From 078734e8a1479438312253bee524497d8bd2cddc Mon Sep 17 00:00:00 2001
From: Arkitu <85173315+Arkitu@users.noreply.github.com>
Date: Mon, 18 Aug 2025 14:31:23 +0200
Subject: [PATCH] send new users on chat + cleaning

---
 src/apps/chat.rs |  8 +++-----
 src/socket/ws.rs | 11 +++++------
 2 files changed, 8 insertions(+), 11 deletions(-)

diff --git a/src/apps/chat.rs b/src/apps/chat.rs
index d5f6590..c60008b 100644
--- a/src/apps/chat.rs
+++ b/src/apps/chat.rs
@@ -1,10 +1,10 @@
-use core::{str::from_utf8_unchecked, sync::atomic::Ordering};
+use core::sync::atomic::Ordering;
 
-use embassy_sync::{blocking_mutex::raw::ThreadModeRawMutex, mutex::Mutex, signal::Signal};
+use embassy_sync::{blocking_mutex::raw::ThreadModeRawMutex, mutex::Mutex};
 use embassy_time::{Duration, Timer};
 use heapless::String;
 use log::{info, warn};
-use pico_website::{unimplemented, unwrap, unwrap_opt};
+use pico_website::unimplemented;
 use portable_atomic::AtomicUsize;
 use serde::Serialize;
 
@@ -162,7 +162,6 @@ pub static USERNAMES_VERSION: AtomicUsize = AtomicUsize::new(0);
 
 pub struct ChatApp {
     id: u8,
-    json_buf: [u8; 48 + USERNAME_MAX_LEN + MSG_MAX_SIZE],
     /// Id of the next message to send to client (so that 0 means no message has been sent)
     next_msg: usize,
     usernames_version: usize,
@@ -171,7 +170,6 @@ impl ChatApp {
     pub fn new(id: u8) -> Self {
         Self {
             id,
-            json_buf: [0; _],
             next_msg: 0,
             usernames_version: 0,
         }
diff --git a/src/socket/ws.rs b/src/socket/ws.rs
index 207347e..ed3467e 100644
--- a/src/socket/ws.rs
+++ b/src/socket/ws.rs
@@ -1,11 +1,10 @@
-use core::str::{from_utf8, from_utf8_unchecked};
+use core::str::from_utf8;
 
 use embassy_net::tcp::{TcpReader, TcpSocket, TcpWriter};
-use embassy_time::{Instant, Timer};
-use embedded_io_async::{ErrorType, ReadReady, Write};
-use heapless::Vec;
-use log::{info, warn};
-use pico_website::{assert, expect_opt, unwrap, unwrap_opt};
+use embassy_time::Instant;
+use embedded_io_async::ReadReady;
+use log::warn;
+use pico_website::{assert, unwrap, unwrap_opt};
 
 #[derive(Clone, Copy, Debug)]
 pub enum WsMsg<'a> {