Implement progress notification and cancellation

This commit is contained in:
Jeremy Soller 2024-11-14 14:43:45 -07:00
parent 5c7cf52b25
commit 00ed3115cc
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GPG key ID: D02FD439211AF56F
4 changed files with 336 additions and 108 deletions

View file

@ -26,6 +26,11 @@ modified = Modified
trashed-on = Trashed
size = Size
# Progress footer
details = Details
dismiss = Dismiss message
operations-in-progress = {$count} actions in progress ({$percent}%)...
# Dialogs
## Compress Dialog
@ -126,6 +131,7 @@ try-again = Try again
username = Username
## Operations
cancelled = Cancelled
edit-history = Edit history
history = History
no-history = No items in history.
@ -135,7 +141,7 @@ complete = Complete
compressing = Compressing {$items} {$items ->
[one] item
*[other] items
} from "{$from}" to "{$to}"
} from "{$from}" to "{$to}" ({$percent}%)...
compressed = Compressed {$items} {$items ->
[one] item
*[other] items
@ -146,17 +152,17 @@ created = Created "{$name}" in "{$parent}"
copying = Copying {$items} {$items ->
[one] item
*[other] items
} from "{$from}" to "{$to}"
} from "{$from}" to "{$to}" ({$percent}%)...
copied = Copied {$items} {$items ->
[one] item
*[other] items
} from "{$from}" to "{$to}"
emptying-trash = Emptying {trash}
emptying-trash = Emptying {trash} ({$percent}%)...
emptied-trash = Emptied {trash}
extracting = Extracting {$items} {$items ->
[one] item
*[other] items
} from "{$from}" to "{$to}"
} from "{$from}" to "{$to}" ({$percent}%)...
extracted = Extracted {$items} {$items ->
[one] item
*[other] items
@ -166,7 +172,7 @@ set-executable-and-launched = Set "{$name}" as executable and launched
moving = Moving {$items} {$items ->
[one] item
*[other] items
} from "{$from}" to "{$to}"
} from "{$from}" to "{$to}" ({$percent}%)...
moved = Moved {$items} {$items ->
[one] item
*[other] items
@ -176,7 +182,7 @@ renamed = Renamed "{$from}" to "{$to}"
restoring = Restoring {$items} {$items ->
[one] item
*[other] items
} from {trash}
} from {trash} ({$percent})...
restored = Restored {$items} {$items ->
[one] item
*[other] items

View file

@ -48,7 +48,10 @@ use std::{
num::NonZeroU16,
path::PathBuf,
process,
sync::{Arc, Mutex},
sync::{
atomic::{AtomicBool, Ordering},
Arc, Mutex,
},
time::{self, Instant},
};
use tokio::sync::mpsc;
@ -306,7 +309,10 @@ pub enum Message {
OpenWithSelection(usize),
Paste(Option<Entity>),
PasteContents(PathBuf, ClipboardPaste),
PendingCancel(u64),
PendingCancelAll,
PendingComplete(u64),
PendingDismiss,
PendingError(u64, String),
PendingProgress(u64, f32),
Preview(Option<Entity>),
@ -516,9 +522,10 @@ pub struct App {
#[cfg(feature = "notify")]
notification_opt: Option<Arc<Mutex<notify_rust::NotificationHandle>>>,
pending_operation_id: u64,
pending_operations: BTreeMap<u64, (Operation, f32)>,
pending_operations: BTreeMap<u64, (Operation, f32, Arc<AtomicBool>)>,
progress_operations: usize,
complete_operations: BTreeMap<u64, Operation>,
failed_operations: BTreeMap<u64, (Operation, String)>,
failed_operations: BTreeMap<u64, (Operation, f32, String)>,
search_id: widget::Id,
#[cfg(feature = "wayland")]
surface_ids: HashMap<WlOutput, WindowId>,
@ -694,7 +701,11 @@ impl App {
fn operation(&mut self, operation: Operation) {
let id = self.pending_operation_id;
self.pending_operation_id += 1;
self.pending_operations.insert(id, (operation, 0.0));
if operation.show_progress_notification() {
self.progress_operations += 1;
}
self.pending_operations
.insert(id, (operation, 0.0, Arc::new(AtomicBool::new(false))));
}
fn remove_window(&mut self, id: &window::Id) {
@ -1209,12 +1220,20 @@ impl App {
if !self.pending_operations.is_empty() {
let mut section = widget::settings::section().title(fl!("pending"));
for (_id, (op, progress)) in self.pending_operations.iter().rev() {
for (id, (op, progress, _)) in self.pending_operations.iter().rev() {
section = section.add(widget::column::with_children(vec![
