850 lines
40 KiB
Rust
850 lines
40 KiB
Rust
use client_network::{
|
|
ChunkNode, MerkleNode, MerkleTree, NetworkCommand, NetworkEvent, NodeHash,
|
|
big_or_chunk_to_file, generate_base_tree, node_hash_to_hex_string, remove_null_bytes,
|
|
};
|
|
use crossbeam_channel::{Receiver, Sender};
|
|
use egui::{
|
|
Align, CentralPanel, CollapsingHeader, Color32, Context, CornerRadius, Frame, Id, Layout,
|
|
ProgressBar, ScrollArea, SidePanel, Stroke, TopBottomPanel, Ui, ViewportCommand,
|
|
};
|
|
use std::collections::HashMap;
|
|
use std::collections::HashSet;
|
|
|
|
use std::fs::{OpenOptions, create_dir};
|
|
|
|
enum ServerStatus {
|
|
Loading,
|
|
NotConnected,
|
|
Connected,
|
|
ConnectedHandshake,
|
|
}
|
|
|
|
pub struct P2PClientApp {
|
|
remaining: std::time::Duration, // temps restant
|
|
last_update: std::time::Instant, // pour calculer delta
|
|
timer_started: bool,
|
|
network_cmd_tx: Sender<NetworkCommand>,
|
|
network_event_rx: Receiver<NetworkEvent>,
|
|
|
|
known_peers: Vec<(String, bool)>,
|
|
loading_peers: Vec<String>,
|
|
connect_address_input: String,
|
|
connected_address: String,
|
|
connect_name_input: String,
|
|
|
|
loaded_fs: HashMap<String, MerkleTree>,
|
|
shared_tree: MerkleTree,
|
|
|
|
// Current peer tree displayed
|
|
active_peer: Option<String>,
|
|
|
|
server_status: ServerStatus,
|
|
|
|
error_message: Option<(String, String)>, // Some(message) -> afficher, None -> rien
|
|
success_message: Option<(String, String)>, // Some(message) -> afficher, None -> rien
|
|
active_server: String,
|
|
|
|
current_downloading_file_map: MerkleTree,
|
|
remaining_chunks: HashSet<[u8; 32]>,
|
|
|
|
// total number of chunks expected for the current download (set when download starts)
|
|
current_total_chunks: Option<usize>,
|
|
|
|
// number of chunks received so far (count of removed remaining_chunks)
|
|
current_received_chunks: usize,
|
|
|
|
root_downloading_file: String,
|
|
show_network_window: bool,
|
|
show_choose_server_window: bool,
|
|
}
|
|
|
|
impl P2PClientApp {
|
|
pub fn new(cmd_tx: Sender<NetworkCommand>, event_rx: Receiver<NetworkEvent>) -> Self {
|
|
let loaded_fs = HashMap::new();
|
|
let current_downloading_file_map = MerkleTree::new(HashMap::new(), [0; 32]);
|
|
|
|
Self {
|
|
remaining: std::time::Duration::from_secs(0),
|
|
timer_started: false,
|
|
last_update: std::time::Instant::now(),
|
|
network_cmd_tx: cmd_tx,
|
|
network_event_rx: event_rx,
|
|
known_peers: Vec::new(),
|
|
loading_peers: Vec::new(),
|
|
connect_address_input: "https://jch.irif.fr:8443".to_string(),
|
|
connected_address: "".to_string(),
|
|
loaded_fs,
|
|
active_peer: None,
|
|
server_status: ServerStatus::NotConnected,
|
|
error_message: None,
|
|
success_message: None,
|
|
connect_name_input: "bob".to_string(),
|
|
active_server: "".to_string(),
|
|
shared_tree: generate_base_tree(),
|
|
current_downloading_file_map: current_downloading_file_map,
|
|
