cosmic-files/src/operation.rs
2024-02-27 09:58:22 -07:00

73 lines
2.4 KiB
Rust

use cosmic::iced::futures::{channel::mpsc, SinkExt};
use std::path::PathBuf;
use crate::app::Message;
fn err_str<T: ToString>(err: T) -> String {
err.to_string()
}
#[derive(Clone, Debug, Eq, Hash, PartialEq)]
pub enum Operation {
/// Copy items
Copy { paths: Vec<PathBuf>, to: PathBuf },
/// Move items to the trash
Delete { paths: Vec<PathBuf> },
/// Move items
Move { paths: Vec<PathBuf>, to: PathBuf },
/// Restore a path from the trash
Restore { paths: Vec<trash::TrashItem> },
}
impl Operation {
/// Perform the operation
pub async fn perform(self, id: u64, msg_tx: &mut mpsc::Sender<Message>) -> Result<(), String> {
let _ = msg_tx.send(Message::PendingProgress(id, 0.0)).await;
//TODO: IF ERROR, RETURN AN Operation THAT CAN UNDO THE CURRENT STATE
//TODO: SAFELY HANDLE CANCEL
match self {
Self::Delete { paths } => {
let total = paths.len();
let mut count = 0;
for path in paths {
tokio::task::spawn_blocking(|| trash::delete(path))
.await
.map_err(err_str)?
.map_err(err_str)?;
count += 1;
let _ = msg_tx
.send(Message::PendingProgress(
id,
100.0 * (count as f32) / (total as f32),
))
.await;
}
}
Self::Restore { paths } => {
let total = paths.len();
let mut count = 0;
for path in paths {
tokio::task::spawn_blocking(|| trash::os_limited::restore_all([path]))
.await
.map_err(err_str)?
.map_err(err_str)?;
count += 1;
let _ = msg_tx
.send(Message::PendingProgress(
id,
100.0 * (count as f32) / (total as f32),
))
.await;
}
}
_ => {
return Err("not implemented".to_string());
}
}
let _ = msg_tx.send(Message::PendingProgress(id, 100.0)).await;
Ok(())
}
}