widget::text(op.pending_text()).into(),
widget::progress_bar(0.0..=100.0, *progress)
.height(progress_bar_height)
.into(),
widget::row::with_children(vec![
widget::progress_bar(0.0..=100.0, *progress)
.height(progress_bar_height)
.into(),
widget::button::icon(widget::icon::from_name("window-close-symbolic"))
.on_press(Message::PendingCancel(*id))
.padding(8)
.into(),
])
.align_y(Alignment::Center)
.into(),
widget::text(op.pending_text(*progress as i32)).into(),
]));
}
children.push(section.into());
@ -1222,9 +1241,9 @@ impl App {
if !self.failed_operations.is_empty() {
let mut section = widget::settings::section().title(fl!("failed"));
for (_id, (op, error)) in self.failed_operations.iter().rev() {
for (_id, (op, progress, error)) in self.failed_operations.iter().rev() {
section = section.add(widget::column::with_children(vec![
widget::text(op.pending_text()).into(),
widget::text(op.pending_text(*progress as i32)).into(),
widget::text(error).into(),
]));
}
@ -1395,6 +1414,7 @@ impl Application for App {
notification_opt: None,
pending_operation_id: 0,
pending_operations: BTreeMap::new(),
progress_operations: 0,
complete_operations: BTreeMap::new(),
failed_operations: BTreeMap::new(),
search_id: widget::Id::unique(),
@ -2313,10 +2333,20 @@ impl Application for App {
}
}
}
Message::PendingCancel(id) => {
if let Some((_, _, cancelled)) = self.pending_operations.get(&id) {
cancelled.store(true, Ordering::SeqCst);
}
}
Message::PendingCancelAll => {
for (_id, (_, _, cancelled)) in self.pending_operations.iter() {
cancelled.store(true, Ordering::SeqCst);
}
}
Message::PendingComplete(id) => {
let mut commands = Vec::with_capacity(3);
if let Some((op, _)) = self.pending_operations.remove(&id) {
if let Some((op, _, _)) = self.pending_operations.remove(&id) {
if let Some(description) = op.toast() {
if let Operation::Delete { ref paths } = op {
let paths: Arc<[PathBuf]> = Arc::from(paths.as_slice());
@ -2334,6 +2364,14 @@ impl Application for App {
}
self.complete_operations.insert(id, op);
}
// Close progress notification if all relavent operations are finished
if !self
.pending_operations
.iter()
.any(|(_id, (op, _, _))| op.show_progress_notification())
{
self.progress_operations = 0;
}
// Potentially show a notification
commands.push(self.update_notification());
// Manually rescan any trash tabs after any operation is completed
@ -2342,16 +2380,22 @@ impl Application for App {
commands.push(self.search());
return Task::batch(commands);
}
Message::PendingDismiss => {
self.progress_operations = 0;
}
Message::PendingError(id, err) => {
if let Some((op, _)) = self.pending_operations.remove(&id) {
self.failed_operations.insert(id, (op, err));
self.dialog_pages.push_back(DialogPage::FailedOperation(id));
if let Some((op, progress, cancelled)) = self.pending_operations.remove(&id) {
self.failed_operations.insert(id, (op, progress, err));
// Only show dialog if not cancelled
if !cancelled.load(Ordering::SeqCst) {
self.dialog_pages.push_back(DialogPage::FailedOperation(id));
}
}
// Manually rescan any trash tabs after any operation is completed
return self.rescan_trash();
}
Message::PendingProgress(id, new_progress) => {
if let Some((_, progress)) = self.pending_operations.get_mut(&id) {
if let Some((_, progress, _)) = self.pending_operations.get_mut(&id) {
*progress = new_progress;
}
return self.update_notification();
@ -3316,7 +3360,7 @@ impl Application for App {
),
DialogPage::FailedOperation(id) => {
//TODO: try next dialog page (making sure index is used by Dialog messages)?
let (operation, err) = self.failed_operations.get(id)?;
let (operation, _, err) = self.failed_operations.get(id)?;
//TODO: nice description of error
widget::dialog()
@ -3747,6 +3791,80 @@ impl Application for App {
Some(dialog.into())
}
fn footer(&self) -> Option<Element<Message>> {
if self.progress_operations == 0 {
return None;
}
let cosmic_theme::Spacing {
space_xxs,
space_xs,
space_s,
..
