more cleanup

server/src/game_handler.rs

@@ -4,12 +4,12 @@ use crate::AppState;
 use crate::DmUserMethod::*;
 use crate::GameHandlerMessage::*;
 use crate::SendUserMessage::*;
-use crate::Sender;
 use crate::UserHandlerMessage::*;
 use axum::extract::ws::Message;
 use lib::*;
 use serde_json::to_string;
 use std::{collections::HashMap, net::SocketAddr, sync::Arc};
+use tokio::sync::mpsc::Sender;
 
 /// For interacting with the game handler
 pub enum GameHandlerMessage {

server/src/incoming_message_handler.rs

@@ -5,8 +5,7 @@ use crate::UserHandlerMessage::*;
 use axum::extract::ws::{CloseFrame, Message};
 use lib::*;
 use serde_json::{from_str, to_string};
-use std::net::SocketAddr;
-use std::sync::Arc;
+use std::{net::SocketAddr, sync::Arc};
 
 /// Handles incoming messages
 pub struct IncomingMessageHandler {

server/src/lib.rs

@@ -1,11 +1,9 @@
 #![feature(if_let_guard)]
 
 use crate::game_handler::*;
-use anyhow::{Context, Result};
 use axum::extract::ws::Message;
-use lib::*;
 use std::{
-    collections::{HashMap, HashSet},
+    collections::HashMap,
     net::SocketAddr,
     sync::{Arc, RwLock},
 };
@@ -17,6 +15,7 @@ pub mod card_loader;
 pub mod game;
 pub mod game_handler;
 pub mod incoming_message_handler;
+pub mod name_generator;
 pub mod user_handler;
 pub mod websocket;
 

server/src/name_generator.rs

@@ -0,0 +1,54 @@
+use anyhow::{Context, Result};
+use rand::prelude::SliceRandom;
+use std::{
+    collections::HashSet,
+    fs::File,
+    io::{BufRead, BufReader},
+};
+
+pub struct NameGenerator {
+    first_names: Vec<String>,
+    last_names: Vec<String>,
+}
+
+/// Parse name list
+pub fn load_names(path: &str) -> Result<Vec<String>> {
+    let f = File::open(path).with_context(|| format!("Invalid names path: \"{}\"", path))?;
+    let f = BufReader::new(f);
+
+    let mut buf = vec![];
+
+    for line in f.lines() {
+        buf.push(line?)
+    }
+
+    Ok(buf)
+}
+
+impl NameGenerator {
+    pub fn new() -> Self {
+        NameGenerator {
+            first_names: load_names("data/first.txt").unwrap(),
+            last_names: load_names("data/last.txt").unwrap(),
+        }
+    }
+
+    pub fn generate(&mut self, reserved_names: &HashSet<String>) -> String {
+        // Roll for username and re-roll if taken
+        let mut name;
+
+        loop {
+            name = format!(
+                "{} {}",
+                self.first_names.choose(&mut rand::thread_rng()).unwrap(),
+                self.last_names.choose(&mut rand::thread_rng()).unwrap(),
+            );
+
+            if !reserved_names.contains(&name) {
+                break;
+            }
+        }
+
+        name
+    }
+}

server/src/user_handler.rs

@@ -1,41 +1,28 @@
+use crate::name_generator::*;
 use crate::AppState;
 use crate::DmUserMethod::*;
+use crate::GameHandlerMessage;
 use crate::SendUserMessage::*;
 use crate::User;
 use crate::UserHandlerMessage::*;
-use crate::*;
-use rand::prelude::SliceRandom;
+use axum::extract::ws::Message;
+use lib::*;
 use serde_json::to_string;
 use std::{
-    fs::File,
-    io::{BufRead, BufReader},
+    collections::{HashMap, HashSet},
     net::SocketAddr,
     sync::{Arc, RwLock},
 };
+use tokio::sync::mpsc::Sender;
 