current_total_chunks: None,
|
|
current_received_chunks: 0,
|
|
root_downloading_file: "".to_string(),
|
|
remaining_chunks: HashSet::new(),
|
|
show_network_window: false,
|
|
show_choose_server_window: false,
|
|
}
|
|
}
|
|
pub fn show_error(&mut self, msg: impl Into<String>, peer_username: impl Into<String>) {
|
|
self.error_message = Some((msg.into(), peer_username.into()));
|
|
}
|
|
pub fn show_success(&mut self, msg: impl Into<String>, peer_username: impl Into<String>) {
|
|
self.success_message = Some((msg.into(), peer_username.into()));
|
|
}
|
|
pub fn clear_error(&mut self) {
|
|
self.error_message = None;
|
|
}
|
|
pub fn clear_success(&mut self) {
|
|
self.success_message = None;
|
|
}
|
|
|
|
fn set_current_total_chunks(&mut self, len: Option<usize>) {
|
|
self.current_total_chunks = len
|
|
}
|
|
|
|
fn set_current_received_chunks(&mut self, arg: usize) {
|
|
self.current_received_chunks = arg
|
|
}
|
|
}
|
|
|
|
impl eframe::App for P2PClientApp {
|
|
fn update(&mut self, ctx: &Context, _frame: &mut eframe::Frame) {
|
|
if matches!(self.server_status, ServerStatus::Connected) && !self.timer_started {
|
|
self.remaining = std::time::Duration::from_secs(30 * 60);
|
|
self.last_update = std::time::Instant::now();
|
|
self.timer_started = true;
|
|
}
|
|
|
|
let now = std::time::Instant::now();
|
|
let delta = now.saturating_duration_since(self.last_update);
|
|
self.last_update = now;
|
|
|
|
if matches!(self.server_status, ServerStatus::Connected)
|
|
&& self.remaining > std::time::Duration::ZERO
|
|
{
|
|
self.remaining = self.remaining.saturating_sub(delta);
|
|
}
|
|
|
|
while let Ok(event) = self.network_event_rx.try_recv() {
|
|
match event {
|
|
NetworkEvent::RootRequest(addr) => {
|
|
let root = self.shared_tree.root;
|
|
let _ = self
|
|
.network_cmd_tx
|
|
.send(NetworkCommand::SendRootReply(root.to_vec(), addr));
|
|
}
|
|
NetworkEvent::DatumRequest(node_hash, addr) => {
|
|
let hash: NodeHash = node_hash.try_into().expect("incorrect size");
|
|
let asked_datum = self.shared_tree.data.get(&hash);
|
|
match asked_datum {
|
|
Some(datum_found) => {
|
|
let _ = self.network_cmd_tx.send(NetworkCommand::SendDatum(
|
|
datum_found.clone(),
|
|
node_hash,
|
|
addr,
|
|
));
|
|
}
|
|
None => {
|
|
let _ = self
|
|
.network_cmd_tx
|
|
.send(NetworkCommand::SendNoDatum(node_hash.to_vec(), addr));
|
|
}
|
|
}
|
|
}
|
|
NetworkEvent::PeerListUpdated(peers) => {
|
|
self.known_peers = peers;
|
|
}
|
|
|
|
NetworkEvent::FileTreeReceived(node_hash, merklenode, ip) => {
|
|
match &self.active_peer {
|
|
Some(active_peer) => {
|
|
if let Some(maptree) = self.loaded_fs.get_mut(active_peer) {
|
|
maptree.data.insert(node_hash, merklenode.clone());
|
|
match merklenode {
|
|
MerkleNode::Directory(d) => {
|
|
for entry in d.entries {
|
|
let _ = self.network_cmd_tx.send(
|
|
NetworkCommand::GetChildren(
|
|
entry.content_hash,
|
|
ip.clone(),
|
|
false,
|
|
),
|
|
);