} = theme::active().cosmic().spacing;
let mut title = String::new();
let mut total_progress = 0.0;
let mut count = 0;
for (_id, (op, progress, _)) in self.pending_operations.iter() {
if op.show_progress_notification() {
if title.is_empty() {
title = op.pending_text(*progress as i32);
}
total_progress += progress;
count += 1;
}
}
while count < self.progress_operations {
total_progress += 100.0;
count += 1;
}
total_progress /= count as f32;
if count > 1 {
title = fl!(
"operations-in-progress",
count = count,
percent = (total_progress as i32)
);
}
//TODO: get height from theme?
let progress_bar_height = Length::Fixed(4.0);
let progress_bar =
widget::progress_bar(0.0..=100.0, total_progress).height(progress_bar_height);
let container = widget::layer_container(widget::column::with_children(vec![
widget::row::with_children(vec![
progress_bar.into(),
widget::button::icon(widget::icon::from_name("window-close-symbolic"))
.on_press(Message::PendingCancelAll)
.padding(8)
.into(),
])
.align_y(Alignment::Center)
.into(),
widget::text::body(title).into(),
widget::Space::with_height(space_s).into(),
widget::row::with_children(vec![
widget::button::link(fl!("details"))
.on_press(Message::ToggleContextPage(ContextPage::EditHistory))
.padding(0)
.trailing_icon(true)
.into(),
widget::horizontal_space().into(),
widget::button::standard(fl!("dismiss"))
.on_press(Message::PendingDismiss)
.into(),
])
.align_y(Alignment::Center)
.into(),
]))
.padding([space_xxs, space_xs])
.layer(cosmic_theme::Layer::Primary);
Some(container.into())
}
fn header_start(&self) -> Vec<Element<Self::Message>> {
vec![menu::menu_bar(
self.tab_model.active_data::<Tab>(),
@ -3759,14 +3877,6 @@ impl Application for App {
fn header_end(&self) -> Vec<Element<Self::Message>> {
let mut elements = Vec::with_capacity(2);
if !self.pending_operations.is_empty() {
elements.push(
widget::button::text(format!("{}", self.pending_operations.len()))
.on_press(Message::ToggleContextPage(ContextPage::EditHistory))
.into(),
);
}
if let Some(term) = self.search_get() {
if self.core.is_condensed() {
elements.push(
@ -4188,15 +4298,16 @@ impl Application for App {
}
}
for (id, (pending_operation, _)) in self.pending_operations.iter() {
for (id, (pending_operation, _, cancelled)) in self.pending_operations.iter() {
//TODO: use recipe?
let id = *id;
let pending_operation = pending_operation.clone();
let cancelled = cancelled.clone();
subscriptions.push(Subscription::run_with_id(
id,
stream::channel(16, move |msg_tx| async move {
let msg_tx = Arc::new(tokio::sync::Mutex::new(msg_tx));
match pending_operation.perform(id, &msg_tx).await {
match pending_operation.perform(id, &msg_tx, cancelled).await {
Ok(()) => {
let _ = msg_tx.lock().await.send(Message::PendingComplete(id)).await;
}

View file

@ -4,7 +4,10 @@ use std::{
fs,
io::{self, Read, Write},
path::{Path, PathBuf},
sync::Arc,
sync::{
atomic::{AtomicBool, Ordering},
Arc,
},
};
use tokio::sync::{mpsc, Mutex};
use walkdir::WalkDir;
@ -134,6 +137,7 @@ async fn copy_or_move(
moving: bool,
id: u64,
msg_tx: &Arc<Mutex<Sender<Message>>>,
cancelled: Arc<AtomicBool>,
) -> Result<(), String> {
let msg_tx = msg_tx.clone();
