tidy

Reviewed-on: #5

client-gui/src/gui_app.rs

@@ -1,17 +1,16 @@
 use client_network::{
     ChunkNode, MerkleNode, MerkleTree, NetworkCommand, NetworkEvent, NodeHash,
-    big_or_chunk_to_file, filename_to_string, generate_base_tree, node_hash_to_hex_string,
+    big_or_chunk_to_file, generate_base_tree, node_hash_to_hex_string, remove_null_bytes,
-    node_to_file, remove_null_bytes,
 };
 use crossbeam_channel::{Receiver, Sender};
 use egui::{
-    Align, CentralPanel, CollapsingHeader, Color32, Context, CornerRadius, Frame, Layout, Response,
+    Align, CentralPanel, CollapsingHeader, Color32, Context, CornerRadius, Frame, Id, Layout,
-    ScrollArea, SidePanel, Stroke, TopBottomPanel, Ui, ViewportCommand,
+    ProgressBar, ScrollArea, SidePanel, Stroke, TopBottomPanel, Ui, ViewportCommand,
 };
+use std::collections::HashMap;
 use std::collections::HashSet;
-use std::{collections::HashMap, fmt::format, io::Seek};
 
-use std::fs::{File, OpenOptions, create_dir};
+use std::fs::{OpenOptions, create_dir};
 
 enum ServerStatus {
     Loading,
@@ -20,24 +19,18 @@ enum ServerStatus {
     ConnectedHandshake,
 }
 
-// --- Main Application Struct ---
 pub struct P2PClientApp {
     remaining: std::time::Duration,  // temps restant
     last_update: std::time::Instant, // pour calculer delta
-    timer_started: bool,
-    // Communication channels
     network_cmd_tx: Sender<NetworkCommand>,
     network_event_rx: Receiver<NetworkEvent>,
 
-    // GUI State
-    status_message: String,
     known_peers: Vec<(String, bool)>,
     loading_peers: Vec<String>,
     connect_address_input: String,
     connected_address: String,
     connect_name_input: String,
 
-    // Key: Parent Directory Hash (String), Value: List of children FileNode
     loaded_fs: HashMap<String, MerkleTree>,
     shared_tree: MerkleTree,
 
@@ -46,33 +39,34 @@ pub struct P2PClientApp {
 
     server_status: ServerStatus,
 
-    show_network_popup: bool, // gérer selon besoin
-
     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 (root_hash, tree_content) = MerkleNode::generate_base_tree();
+        let loaded_fs = HashMap::new();
-
+        let current_downloading_file_map = MerkleTree::new(HashMap::new(), [0; 32]);
-        let mut loaded_fs = HashMap::new();
-        let mut current_downloading_file_map = MerkleTree::new(HashMap::new(), [0; 32]);
-        //let tree = MerkleTree::new(tree_content, root_hash);
-        //loaded_fs.insert("bob".to_string(), tree);
 
         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,
-            status_message: "Client Initialized. Awaiting network status...".to_string(),
             known_peers: Vec::new(),
             loading_peers: Vec::new(),
             connect_address_input: "https://jch.irif.fr:8443".to_string(),
@@ -80,15 +74,18 @@ impl P2PClientApp {
             loaded_fs,
             active_peer: None,
             server_status: ServerStatus::NotConnected,
-            show_network_popup: false,
             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>) {
@@ -105,17 +102,13 @@ impl P2PClientApp {
     }
 }
 
-// --- eframe::App Trait Implementation ---
-
 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 {
+        if matches!(self.server_status, ServerStatus::Connected) {
             self.remaining = std::time::Duration::from_secs(30 * 60);
             self.last_update = std::time::Instant::now();
-            self.timer_started = true;
         }
 
-        // in update (every frame)
         let now = std::time::Instant::now();
         let delta = now.saturating_duration_since(self.last_update);
         self.last_update = now;
@@ -126,18 +119,8 @@ impl eframe::App for P2PClientApp {
             self.remaining = self.remaining.saturating_sub(delta);
         }
 
-        // 1. Process incoming Network Events
-        // We poll the channel and update the GUI state for every event received.
         while let Ok(event) = self.network_event_rx.try_recv() {
             match event {
-                NetworkEvent::PeerConnected(addr) => {
-                    todo!();
-
-                    self.status_message = format!("✅ Peer connected: {}", addr);
-                    if !self.known_peers.contains(&(addr, true)) {
-                        self.known_peers.push((addr, true));
-                    }
-                }
                 NetworkEvent::RootRequest(addr) => {
                     let root = self.shared_tree.root;
                     let _ = self
@@ -163,8 +146,6 @@ impl eframe::App for P2PClientApp {
                     }
                 }
                 NetworkEvent::PeerListUpdated(peers) => {
-                    //todo!();
-
                     self.known_peers = peers;
                 }
 
@@ -203,16 +184,8 @@ impl eframe::App for P2PClientApp {
                         None => {}
                     }
                 }
-                NetworkEvent::FileTreeRootReceived(peer_id, root_hash) => {
+                NetworkEvent::FileTreeRootReceived(_, root_hash) => {
-                    // todo!();
+                    if let Ok(_) = ChunkNode::new(Vec::new()) {
-
-                    /*self.status_message = format!(
-                        "🔄 Received Merkle Root from {}: {}",
-                        peer_id,
-                        &root_hash[..8]
-                    );*/
-
-                    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());
@@ -230,17 +203,11 @@ impl eframe::App for P2PClientApp {
 
                         println!("tree created");
                     }
-
-                    //self.active_peer_id = Some(peer_id.clone());
-
-                    // Request the content of the root directory immediately
-                    /*let _ = self
-                    .network_cmd_tx
-                    .send(NetworkCommand::RequestDirectoryContent(peer_id, root_hash));*/
                 }
                 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(),
                     ));
@@ -262,6 +229,7 @@ impl eframe::App for P2PClientApp {
                     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.current_downloading_file_map.root = hash;
                                 self.root_downloading_file = name;
                                 let _ = self
                                     .current_downloading_file_map
@@ -291,19 +259,32 @@ impl eframe::App for P2PClientApp {
                                     true,
                                 ));
                                 self.remaining_chunks.insert(entry);
+                                self.current_total_chunks = Some(self.remaining_chunks.len());
                             }
                             self.remaining_chunks.remove(&hash);
                         }
-                        MerkleNode::Chunk(chunk) => {
+                        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;
+                    }
+
+                    println!("remaining chunks size: {}", self.remaining_chunks.len());
+                    match create_dir("./Download/") {
+                        Ok(_) => println!("Directory created successfully!"),
+                        Err(e) => println!("Failed to create directory: {}", e),
+                    }
                     if self.remaining_chunks.is_empty() {
-                        /*let file = OpenOptions::new()
+                        let file = OpenOptions::new().append(true).create(true).open(
-                            .append(true)
+                            "./Download/".to_string()
-                            .create(true)
+                                + &remove_null_bytes(&self.root_downloading_file.clone()),
-                            .open(self.root_downloading_file.clone());
+                        );
 
                         if let Some(current) = self
                             .current_downloading_file_map
@@ -322,7 +303,13 @@ impl eframe::App for P2PClientApp {
                                     eprintln!("error creaation file: {}", e);
                                 }
                             }
-                        }*/
+                        } else {
+                            eprintln!("error root absent");
+                        }
+                        println!("bigfile téléchargé {}", self.root_downloading_file);
+
+                        self.current_total_chunks = None;
+                        self.current_received_chunks = 0;
                         println!("bigfile téléchargé");
                     }
                 }
@@ -336,93 +323,208 @@ impl eframe::App for P2PClientApp {
                     self.server_status = ServerStatus::NotConnected;
                     let err_msg = format!("Failed to connect to the server: {}", err);
                     self.show_error(err_msg, "");
-                    let res = self.network_cmd_tx.send(NetworkCommand::ResetServerPeer());
+                    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("Settings").clicked() {}
-                        //show settings
-                    }
 
                     if ui.button("Quit").clicked() {
-                        // Use ViewportCommand to request a close
                         ctx.send_viewport_cmd(ViewportCommand::Close);
                     }
                 });
 
-                ui.menu_button("Network", |ui| {
+                if ui.button("Network").clicked() {
+                    self.show_network_window = !self.show_network_window;
+                }
+
+                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
+                            egui::Window::new("Network")
-                            ui.set_min_size(desired);
+                                .resizable(false)
-                            ui.vertical(|ui| {
+                                .collapsible(false)
-                                if ui.button("Disconnect").clicked() {
+                                .title_bar(false)
-                                    println!("Disconnecting...");
+                                .show(ctx, |ui| {
-                                    let _ = self.network_cmd_tx.send(NetworkCommand::Disconnect());
+                                    let desired = egui::vec2(300.0, 0.0); // width 300, auto-height if 0
-                                    self.server_status = ServerStatus::NotConnected;
+                                    ui.set_min_size(desired);
-                                    self.remaining = std::time::Duration::from_secs(0);
+                                    ui.vertical(|ui| {
-                                    self.timer_started = false;
+                                        if ui.button("Disconnect").clicked() {
-                                    ui.close();
+                                            println!("Disconnecting...");
-                                }
+                                            let _ = self
-                            });
+                                                .network_cmd_tx
+                                                .send(NetworkCommand::Disconnect());
+                                            self.server_status = ServerStatus::NotConnected;
+                                            self.remaining = std::time::Duration::from_secs(0);
+                                            self.show_network_window = false;
+                                            self.loaded_fs.clear();
+                                            self.active_peer = None;
+                                        }
+                                    });
+                                });
                         }
                         ServerStatus::NotConnected => {
-                            let desired = egui::vec2(0.0, 0.0); // width 300, auto-height if 0
+                            egui::Window::new("Network")
-                            ui.set_min_size(desired);
+                                .resizable(false)
-                            ui.vertical(|ui| {
+                                .collapsible(false)
-                                ui.horizontal(|ui| {
+                                .title_bar(false)
-                                    ui.label("Server IP:");
+                                .show(ctx, |ui| {
-                                    ui.text_edit_singleline(&mut self.connect_address_input);
+                                    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());
+                                    }
                                 });
-                                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));
-                                    self.server_status = ServerStatus::Loading;
-                                    ui.close();
-                                }
-                            });
                         }
                         _ => {}
                     }
-                });
+                }
             });
         });
 