|
|
}
|
|
}
|
|
MerkleNode::BigDirectory(bigd) => {
|
|
for entry in bigd.children_hashes {
|
|
let _ = self.network_cmd_tx.send(
|
|
NetworkCommand::GetChildren(
|
|
entry,
|
|
ip.clone(),
|
|
false,
|
|
),
|
|
);
|
|
}
|
|
}
|
|
_ => {}
|
|
}
|
|
}
|
|
}
|
|
None => {}
|
|
}
|
|
}
|
|
NetworkEvent::FileTreeRootReceived(peer_id, root_hash) => {
|
|
if let Ok(chunknode) = ChunkNode::new(Vec::new()) {
|
|
let data_map: HashMap<NodeHash, MerkleNode> = HashMap::new();
|
|
//data_map.insert(root_hash, MerkleNode::Chunk(chunknode));
|
|
println!("len root: {}", data_map.len());
|
|
println!("node hash: {:?}", root_hash.to_vec());
|
|
let tree = MerkleTree {
|
|
data: data_map,
|
|
root: root_hash,
|
|
};
|
|
match &self.active_peer {
|
|
Some(activepeer) => {
|
|
self.loaded_fs.insert(activepeer.clone(), tree);
|
|
}
|
|
None => {}
|
|
}
|
|
|
|
println!("tree created");
|
|
}
|
|
}
|
|
NetworkEvent::Connected(ip) => {
|
|
self.server_status = ServerStatus::Connected;
|
|
self.connected_address = ip.clone();
|
|
self.show_choose_server_window = true;
|
|
let _ = self.network_cmd_tx.send(NetworkCommand::FetchPeerList(
|
|
self.connected_address.clone(),
|
|
));
|
|
}
|
|
NetworkEvent::ConnectedHandshake() => {
|
|
self.server_status = ServerStatus::ConnectedHandshake;
|
|
}
|
|
NetworkEvent::Disconnected() => {
|
|
self.active_server = "".to_string();
|
|
self.connected_address = "".to_string();
|
|
self.known_peers.clear();
|
|
self.server_status = ServerStatus::NotConnected;
|
|
}
|
|
NetworkEvent::Error(err, peer_username) => {
|
|
self.loading_peers.retain(|s| s != peer_username.as_str());
|
|
self.show_error(err, peer_username);
|
|
}
|
|
NetworkEvent::InitDownload(hash, ip, name) => {
|
|
if let Some(addr) = &self.active_peer {
|
|
if let Some(roottree) = self.loaded_fs.get(addr) {
|
|
if let Some(root) = roottree.data.get(&hash) {
|
|
self.root_downloading_file = name;
|
|
let _ = self
|
|
.current_downloading_file_map
|
|
.data
|
|
.insert(hash, root.clone());
|
|
let _ = self
|
|
.network_cmd_tx
|
|
.send(NetworkCommand::GetChildren(hash, ip, true));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
NetworkEvent::DataReceived(hash, merkle_node, ip) => {
|
|
let _ = self
|
|
.current_downloading_file_map
|
|
.data
|
|
.insert(hash, merkle_node.clone());
|
|
|
|
println!("merkle:{}", merkle_node.get_type_byte());
|
|
match merkle_node {
|
|
MerkleNode::Big(bigfile) => {
|
|
for entry in bigfile.children_hashes {
|
|
println!("entry: {:?}", entry);
|
|
let _ = self.network_cmd_tx.send(NetworkCommand::GetChildren(
|
|
entry,
|
|
ip.clone(),
|
|
true,
|
|
));
|
|
self.remaining_chunks.insert(entry);
|
|
self.current_total_chunks = Some(self.remaining_chunks.len());
|
|
}
|
|
self.remaining_chunks.remove(&hash);
|
|
}
|
|
MerkleNode::Chunk(_) => {
|
|
self.remaining_chunks.remove(&hash);
|
|
}
|
|
_ => {}
|
|
}
|
|
|
|
if let Some(total) = self.current_total_chunks {