tokio::task::spawn_blocking(move || -> Result<(), String> {
@ -164,7 +168,7 @@ async fn copy_or_move(
})
.collect();
let mut context = Context::new();
let mut context = Context::new(cancelled);
{
let msg_tx = msg_tx.clone();
@ -308,38 +312,43 @@ fn paths_parent_name<'a>(paths: &'a Vec<PathBuf>) -> Cow<'a, str> {
}
impl Operation {
pub fn pending_text(&self) -> String {
pub fn pending_text(&self, percent: i32) -> String {
match self {
Self::Compress { paths, to, .. } => fl!(
"compressing",
items = paths.len(),
from = paths_parent_name(paths),
to = file_name(to)
to = file_name(to),
percent = percent
),
Self::Copy { paths, to } => fl!(
"copying",
items = paths.len(),
from = paths_parent_name(paths),
to = file_name(to)
to = file_name(to),
percent = percent
),
Self::Delete { paths } => fl!(
"moving",
items = paths.len(),
from = paths_parent_name(paths),
to = fl!("trash")
to = fl!("trash"),
percent = percent
),
Self::EmptyTrash => fl!("emptying-trash"),
Self::EmptyTrash => fl!("emptying-trash", percent = percent),
Self::Extract { paths, to } => fl!(
"extracting",
items = paths.len(),
from = paths_parent_name(paths),
to = file_name(to)
to = file_name(to),
percent = percent
),
Self::Move { paths, to } => fl!(
"moving",
items = paths.len(),
from = paths_parent_name(paths),
to = file_name(to)
to = file_name(to),
percent = percent
),
Self::NewFile { path } => fl!(
"creating",
@ -354,7 +363,7 @@ impl Operation {
Self::Rename { from, to } => {
fl!("renaming", from = file_name(from), to = file_name(to))
}
Self::Restore { paths } => fl!("restoring", items = paths.len()),
Self::Restore { paths } => fl!("restoring", items = paths.len(), percent = percent),
Self::SetExecutableAndLaunch { path } => {
fl!("setting-executable-and-launching", name = file_name(path))
}
@ -412,6 +421,23 @@ impl Operation {
}
}
pub fn show_progress_notification(&self) -> bool {
// Long running operations show a progress notification
match self {
Self::Compress { .. }
| Self::Copy { .. }
| Self::Delete { .. }
| Self::EmptyTrash
| Self::Extract { .. }
| Self::Move { .. }
| Self::Restore { .. } => true,
Self::NewFile { .. }
| Self::NewFolder { .. }
| Self::Rename { .. }
| Self::SetExecutableAndLaunch { .. } => false,
}
}
pub fn toast(&self) -> Option<String> {
match self {
Self::Compress { .. } => Some(self.completed_text()),
@ -427,6 +453,7 @@ impl Operation {
self,
id: u64,
msg_tx: &Arc<Mutex<Sender<Message>>>,
cancelled: Arc<AtomicBool>,
) -> Result<(), String> {
let _ = msg_tx
.lock()
@ -435,7 +462,6 @@ impl Operation {
.await;
//TODO: IF ERROR, RETURN AN Operation THAT CAN UNDO THE CURRENT STATE
//TODO: SAFELY HANDLE CANCEL
match self {
Self::Compress {
paths,
@ -471,6 +497,10 @@ impl Operation {
let total_paths = paths.len();
for (i, path) in paths.iter().enumerate() {
if cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled"));
}
executor::block_on(async {
let total_progress = (i as f32) / total_paths as f32;
let _ = msg_tx
@ -493,15 +523,16 @@ impl Operation {
}
ArchiveType::Zip => {
let mut archive = fs::File::create(&to)
.map(io::BufWriter::new)
.map(zip::ZipWriter::new)
.map_err(err_str)?;
//TODO: set unix_permissions per file?
