From 4524f6e31cc7165b16a1480979fced43c9066016 Mon Sep 17 00:00:00 2001
From: Greg Burri <greg.burri@gmail.com>
Date: Sun, 27 Jun 2021 11:20:28 +0200
Subject: [PATCH] Remove empty nicks from the 'list' command.

---
 backend/src/minecraft_controller.rs | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/backend/src/minecraft_controller.rs b/backend/src/minecraft_controller.rs
index a644c4d..9287cda 100644
--- a/backend/src/minecraft_controller.rs
+++ b/backend/src/minecraft_controller.rs
@@ -88,8 +88,13 @@ fn get_status_from_rcon(rcon_password: &str) -> StatusFromRcon {
                         match client.send_command("list".to_string()) {
                             Ok(resp) =>
                                 match resp.body.find(':') {
-                                    Some(i) => resp.body[i + 1..resp.body.len() - 1].split(',').map(|nick| nick.trim().to_string()).collect(),
-                                    None => Vec::new()
+                                    Some(i) if i < resp.body.len() -1 =>
+                                        resp.body[i + 1..resp.body.len() - 1]
+                                            .split(',')
+                                            .map(|nick| nick.trim().to_string())
+                                            .filter(|nick| !nick.is_empty())
+                                            .collect(),
+                                    _ => Vec::new()
                                 },
                             Err(_e) => {
                                 println!("Error from 'list' command");
-- 
2.43.0