         TopBottomPanel::bottom("bottom_panel").show(ctx, |ui| {
             ui.horizontal(|ui| {
                 match self.server_status {
-                    ServerStatus::Loading => {
+                    ServerStatus::Loading => ui.spinner(),
-                        ui.spinner();
+                    ServerStatus::Connected => ui.label("Registered but no server peer chosen..."),
-                    }
+                    ServerStatus::NotConnected => ui.label("No connection.."),
-                    ServerStatus::Connected => {
+                    ServerStatus::ConnectedHandshake => ui.label("📡"),
-                        ui.label("Registered but no server peer chosen...");
+                };
-                    }
+
-                    ServerStatus::NotConnected => {
+                ui.add_space(8.0); // small gap
-                        ui.label("No connection..");
+
-                    }
+                // desired progress bar width
-                    ServerStatus::ConnectedHandshake => {
+                let bar_width = 220.0f32;
-                        let str = format!("📡");
+                // push it to the right by adding space equal to remaining width minus bar width
-                        ui.label(str);
+                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),
+                    );
                 }
-                ui.add_space(ui.available_width() - 30.0);
-                // formater mm:ss
-                let secs = self.remaining.as_secs();
-                let minutes = secs / 60;
-                let seconds = secs % 60;
-                ui.label(format!("{:02}:{:02}", minutes, seconds));
             });
         });
 
@@ -465,92 +567,69 @@ impl eframe::App for P2PClientApp {
                             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
-
+                                //
-                                let selectable: Response;
+                                if peer.0.eq(&self.connect_name_input) {
-                                // if &self.active_server == &peer.0 {
+                                    ui.horizontal(|ui| {
-                                //     // Create a frame with green background and render the selectable inside it.
+                                        let resp = ui.selectable_label(
-                                //     // Adjust rounding, padding and stroke as desired.
+                                            is_active,
-                                //     let frame = Frame {
+                                            format!("{} (you)", peer.0),
-                                //         fill: Color32::DARK_BLUE,
-                                //         stroke: Stroke::default(),
-                                //         corner_radius: CornerRadius::from(0.5),
-                                //         ..Default::default()
-                                //     };
-                                //     let internal = frame.show(ui, |ui| {
-                                //         // horizontal row: label on the left, spinner on the right
-                                //         ui.horizontal(|ui| {
-                                //             // let selectable label take remaining space
-                                //             ui.with_layout(Layout::left_to_right(Align::Center), |ui| {
-                                //                 ui.add_space(0.0); // ensure layout established
-                                //                 return ui.selectable_label(
-                                //                     is_active,
-                                //                     format!("{}", peer.0),
-                                //                 );
-                                //             })
-                                //             .inner // return Response from the inner closure if your egui version does so
-                                //         })
-                                //     });
-                                //     selectable = internal.inner.inner;
-                                // } else {
-                                //     selectable = ui.selectable_label(is_active, format!("{}", peer.0));
-                                // }
-
-                                // 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
-
-                                    if self.loading_peers.contains(&peer.0) {
-                                        // push spinner to right by expanding a spacer before it
-                                        ui.with_layout(
-                                            Layout::right_to_left(Align::Center),
-                                            |ui| {
-                                                ui.spinner();
-                                            },
                                         );
-                                    }
 
-                                    // use resp (click handling etc.)
+                                        if resp.clicked() {
-                                    if resp.clicked() {
+                                            self.active_peer = Some(peer.0.clone());
-                                        // switch to displaying this peer's tree
-                                        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| {
+                                } else {
-                                    // ... action
+                                    // 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
@@ -558,18 +637,23 @@ impl eframe::App for P2PClientApp {
                                                 .clicked()
                                             {
                                                 self.active_server = peer.0.to_string();
-                                                let res = self.network_cmd_tx.send(
+                                                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(
+                                        let _ = self.network_cmd_tx.send(NetworkCommand::Ping(
                                             peer.0.to_string(),
                                             self.connected_address.clone(),
                                         ));
@@ -600,75 +684,8 @@ impl eframe::App for P2PClientApp {
 
                                     // ... autres boutons
                                 });
-                                });
+                                    });
-
+                                }
-                                // if self.loading_peers.contains(&peer.0) {
-                                //     ui.spinner();
-                                // }
-
-                                //if selectable.clicked() {
-                                // switch to displaying this peer's tree
-                                //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(),
-                                //    ));
-                                //}
-                                //}
-                                //selectable.context_menu(|ui| {
-                                //    // ... action
-                                //    match self.server_status {
-                                //        ServerStatus::Connected => {
-                                //            if ui
-                                //                .button("Utiliser le peer en tant que serveur")
-                                //                .clicked()
-                                //            {
-                                //                self.active_server = peer.0.to_string();
-                                //                let res = self.network_cmd_tx.send(
-                                //                    NetworkCommand::ServerHandshake(
-                                //                        peer.0.to_string(),
-                                //                        self.connected_address.clone(),
-                                //                    ),
-                                //                );
-                                //            }
-                                //        }
-                                //        _ => {}
-                                //    }
-                                //    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
-                                //});
                             }
                         }
                     });
@@ -685,7 +702,7 @@ impl eframe::App for P2PClientApp {
             ui.separator();
 
             if let Some(active_peer) = &self.active_peer {
-                if let Some(tree) = self.loaded_fs.get(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);
@@ -745,7 +762,7 @@ impl eframe::App for P2PClientApp {
 // --- Helper for Drawing the Recursive File Tree ---
 
 impl P2PClientApp {
-    fn draw_file_tree(&self, ui: &mut Ui, tree: &MerkleTree) {
+    fn draw_file_tree(&mut self, ui: &mut Ui, tree: &MerkleTree) {
         assert!(self.active_peer.is_some());
         assert!(
             self.loaded_fs
@@ -762,7 +779,7 @@ impl P2PClientApp {
     }
 
     fn draw_file_node(
-        &self,
+        &mut self,
         ui: &mut Ui,
         to_draw: NodeHash,
         tree: &MerkleTree,
@@ -830,7 +847,7 @@ impl P2PClientApp {
                             }
                         });
                 }
-                MerkleNode::Big(node) => {
+                MerkleNode::Big(_) => {
                     if ui
                         .selectable_label(false, format!("📄 (B) {}", name))
                         .on_hover_text("Click to request file chunks...")

client-gui/src/main.rs

@@ -32,7 +32,7 @@ async fn main() -> eframe::Result<()> {
     eframe::run_native(
         "p2p-merkle client",
         options,
-        Box::new(|cc| {
+        Box::new(|_| {
             let app = P2PClientApp::new(network_cmd_tx, network_event_rx);
             Ok(Box::new(app))
         }),

client-network/src/cryptographic_signature.rs

@@ -1,11 +1,6 @@
-use std::io::Read;
-
 use bytes::Bytes;
 use p256::EncodedPoint;
-use p256::ecdsa::{
+use p256::ecdsa::{Signature, SigningKey, VerifyingKey, signature::Verifier};
-    Signature, SigningKey, VerifyingKey,
-    signature::{Signer, Verifier},
-};
 use rand_core::OsRng;
 use sha2::{Digest, Sha256};
 
@@ -37,15 +32,6 @@ impl CryptographicSignature {
     }
 }
 
-///
-/// returns a string representing the pub_key as a String
-///
-pub fn formatPubKey(crypto_pair: CryptographicSignature) -> String {
-    let encoded_point = crypto_pair.pub_key.to_encoded_point(false);
-    let pubkey_bytes = encoded_point.as_bytes();
-    hex::encode(pubkey_bytes)
-}
-
 pub async fn get_peer_key(username: &String) -> Result<VerifyingKey, reqwest::Error> {
     let client = reqwest::Client::new();
     let uri = format!("https://jch.irif.fr:8443/peers/{}/key", username);
@@ -126,34 +112,7 @@ pub fn sign_message(crypto_pair: &CryptographicSignature, message: &Vec<u8>) ->
             signed_message
         }
         Err(e) => {
-            panic!("error");
+            panic!("error : {}", e);
         }
     }
 }
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-    /*
-    ///
-    /// creates a cryptographic signature
-    ///
-    #[test]
-    fn creating_cryptographic_signature() {
-        let username = String::from("gamixtreize");
-        let crypto_pair = CryptographicSignature::new(username);
-        let formatted_pubkey = formatPubKey(crypto_pair);
-        println!("pubkey : {}", formatted_pubkey);
-    }*/
-
-    /*#[test]
-    fn signing_message() {
-        let username = String::from("gamixtreize");
-        let crypto_pair = CryptographicSignature::new(username.clone());
-        let handshake = HandshakeMessage::hello(0, 12, username);
-        let ser = handshake.serialize();
-        let signed_message = sign_message(&crypto_pair, &ser);
-        println!("unsigned_message: {:?}", ser);
-        println!("signed_message: {:?}", signed_message);
-    }*/
-}

client-network/src/data.rs

@@ -1,14 +1,9 @@
 use rand::{Rng, rng};
 use sha2::{Digest, Sha256};
 use std::collections::HashMap;
-use std::hash::{DefaultHasher, Hash, Hasher};
 
 use std::fs::{File, OpenOptions, create_dir};
-use std::io::{self, Write};
+use std::io::Write;
-
-use std::env;
-
-use crate::data;
 