let zip_options = zip::write::SimpleFileOptions::default();
let total_paths = paths.len();
let mut buffer = vec![0; 4 * 1024 * 1024];
for (i, path) in paths.iter().enumerate() {
if cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled"));
}
executor::block_on(async {
let total_progress = (i as f32) / total_paths as f32;
let _ = msg_tx
@ -511,21 +542,54 @@ impl Operation {
.await;
});
let mut zip_options = zip::write::SimpleFileOptions::default();
if let Some(relative_path) =
path.strip_prefix(relative_root).map_err(err_str)?.to_str()
{
if path.is_file() {
let mut file = fs::File::open(&path).map_err(err_str)?;
let metadata = file.metadata().map_err(err_str)?;
let total = metadata.len();
if total >= 4 * 1024 * 1024 * 1024 {
// The large file option must be enabled for files above 4 GiB
zip_options = zip_options.large_file(true);
}
#[cfg(unix)]
{
use std::os::unix::fs::MetadataExt;
let mode = metadata.mode();
zip_options = zip_options.unix_permissions(mode);
}
archive
.start_file(relative_path, zip_options)
.map_err(err_str)?;
let mut current = 0;
loop {
if cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled"));
}
let mut buffer = Vec::new();
let mut file = fs::File::open(&path)
.map(io::BufReader::new)
.map_err(err_str)?;
let count = file.read(&mut buffer).map_err(err_str)?;
if count == 0 {
break;
}
archive.write_all(&buffer[..count]).map_err(err_str)?;
current += count;
file.read_to_end(&mut buffer).map_err(err_str)?;
archive.write_all(&buffer).map_err(err_str)?;
executor::block_on(async {
let file_progress = current as f32 / total as f32;
let total_progress =
(i as f32 + file_progress) / total_paths as f32;
let _ = msg_tx
.lock()
.await
.send(Message::PendingProgress(
id,
100.0 * total_progress,
))
.await;
});
}
} else {
archive
.add_directory(relative_path, zip_options)
@ -545,26 +609,29 @@ impl Operation {
.map_err(err_str)?;
}
Self::Copy { paths, to } => {
copy_or_move(paths, to, false, id, msg_tx).await?;
copy_or_move(paths, to, false, id, msg_tx, cancelled).await?;
}
Self::Delete { paths } => {
let total = paths.len();
let mut count = 0;
for path in paths {
let items_opt = tokio::task::spawn_blocking(|| trash::delete(path))
.await
.map_err(err_str)?
.map_err(err_str)?;
//TODO: items_opt allows for easy restore
count += 1;
for (i, path) in paths.into_iter().enumerate() {
if cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled"));
}
let _ = msg_tx
.lock()
.await
.send(Message::PendingProgress(
id,
100.0 * (count as f32) / (total as f32),
100.0 * (i as f32) / (total as f32),
))
.await;
let _items_opt = tokio::task::spawn_blocking(|| trash::delete(path))
.await
.map_err(err_str)?
.map_err(err_str)?;
//TODO: items_opt allows for easy restore
}
}
Self::EmptyTrash => {
@ -578,25 +645,41 @@ impl Operation {
)
))]
{
tokio::task::spawn_blocking(|| {
let items = trash::os_limited::list()?;
trash::os_limited::purge_all(items)
let msg_tx = msg_tx.clone();
tokio::task::spawn_blocking(move || -> Result<(), String> {
let items = trash::os_limited::list().map_err(err_str)?;
let count = items.len();
for (i, item) in items.into_iter().enumerate() {
if cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled"));
}
executor::block_on(async {
let total_progress = i as f32 / count as f32;
let _ = msg_tx
.lock()
.await
.send(Message::PendingProgress(id, 100.0 * total_progress))
.await;
});
trash::os_limited::purge_all([item]).map_err(err_str)?;
}
Ok(())
})
.await
.map_err(err_str)?
.map_err(err_str)?;
.map_err(err_str)??;
}
let _ = msg_tx
.lock()
.await
.send(Message::PendingProgress(id, 100.0))
.await;
}
Self::Extract { paths, to } => {
let msg_tx = msg_tx.clone();
tokio::task::spawn_blocking(move || -> Result<(), String> {
let total_paths = paths.len();
for (i, path) in paths.iter().enumerate() {
if cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled"));
}
executor::block_on(async {
let total_progress = (i as f32) / total_paths as f32;
let _ = msg_tx
@ -618,6 +701,7 @@ impl Operation {
}
}
//TODO: support cancellation while extracting!
let mime = mime_for_path(&path);
match mime.essence_str() {
"application/gzip" | "application/x-compressed-tar" => {
@ -669,40 +753,37 @@ impl Operation {
.map_err(err_str)?;
}
Self::Move { paths, to } => {
copy_or_move(paths, to, true, id, msg_tx).await?;
copy_or_move(paths, to, true, id, msg_tx, cancelled).await?;
}
Self::NewFolder { path } => {
if cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled"));
}
tokio::task::spawn_blocking(|| fs::create_dir(path))
.await
.map_err(err_str)?