 // TODO: clean up all this tx/msg mess
 
-/// Parse name list
-pub fn load_names(path: &str) -> Result<Vec<String>> {
-    let f = File::open(path).with_context(|| format!("Invalid names path: \"{}\"", path))?;
-    let f = BufReader::new(f);
-
-    let mut buf = vec![];
-
-    for line in f.lines() {
-        buf.push(line?)
-    }
-
-    Ok(buf)
-}
-
 /// Handles users
 pub struct UserHandler {
     /// Pointer to global state
     state: Arc<AppState>,
     users_by_id: HashMap<String, Arc<RwLock<User>>>,
-    first_names: Vec<String>,
-    last_names: Vec<String>,
+    name_generator: NameGenerator,
     reserved_names: HashSet<String>,
 }
 
@@ -66,9 +53,8 @@ impl UserHandler {
         UserHandler {
             state,
             users_by_id: HashMap::<String, Arc<RwLock<User>>>::new(),
-            first_names: load_names("data/first.txt").unwrap(),
-            last_names: load_names("data/last.txt").unwrap(),
             reserved_names: HashSet::<String>::new(),
+            name_generator: NameGenerator::new(),
         }
     }
 
@@ -143,41 +129,26 @@ impl UserHandler {
 
     /// Create, register, and hydrate new user
     async fn set_up_new_user(&mut self, dm_tx: Sender<Message>, addr: SocketAddr) {
-        // Roll for username and re-roll if taken
-        let mut name;
-
-        loop {
-            name = format!(
-                "{} {}",
-                self.first_names.choose(&mut rand::thread_rng()).unwrap(),
-                self.last_names.choose(&mut rand::thread_rng()).unwrap(),
-            );
-
-            if !self.reserved_names.contains(&name) {
-                break;
-            }
-        }
+        let name = self.name_generator.generate(&self.reserved_names);
 
         let new_user = Arc::new(RwLock::new(User::new(name, dm_tx.clone())));
 
-        // Notify client of new username
-        let tx = dm_tx.clone();
-        let msg = user_client_self_update(&new_user);
-        tokio::spawn(async move { tx.send(msg).await });
-
         // Register uuid
         self.users_by_id
             .insert(new_user.read().unwrap().uuid.clone(), new_user.clone());
 
         // Register online using `addr` as key until something longer lived exists
-        self.state
-            .online_users
-            .write()
-            .unwrap()
-            .insert(addr, new_user.clone());
+        self.set_user_online(addr, new_user.clone());
 
         // Hydrate client
         if !dm_tx.is_closed() {
+            // Notify client of username
+            if let Err(e) = dm_tx.send(user_client_self_update(&new_user)).await {
+                tracing::error!("Error sending client update {}", e)
+            }
+
+            // Send game update
+            // TODO: send single update instad of broadcasting to all users
             if let Err(e) = self
                 .state
                 .tx_game_handler
@@ -187,6 +158,7 @@ impl UserHandler {
                 tracing::error!("Error contacing game handler {}", e)
             }
 
+            // Send card packs for new game form
             if let Err(e) = self
                 .state
                 .tx_game_handler
@@ -195,6 +167,8 @@ impl UserHandler {
             {
                 tracing::error!("Error contacing game handler {}", e)
             }
+        } else {
+            self.user_cleanup(addr);
         }
 
         // Broadcast new user's existence
@@ -398,15 +372,7 @@ impl UserHandler {
         });
 
         // Move user to offline
-        self.state.offline_users.write().unwrap().insert(
-            user_name,
-            self.state
-                .online_users
-                .write()
-                .unwrap()
-                .remove(&addr)
-                .unwrap(),
-        );
+        self.set_user_offline(user_name, &addr);
 
         self.broadcast_user_count();
 
@@ -418,6 +384,24 @@ impl UserHandler {
             }
         });
     }
+
+    /// Set user status to online
+    fn set_user_online(&self, addr: SocketAddr, user: Arc<RwLock<User>>) {
+        self.state.online_users.write().unwrap().insert(addr, user);
+    }
+
+    /// Set user status to offline
+    fn set_user_offline(&self, user_name: String, addr: &SocketAddr) {
+        self.state.offline_users.write().unwrap().insert(
+            user_name,
+            self.state
+                .online_users
+                .write()
+                .unwrap()
+                .remove(addr)
+                .unwrap(),
+        );
+    }
 }
 
 /// Generate message to notify client of user changes