From 46e8775bac52e9844801c5360f2164324c7abf1b Mon Sep 17 00:00:00 2001
From: Sefinek <contact@sefinek.net>
Date: Wed, 25 Dec 2024 18:36:56 +0100
Subject: [PATCH] Update `Prompt for server ID`

---
 install.sh | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/install.sh b/install.sh
index a08b450..2dbab53 100644
--- a/install.sh
+++ b/install.sh
@@ -86,10 +86,17 @@ while true; do
 done
 
 # Prompt for server ID
-read -r -p "🖥️ Enter your Server ID (leave blank for null): " server_id
-if [[ -z $server_id ]]; then
-    server_id=null
-fi
+while true; do
+    read -r -p "🖥️ Enter the server ID, leave blank if you do not wish to provide one (e.g., homeserver1): " server_id
+    if [[ -z $server_id ]]; then
+        server_id=null
+        break
+    elif [[ $server_id =~ ^[A-Za-z0-9]{1,16}$ ]]; then
+        break
+    else
+        echo "❌ It must be 1-16 characters long, contain only letters and numbers, and have no spaces or special characters."
+    fi
+done
 
 # Prompt for system update and upgrade
 read -r -p "🛠️ Do you want to update and upgrade the system (apt upgrade)? [Yes/No]: " answer