update games in real time of user change

server/src/game_handler.rs

@@ -12,12 +12,14 @@ use std::{
 };
 
 /// For interacting with the game handler
+#[derive(Debug)]
 pub enum GameHandlerMessage {
     NewGame(NewGameRequest, SocketAddr),
     JoinGame(String, SocketAddr),
     MoveRequest(PlayerMoveRequest, SocketAddr),
     JudgeDecision(JudgeDecisionRequest, SocketAddr),
     DeleteGame(GameDeleteRequest),
+    SendGameUpdate(Vec<String>),
 }
 
 /// Handles game stuff
@@ -40,6 +42,7 @@ impl GameHandler {
             MoveRequest(request, addr) => self.handle_player_move(request, addr).await,
             JudgeDecision(request, addr) => self.handle_judging(request, addr).await,
             DeleteGame(request) => self.delete_game(request).await,
+            SendGameUpdate(game_ids) => self.send_game_state_update(game_ids),
         }
     }
 
@@ -77,7 +80,7 @@ impl GameHandler {
                     .unwrap()
                     .judge_round(request, player_user_id);
 
-                self.send_game_state_update(game_id);
+                self.send_game_state_update(vec![game_id]);
             } else {
                 tracing::error!("Received judge request for nonexistent judge player!");
             }
@@ -124,10 +127,46 @@ impl GameHandler {
         }
     }
 
+    // Ties game ids to user for easier lookup
+    fn register_user_in_game(&self, game_id: String, user_id: String) {
+        if !self
+            .state
+            .games_by_user
+            .read()
+            .unwrap()
+            .contains_key(&user_id)
+        {
+            self.state
+                .games_by_user
+                .write()
+                .unwrap()
+                .insert(user_id, vec![game_id]);
+        } else if self
+            .state
+            .games_by_user
+            .read()
+            .unwrap()
+            .contains_key(&user_id)
+        {
+            self.state
+                .games_by_user
+                .write()
+                .unwrap()
+                .get_mut(&user_id)
+                .unwrap()
+                .extend(vec![game_id]);
+        }
+    }
+
     /// Puts a user in a game
     async fn join_game(&self, id: String, addr: SocketAddr) {
         if let Some(this_game) = self.state.games.read().unwrap().get(&id) {
             if let Some(this_user) = self.state.online_users.read().unwrap().get(&addr) {
+                let this_user_id = this_user.read().unwrap().uuid.clone();
+
+                // Register game to user
+                self.register_user_in_game(id.clone(), this_user_id);
+
                 // Create player
                 this_game.write().unwrap().create_player(this_user.clone());
             } else {
@@ -138,9 +177,10 @@ impl GameHandler {
             tracing::error!("User tried to join a nonexistent game!");
             return;
         }
+        tracing::debug!("{:#?}", self.state.games_by_user.read().unwrap());
 
         // Send updates for all players
-        self.send_game_state_update(id);
+        self.send_game_state_update(vec![id]);
 
         // Broadcast game browser update
         self.state
@@ -156,7 +196,8 @@ impl GameHandler {
     }
 
     /// Send game state update for all players of a game
-    fn send_game_state_update(&self, game_id: String) {
+    fn send_game_state_update(&self, game_ids: Vec<String>) {
+        for game_id in game_ids {
             if let Some(this_game) = self.state.games.read().unwrap().get(&game_id) {
                 let players = this_game
                     .read()
@@ -204,6 +245,7 @@ impl GameHandler {
                 tracing::error!("Attempted to create game state update for nonexistent game!");
             }
         }
+    }
 
     /// Creates a new game
     async fn create_new_game(&self, new_game: NewGameRequest, addr: SocketAddr) {
@@ -237,7 +279,10 @@ impl GameHandler {
                 Arc::new(RwLock::new(new_game_object)),
             );
 
-            self.send_game_state_update(game_id);
+            // Register game to user
+            self.register_user_in_game(game_id.clone(), host.read().unwrap().uuid.clone());
+
+            self.send_game_state_update(vec![game_id]);
 
