Update swp-install

swp-install

@@ -143,16 +143,29 @@ install_dependencies() {
 check_existing() {
     if [ -d "/usr/local/bin/SkywarnPlus" ]; then
         print_divider
-        echo "SkywarnPlus directory already exists. It must be removed to continue the installation."
-        read -r -p "Do you want to remove it? Enter 'y' for yes or 'n' for no. [y]: " REMOVE_CONFIRMATION
-        REMOVE_CONFIRMATION=${REMOVE_CONFIRMATION:-y}
-        if [[ "$REMOVE_CONFIRMATION" != [Yy] ]]; then
+        echo "Existing SkywarnPlus installation detected. This installer script was intended for new installations."
+        read -r -p "Would you like to run UpdateSWP.py instead?
+
+[Y] Switch to UpdateSWP.py
+[N] Continue with a fresh install after making a backup to SkywarnPlus_$(date +'%m-%d-%Y')/
+    (you can grab your old config.yaml file from the backup)
+
+Please choose an option (y/n) [y]: " INSTALL_OPTION
+        INSTALL_OPTION=${INSTALL_OPTION:-y}
+        
+        if [[ "$INSTALL_OPTION" =~ ^[Yy]$ ]]; then
             print_divider
-            echo "Installation aborted. Exiting."
+            echo "Switching to UpdateSWP.py..."
             print_divider
-            exit 1
+            /usr/local/bin/SkywarnPlus/UpdateSWP.py
+            exit 0
         else
-            rm -rf /usr/local/bin/SkywarnPlus
+            BACKUP_DIR="/usr/local/bin/SkywarnPlus_$(date +'%m-%d-%Y')"
+            print_divider
+            echo "Making a backup to $BACKUP_DIR..."
+            mv /usr/local/bin/SkywarnPlus "$BACKUP_DIR"
+            print_divider
+            echo "Backup complete. Continuing with fresh installation..."
         fi
     fi
 }