|
|
// recompute received (safer than incrementing)
|
|
let received = total.saturating_sub(self.remaining_chunks.len());
|
|
self.current_received_chunks = received;
|
|
}
|
|
|
|
if self.remaining_chunks.is_empty() {
|
|
self.current_total_chunks = None;
|
|
self.current_received_chunks = 0;
|
|
println!("bigfile téléchargé");
|
|
}
|
|
}
|
|
NetworkEvent::Success(msg, peer_username) => {
|
|
self.loading_peers.retain(|s| s != peer_username.as_str());
|
|
self.show_success(msg, peer_username);
|
|
}
|
|
NetworkEvent::HandshakeFailed() => {}
|
|
NetworkEvent::ServerHandshakeFailed(err) => {
|
|
self.active_server = "".to_string();
|
|
self.server_status = ServerStatus::NotConnected;
|
|
let err_msg = format!("Failed to connect to the server: {}", err);
|
|
self.show_error(err_msg, "");
|
|
match self.network_cmd_tx.send(NetworkCommand::ResetServerPeer()) {
|
|
Ok(_) => {}
|
|
Err(err) => {
|
|
println!("GUI Error : {}", err.to_string());
|
|
}
|
|
};
|
|
}
|
|
}
|
|
}
|
|
|
|
if self.show_choose_server_window {
|
|
let full_rect = ctx.input(|i| i.content_rect());
|
|
let modal_size = egui::vec2(400.0, 160.0);
|
|
|
|
egui::Area::new(Id::new("modal_blocker_bg"))
|
|
.order(egui::Order::Background)
|
|
.show(ctx, |ui| {
|
|
let painter = ui.painter();
|
|
painter.rect_filled(full_rect, 0.0, egui::Color32::from_black_alpha(160));
|
|
|
|
let sense = egui::Sense::click_and_drag();
|
|
ui.allocate_exact_size(full_rect.size(), sense);
|
|
});
|
|
egui::Window::new("Choose the server")
|
|
.resizable(false)
|
|
.collapsible(false)
|
|
.title_bar(true)
|
|
.anchor(egui::Align2::CENTER_CENTER, egui::Vec2::ZERO)
|
|
.fixed_size(modal_size)
|
|
.show(ctx, |ui| {
|
|
ScrollArea::vertical()
|
|
.auto_shrink([false; 2])
|
|
.show(ui, |ui| {
|
|
ui.style_mut().visuals.widgets.inactive.bg_fill =
|
|
ui.style().visuals.widgets.inactive.bg_fill; // no-op to get mutable borrow
|
|
if self.known_peers.is_empty() {
|
|
ui.add_space(10.0);
|
|
ui.label("No active peers.");
|
|
} else {
|
|
for peer in &self.known_peers {
|
|
let is_active =
|
|
self.active_peer.as_ref().map_or(false, |id| id == &peer.0); // if peer.id == self.active_peer_id
|
|
|
|
// place spinner to the right of the label
|
|
ui.horizontal(|ui| {
|
|
// Use same width for the label widget as the selectable we already created:
|
|
// Recreate selectable inline so both label and spinner share the same row.
|
|
let resp = if &self.active_server == &peer.0 {
|
|
// draw with frame inline
|
|
let frame = Frame {
|
|
fill: Color32::DARK_BLUE,
|
|
stroke: Stroke::default(),
|
|
corner_radius: CornerRadius::from(0.5),
|
|
..Default::default()
|
|
};
|
|
frame
|
|
.show(ui, |ui| {
|
|
ui.selectable_label(
|
|
is_active,
|
|
format!("{}", peer.0),
|
|
)
|
|
})
|
|
.inner
|
|
} else {
|
|
ui.selectable_label(is_active, format!("{}", peer.0))
|
|
};
|
|
|
|
ui.add_space(4.0); // small gap
|
|
|
|
// use resp (click handling etc.)