 // --- Constants ---
 pub const MAX_CHUNK_DATA_SIZE: usize = 1024;
@@ -67,18 +62,12 @@ impl ChunkNode {
     pub fn new_random() -> Self {
         let mut rng = rand::rng();
 
-        // Determine a random length between 1 and MAX_CHUNK_DATA_SIZE (inclusive).
-        // Using +1 ensures the range is up to 1024.
         let random_len = rng.random_range(1..=MAX_CHUNK_DATA_SIZE);
 
-        // Initialize a vector with the random length
         let mut data = vec![0u8; random_len];
 
-        // Fill the vector with random bytes
         rng.fill(&mut data[..]);
 
-        // Since we generated the length based on MAX_CHUNK_DATA_SIZE,
-        // this is guaranteed to be valid and doesn't need to return a Result.
         ChunkNode { data }
     }
 }
@@ -193,17 +182,6 @@ fn hash(data: &[u8]) -> NodeHash {
     println!("root hash: {:?}", root_hash);
     let res: NodeHash = root_hash.try_into().expect("incorrect size");
     res
-    /*let mut hasher = DefaultHasher::new();
-    data.hash(&mut hasher);
-    let hash_u64 = hasher.finish();
-
-    let mut hash_array = [0u8; FILENAME_HASH_SIZE];
-    // Simple way to spread a 64-bit hash across 32 bytes for a unique-ish ID
-    for i in 0..8 {
-        hash_array[i] = (hash_u64 >> (i * 8)) as u8;
-    }
-    hash_array // The rest remains 0, satisfying the 32-byte requirement
-    */
 }
 
 fn generate_random_filename() -> [u8; FILENAME_HASH_SIZE] {
@@ -345,9 +323,9 @@ pub fn generate_base_tree() -> MerkleTree {
     let oscar_content = "oscar is the opponent".to_string().into_bytes();
 
     let mut children_nodes = Vec::new();
-    for i in 0..10 {
+    for _ in 0..10 {
         let mut i_nodes = Vec::new();
-        for j in 0..10 {
+        for _ in 0..10 {
             let node1 = MerkleNode::Chunk(ChunkNode::new(bob_content.clone()).unwrap());
             let hash = hash(&node1.serialize());
             i_nodes.push(hash);
@@ -368,14 +346,14 @@ pub fn generate_base_tree() -> MerkleTree {
     let node2 = MerkleNode::Chunk(ChunkNode::new(alice_content).unwrap());
     let hash2 = hash(&node2.serialize());
 
-    //res.insert(hash1, node1);
+    res.insert(hash1, node1);
-    //res.insert(hash2, node2);
+    res.insert(hash2, node2);
     res.insert(hashbig, bignode);
 
     let node3 = MerkleNode::Chunk(ChunkNode::new(oscar_content).unwrap());
     let hash3 = hash(&node3.serialize());
 
-    //res.insert(hash3, node3);
+    res.insert(hash3, node3);
 
     let dir1 = MerkleNode::Directory(DirectoryNode {
         entries: [DirectoryEntry {
@@ -386,7 +364,7 @@ pub fn generate_base_tree() -> MerkleTree {
     });
     let hash_dir1 = hash(&dir1.serialize());
 
-    //res.insert(hash_dir1, dir1);
+    res.insert(hash_dir1, dir1);
 
     let root = MerkleNode::Directory(DirectoryNode {
         entries: [
@@ -394,14 +372,14 @@ pub fn generate_base_tree() -> MerkleTree {
                 filename: generate_random_filename(),
                 content_hash: hashbig,
             },
-            /*DirectoryEntry {
+            DirectoryEntry {
                 filename: generate_random_filename(),
                 content_hash: hash2,
             },
             DirectoryEntry {
                 filename: generate_random_filename(),
                 content_hash: hash_dir1,
-            },*/
+            },
         ]
         .to_vec(),
     });
@@ -473,50 +451,16 @@ pub fn big_or_chunk_to_file(tree: &MerkleTree, node: &MerkleNode, file: &mut Fil
             }
         }
         MerkleNode::Chunk(chunk) => {
-            println!("wrote data");
+            if !chunk.data.is_empty() {
-            let _ = file.write_all(&chunk.data);
+                let mut data = chunk.data.clone();
+                data.remove(0);
+                let _ = file.write(&data);
+            } else {
+                println!("chunk.data is empty, nothing to write");
+            }
         }
         _ => {
             println!("invalid type of file");
         }
     }
 }
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    ///
-    /// creates a cryptographic signature
-    ///
-    #[test]
-    fn test_saving_tree() {
-        if let Ok(current_dir) = env::current_dir() {
-            println!("Current working directory: {:?}", current_dir);
-        }
-
-        println!("--------- tree test starts ------------");
-
-        match create_dir("../Download/") {
-            Ok(_) => println!("Directory created successfully!"),
-            Err(e) => println!("Failed to create directory: {}", e),
-        }
-        let tree = generate_base_tree();
-
-        println!("--------- test tree created ------------");
-        if let Some(root_node) = tree.data.get(&tree.root) {
-            node_to_file(&tree, root_node, "../Download/".to_string(), 0);
-        }
-    }
-
-    /*#[test]
-    fn signing_message() {
-        let username = String::from("gamixtreize");
-        let crypto_pair = CryptographicSignature::new(username.clone());
-        let handshake = HandshakeMessage::hello(0, 12, username);
-        let ser = handshake.serialize();
-        let signed_message = sign_message(&crypto_pair, &ser);
-        println!("unsigned_message: {:?}", ser);
-        println!("signed_message: {:?}", signed_message);
-    }*/
-}

