Fix DB unsigneed integers overflowing

server/src/db.rs

@@ -119,7 +119,7 @@ impl Db {
         match self.conn.query_row(
             "SELECT LobbyID from UsersInLobbies WHERE UserID = ?",
             params![user.as_bytes().to_vec()],
-            |r| r.get(0),
+            |r| r.get::<_ ,i32>(0).map(|x| x as u32),
         ) {
             Ok(v) => Ok(Some(v)),
             Err(e) => match e {
@@ -134,7 +134,7 @@ impl Db {
         let mut prepared = self
             .conn
             .prepare("SELECT ID FROM Lobbies WHERE Public = TRUE").unwrap();
-        prepared.query(params![]).and_then(|r| r.map(|r| r.get(0)).collect()).unwrap()
+        prepared.query(params![]).and_then(|r| r.map(|r| r.get::<_, i32>(0).map(|x| x as u32)).collect()).unwrap()
     }
 
     fn delete_vote(&mut self, user: Uuid) {
@@ -148,7 +148,7 @@ impl Db {
         self.delete_vote(user);
         self.conn.execute(
             "INSERT INTO Votes(UserID, GameID) VALUES(?, ?)",
-            params![user.as_bytes().to_vec(), game],
+            params![user.as_bytes().to_vec(), game as i32],
         ).unwrap();
     }
 
@@ -162,19 +162,19 @@ impl Db {
 
     pub fn get_votes(&mut self, lobby: u32) -> Vec<(String, u32, bool)> {
         let mut prepared = self.conn.prepare_cached("SELECT Users.Name, Votes.GameID, Votes.Ready FROM Votes JOIN Users ON Users.UUID = Votes.UserID WHERE Votes.UserID IN (SELECT UserID FROM UsersInLobbies WHERE LobbyID = ?)").unwrap();
-        prepared.query(params![lobby]).and_then(|r| r.map(|r| r.try_into()).collect()).unwrap()
+        prepared.query(params![lobby as i32]).and_then(|r| r.map(|r| r.try_into().map(|(s, n, b): (String, i32, bool)| (s, n as u32, b))).collect()).unwrap()
     }
 
     pub fn is_poll_finished(&mut self, lobby: u32) -> bool {
         self.conn.query_row(
             "SELECT (SELECT COUNT(*) FROM UsersInLobbies where LobbyID = ?) = (SELECT COUNT(*) FROM Votes WHERE UserID IN (SELECT UserID FROM UsersInLobbies WHERE LobbyID = ?) AND Ready = TRUE)",
-            params![lobby, lobby],
+            params![lobby as i32, lobby as i32],
             |r| r.get(0)
         ).unwrap()
     }
 
     pub fn delete_votes(&mut self, lobby: u32) {
         self.conn
-            .execute("DELETE FROM Votes WHERE UserId IN (SELECT UserID FROM UsersInLobbies WHERE LobbyID = ?)", params![lobby]).unwrap();
+            .execute("DELETE FROM Votes WHERE UserId IN (SELECT UserID FROM UsersInLobbies WHERE LobbyID = ?)", params![lobby as i32]).unwrap();
     }
 }