_reload_curr_tab(context);
}
};
Ok(())
}
|