client-network/src/datum_generation.rs

@@ -1,200 +0,0 @@
-use crate::data::*;
-use rand::{Rng, rng};
-use std::collections::HashMap;
-use std::hash::{DefaultHasher, Hash, Hasher};
-
-fn hash(data: &[u8]) -> NodeHash {
-    let mut hasher = DefaultHasher::new();
-    data.hash(&mut hasher);
-    let hash_u64 = hasher.finish();
-
-    let mut hash_array = [0u8; FILENAME_HASH_SIZE];
-    // Simple way to spread a 64-bit hash across 32 bytes for a unique-ish ID
-    for i in 0..8 {
-        hash_array[i] = (hash_u64 >> (i * 8)) as u8;
-    }
-    hash_array // The rest remains 0, satisfying the 32-byte requirement
-}
-
-fn generate_random_filename() -> [u8; FILENAME_HASH_SIZE] {
-    let mut rng = rand::rng();
-    let mut filename_bytes = [0; FILENAME_HASH_SIZE];
-
-    // Generate a random length for the base name
-    let name_len = rng.random_range(5..21);
-
-    // Generate random alphanumeric characters
-    for i in 0..name_len {
-        let char_code = rng.random_range(97..123); // 'a' through 'z'
-        if i < FILENAME_HASH_SIZE {
-            filename_bytes[i] = char_code as u8;
-        }
-    }
-
-    // Append a common extension
-    let ext = if rng.random_bool(0.5) { ".txt" } else { ".dat" };
-    let ext_bytes = ext.as_bytes();
-    let start_index = name_len.min(FILENAME_HASH_SIZE - ext_bytes.len());
-    if start_index < FILENAME_HASH_SIZE {
-        filename_bytes[start_index..(start_index + ext_bytes.len())].copy_from_slice(ext_bytes);
-    }
-
-    filename_bytes
-}
-
-fn generate_random_file_node(
-    storage: &mut HashMap<NodeHash, MerkleNode>,
-) -> Result<NodeHash, String> {
-    let mut rng = rng();
-    let is_big = rng.random_bool(0.2); // 20% chance of being a big file
-
-    if !is_big {
-        // Generate a simple Chunk Node
-        let node = MerkleNode::Chunk(ChunkNode::new_random());
-        let hash = hash(&node.serialize());
-        storage.insert(hash, node);
-        Ok(hash)
-    } else {
-        // Generate a Big Node (a file composed of chunks)
-        let num_children = rng.random_range(MIN_BIG_CHILDREN..=MAX_BIG_CHILDREN.min(8)); // Limit complexity
-        let mut children_hashes = Vec::with_capacity(num_children);
-
-        for _ in 0..num_children {
-            // Children must be Chunk or Big; for simplicity, we only generate Chunk children here.
-            let chunk_node = MerkleNode::Chunk(ChunkNode::new_random());
-            let chunk_hash = hash(&chunk_node.serialize());
-            storage.insert(chunk_hash, chunk_node);
-            children_hashes.push(chunk_hash);
-        }
-
-        let node = MerkleNode::Big(BigNode::new(children_hashes)?);
-        let hash = hash(&node.serialize());
-        storage.insert(hash, node);
-        Ok(hash)
-    }
-}
-
-fn generate_random_directory_node(
-    depth: u32,
-    max_depth: u32,
-    storage: &mut HashMap<NodeHash, MerkleNode>,
-) -> Result<NodeHash, String> {
-    let mut rng = rng();
-    let current_depth = depth + 1;
-    let is_big_dir = rng.random_bool(0.3) && current_depth < max_depth;
-
-    if !is_big_dir || current_depth >= max_depth {
-        // Generate a simple Directory Node (leaf level directory)
-        let num_entries = rng.random_range(1..=MAX_DIRECTORY_ENTRIES.min(5)); // Limit directory size for testing
-        let mut entries = Vec::with_capacity(num_entries);
-
-        for _ in 0..num_entries {
-            if rng.random_bool(0.7) {
-                // 70% chance of creating a file (Chunk/Big)
-                let file_hash = generate_random_file_node(storage)?;
-                let entry = DirectoryEntry {
-                    filename: generate_random_filename(),
-                    content_hash: file_hash,
-                };
-                entries.push(entry);
-            } else if current_depth < max_depth {
-                // 30% chance of creating a subdirectory
-                let dir_hash = generate_random_directory_node(current_depth, max_depth, storage)?;
-
-                // Create a basic directory entry name
-                let mut filename_bytes = [0; 32];
-                let subdir_name = format!("dir_{}", current_depth);
-                filename_bytes[..subdir_name.len()].copy_from_slice(subdir_name.as_bytes());
-
-                let entry = DirectoryEntry {
-                    filename: filename_bytes,
-                    content_hash: dir_hash,
-                };
-                entries.push(entry);
-            }
-        }
-
-        let node = MerkleNode::Directory(DirectoryNode::new(entries)?);
-        let hash = hash(&node.serialize());
-        storage.insert(hash, node);
-        Ok(hash)
-    } else {
-        // Generate a BigDirectory Node (internal directory structure)
-        let num_children = rng.random_range(MIN_BIG_CHILDREN..=MAX_BIG_CHILDREN.min(4)); // Limit children count
-        let mut children = Vec::with_capacity(num_children);
-
-        for _ in 0..num_children {
-            // Children must be Directory or BigDirectory
-            let child_hash = generate_random_directory_node(current_depth, max_depth, storage)?;
-            children.push(child_hash);
-        }
-
-        let node = MerkleNode::BigDirectory(BigDirectoryNode::new(children)?);
-        let hash = hash(&node.serialize());
-        storage.insert(hash, node);
-        Ok(hash)
-    }
-}
-
-pub fn generate_random_tree(
-    max_depth: u32,
-) -> Result<(NodeHash, HashMap<NodeHash, MerkleNode>), String> {
-    let mut storage = HashMap::new();
-
-    // Start tree generation from the root directory at depth 0
-    let root_hash = generate_random_directory_node(0, max_depth, &mut storage)?;
-
-    Ok((root_hash, storage))
-}
-
-pub fn generate_base_tree() -> (NodeHash, HashMap<NodeHash, MerkleNode>) {
-    let mut res = HashMap::new();
-
-    let node1 = MerkleNode::Chunk(ChunkNode::new_random());
-    let hash1 = hash(&node1.serialize());
-
-    let node2 = MerkleNode::Chunk(ChunkNode::new_random());
-    let hash2 = hash(&node2.serialize());
-
-    res.insert(hash1, node1);
-    res.insert(hash2, node2);
-
-    let node3 = MerkleNode::Chunk(ChunkNode::new_random());
-    let hash3 = hash(&node3.serialize());
-
-    res.insert(hash3, node3);
-
-    let dir1 = MerkleNode::Directory(DirectoryNode {
-        entries: [DirectoryEntry {
-            filename: generate_random_filename(),
-            content_hash: hash3,
-        }]
-        .to_vec(),
-    });
-    let hash_dir1 = hash(&dir1.serialize());
-
-    res.insert(hash_dir1, dir1);
-
-    let root = MerkleNode::Directory(DirectoryNode {
-        entries: [
-            DirectoryEntry {
-                filename: generate_random_filename(),
-                content_hash: hash1,
-            },
-            DirectoryEntry {
-                filename: generate_random_filename(),
-                content_hash: hash2,
-            },
-            DirectoryEntry {
-                filename: generate_random_filename(),
-                content_hash: hash_dir1,
-            },
-        ]
-        .to_vec(),
-    });
-
-    let root_hash = hash(&root.serialize());
-    res.insert(root_hash, root);
-
-    (root_hash, res)
-}

client-network/src/datum_parsing.rs

@@ -1,4 +1,4 @@
-use crate::{BigDirectoryNode, DirectoryEntry, DirectoryNode, MerkleNode, MerkleTree, NodeHash};
+use crate::{BigDirectoryNode, DirectoryEntry, DirectoryNode, MerkleNode, NodeHash};
 use sha2::{Digest, Sha256};
 
 const CHUNK: u8 = 0;
@@ -11,84 +11,102 @@ pub fn parse_received_datum(
     datum_length: usize,
 ) -> Option<([u8; 32], MerkleNode)> {
     let hash_name: [u8; 32] = recevied_datum[..32].try_into().expect("error");
-    let value = &recevied_datum[32..recevied_datum.len()];
+    let value = &recevied_datum[32..datum_length];
     let value_slice = value.to_vec();
-    println!("valueslice: {:?}, {}", value_slice, value_slice.len());
-    let datum_type = value_slice[0];
-    match datum_type {
-        CHUNK => Some((
-            hash_name,
-            MerkleNode::Chunk(crate::ChunkNode { data: value_slice }),
-        )),
-        DIRECTORY => {
-            let mut dir_entries = Vec::new();
-            let mut offset = 1 as usize;
-            for i in 0..((value_slice.len() - 1) / 64) as u8 {
-                offset = (1 + 64 * i as usize) as usize;
-                println!("offset:{}, i:{}", offset, i);
-                let name = &value_slice[offset..offset + 32];
-                let mut hash = [0u8; 32];
-                hash.copy_from_slice(&value_slice[offset + 32..offset + 64]);
-                let dp_name = String::from_utf8(name.to_vec()).expect("err");
-                println!("name:{}", dp_name);
 
-                // envoyer un datum request
+    println!(
-                dir_entries.push(DirectoryEntry {
+        "((value_slice.len() - 1) / 32) {} ",
-                    filename: name.try_into().expect("incorrect size"),
+        ((value_slice.len() - 1) / 32)
-                    content_hash: hash,
+    );
-                });
+    // Créer une instance de Sha256
-            }
+    let mut hasher = Sha256::new();
 
-            let current = DirectoryNode::new(dir_entries);
+    // Alimenter le hasher avec les données
-            match current {
+    hasher.update(value_slice.clone());
-                Ok(current_node) => Some((hash_name, MerkleNode::Directory(current_node))),
-                Err(e) => {
-                    println!("{}", e);
-                    None
-                }
-            }
-        }
-        BIG => {
-            let mut bigdir_entries: Vec<NodeHash> = Vec::new();
-            let mut offset = 1 as usize;
-            for i in 0..((value_slice.len() - 1) / 32) as u8 {
-                offset = (1 + 32 * i as usize) as usize;
-                println!("offset:{}, i:{}", offset, i);
-                let hash = &value_slice[offset..offset + 32];
 
-                // envoyer un datum request
+    // Obtention du résultat
-                bigdir_entries.push(hash.try_into().expect("incorrect size"));
+    let result = hasher.finalize();
-            }
+    if result.to_vec() != hash_name.to_vec() {
-
+        println!("{:?},{:?}", result.to_vec(), hash_name.to_vec());
-            println!("its a BIG bro");
+        None
-            Some((
+    } else {
+        println!("hashes equals!");
+        let datum_type = value_slice[0];
+        match datum_type {
+            CHUNK => Some((
                 hash_name,
-                MerkleNode::Big(crate::BigNode {
+                MerkleNode::Chunk(crate::ChunkNode { data: value_slice }),
-                    children_hashes: bigdir_entries,
+            )),
-                }),
+            DIRECTORY => {
-            ))
+                let mut dir_entries = Vec::new();
-        }
+                let mut offset: usize;
-        BIGDIRECTORY => {
+                for i in 0..((value_slice.len() - 1) / 64) as u8 {
-            let mut bigdir_entries: Vec<NodeHash> = Vec::new();
+                    offset = (1 + 64 * i as usize) as usize;
-            let mut offset = 1 as usize;
+                    println!("offset:{}, i:{}", offset, i);
-            for i in 0..((value_slice.len() - 1) / 32) as u8 {
+                    let name = &value_slice[offset..offset + 32];
-                offset = (1 + 32 * i as usize) as usize;
+                    let mut hash = [0u8; 32];
-                println!("offset:{}, i:{}", offset, i);
+                    hash.copy_from_slice(&value_slice[offset + 32..offset + 64]);
-                let hash = &value_slice[offset..offset + 32];
+                    let dp_name = String::from_utf8(name.to_vec()).expect("err");
+                    println!("name:{}", dp_name);
 
-                // envoyer un datum request
+                    // envoyer un datum request
-                bigdir_entries.push(hash.try_into().expect("incorrect size"));
+                    dir_entries.push(DirectoryEntry {
-            }
+                        filename: name.try_into().expect("incorrect size"),
+                        content_hash: hash,
+                    });
+                }
 