.map_err(err_str)?;
let _ = msg_tx
.lock()
.await
.send(Message::PendingProgress(id, 100.0))
.await;
}
Self::NewFile { path } => {
if cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled"));
}
tokio::task::spawn_blocking(|| fs::File::create(path))
.await
.map_err(err_str)?
.map_err(err_str)?;
let _ = msg_tx
.lock()
.await
.send(Message::PendingProgress(id, 100.0))
.await;
}
Self::Rename { from, to } => {
if cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled"));
}
tokio::task::spawn_blocking(|| fs::rename(from, to))
.await
.map_err(err_str)?
.map_err(err_str)?;
let _ = msg_tx
.lock()
.await
.send(Message::PendingProgress(id, 100.0))
.await;
}
#[cfg(target_os = "macos")]
Self::Restore { .. } => {
@ -712,49 +793,56 @@ impl Operation {
#[cfg(not(target_os = "macos"))]
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;
for (i, path) in paths.into_iter().enumerate() {
if cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled"));
}
let _ = msg_tx
.lock()
.await
.send(Message::PendingProgress(
id,
100.0 * (count as f32) / (total as f32),
100.0 * (i as f32) / (total as f32),
))
.await;
tokio::task::spawn_blocking(|| trash::os_limited::restore_all([path]))
.await
.map_err(err_str)?
.map_err(err_str)?;
}
}
Self::SetExecutableAndLaunch { path } => {
tokio::task::spawn_blocking(move || -> io::Result<()> {
tokio::task::spawn_blocking(move || -> Result<(), String> {
//TODO: what to do on non-Unix systems?
#[cfg(unix)]
{
use std::os::unix::fs::PermissionsExt;
let mut perms = fs::metadata(&path)?.permissions();
if cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled"));
}
let mut perms = fs::metadata(&path).map_err(err_str)?.permissions();
let current_mode = perms.mode();
let new_mode = current_mode | 0o111;
perms.set_mode(new_mode);
fs::set_permissions(&path, perms)?;
fs::set_permissions(&path, perms).map_err(err_str)?;
}
if cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled"));
}
let mut command = std::process::Command::new(path);
spawn_detached(&mut command)?;
spawn_detached(&mut command).map_err(err_str)?;
Ok(())
})
.await
.map_err(err_str)?
.map_err(err_str)?;
let _ = msg_tx
.lock()
.await
.send(Message::PendingProgress(id, 100.0))
.await;
}
}

View file

@ -4,22 +4,29 @@ use std::{
io::{Read, Write},
ops::ControlFlow,
path::PathBuf,
sync::{
atomic::{AtomicBool, Ordering},
Arc,
},
};
use walkdir::WalkDir;
use super::{copy_unique_path, ReplaceResult};
use crate::fl;
pub struct Context {
buf: Vec<u8>,
cancelled: Arc<AtomicBool>,
on_progress: Box<dyn Fn(&Op, &Progress) + 'static>,
on_replace: Box<dyn Fn(&Op) -> ReplaceResult + 'static>,
replace_result_opt: Option<ReplaceResult>,
}
impl Context {
pub fn new() -> Self {
pub fn new(cancelled: Arc<AtomicBool>) -> Self {
Self {
buf: vec![0; 4 * 1024 * 1024],
cancelled,
on_progress: Box::new(|_op, _progress| {}),
on_replace: Box::new(|_op| ReplaceResult::Cancel),
replace_result_opt: None,
@ -34,12 +41,20 @@ impl Context {
let mut ops = Vec::new();
let mut cleanup_ops = Vec::new();
for (from_parent, to_parent) in from_to_pairs {
if self.cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled"));
}
if from_parent == to_parent {
// Skip matching source and destination
continue;
}
for entry in WalkDir::new(&from_parent).into_iter() {
if self.cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled"));
}
let entry = entry.map_err(|err| {
format!("failed to walk directory {:?}: {}", from_parent, err)
})?;
@ -91,6 +106,10 @@ impl Context {
let total_ops = ops.len();
for (current_ops, mut op) in ops.into_iter().enumerate() {
if self.cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled"));
}
let progress = Progress {
current_ops,
total_ops,
@ -215,6 +234,10 @@ impl Op {
.open(&self.to)?;
to_file.set_permissions(metadata.permissions())?;
loop {
if ctx.cancelled.load(Ordering::SeqCst) {
return Err(fl!("cancelled").into());
}
let count = from_file.read(&mut ctx.buf)?;
if count == 0 {
break;