|
|
if resp.clicked() {
|
|
self.active_server = peer.0.to_string();
|
|
match self.network_cmd_tx.send(
|
|
NetworkCommand::ServerHandshake(
|
|
peer.0.to_string(),
|
|
self.connected_address.clone(),
|
|
),
|
|
) {
|
|
Ok(_) => {}
|
|
Err(e) => {
|
|
println!("GUI Error : {}", e.to_string());
|
|
}
|
|
};
|
|
ui.close();
|
|
self.show_choose_server_window = false;
|
|
}
|
|
});
|
|
}
|
|
}
|
|
});
|
|
});
|
|
}
|
|
|
|
// 2. Menu Bar
|
|
TopBottomPanel::top("top_panel").show(ctx, |ui| {
|
|
egui::MenuBar::new().ui(ui, |ui| {
|
|
ui.menu_button("File", |ui| {
|
|
if ui.button("Settings").clicked() {}
|
|
|
|
if ui.button("Quit").clicked() {
|
|
ctx.send_viewport_cmd(ViewportCommand::Close);
|
|
}
|
|
});
|
|
|
|
if ui.button("Network").clicked() {
|
|
self.show_network_window = true;
|
|
}
|
|
|
|
if self.show_network_window {
|
|
match self.server_status {
|
|
ServerStatus::Connected | ServerStatus::ConnectedHandshake => {
|
|
let desired = egui::vec2(300.0, 0.0); // width 300, auto-height if 0
|
|
ui.set_min_size(desired);
|
|
ui.vertical(|ui| {
|
|
if ui.button("Disconnect").clicked() {
|
|
println!("Disconnecting...");
|
|
let _ = self.network_cmd_tx.send(NetworkCommand::Disconnect());
|
|
self.server_status = ServerStatus::NotConnected;
|
|
self.remaining = std::time::Duration::from_secs(0);
|
|
self.timer_started = false;
|
|
self.show_network_window = false;
|
|
}
|
|
});
|
|
}
|
|
ServerStatus::NotConnected => {
|
|
egui::Window::new("Network")
|
|
.resizable(false)
|
|
.show(ctx, |ui| {
|
|
ui.horizontal(|ui| {
|
|
ui.label("Server IP:");
|
|
ui.text_edit_singleline(&mut self.connect_address_input);
|
|
});
|
|
ui.horizontal(|ui| {
|
|
ui.label("Name:");
|
|
ui.text_edit_singleline(&mut self.connect_name_input);
|
|
});
|
|
if ui.button("Connect").clicked() {
|
|
let addr = self.connect_address_input.clone();
|
|
let name = self.connect_name_input.clone();
|
|
let _ = self.network_cmd_tx.send(
|
|
NetworkCommand::ConnectToServerPut(
|
|
addr,
|
|
name.to_string(),
|
|
),
|
|
);
|
|
self.server_status = ServerStatus::Loading;
|
|
ui.close();
|
|
self.show_network_window = false;
|
|
self.loaded_fs
|
|
.insert(name.to_string(), self.shared_tree.clone());
|
|
}
|
|
});
|
|
}
|
|
_ => {}
|
|
}
|
|
}
|
|
});
|
|
});
|
|
|
|
TopBottomPanel::bottom("bottom_panel").show(ctx, |ui| {
|
|
ui.horizontal(|ui| {
|
|
match self.server_status {
|
|
ServerStatus::Loading => ui.spinner(),
|
|
ServerStatus::Connected => ui.label("Registered but no server peer chosen..."),
|
|
ServerStatus::NotConnected => ui.label("No connection.."),
|
|
ServerStatus::ConnectedHandshake => ui.label("📡"),
|
|
};
|
|
|
|
ui.add_space(8.0); // small gap
|
|
|
|
// desired progress bar width
|
|
let bar_width = 220.0f32;
|
|
// push it to the right by adding space equal to remaining width minus bar width
|
|
let push = (ui.available_width() - bar_width).max(0.0);
|
|
ui.add_space(push);
|
|
|
|
if let Some(total) = self.current_total_chunks {
|
|