-            let current = BigDirectoryNode::new(bigdir_entries);
+                let current = DirectoryNode::new(dir_entries);
-            match current {
+                match current {
-                Ok(current_node) => Some((hash_name, MerkleNode::BigDirectory(current_node))),
+                    Ok(current_node) => Some((hash_name, MerkleNode::Directory(current_node))),
-                Err(e) => {
+                    Err(e) => {
-                    println!("{}", e);
+                        println!("{}", e);
-                    None
+                        None
+                    }
                 }
             }
+            BIG => {
+                let mut bigdir_entries: Vec<NodeHash> = Vec::new();
+                let mut offset: usize;
+                for i in 0..((value_slice.len() - 1) / 32) as u8 {
+                    offset = (1 + 32 * i as usize) as usize;
+                    println!("offset:{}, i:{}", offset, i);
+                    let hash = &value_slice[offset..offset + 32];
+
+                    // envoyer un datum request
+                    bigdir_entries.push(hash.try_into().expect("incorrect size"));
+                }
+
+                println!("its a BIG bro");
+                Some((
+                    hash_name,
+                    MerkleNode::Big(crate::BigNode {
+                        children_hashes: bigdir_entries,
+                    }),
+                ))
+            }
+            BIGDIRECTORY => {
+                let mut bigdir_entries: Vec<NodeHash> = Vec::new();
+                let mut offset: usize;
+                for i in 0..((value_slice.len() - 1) / 32) as u8 {
+                    offset = (1 + 32 * i as usize) as usize;
+                    println!("offset:{}, i:{}", offset, i);
+                    let hash = &value_slice[offset..offset + 32];
+
+                    // envoyer un datum request
+                    bigdir_entries.push(hash.try_into().expect("incorrect size"));
+                }
+
+                let current = BigDirectoryNode::new(bigdir_entries);
+                match current {
+                    Ok(current_node) => Some((hash_name, MerkleNode::BigDirectory(current_node))),
+                    Err(e) => {
+                        println!("{}", e);
+                        None
+                    }
+                }
+            }
+            _ => None,
         }
-        _ => None,
     }
 }

client-network/src/lib.rs

@@ -1,6 +1,5 @@
 mod cryptographic_signature;
 mod data;
-mod datum_generation;
 mod datum_parsing;
 mod fetchsocketaddresserror;
 mod message_handling;
@@ -21,18 +20,16 @@ use crate::{
     message_handling::EventType,
     messages_channels::{MultipleSenders, start_receving_thread, start_retry_thread},
     messages_structure::{
-        DATUM, DATUMREQUEST, NATTRAVERSALREQUEST, NATTRAVERSALREQUEST2, NODATUM, PING, ROOTREQUEST,
+        DATUM, DATUMREQUEST, NATTRAVERSALREQUEST, NODATUM, PING, ROOTREQUEST, construct_message,
-        construct_message,
     },
     peers_refresh::HandshakeHistory,
     registration::{parse_addresses, perform_handshake, register_with_the_server},
     server_communication::{generate_id, get_peer_list},
     threads_handling::Worker,
 };
-use std::collections::HashSet;
 use std::{
     io::Error,
-    net::{IpAddr, Ipv4Addr, UdpSocket},
+    net::{IpAddr, UdpSocket},
     time::Duration,
 };
 use std::{
@@ -73,7 +70,13 @@ impl P2PSharedData {
 
         let mut threads = Vec::new();
 
-        let senders = MultipleSenders::new(1, &shared_socket, cmd_tx, &mut threads);
+        let senders = MultipleSenders::new(
+            5,
+            &shared_socket,
+            cmd_tx,
+            &mut threads,
+            shared_messageslist.clone(),
+        );
         let shared_senders = Arc::new(senders);
         let server_name = Arc::new(Mutex::new("".to_string()));
         let server_address = Arc::new(Mutex::new("".to_string()));
@@ -196,7 +199,6 @@ pub enum NetworkEvent {
     Disconnected(),
     Error(String, String),
     Success(String, String),
-    PeerConnected(String),
     PeerListUpdated(Vec<(String, bool)>),
     FileTreeReceived([u8; 32], MerkleNode, String), // peer_id, content
     DataReceived([u8; 32], MerkleNode, String),
@@ -216,17 +218,12 @@ use crossbeam_channel::{Receiver, Sender};
 use sha2::{Digest, Sha256};
 
 pub fn calculate_chunk_id(data: &[u8]) -> String {
-    // 1. Create a new Sha256 hasher instance
     let mut hasher = Sha256::new();
 
-    // 2. Write the input data into the hasher
     hasher.update(data);
 
-    // 3. Finalize the hash computation and get the resulting bytes
     let hash_bytes = hasher.finalize();
 
-    // 4. Convert the hash bytes (array of u8) into a hexadecimal string
-    // This is the common, human-readable format for cryptographic IDs.
     hex::encode(hash_bytes)
 }
 
@@ -235,15 +232,11 @@ pub fn start_p2p_executor(
     event_tx: Sender<NetworkEvent>,
     mut shared_data: Option<P2PSharedData>,
 ) -> tokio::task::JoinHandle<()> {
-    // Use tokio to spawn the asynchronous networking logic
     tokio::task::spawn(async move {
-        // P2P/Networking Setup goes here
-
         println!("Network executor started.");
 
         // Main network loop
         loop {
-            // Check for commands from the GUI
             if let Ok(cmd) = cmd_rx.try_recv() {
                 match cmd {
                     NetworkCommand::InitDownload(hash, ip, name) => {
@@ -269,12 +262,8 @@ pub fn start_p2p_executor(
                                 None => {}
                                 Some(resp_msg) => {
                                     println!("msg_sent:{:?}", resp_msg);
-                                    sd.senders_ref().send_dispatch(
+                                    sd.senders_ref()
-                                        resp_msg,
+                                        .send_dispatch(resp_msg, addr.clone(), false);
-                                        addr.clone(),
-                                        false,
-                                        sd.messages_list(),
-                                    );
                                 }
                             }
                         }
@@ -291,12 +280,8 @@ pub fn start_p2p_executor(
                                 None => {}
                                 Some(resp_msg) => {
                                     println!("msg_sent:{:?}", resp_msg);
-                                    sd.senders_ref().send_dispatch(
+                                    sd.senders_ref()
-                                        resp_msg,
+                                        .send_dispatch(resp_msg, addr.clone(), false);
-                                        addr.clone(),
-                                        false,
-                                        sd.messages_list(),
-                                    );
                                 }
                             }
                         }
@@ -314,12 +299,8 @@ pub fn start_p2p_executor(
                                 None => {}
                                 Some(resp_msg) => {
                                     println!("msg_sent:{:?}", resp_msg);
-                                    sd.senders_ref().send_dispatch(
+                                    sd.senders_ref()
-                                        resp_msg,
+                                        .send_dispatch(resp_msg, addr.clone(), false);
-                                        addr.clone(),
-                                        false,
-                                        sd.messages_list(),
-                                    );
                                 }
                             }
                         }
@@ -391,17 +372,14 @@ pub fn start_p2p_executor(
                             println!("no shared data");
                         }
                     }
-                    NetworkCommand::ConnectPeer((username, connected)) => {
+                    NetworkCommand::ConnectPeer((username, _)) => {
                         println!("[Network] ConnectPeer() called");
                         println!("[Network] Attempting to connect to: {}", username);
-                        // Network logic to connect...
-                        // If successful, send an event back:
-                        // event_tx.send(NetworkEvent::PeerConnected(addr)).unwrap();
                     }
                     NetworkCommand::RequestFileTree(_) => {
                         println!("[Network] RequestFileTree() called");
                     }
-                    NetworkCommand::Discover(username, hash, ip) => {
+                    NetworkCommand::Discover(username, _, ip) => {
                         // envoie un handshake au peer, puis un root request
                         if let Some(sd) = shared_data.as_ref() {
                             let res = sd
@@ -434,7 +412,6 @@ pub fn start_p2p_executor(
                                                 resp_msg,
                                                 peerinfo.ip.to_string(),
                                                 false,
-                                                sd.messages_list(),
                                             );
                                         }
                                     }
@@ -498,12 +475,7 @@ pub fn start_p2p_executor(
                                         false,
                                     );
 
