optional backup when cleaning

clean.sh

@@ -2,25 +2,46 @@
 
 set -euo pipefail
 
-TAG=.bak-$(date +%Y%m%d)
-
 SRC_DIRS=(
   "$HOME/.local/share/nvim"
   "$HOME/.local/state/nvim"
   "$HOME/.cache/nvim"
 )
 
-# Show plan and confirm
-printf "This will back up and clean your Neovim directories.\n"
-printf "Backup suffix to be appended: %s\n\n" "$TAG"
+# Ask if user wants to backup
+printf "Do you want to backup before cleaning? [Y/n]: "
+read -r BACKUP_CHOICE
+case ${BACKUP_CHOICE:-} in
+  [nN]|[nN][oO])
+    BACKUP=false
+    ;;
+  *)
+    BACKUP=true
+    TAG=.bak-$(date +%Y-%m-%d_%H-%M-%S)
+    ;;
+esac
 
-printf "Plan:\n"
-for SRC in "${SRC_DIRS[@]}"; do
+# Show plan and confirm
+printf "\n"
+if [ "$BACKUP" = true ]; then
+  printf "This will back up and clean your Neovim directories.\n"
+  printf "Backup suffix to be appended: %s\n\n" "$TAG"
+  printf "Plan:\n"
+  for SRC in "${SRC_DIRS[@]}"; do
     if [ -e "$SRC" ]; then
       DEST="${SRC}${TAG}"
-    printf "  %s -> %s\n" "$SRC" "$DEST"
+      printf "  %s ➡️ %s\n" "$SRC" "$DEST"
     fi
-done
+  done
+else
+  printf "This will remove your Neovim directories WITHOUT backup.\n\n"
+  printf "Plan:\n"
+  for SRC in "${SRC_DIRS[@]}"; do
+    if [ -e "$SRC" ]; then
+      printf "  %s ❌\n" "$SRC"
+    fi
+  done
+fi
 
 printf "\n"
 read -r -p "Are you sure you want to proceed? [y/N]: " CONFIRM
@@ -29,12 +50,15 @@ case ${CONFIRM:-} in
   *) printf "Aborted!\n"; exit 0;;
 esac
 
-# Perform moves, skipping missing sources
+# Perform action based on backup choice
 for SRC in "${SRC_DIRS[@]}"; do
   if [ -e "$SRC" ]; then
+    if [ "$BACKUP" = true ]; then
       DEST="${SRC}${TAG}"
-    printf "Moving %s -> %s\n" "$SRC" "$DEST"
       mv "$SRC" "$DEST"
+    else
+      rm -rf "$SRC"
+    fi
   fi
 done