let received = self.current_received_chunks;
|
|
let frac = if total == 0 {
|
|
1.0
|
|
} else {
|
|
received as f32 / total as f32
|
|
};
|
|
|
|
ui.add(
|
|
ProgressBar::new(frac)
|
|
.show_percentage()
|
|
.animate(true)
|
|
.desired_height(10.0),
|
|
);
|
|
}
|
|
});
|
|
});
|
|
|
|
SidePanel::right("right_panel")
|
|
.resizable(false)
|
|
.min_width(180.0)
|
|
.show(ctx, |ui| {
|
|
ui.horizontal(|ui| {
|
|
ui.heading("🌐 Known Peers");
|
|
ui.add_space(20.0);
|
|
if ui.button("🔄").clicked() {
|
|
println!("addr:{}", self.connected_address.clone());
|
|
let res = self.network_cmd_tx.send(NetworkCommand::FetchPeerList(
|
|
self.connected_address.clone(),
|
|
));
|
|
if let Some(error) = res.err() {
|
|
println!(
|
|
"[GUI] Error while sending crossbeam message to Network: {}",
|
|
error.to_string()
|
|
);
|
|
}
|
|
if let Some(active_peer) = &self.active_peer {
|
|
if let Some(tree) = self.loaded_fs.get(active_peer) {
|
|
println!("{}", tree.data.len());
|
|
}
|
|
}
|
|
}
|
|
});
|
|
|
|
ui.separator();
|
|
ScrollArea::vertical()
|
|
.auto_shrink([false; 2])
|
|
.show(ui, |ui| {
|
|
ui.style_mut().visuals.widgets.inactive.bg_fill =
|
|
ui.style().visuals.widgets.inactive.bg_fill; // no-op to get mutable borrow
|
|
if self.known_peers.is_empty() {
|
|
ui.add_space(10.0);
|
|
ui.label("No active peers.");
|
|
} else {
|
|
for peer in &self.known_peers {
|
|
let is_active =
|
|
self.active_peer.as_ref().map_or(false, |id| id == &peer.0); // if peer.id == self.active_peer_id
|
|
//
|
|
if peer.0.eq(&self.connect_name_input) {
|
|
ui.horizontal(|ui| {
|
|
let resp = ui.selectable_label(
|
|
is_active,
|
|
format!("{} (you)", peer.0),
|
|
);
|
|
|
|
if resp.clicked() {
|
|
self.active_peer = Some(peer.0.clone());
|
|
}
|
|
});
|
|
} else {
|
|
// place spinner to the right of the label
|
|
ui.horizontal(|ui| {
|
|
let resp = if &self.active_server == &peer.0 {
|
|
let frame = Frame {
|
|
fill: Color32::DARK_BLUE,
|
|
stroke: Stroke::default(),
|
|
corner_radius: CornerRadius::from(0.5),
|
|
..Default::default()
|
|
};
|
|
frame
|
|
.show(ui, |ui| {
|
|
ui.selectable_label(
|
|
is_active,
|
|
format!("{}", peer.0),
|
|
)
|
|
})
|
|
.inner
|
|
} else {
|
|
ui.selectable_label(is_active, format!("{}", peer.0))
|
|
};
|
|
|
|
ui.add_space(4.0); // small gap
|
|
|
|
if self.loading_peers.contains(&peer.0) {
|
|
ui.with_layout(
|
|
Layout::right_to_left(Align::Center),
|
|
|ui| {
|
|
ui.spinner();
|
|
},
|
|
);
|
|
}
|
|
|
|
if resp.clicked() {
|
|
self.active_peer = Some(peer.0.clone());
|
|
// Request root content if not loaded
|
|
if !self
|
|
.loaded_fs
|
|
.contains_key(self.active_peer.as_ref().unwrap())
|
|
{
|
|
//todo!();
|
|
let _ = self.network_cmd_tx.send(
|
|
NetworkCommand::Discover(
|
|
peer.0.clone(),
|
|
"root".to_string(),
|
|
self.connected_address.clone(),
|
|
),
|
|
);
|
|
}
|
|
}
|
|
resp.context_menu(|ui| {
|
|
match self.server_status {
|
|
ServerStatus::Connected => {
|
|
if ui
|
|
.button("Utiliser le peer en tant que serveur")