-                                    sd.senders_ref().send_dispatch(
+                                    sd.senders_ref().send_dispatch(resp_msg, ip.clone(), false);
-                                        resp_msg,
-                                        ip.clone(),
-                                        false,
-                                        sd.messages_list(),
-                                    );
                                 }
                             }
                         }
@@ -524,9 +496,18 @@ pub fn start_p2p_executor(
                             Err(e) => {
                                 let mut err_msg = String::from("failed to initialize socket: ");
                                 err_msg += &e.to_string();
-                                let res =
+                                match event_tx.send(NetworkEvent::Error(err_msg, name.to_owned())) {
-                                    event_tx.send(NetworkEvent::Error(err_msg, name.to_owned()));
+                                    Ok(_) => {}
-                                let res = event_tx.send(NetworkEvent::Disconnected());
+                                    Err(err) => {
+                                        println!("Network Event Error : {}", err.to_string());
+                                    }
+                                };
+                                match event_tx.send(NetworkEvent::Disconnected()) {
+                                    Ok(_) => {}
+                                    Err(err) => {
+                                        println!("Network Event Error : {}", err.to_string());
+                                    }
+                                };
                                 None
                             }
                         };
@@ -535,33 +516,41 @@ pub fn start_p2p_executor(
                             if let Err(e) = register_with_the_server(&sd.cryptopair(), &ip).await {
                                 let mut err_msg = String::from("request failed: ");
                                 err_msg += &e.to_string();
-                                let res =
+                                match event_tx.send(NetworkEvent::Error(err_msg, name.to_owned())) {
-                                    event_tx.send(NetworkEvent::Error(err_msg, name.to_owned()));
+                                    Ok(_) => {}
-                                let res = event_tx.send(NetworkEvent::Disconnected());
+                                    Err(err) => {
+                                        println!("Network Event Error : {}", err.to_string());
+                                    }
+                                };
+                                match event_tx.send(NetworkEvent::Disconnected()) {
+                                    Ok(_) => {}
+                                    Err(err) => {
+                                        println!("Network Event Error : {}", err.to_string());
+                                    }
+                                };
                             } else {
-                                let res = event_tx.send(NetworkEvent::Connected(ip));
+                                match event_tx.send(NetworkEvent::Connected(ip)) {
+                                    Ok(_) => {}
+                                    Err(err) => {
+                                        println!("Network Event Error : {}", err.to_string());
+                                    }
+                                };
                                 println!("username created: {}", sd.cryptopair().username);
                             }
-                            //println!("ip: {}", ip);
                         }
-
-                        //tokio::time::sleep(std::time::Duration::from_millis(5000)).await;
-
-                        /*let res = event_tx.send(NetworkEvent::Connected());
-                        if let Some(error) = res.err() {
-                            println!(
-                                "[Network] Couldn't send crossbeam message to GUI: {}",
-                                error.to_string()
-                            );
-                        }*/
                     }
                     NetworkCommand::FetchPeerList(ip) => {
                         println!("[Network] FetchPeerList() called");
                         if ip == "" {
-                            let res = event_tx.send(NetworkEvent::Error(
+                            match event_tx.send(NetworkEvent::Error(
                                 "Not registered to any server".to_string(),
                                 "".to_owned(),
-                            ));
+                            )) {
+                                Ok(_) => {}
+                                Err(err) => {
+                                    println!("Network Event Error : {}", err.to_string());
+                                }
+                            };
                         } else {
                             println!("cc");
                             match get_peer_list(ip).await {
@@ -577,14 +566,21 @@ pub fn start_p2p_executor(
                                                 current.push(i);
                                             }
                                         }
-                                        let res =
+                                        match event_tx.send(NetworkEvent::PeerListUpdated(peers)) {
-                                            event_tx.send(NetworkEvent::PeerListUpdated(peers));
+                                            Ok(_) => {}
+                                            Err(err) => {
+                                                println!(
+                                                    "Network Event Error : {}",
+                                                    err.to_string()
+                                                );
+                                            }
+                                        };
                                     }
                                     Err(e) => {
                                         eprintln!("invalid UTF-8 in socket address bytes: {}", e);
                                     }
                                 },
-                                Err(e) => println!("error"),
+                                Err(e) => println!("error : {}", e),
                             }
                         }
                     }
@@ -596,25 +592,10 @@ pub fn start_p2p_executor(
                         if let Some(sd) = shared_data.as_ref() {
                             let id = generate_id();
                             sd.add_message(id, EventType::Ping);
-                            let pingrequest =
-                                construct_message(PING, Vec::new(), id, sd.cryptopair_ref());
                             let peer_address =
                                 get_socket_address(str.to_owned(), ip, shared_data.as_ref()).await;
                             match peer_address {
                                 Ok(addr) => {
-                                    //if let Some(ping) = pingrequest {
-                                    //    sd.senders_ref().add_message_to_retry_queue(
-                                    //        ping.clone(),
-                                    //        addr.to_string(),
-                                    //        false,
-                                    //    );
-                                    //    sd.senders_ref().send_dispatch(
-                                    //        ping,
-                                    //        addr.to_string(),
-                                    //        false,
-                                    //        sd.messages_list(),
-                                    //    );
-                                    //}
                                     match event_tx.send(NetworkEvent::Success(
                                         format!(
                                             "Successfully sent ping message to {}.",
@@ -694,7 +675,6 @@ pub fn start_p2p_executor(
                                         ),
                                         server_addr.to_string(),
                                         false,
-                                        sd.messages_list(),
                                     );
                                 }
                                 Err(err_msg) => {
@@ -713,12 +693,6 @@ pub fn start_p2p_executor(
                 }
             }
 
-            // 2. Poll network for new events (e.g., an incoming connection)
-            // ...
-            // When a new peer is found:
-            // event_tx.send(NetworkEvent::PeerConnected("NewPeerID".to_string())).unwrap();
-
-            // Avoid spinning too fast
             sleep(std::time::Duration::from_millis(50)).await;
         }
     })
@@ -733,22 +707,6 @@ fn socket_addr_to_vec(addr: SocketAddr) -> Vec<u8> {
     v
 }
 
-fn parse_pack(s: &str) -> Option<[u8; 6]> {
-    // split into "ip" and "port"
-    let mut parts = s.rsplitn(2, ':');
-    let port_str = parts.next()?;
-    let ip_str = parts.next()?; // if missing, invalid
-
-    let ip: Ipv4Addr = ip_str.parse().ok()?;
-    let port: u16 = port_str.parse().ok()?;
-
-    let octets = ip.octets();
-    let port_be = port.to_be_bytes();
-    Some([
-        octets[0], octets[1], octets[2], octets[3], port_be[0], port_be[1],
-    ])
-}
-
 async fn quick_ping(addr: &SocketAddr, timeout_ms: u64, sd: &P2PSharedData) -> bool {
     let id = generate_id();
     let pingreq = construct_message(PING, Vec::new(), id, &sd.shared_cryptopair);
@@ -756,7 +714,7 @@ async fn quick_ping(addr: &SocketAddr, timeout_ms: u64, sd: &P2PSharedData) -> b
     if let Some(ping) = pingreq {
         sd.add_message(id, EventType::Ping);
         sd.senders_ref()
-            .send_dispatch(ping, addr.to_string(), false, sd.messages_list());
+            .send_dispatch(ping, addr.to_string(), false);
     }
 
     sleep(Duration::from_millis(timeout_ms)).await;
@@ -775,7 +733,6 @@ async fn quick_ping(addr: &SocketAddr, timeout_ms: u64, sd: &P2PSharedData) -> b
 ///
 /// sends a get request to the server to get the socket address of the given peer
 ///
-
 pub async fn get_socket_address(
     username: String,
     ip: String,
@@ -837,7 +794,7 @@ pub async fn get_socket_address(
 
     for addr in addresses {
         println!("trying address : {}", addr);
-        if quick_ping(&addr, 5000, sd).await {
+        if quick_ping(&addr, 1000, sd).await {
             return Ok(addr);
         }
 
@@ -851,10 +808,9 @@ pub async fn get_socket_address(
             natreq.expect("couldnt construct message nattraversalrequest2"),
             sd.serveraddress().to_string(),
             false,
-            sd.messages_list(),
         );
 
-        sleep(Duration::from_millis(5000)).await;
+        sleep(Duration::from_millis(1000)).await;
 
         let maybe_entry = {
             let guard = sd.messages_received_ref().lock().unwrap();
@@ -869,7 +825,7 @@ pub async fn get_socket_address(
             }
         }
 
-        if quick_ping(&addr, 15000, sd).await {
+        if quick_ping(&addr, 5000, sd).await {
             return Ok(addr);
         }
     }

client-network/src/message_handling.rs

@@ -10,7 +10,6 @@ use crate::{
 };
 use std::{
     collections::HashMap,
-    default,
     net::{Ipv4Addr, SocketAddr},
 };
 use std::{
@@ -61,7 +60,6 @@ const ID: usize = 4;
 const TYPE: usize = 5;
 const LENGTH: usize = 7;
 const EXTENSIONS: usize = 4;
-const SIGNATURE: usize = 64;
 
 pub const PING: u8 = 0;
 const OK: u8 = 128;
@@ -101,7 +99,6 @@ pub fn handle_recevied_message(
         let length_bytes: [u8; 2] = recevied_message[TYPE..LENGTH]
             .try_into()
             .expect("Taille incorrecte");
-        let msg_length = u16::from_be_bytes(length_bytes) as usize;
         let ilength = u16::from_be_bytes(length_bytes);
         let received_name = &recevied_message[LENGTH + EXTENSIONS..LENGTH + ilength as usize];
         let name = String::from_utf8(received_name.to_vec()).expect("wrong name");
@@ -126,12 +123,7 @@ pub fn handle_recevied_message(
         None => {}
         Some(resp_msg) => {
             println!("msg_sent:{:?}", resp_msg);
-            senders.send_dispatch(
+            senders.send_dispatch(resp_msg, ip.to_string(), is_resp_to_server_handshake);
-                resp_msg,
-                ip.to_string(),
-                is_resp_to_server_handshake,
-                messages_list.clone(),
-            );
         }
     }
 }
@@ -149,10 +141,6 @@ pub fn parse_message(
 ) -> Option<Vec<u8>> {
     let cmd_tx_clone = cmd_tx.clone();
 
-    let id_bytes: [u8; 4] = received_message[0..ID]
-        .try_into()
-        .expect("Taille incorrecte");
-
     let msgtype = received_message[ID];
 
     messages_received
@@ -269,7 +257,6 @@ pub fn parse_message(
                 natreq2.expect("couldnt construct message nattraversalrequest2"),
                 address,
                 false,
-                messages_list.clone(),
             );
         }
 
