From: Greg Burri <greg.burri@gmail.com>
Date: Mon, 22 Mar 2021 10:25:06 +0000 (+0100)
Subject: Avoid data duplication.
X-Git-Url: http://git.euphorik.ch/?p=valheim_web.git;a=commitdiff_plain;h=95461b556df2f7f36fa773317b2fd95fba74ac46

Avoid data duplication.
---

diff --git a/backend/src/valheim_controller.rs b/backend/src/valheim_controller.rs
index a89c442..aaf82f0 100644
--- a/backend/src/valheim_controller.rs
+++ b/backend/src/valheim_controller.rs
@@ -75,6 +75,8 @@ fn format_byte_size(bytes: u64, precision: usize) -> String {
 }
 
 const VALHEIM_PROCESS_NAME: &str = "valheim_server";
+const STRING_BEFORE_CHARACTER_NAME: &str = "Got character ZDOID from";
+const STRING_BEFORE_NB_OF_CONNECTIONS: &str = "Connections";
 
 #[cfg(target_os = "linux")]
 fn get_active_players() -> Vec<String> {
@@ -91,9 +93,8 @@ fn get_active_players() -> Vec<String> {
             Ok(Some(entry)) => {
                 if let (Some(unit), Some(mess)) = (entry.get("_SYSTEMD_UNIT"), entry.get("MESSAGE")) {
                     if unit == "valheim.service" {
-                        //"Got character ZDOID from {}"
-                        if let Some(pos) = mess.find("Got character ZDOID from") {
-                            let character_str = mess.get(pos+25..).unwrap();
+                        if let Some(pos) = mess.find(STRING_BEFORE_CHARACTER_NAME) {
+                            let character_str = mess.get(pos+STRING_BEFORE_CHARACTER_NAME.len()+1..).unwrap();
                             if let Some(pos_end) = character_str.find(" : ") {
                                 let player_name = String::from(character_str.get(0..pos_end).unwrap());
                                 if !players.contains(&player_name) {
@@ -104,8 +105,8 @@ fn get_active_players() -> Vec<String> {
                                 }
                             }
                         }
-                        else if let Some(pos) = mess.find("Connections") {
-                            let nb_of_connections_str = mess.get(pos+12..).unwrap();
+                        else if let Some(pos) = mess.find(STRING_BEFORE_NB_OF_CONNECTIONS) {
+                            let nb_of_connections_str = mess.get(pos+STRING_BEFORE_NB_OF_CONNECTIONS.len()+1..).unwrap();
                             if let Some(pos_end) = nb_of_connections_str.find(' ') {
                                 if let Ok(n) = nb_of_connections_str.get(0..pos_end).unwrap().parse() {
                                     number_of_connections = n;