             // Broadcast game browser update
             self.state

server/src/lib.rs

@@ -71,6 +71,7 @@ pub struct AppState {
     pub last_names: Vec<String>,
     pub reserved_names: RwLock<HashSet<String>>,
     pub users_by_id: RwLock<HashMap<String, Arc<RwLock<User>>>>,
+    pub games_by_user: RwLock<HashMap<String, Vec<String>>>,
     pub online_users: RwLock<HashMap<SocketAddr, Arc<RwLock<User>>>>,
     pub offline_users: RwLock<HashMap<String, Arc<RwLock<User>>>>,
     pub packs: CardPacks,

server/src/main.rs

@@ -35,6 +35,7 @@ async fn main() -> Result<()> {
     let last_names = load_names("data/last.txt")?;
     let reserved_names = RwLock::new(HashSet::<String>::new());
     let users_by_id = RwLock::new(HashMap::<String, Arc<RwLock<User>>>::new());
+    let games_by_user = RwLock::new(HashMap::<String, Vec<String>>::new());
     let online_users = RwLock::new(HashMap::<SocketAddr, Arc<RwLock<User>>>::new());
     let offline_users = RwLock::new(HashMap::<String, Arc<RwLock<User>>>::new());
     let (packs, packs_meta, white_cards_by_id) = load_cards_from_json("data/cah-cards-full.json")?;
@@ -50,6 +51,7 @@ async fn main() -> Result<()> {
         last_names,
         reserved_names,
         users_by_id,
+        games_by_user,
         online_users,
         offline_users,
         packs,

server/src/user_handler.rs

@@ -3,7 +3,7 @@ use crate::DmUserMethod::*;
 use crate::SendUserMessage::*;
 use crate::User;
 use crate::UserHandlerMessage::*;
-use lib::*;
+use crate::*;
 use serde_json::to_string;
 use std::net::SocketAddr;
 use std::sync::{Arc, RwLock};
@@ -245,6 +245,35 @@ impl UserHandler {
             Addr(addr),
         )
         .await;
+        // Update games this user is in
+        if let Some(user) = &self.state.online_users.read().unwrap().get(&addr) {
+            let user_id = user.read().unwrap().uuid.to_string();
+            {
+                if self
+                    .state
+                    .games_by_user
+                    .read()
+                    .unwrap()
+                    .contains_key(&user_id)
+                {
+                    let msg = GameHandlerMessage::SendGameUpdate(
+                        self.state
+                            .games_by_user
+                            .read()
+                            .unwrap()
+                            .get(&user_id)
+                            .unwrap()
+                            .to_vec(),
+                    );
+                    let tx = self.state.games_tx.clone();
+
+                    tokio::spawn(async move {
+                        tracing::debug!("msg: {:#?}", &msg);
+                        let _ = tx.send(msg).await;
+                    });
+                }
+            }
+        }
         // Send client updates
         let _ = broadcast_tx.send(meta_games_browser_update(&self.state));
         let _ = broadcast_tx.send(meta_chat_update(&self.state));
@@ -275,6 +304,20 @@ pub fn meta_chat_update(state: &Arc<AppState>) -> String {
     .unwrap()
 }
 
+/// Generate chatroom join announcement
+pub fn meta_announce_user_join(state: &Arc<AppState>, addr: &SocketAddr) -> String {
+    let msg = format!("{} joined.", {
+        if let Some(user) = state.online_users.read().unwrap().get(addr) {
+            user.read().unwrap().name.clone()
+        } else {
+            return Default::default();
+        }
+    });
+
+    tracing::debug!("{}", &msg);
+    to_string::<ChatMessage>(&ChatMessage { text: msg }).unwrap()
+}
+
 /// Generage cards meta message
 pub fn meta_new_game_card_packs(state: &Arc<AppState>) -> String {
     to_string::<CardPacksMeta>(&state.packs_meta).unwrap()
@@ -316,17 +359,3 @@ pub fn meta_games_browser_update(state: &Arc<AppState>) -> String {
 
     to_string::<GamesUpdate>(&GamesUpdate { games }).unwrap()
 }
-
-/// Generate chatroom join announcement
-pub fn meta_announce_user_join(state: &Arc<AppState>, addr: &SocketAddr) -> String {
-    let msg = format!("{} joined.", {
-        if let Some(user) = state.online_users.read().unwrap().get(addr) {
-            user.read().unwrap().name.clone()
-        } else {
-            return Default::default();
-        }
-    });
-
-    tracing::debug!("{}", &msg);
-    to_string::<ChatMessage>(&ChatMessage { text: msg }).unwrap()
-}