|
|
.clicked()
|
|
{
|
|
self.active_server = peer.0.to_string();
|
|
match self.network_cmd_tx.send(
|
|
NetworkCommand::ServerHandshake(
|
|
peer.0.to_string(),
|
|
self.connected_address.clone(),
|
|
),
|
|
) {
|
|
Ok(_) => {}
|
|
Err(e) => {
|
|
println!("GUI Error : {}", e.to_string());
|
|
},
|
|
};
|
|
}
|
|
}
|
|
_ => {}
|
|
}
|
|
if ui.button("Send Ping").clicked() {
|
|
let res = self.network_cmd_tx.send(NetworkCommand::Ping(
|
|
peer.0.to_string(),
|
|
self.connected_address.clone(),
|
|
));
|
|
|
|
self.loading_peers.push(peer.0.to_owned());
|
|
}
|
|
if ui.button("Send Nat Traversal Request").clicked() {
|
|
match self.network_cmd_tx.send(
|
|
NetworkCommand::NatTraversal(
|
|
peer.0.to_string(),
|
|
self.connected_address.clone(),
|
|
),
|
|
) {
|
|
Ok(_) => {
|
|
print!(
|
|
"[+] successfully sent nat traversal request"
|
|
)
|
|
}
|
|
Err(_) => {
|
|
print!("[-] failed to send nat traversal request")
|
|
}
|
|
}
|
|
}
|
|
if ui.button("Infos").clicked() {
|
|
// action 3
|
|
ui.close();
|
|
}
|
|
|
|
// ... autres boutons
|
|
});
|
|
});
|
|
}
|
|
}
|
|
}
|
|
});
|
|
});
|
|
|
|
CentralPanel::default().show(ctx, |ui| {
|
|
ui.heading({
|
|
if let Some(peer) = &self.active_peer {
|
|
format!("📂 {}'s tree", peer)
|
|
} else {
|
|
"📂 p2p-merkel client".to_string()
|
|
}
|
|
});
|
|
ui.separator();
|
|
|
|
if let Some(active_peer) = &self.active_peer {
|
|
if let Some(tree) = self.loaded_fs.clone().get(active_peer) {
|
|
ScrollArea::vertical().show(ui, |ui| {
|
|
// Start drawing the tree from the root hash
|
|
self.draw_file_tree(ui, tree);
|
|
});
|
|
} else {
|
|
ui.horizontal(|ui| {
|
|
ui.label(format!("Loading root for peer: {}", active_peer));
|
|
ui.add_space(8.0);
|
|
ui.spinner(); // or conditional: if is_loading { ui.spinner(); }
|
|
});
|
|
}
|
|
} else {
|
|
ui.label("Connect to a peer to view a file tree.");
|
|
}
|
|
|
|
ui.separator();
|
|
ui.add_space(5.0);
|
|
// This is now safe because draw_file_tree only takes an immutable borrow
|
|
// ui.label(format!("Status: {}", self.status_message));
|
|
});
|
|
|
|
if let Some(msg) = &self.error_message {
|
|
let msg = msg.clone();
|
|
egui::Window::new("Error")
|
|
.collapsible(false)
|
|
.resizable(false)
|
|
.anchor(egui::Align2::CENTER_CENTER, [0.0, 0.0])
|
|
.show(ctx, |ui| {
|
|
ui.label(&msg.1);
|
|
ui.label(&msg.0);
|
|
if ui.button("OK").clicked() {
|
|
self.clear_error();
|
|
}
|
|
});
|
|
ctx.request_repaint();
|
|
}
|
|
if let Some(msg) = &self.success_message {
|
|
let msg = msg.clone();
|
|
egui::Window::new("Success")
|
|
.collapsible(false)
|
|
.resizable(false)
|
|
.anchor(egui::Align2::CENTER_CENTER, [0.0, 0.0])
|
|
.show(ctx, |ui| {
|
|
ui.label(&msg.1);
|
|
ui.label(&msg.0);
|
|
if ui.button("OK").clicked() {
|
|
self.clear_success();
|
|
}
|
|
});
|
|
ctx.request_repaint();
|
|
}
|
|
|
|
ctx.request_repaint_after(std::time::Duration::from_millis(10));
|
|
}
|
|
}
|
|
|
|
// --- Helper for Drawing the Recursive File Tree ---
|
|
|
|
