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

# Keep single source assets below 20 MiB by default. Override in CI when a
# stricter product budget is available.
limit_bytes="${ASSET_LIMIT_BYTES:-20971520}"
status=0

while IFS= read -r -d '' file; do
  size=$(wc -c < "$file")
  if (( size > limit_bytes )); then
    printf '%s\t%s\n' "$size" "$file"
    status=1
  fi
done < <(git ls-files -z -- 'assets/**')

if (( status != 0 )); then
  printf '发现超过 %s 字节的受版本控制资源；请压缩、外置或使用 Git LFS。\n' "$limit_bytes" >&2
fi

exit "$status"