#!/bin/sh
# Block staged files over the limit: checkpoints, datasets and binaries stay out of git.
# Called by lefthook as: check-large-files.sh {staged_files}
limit_mb="${MAX_FILE_MB:-5}"
limit=$((limit_mb * 1024 * 1024))
status=0
for file in "$@"; do
  size=$(git cat-file -s ":$file" 2>/dev/null) || continue
  if [ "$size" -gt "$limit" ]; then
    echo "large file: $file is $((size / 1024 / 1024)) MB (limit ${limit_mb} MB). Add it to .gitignore." >&2
    status=1
  fi
done
exit $status