ui

crates/lanspread-peer/src/lib.rs

@@ -120,6 +120,9 @@ pub enum PeerEvent {
     DownloadGameFilesFailed {
         id: String,
     },
+    NoPeersHaveGame {
+        id: String,
+    },
     PeerConnected(SocketAddr),
     PeerDisconnected(SocketAddr),
     PeerDiscovered(SocketAddr),
@@ -1315,6 +1318,9 @@ async fn handle_get_game_command(ctx: &Ctx, tx_notify_ui: &UnboundedSender<PeerE
     let peers = { ctx.peer_game_db.read().await.peers_with_game(&id) };
     if peers.is_empty() {
         log::warn!("No peers have game {id}");
+        if let Err(e) = tx_notify_ui.send(PeerEvent::NoPeersHaveGame { id: id.clone() }) {
+            log::error!("Failed to send NoPeersHaveGame event: {e}");
+        }
         return;
     }
 

crates/lanspread-tauri-deno-ts/src-tauri/src/lib.rs

@@ -663,6 +663,21 @@ pub fn run() {
                                     }
 
                         }
+                        PeerEvent::NoPeersHaveGame { id } => {
+                            log::warn!("PeerEvent::NoPeersHaveGame received for {id}");
+
+                            if let Err(e) = app_handle.emit("game-no-peers", Some(id.clone())) {
+                                log::error!("PeerEvent::NoPeersHaveGame: Failed to emit game-no-peers event: {e}");
+                            }
+
+                            app_handle
+                                .state::<LanSpreadState>()
+                                .inner()
+                                .games_in_download
+                                .write()
+                                .await
+                                .remove(&id);
+                        }
                         PeerEvent::DownloadGameFilesBegin { id } => {
                             log::info!("PeerEvent::DownloadGameFilesBegin received");
 

crates/lanspread-tauri-deno-ts/src/App.css

@@ -216,3 +216,15 @@ h1.align-center {
   border-radius: 8px;
   box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
 }
+
+.item-info {
+  min-height: 18px;
+  margin: 8px 10px 16px;
+  font-size: 0.85em;
+  color: #8892b0;
+  text-align: center;
+}
+
+.item-info.error {
+  color: #ff6666;
+}

crates/lanspread-tauri-deno-ts/src/App.tsx

@@ -18,16 +18,20 @@ enum InstallStatus {
     Installed = 'Installed',
 }
 
+type StatusLevel = 'info' | 'error';
+
 interface Game {
     id: string;
     name: string;
     description: string;
     size: number;
-    thumbnail: Uint8Array;
+    thumbnail: Uint8Array | number[];
     installed: boolean;
     install_status: InstallStatus;
     eti_game_version?: string;
     local_version?: string;
+    status_message?: string;
+    status_level?: StatusLevel;
 }
 
 const App = () => {
@@ -57,7 +61,12 @@ const App = () => {
                 const game_id = event.payload as string;
                 console.log(`❌ game-download-failed ${game_id} event received`);
                 setGameItems(prev => prev.map(item => item.id === game_id
-                    ? {...item, install_status: InstallStatus.NotInstalled}
+                    ? {
+                        ...item,
+                        install_status: item.installed ? InstallStatus.Installed : InstallStatus.NotInstalled,
+                        status_message: 'Download failed. Please try again.',
+                        status_level: 'error',
+                    }
                     : item));
 
                 // Convert to string explicitly and verify it's not empty
@@ -72,7 +81,24 @@ const App = () => {
             return unlisten;
         };
 
