Switch cookie id to u32 as well

frontend/src/components/Demo.tsx

@@ -41,7 +41,7 @@ const Demo = ({ class: className }: DemoProps) => {
         session.
         <br />
         Your session is{" "}
-        <Emboldened skeletonWidth="0x1234567890ABCDEF" copyable={true}>
+        <Emboldened skeletonWidth="0x12345678" copyable={true}>
           {id != null ? toHex(id) : null}
         </Emboldened>
         . You have{" "}

src/main.rs

@@ -29,7 +29,7 @@ async fn session_middleware(req: &mut Request, res: &mut Response, depot: &mut D
     match req.cookie("Session") {
         Some(cookie) => {
             // Check if the session exists
-            match cookie.value().parse::<usize>() {
+            match cookie.value().parse::<u32>() {
                 Ok(session_id) => {
                     let mut store = STORE.lock().await;
                     if !store.sessions.contains_key(&session_id) {
@@ -75,7 +75,7 @@ async fn connect(req: &mut Request, res: &mut Response, depot: &Depot) -> Result
         .await
 }
 
-async fn handle_socket(session_id: usize, websocket: WebSocket) {
+async fn handle_socket(session_id: u32, websocket: WebSocket) {
     // Split the socket into a sender and receive of messages.
     let (socket_tx, mut socket_rx) = websocket.split();
 
@@ -220,14 +220,14 @@ pub async fn get_session(req: &mut Request, res: &mut Response, depot: &mut Depo
 }
 
 // Acquires the session id from the request, preferring the depot
-fn get_session_id(req: &Request, depot: &Depot) -> Option<usize> {
+fn get_session_id(req: &Request, depot: &Depot) -> Option<u32> {
     if depot.contains_key("session_id") {
-        return Some(*depot.get::<usize>("session_id").unwrap());
+        return Some(*depot.get::<u32>("session_id").unwrap());
     }
 
     // Otherwise, just use whatever the Cookie might have
     match req.cookie("Session") {
-        Some(cookie) => match cookie.value().parse::<usize>() {
+        Some(cookie) => match cookie.value().parse::<u32>() {
             Ok(id) => Some(id),
             _ => None,
         },

src/models.rs

@@ -8,7 +8,7 @@ use crate::utility::search;
 
 #[derive(Debug, Serialize, Clone)]
 pub struct Session {
-    pub id: usize,
+    pub id: u32,
     pub downloads: Vec<SessionDownload>,
 
     pub first_seen: chrono::DateTime<chrono::Utc>,
@@ -89,7 +89,7 @@ pub struct State<'a> {
     // A map of executables, keyed by their type/platform
     pub executables: HashMap<&'a str, Executable>,
     // A map of sessions, keyed by their identifier (a random number)
-    pub sessions: HashMap<usize, Session>,
+    pub sessions: HashMap<u32, Session>,
 }
 
 impl<'a> State<'a> {
@@ -126,9 +126,9 @@ impl<'a> State<'a> {
         self.executables.insert(exe_type, exe);
     }
 
-    pub async fn new_session(&mut self, res: &mut Response) -> usize {
+    pub async fn new_session(&mut self, res: &mut Response) -> u32 {
         let mut rng = rand::thread_rng();
-        let id: usize = rng.gen();
+        let id: u32 = rng.gen();
 
         let now = chrono::Utc::now();
         self.sessions.insert(