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

# One-time installer for the Claude Project Knowledge sync hooks.
# Points git at the versioned .githooks/ directory and ensures hooks are executable.

REPO_ROOT="$(git rev-parse --show-toplevel 2>/dev/null || true)"
if [ -z "${REPO_ROOT}" ]; then
  printf '%s\n' "❌ Not inside a git repository." >&2
  exit 1
fi
cd "${REPO_ROOT}"

if [ ! -d ".githooks" ]; then
  printf '%s\n' "❌ .githooks/ directory missing at repo root." >&2
  exit 1
fi

git config core.hooksPath .githooks
chmod +x .githooks/post-commit .githooks/pre-push

cat <<'EOF'
✅ Claude sync hooks installed.
   • post-commit: auto-syncs on dev-doc changes
   • pre-push: warns if .claude-sync/ is stale
Run once to verify: bash scripts/sync-claude-docs.sh sync
EOF