#!/usr/bin/env bash
# Optional: run only when pushing to main. CI remains source of truth.
set -euo pipefail

protected_branch="refs/heads/main"

while read -r local_ref local_sha remote_ref remote_sha; do
  if [[ "${remote_ref:-}" != "$protected_branch" ]]; then
    continue
  fi
  repo_root="$(git rev-parse --show-toplevel)"
  cd "$repo_root"
  if command -v python3 >/dev/null 2>&1; then
    python3 scripts/architecture_brief.py
  elif command -v py >/dev/null 2>&1; then
    py -3 scripts/architecture_brief.py
  else
    echo "pre-push: python3/py not found; skipping architecture_brief" >&2
  fi
done