impl P2PClientApp {
|
|
fn draw_file_tree(&mut self, ui: &mut Ui, tree: &MerkleTree) {
|
|
assert!(self.active_peer.is_some());
|
|
assert!(
|
|
self.loaded_fs
|
|
.get(&self.active_peer.clone().unwrap())
|
|
.is_some()
|
|
);
|
|
let root = tree.root;
|
|
CollapsingHeader::new(format!("📁 root"))
|
|
.default_open(true)
|
|
.enabled(true)
|
|
.show(ui, |ui| {
|
|
self.draw_file_node(ui, root, tree, 0, None);
|
|
});
|
|
}
|
|
|
|
fn draw_file_node(
|
|
&mut self,
|
|
ui: &mut Ui,
|
|
to_draw: NodeHash,
|
|
tree: &MerkleTree,
|
|
depth: usize,
|
|
filename: Option<[u8; 32]>,
|
|
) {
|
|
if depth >= 32 {
|
|
return;
|
|
}
|
|
if let Some(current) = tree.data.get(&to_draw) {
|
|
let name = {
|
|
if filename.is_some() {
|
|
String::from_utf8(filename.unwrap().to_vec()).expect("err")
|
|
} else {
|
|
node_hash_to_hex_string(&to_draw)
|
|
}
|
|
};
|
|
|
|
match current {
|
|
MerkleNode::Chunk(node) => {
|
|
if ui
|
|
.selectable_label(false, format!("📄 (C) {}...", name))
|
|
.on_hover_text("Click to request file chunks...")
|
|
.clicked()
|
|
{
|
|
match create_dir("./Download/") {
|
|
Ok(_) => println!("Directory created successfully!"),
|
|
Err(e) => println!("Failed to create directory: {}", e),
|
|
}
|
|
|
|
let new_name = format!("./Download/{}", name);
|
|
|
|
let sani = remove_null_bytes(&new_name);
|
|
|
|
println!("sani:{}", sani);
|
|
|
|
let mut file = OpenOptions::new()
|
|
.append(true)
|
|
.create(true)
|
|
.open(sani)
|
|
.unwrap();
|
|
|
|
big_or_chunk_to_file(tree, &MerkleNode::Chunk(node.clone()), &mut file);
|
|
|
|
// if let Some(peer_id) = active_peer_id.clone() {
|
|
// let _ = self.network_cmd_tx.send(NetworkCommand::RequestChunk(peer_id, entry_hash.clone()));
|
|
// // self.status_message = format!("Requested file chunks for: {}...", &entry_hash[..8]);
|
|
// }
|
|
// todo!();
|
|
}
|
|
}
|
|
MerkleNode::Directory(node) => {
|
|
CollapsingHeader::new(format!("📁 (D) {}", name))
|
|
.default_open(false)
|
|
.enabled(true)
|
|
.show(ui, |ui| {
|
|
for entry in &node.entries {
|
|
self.draw_file_node(
|
|
ui,
|
|
entry.content_hash,
|
|
tree,
|
|
depth + 1,
|
|
Some(entry.filename.try_into().expect("incorrect size")),
|
|
);
|
|
}
|
|
});
|
|
}
|
|
MerkleNode::Big(node) => {
|
|
if ui
|
|
.selectable_label(false, format!("📄 (B) {}", name))
|
|
.on_hover_text("Click to request file chunks...")
|
|
.clicked()
|
|
{
|
|
if let Some(name) = filename {
|
|
if let Ok(nameb) = String::from_utf8(name.to_vec()) {
|
|
if let Some(addr) = &self.active_peer {
|
|
let _ = self.network_cmd_tx.send(NetworkCommand::InitDownload(
|
|
to_draw,
|
|
addr.clone(),
|
|
nameb,
|
|
));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
MerkleNode::BigDirectory(node) => {
|
|
CollapsingHeader::new(format!("📁 (BD) {}", name))
|
|
.default_open(false)
|
|
.enabled(true)
|
|
.show(ui, |ui| {
|
|
for child in &node.children_hashes {
|
|
self.draw_file_node(ui, child.clone(), tree, depth + 1, None);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|