+        const setupNoPeersListener = async () => {
+            const unlisten = await listen('game-no-peers', (event) => {
+                const game_id = event.payload as string;
+                console.log(`⚠️ game-no-peers ${game_id} event received`);
+                setGameItems(prev => prev.map(item => item.id === game_id
+                    ? {
+                        ...item,
+                        install_status: item.installed ? InstallStatus.Installed : InstallStatus.NotInstalled,
+                        status_message: 'No peers currently have this game.',
+                        status_level: 'error',
+                    }
+                    : item));
+            });
+            return unlisten;
+        };
+
         setupDownloadFailedListener();
+        setupNoPeersListener();
     }, [gameDir]);
 
     useEffect(() => {
@@ -82,7 +108,12 @@ const App = () => {
                 const game_id = event.payload as string;
                 console.log(`🗲 game-unpack-finished ${game_id} event received`);
                 setGameItems(prev => prev.map(item => item.id === game_id
-                    ? {...item, install_status: InstallStatus.Installed}
+                    ? {
+                        ...item,
+                        install_status: InstallStatus.Installed,
+                        status_message: undefined,
+                        status_level: undefined,
+                    }
                     : item));
 
                 // Convert to string explicitly and verify it's not empty
@@ -131,7 +162,20 @@ const App = () => {
                     console.log('🗲 Received games-list-updated event');
                     const games = event.payload as Game[];
                     console.log(`🎮 ${games.length} Games received`);
-                    setGameItems(games);
+                    setGameItems(prev => {
+                        const previousById = new Map(prev.map(item => [item.id, item]));
+                        return games.map(game => {
+                            const previous = previousById.get(game.id);
+                            const installStatus = previous?.install_status
+                                ?? (game.installed ? InstallStatus.Installed : InstallStatus.NotInstalled);
+                            return {
+                                ...game,
+                                install_status: installStatus,
+                                status_message: previous?.status_message,
+                                status_level: previous?.status_level,
+                            };
+                        });
+                    });
                     getInitialGameDir();
                 });
 
@@ -140,7 +184,12 @@ const App = () => {
                     const game_id = event.payload as string;
                     console.log(`🗲 game-download-begin ${game_id} event received`);
                     setGameItems(prev => prev.map(item => item.id === game_id
-                        ? { ...item, install_status: InstallStatus.Downloading }
+                        ? {
+                            ...item,
+                            install_status: InstallStatus.Downloading,
+                            status_message: undefined,
+                            status_level: undefined,
+                        }
                         : item));
                 });
 
@@ -149,7 +198,12 @@ const App = () => {
                     const game_id = event.payload as string;
                     console.log(`🗲 game-download-finished ${game_id} event received`);
                     setGameItems(prev => prev.map(item => item.id === game_id
-                        ? { ...item, install_status: InstallStatus.Unpacking }
+                        ? {
+                            ...item,
+                            install_status: InstallStatus.Unpacking,
+                            status_message: undefined,
+                            status_level: undefined,
+                        }
                         : item));
                 });
 
@@ -195,7 +249,12 @@ const App = () => {
                 console.log(`✅ Game install for id=${id} started...`);
                 // update install status in gameItems for this game
                 setGameItems(prev => prev.map(item => item.id === id
-                    ? { ...item, install_status: InstallStatus.CheckingPeers }
+                    ? {
+                        ...item,
+                        install_status: InstallStatus.CheckingPeers,
+                        status_message: undefined,
+                        status_level: undefined,
+                    }
                     : item));
             } else {
                 // game is already being installed
@@ -214,7 +273,12 @@ const App = () => {
                 console.log(`✅ Game update for id=${id} started...`);
                 // update install status in gameItems for this game
                 setGameItems(prev => prev.map(item => item.id === id
-                    ? { ...item, install_status: InstallStatus.CheckingPeers }
+                    ? {
+                        ...item,
+                        install_status: InstallStatus.CheckingPeers,
+                        status_message: undefined,
+                        status_level: undefined,
+                    }
                     : item));
             } else {
                 // game is already being installed/updated
@@ -337,6 +401,9 @@ const App = () => {
                                                     : 'Update'
                                         : 'Play'}
                             </div>
+                            <div className={`item-info${item.status_level ? ` ${item.status_level}` : ''}`}>
+                                {item.status_message ?? ''}
+                            </div>
                         </div>
                     );
                 })}