@@ -279,10 +266,6 @@ pub fn parse_message(
 
             let ilength = u16::from_be_bytes(length_bytes);
             let received_address = &received_message[LENGTH..LENGTH + ilength as usize];
-            println!("received_address:{:?}", received_message);
-            //let addressv4 = IpAddr::V4(Ipv4Addr::from_octets(
-            //    received_address[0..4].try_into().expect("incorrect size"),
-            //));
             let bytes: [u8; 4] = received_address[0..4].try_into().expect("incorrect size");
             let addr_v4 = Ipv4Addr::from(bytes);
             let addressv4 = IpAddr::V4(addr_v4);
@@ -300,14 +283,12 @@ pub fn parse_message(
                 constructed_message.expect("couldnt construct message ping request"),
                 ip.to_string(),
                 false,
-                messages_list.clone(),
             );
 
             senders.send_dispatch(
                 pingreq.expect("couldnt construct message ping request"),
                 address.to_string(),
                 false,
-                messages_list.clone(),
             );
             constructed_message = None;
         }
@@ -370,14 +351,11 @@ pub fn parse_message(
                             // envoyer la root request
                             let _ = &guard.remove_entry(&id);
                             println!("message {} retiré de la liste", id);
-
+                            let new_id = generate_id();
-                            let rootrequest = construct_message(
+                            let rootrequest =
-                                ROOTREQUEST,
+                                construct_message(ROOTREQUEST, Vec::new(), new_id, crypto_pair);
-                                Vec::new(),
+                            let _ = &guard.insert(new_id, EventType::RootRequest);
-                                generate_id(),
+                            println!("root requesst sent");
-                                crypto_pair,
-                            );
-                            //&guard.insert(, v)
                             return rootrequest;
                         }
                         EventType::Hello => {
@@ -392,6 +370,7 @@ pub fn parse_message(
         }
         ROOTREPLY => {
             // recuperer le pseudo du peers ayant repondu
+            println!("root reply received");
             let peers_exist = handhsake_history.get_peer_info_ip(ip.to_string());
             match peers_exist {
                 Some(peerinfo) => {
@@ -410,11 +389,15 @@ pub fn parse_message(
                                         [LENGTH..(32 + LENGTH)]
                                         .try_into()
                                         .expect("incorrect size");
-                                    let res =
+                                    match cmd_tx_clone.send(NetworkEvent::FileTreeRootReceived(
-                                        cmd_tx_clone.send(NetworkEvent::FileTreeRootReceived(
+                                        peerinfo.username.clone(),
-                                            peerinfo.username.clone(),
+                                        received_hash,
-                                            received_hash,
+                                    )) {
-                                        ));
+                                        Ok(_) => {}
+                                        Err(e) => {
+                                            println!("Network Event Error : {}", e.to_string());
+                                        }
+                                    };
                                     println!("file tree sent");
                                     // envoyer un datum
                                     let mut payload = Vec::new();
@@ -429,7 +412,9 @@ pub fn parse_message(
                                     constructed_message = datumreqest;
                                     guard.insert(new_id, EventType::DatumRequest);
                                 }
-                                _ => {}
+                                _ => {
+                                    println!("event not prensent");
+                                }
                             }
                         }
                         None => {}
@@ -468,7 +453,6 @@ pub fn parse_message(
                         }
                     }
                     EventType::DatumRequestBig => {
-                        let _ = &guard.remove_entry(&id);
                         println!("message {} retiré de la liste", id);
                         let received_length = u16::from_be_bytes(
                             received_message[TYPE..LENGTH]
@@ -481,6 +465,7 @@ pub fn parse_message(
                             parse_received_datum(received_datum.to_vec(), received_length as usize);
                         match parsed_node {
                             Some(tuple) => {
+                                let _ = &guard.remove_entry(&id);
                                 let _ = cmd_tx.send(NetworkEvent::DataReceived(
                                     tuple.0,
                                     tuple.1,
@@ -488,7 +473,9 @@ pub fn parse_message(
                                 ));
                                 println!("datareceived event sent");
                             }
-                            None => {}
+                            None => {
+                                println!("message corrompu, nouvelle tentative");
+                            }
                         }
                     }
                     _ => {}

client-network/src/messages_channels.rs

@@ -1,26 +1,20 @@
 use crossbeam_channel::Receiver;
-use tokio::sync::oneshot;
-use tokio::time::sleep;
 
 use crate::P2PSharedData;
 use crate::message_handling::EventType;
 use crate::message_handling::handle_recevied_message;
 use crate::peers_refresh::HandshakeHistory;
 use crate::threads_handling::Worker;
-use std::clone;
+use std::collections::HashMap;
-use std::collections::{HashMap, HashSet};
-use std::hash::Hash;
-use std::net::SocketAddr;
 use std::net::UdpSocket;
 use std::sync::{Arc, Mutex};
 
-use std::sync::mpsc::{self, Sender};
 use std::thread;
 
 use std::collections::VecDeque;
+use std::time::Duration;
 use std::time::SystemTime;
 use std::time::UNIX_EPOCH;
-use std::time::{Duration, Instant};
 
 use crate::NetworkEvent;
 
@@ -38,10 +32,8 @@ struct RetryMessage {
 
 pub struct MultipleSenders {
     sender: crossbeam_channel::Sender<Message>,
-    receiver: crossbeam_channel::Receiver<Message>,
     response_channel: crossbeam_channel::Sender<NetworkEvent>,
     retry_queue: Arc<Mutex<VecDeque<RetryMessage>>>,
-    completed_messages: HashSet<i32>,
 }
 
 impl MultipleSenders {
@@ -50,6 +42,7 @@ impl MultipleSenders {
         socket: &Arc<UdpSocket>,
         cmd_tx: crossbeam_channel::Sender<NetworkEvent>,
         threads: &mut Vec<Worker>,
+        messages_list: Arc<Mutex<HashMap<i32, EventType>>>,
     ) -> Self {
         let (tx1, rx1) = crossbeam_channel::unbounded();
 
@@ -57,18 +50,22 @@ impl MultipleSenders {
             let sock_clone = Arc::clone(&socket);
             let cmd_tx_clone = cmd_tx.clone();
             let rx: Receiver<Message> = rx1.clone();
+            let msg_list_clone = messages_list.clone();
 
             let thread = thread::spawn(move || {
                 println!("Canal d'envoi {} prêt", i);
 
                 loop {
-                    // Priorité aux messages en attente prêts à être réessayés
-                    // Si aucun retry prêt, on bloque sur rx avec timeout court, pour pouvoir traiter les timers
                     let msg = rx.recv().unwrap();
                     match sock_clone.send_to(&msg.payload, &msg.address) {
                         Ok(_) => {
                             if msg.is_resp_to_server_handshake {
-                                let res = cmd_tx_clone.send(NetworkEvent::ConnectedHandshake());
+                                match cmd_tx_clone.send(NetworkEvent::ConnectedHandshake()) {
+                                    Ok(_) => {}
+                                    Err(e) => {
+                                        println!("Network Event Error : {}", e.to_string());
+                                    }
+                                };
                             }
                             let message_id: [u8; 4] =
                                 msg.payload[0..4].try_into().expect("size error");
@@ -84,61 +81,33 @@ impl MultipleSenders {
                                 "Erreur d'envoi initial sur canal {}: {}, address: {}",
                                 i, e, &msg.address
                             );
+                            let mut guard = msg_list_clone.lock().unwrap();
+                            let message_id: [u8; 4] =
+                                msg.payload[0..4].try_into().expect("size error");
+
+                            let id = i32::from_be_bytes(message_id);
+                            guard.remove_entry(&id);
+                            drop(guard);
                         }
                     }
                 }
             });
 
-            threads.push(Worker::spawn(
+            threads.push(Worker::spawn(thread));
-                thread,
-                crate::threads_handling::WorkerType::MSGSENDER,
-            ));
         }
 
         MultipleSenders {
             sender: tx1,
-            receiver: rx1,
             response_channel: cmd_tx.clone(),
             retry_queue: Arc::new(Mutex::new(VecDeque::new())),
-            completed_messages: HashSet::new(),
         }
     }
-    /*
-    /// Envoie un message via un canal spécifique (round-robin ou index précis)
-    pub fn send_via(
-        &self,
-        channel_idx: usize,
-        data: Vec<u8>,
-        remote_addr: String,
-        is_resp_to_server_handshake: bool,
-        messages_list: &Mutex<HashMap<i32, EventType>>,
-    ) {
-        println!(
-            "is_resp_to_server_handshake {}",
-            is_resp_to_server_handshake
-        );
-        let msg_to_send = Message {
-            payload: data.clone(),
-            address: remote_addr,
-            is_resp_to_server_handshake,
-        };
-        if let Some(sender) = self.senders.get(channel_idx) {
-            let _ = sender.send(msg_to_send);
-        }
-        if !is_resp_to_server_handshake {
-            let mut guard = messages_list.lock().unwrap();
-            let message_id: [u8; 4] = data[0..4].try_into().expect("size error");
-            let id = i32::from_be_bytes(message_id);
-            guard.insert(id, EventType::SendRootRequest);
-        }
-    }*/
 
     pub fn send_dispatch(
         &self,
         data: Vec<u8>,
         remote_addr: String,
         is_resp_to_server_handshake: bool,
-        messages_list: Arc<Mutex<HashMap<i32, EventType>>>,
     ) {
         let msg_to_send = Message {
             payload: data.clone(),
@@ -199,8 +168,7 @@ pub fn start_retry_thread(
 
                 if guard.contains_key(&id) {
                     drop(guard);
-                    // si le message est n'a pas encore a etre traité, on le
+
-                    // remet en queue de liste
                     if front.next_try
                         <= SystemTime::now()
                             .duration_since(UNIX_EPOCH)
@@ -215,9 +183,15 @@ pub fn start_retry_thread(
                             );
                             println!("{}", str);
                             if front.msg.is_resp_to_server_handshake {
-                                let res = senders
+                                match senders
                                     .response_channel
-                                    .send(NetworkEvent::ServerHandshakeFailed(str));
+                                    .send(NetworkEvent::ServerHandshakeFailed(str))
+                                {
+                                    Ok(_) => {}
+                                    Err(e) => {
+                                        println!("Network Event Error : {}", e.to_string());
+                                    }
+                                };
                             }
                         } else {
                             let str = format!(
@@ -230,11 +204,11 @@ pub fn start_retry_thread(
                                 front.msg.payload.clone(),
                                 front.msg.address.clone(),
                                 front.msg.is_resp_to_server_handshake,
-                                messages_list.clone(),
                             );
                             let base: u64 = 2;
 
