#!/usr/bin/env bash
set -euo pipefail

# cleanup.sh - Commits, pushes, and prunes LFS files.
#
# - Detects *untracked* files (git status --porcelain), so we don’t skip commits.
# - Uses 'git add --renormalize .' so new/changed .gitattributes rules convert
#   existing files into LFS pointers on re-add.
# - Keeps the prune step to free local disk space after a successful push.
#
# Usage: ./tools/cleanup.sh <commit-message>

if [ "$#" -ne 1 ]; then
  echo "Usage: $0 <commit-message>" >&2
  exit 1
fi

COMMIT_MESSAGE="$1"

# Detect any changes, including untracked.
if [[ -z "$(git status --porcelain=v1)" ]]; then
  echo "No new files or changes to commit. Skipping commit and push."
  exit 0
fi

echo "Committing and pushing changes..."

# Make sure .gitattributes changes are included and normalization runs,
# so LFS filters rewrite eligible files as pointers.
git add .gitattributes || true
git add --renormalize .

# If nothing ended up staged (e.g. only ignored files changed), exit gracefully.
if git diff --cached --quiet; then
  echo "No staged changes after normalization. Skipping commit and push."
  exit 0
fi

git commit -m "$COMMIT_MESSAGE"
git push

# Optional but useful: ensure all LFS objects are on the remote.
# Uncomment if you want belt-and-suspenders uploads.
# git lfs push origin --all

echo "Pruning local LFS files..."
git lfs prune --force

echo "✅ Cleanup complete."