From 8e972b6c13f757ace73854edb0077ecfd6d04ddd Mon Sep 17 00:00:00 2001
From: JaKooLit <ejhay.games@gmail.com>
Date: Sun, 16 Feb 2025 13:13:21 +0900
Subject: [PATCH] fixed sddm theme applying

---
 install-scripts/sddm_theme.sh | 42 ++++++++++++++++++++++++++++++-----
 1 file changed, 36 insertions(+), 6 deletions(-)

diff --git a/install-scripts/sddm_theme.sh b/install-scripts/sddm_theme.sh
index 472d2c9..742f1e6 100755
--- a/install-scripts/sddm_theme.sh
+++ b/install-scripts/sddm_theme.sh
@@ -48,13 +48,43 @@ if git clone --depth 1 "$source_theme" "$theme_name"; then
   # Move cloned theme to the themes directory
   sudo mv "$theme_name" "/usr/share/sddm/themes/$theme_name" 2>&1 | tee -a "$LOG"
 
-  # Set up new theme
-  echo -e "${NOTE} Setting up the login screen."
-  sddm_conf_dir=/etc/sddm.conf.d
-  [ ! -d "$sddm_conf_dir" ] && { printf "$CAT - $sddm_conf_dir not found, creating...\n"; sudo mkdir -p "$sddm_conf_dir" 2>&1 | tee -a "$LOG"; }
+  # setting up SDDM theme
+  sddm_conf_dir="/etc/sddm.conf.d"
+  BACKUP_SUFFIX=".bak"
   
-  # Configure theme settings
-  echo -e "[Theme]\nCurrent=$theme_name" | sudo tee "$sddm_conf_dir/theme.conf.user" >> "$LOG"
+  echo -e "${NOTE} Setting up the login screen." | tee -a "$LOG"
+
+  if [ -d "$sddm_conf_dir" ]; then
+    # If the directory exists, backup present files
+    echo "Backing up files in $sddm_conf_dir" | tee -a "$LOG"
+    for file in "$sddm_conf_dir"/*; do
+      if [ -f "$file" ]; then
+        # not change the backed up files
+        if [[ "$file" == *$BACKUP_SUFFIX ]]; then
+          echo "Skipping backup file: $file" | tee -a "$LOG"
+          continue
+        fi
+
+        # Backup each original file
+        sudo cp "$file" "$file$BACKUP_SUFFIX" 2>&1 | tee -a "$LOG"
+        echo "Backup created for $file" | tee -a "$LOG"
+        
+        # editing present files in "/etc/sddm.conf.d"
+        if grep -q '^[[:space:]]*Current=' "$file"; then
+          sudo sed -i 's/^[[:space:]]*Current=/#&/' "$file" 2>&1 | tee -a "$LOG"  
+          sudo sed -i "s/^[[:space:]]*#Current=.*/Current=$theme_name/" "$file" 2>&1 | tee -a "$LOG" 
+          echo "Updated theme in $file" | tee -a "$LOG"
+        fi
+      fi
+    done
+  else
+    # If the directory doesn't exist, create it and set up the new theme
+    echo "$CAT - $sddm_conf_dir not found, creating..." | tee -a "$LOG"
+    sudo mkdir -p "$sddm_conf_dir" 2>&1 | tee -a "$LOG"
+
+    echo -e "[Theme]\nCurrent=$theme_name" | sudo tee "$sddm_conf_dir/theme.conf.user" 2>&1 | tee -a "$LOG"
+    echo "Created and configured $sddm_conf_dir/theme.conf.user with theme $theme_name" | tee -a "$LOG"
+  fi
 
   # Replace current background from assets
   sudo cp -r assets/sddm.png "/usr/share/sddm/themes/$theme_name/backgrounds/default" 2>&1 | tee -a "$LOG"