                             let backoff = base.saturating_pow(attempt as u32); // 2^1 == 2 seconds
+                            //let backoff = 1;
                             let newretry = RetryMessage {
                                 next_try: SystemTime::now()
                                     .duration_since(UNIX_EPOCH)
@@ -245,19 +219,16 @@ pub fn start_retry_thread(
                                 attempts: attempt,
                             };
 
-                            q.push_back(newretry); // remettre en tête pour réessayer plus tôt
+                            q.push_back(newretry);
                         }
                     } else {
-                        q.push_back(front); // remettre en tête pour réessayer plus tôt
+                        q.push_back(front);
                     }
                 }
             }
         }
     });
-    threads.push(Worker::spawn(
+    threads.push(Worker::spawn(thread));
-        thread,
-        crate::threads_handling::WorkerType::MSGRETRY,
-    ));
 }
 
 pub fn start_receving_thread(
@@ -272,13 +243,13 @@ pub fn start_receving_thread(
     let messages_received_clone = shared_data.messages_received();
     let servername_clone = shared_data.servername();
     let thread = thread::spawn(move || {
-        let mut buf = [0u8; 1024];
+        let mut buf = [0u8; 1500];
         loop {
             match sock_clone.recv_from(&mut buf) {
                 Ok((amt, src)) => {
                     let received_data = buf[..amt].to_vec();
 
-                    println!("Reçu {} octets de {}: {:?}", amt, src, received_data);
+                    println!("Reçu {} octets de {}", amt, src);
                     handle_recevied_message(
                         &messages_clone,
                         &messages_received_clone,
@@ -295,8 +266,5 @@ pub fn start_receving_thread(
             }
         }
     });
-    shared_data.threads.push(Worker::spawn(
+    shared_data.threads.push(Worker::spawn(thread));
-        thread,
-        crate::threads_handling::WorkerType::MSGRECEPTION,
-    ));
 }

client-network/src/messages_structure.rs

@@ -1,3 +1,4 @@
+#![allow(unused)]
 use crate::cryptographic_signature::{CryptographicSignature, sign_message};
 
 const ID: usize = 4;
@@ -163,7 +164,7 @@ impl HandshakeMessage {
         }
     }
 
-    pub fn helloReply(id: u32, length: u16, username: String) -> HandshakeMessage {
+    pub fn hello_reply(id: u32, length: u16, username: String) -> HandshakeMessage {
         let name_vec = username.trim_end_matches(char::from(0)).as_bytes().to_vec();
         HandshakeMessage {
             id: id,
@@ -219,28 +220,3 @@ impl HandshakeMessage {
         }
     }
 }
-
-#[cfg(test)]
-mod tests {
-    // Note this useful idiom: importing names from outer (for mod tests) scope.
-    use super::*;
-    /*
-    /// creates an handshake message
-    #[tokio::test]
-    async fn creating_handshake_msg() {
-        let username = String::from("charlie_kirk");
-        let handshake = HandshakeMessage::hello(0, 12, username);
-        handshake.display();
-    }
-
-    /// parses an handshake message
-    #[tokio::test]
-    async fn parse_handshakemessage() {
-        let username = String::from("charlie_kirk");
-        let handshake = HandshakeMessage::hello(0, 12, username);
-        let ser = handshake.serialize();
-        let parsed = HandshakeMessage::parse(ser);
-        handshake.display();
-        parsed.display();
-    }*/
-}

client-network/src/peers_refresh.rs

@@ -4,24 +4,18 @@
 pub use crate::message_handling::*;
 
 use std::{
-    collections::{HashMap, VecDeque},
+    collections::HashMap,
-    net::{AddrParseError, Ipv4Addr, SocketAddr},
+    net::SocketAddr,
-    ops::Add,
-    process::Command,
     sync::{Arc, Mutex},
-    thread::{self, JoinHandle},
+    thread::{self},
-    time::{self, Duration, SystemTime},
+    time::Duration,
 };
 
+use crate::{construct_message, generate_id};
 use crate::{
-    NetworkEvent, cryptographic_signature::CryptographicSignature,
+    cryptographic_signature::CryptographicSignature, messages_channels::MultipleSenders,
-    messages_channels::MultipleSenders, threads_handling::Worker,
+    threads_handling::Worker,
 };
-use crate::{
-    P2PSharedData, construct_message, generate_id, messages_structure,
-    registration::perform_handshake,
-};
-use crossbeam_channel::{Receiver, Sender};
 use p256::ecdsa::VerifyingKey;
 
 #[derive(Debug, Clone)]
@@ -117,7 +111,7 @@ pub fn update_handshake(
     let handle = thread::spawn(move || {
         loop {
             let guard = map_for_thread.lock().unwrap();
-            for (peer, peerinfo) in guard.iter() {
+            for (_, peerinfo) in guard.iter() {
                 let id = generate_id();
                 let mut map = messages_list.lock().unwrap();
                 map.insert(id, EventType::Ping);
@@ -128,34 +122,12 @@ pub fn update_handshake(
                         peerinfo.ip.to_string(),
                         false,
                     );
-                    senders.send_dispatch(
+                    senders.send_dispatch(ping, peerinfo.ip.to_string(), false);
-                        ping,
-                        peerinfo.ip.to_string(),
-                        false,
-                        messages_list.clone(),
-                    );
                 }
             }
             drop(guard);
             thread::sleep(Duration::from_secs(60));
         }
     });
-    Worker::spawn(handle, crate::threads_handling::WorkerType::PING)
+    Worker::spawn(handle)
-}
-
-#[cfg(test)]
-mod tests {
-    use std::net::{IpAddr, Ipv4Addr};
-
-    use super::*;
-
-    /*#[test]
-    fn creating_cryptographic_signature() {
-        let mut hh = HandshakeHistory::new();
-        hh.add_new_handshake(
-            20,
-            "putain".to_string(),
-            SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 1),
-        );
-    }*/
 }

client-network/src/registration.rs

@@ -1,7 +1,6 @@
 use crate::NetworkEvent;
 use crate::P2PSharedData;
 use crate::cryptographic_signature::CryptographicSignature;
-use crate::get_server_address;
 use crate::get_socket_address;
 use crate::message_handling::EventType;
 use crate::messages_structure::construct_message;
@@ -105,70 +104,10 @@ pub async fn perform_handshake(
 
     match hello_handshake {
         Some(handshake_message) => {
-            senders.send_dispatch(
+            senders.send_dispatch(handshake_message, address, is_server_handshake.0);
-                handshake_message,
-                address,
-                is_server_handshake.0,
-                sd.messages_list(),
-            );
         }
         None => {}
     }
 
-    //let server_addr_query = get_socket_address(username.clone(), ip.clone(), Some(sd)).await;
-    //match server_addr_query {
-    //    Ok(sockaddr_bytes) => {}
-    //    Err(err_msg) => {}
-    //}
-
-    /*let mut list = messages_list.lock().expect("Failed to lock messages_list");
-    match list.get(&id) {
-        Some(_) => {
-            list.remove(&id);
-        }
-        None => {
-            list.insert(id, EventType::ServerHelloReply);
-        }
-    }
-    println!("message sent: {}", &id);*/
-    // 3. Perform the insertion
-    /*let mut buf = [0u8; 1024];
-    socket.recv_from(&mut buf).expect("receive failed");
-    let hello_handshake_received = UDPMessage::parse(buf.to_vec());
-    hello_handshake_received.display();*/
-    //TODO
     return true;
 }
-
-#[cfg(test)]
-mod tests {
-
-    /*///
-    /// does the procedure to register with the server
-    ///
-    #[tokio::test]
-    async fn registering_with_server() {
-        let username = String::from("gameixtreize");
-        let server_uri = String::from("https://jch.irif.fr:8443");
-        let crypto_pair = CryptographicSignature::new(username);
-        if let Err(e) = register_with_the_server(crypto_pair, server_uri).await {
-            eprintln!("Error during registration: {}", e);
-        }
-    }*/
-
-    /*///
-    /// retreives the socket address of a given peer
-    ///
-    #[tokio::test]
-    async fn retreive_socket_addr() {
-        let username = String::from("ipjkndqfshjldfsjlbsdfjhhj");
-        match get_socket_address(username).await {
-            Ok(body) => {
-                println!("{:?}", body);
-            }
-            Err(e) => {
-                eprintln!("Erreur HTTP: {}", e);
-            }
-        }
-    }*/
-}

client-network/src/threads_handling.rs

@@ -4,25 +4,16 @@ use std::sync::{
 };
 use std::thread::JoinHandle;
 
-pub enum WorkerType {
-    MSGRECEPTION,
-    MSGSENDER,
-    PING,
-    MSGRETRY,
-}
-
 pub struct Worker {
     thread: Option<JoinHandle<()>>,
     stop: Arc<AtomicBool>,
-    workertype: WorkerType,
 }
 
 impl Worker {
-    pub fn spawn(thread: JoinHandle<()>, workertype: WorkerType) -> Self {
+    pub fn spawn(thread: JoinHandle<()>) -> Self {
         Worker {
             stop: Arc::new(AtomicBool::new(false)),
             thread: Some(thread),
-            workertype,
         }
     }
 

rapport.txt

@@ -0,0 +1 @@
+https://docs.google.com/document/d/1emhrAfjJyJTWpBYx4IJGcCz0_iLVjDRAAdq2EZFchKo/edit?usp=sharing