#!/usr/bin/env bash
# Sea Haven global pre-push security gate — fast deterministic scanners (review.sh --scanners-only).
# Installed via install-hooks.sh --global: lays this down at ~/.config/git/hooks/pre-push and sets
#   git config --global core.hooksPath ~/.config/git/hooks
# Skip a repo: add a .security-review-skip file at its root. Bypass once: git push --no-verify.
# Deep agentic pass = on-demand /sh-security-review; nightly VM sweep = the backstop.
set -uo pipefail
REPO_ROOT="$(git rev-parse --show-toplevel 2>/dev/null)" || exit 0
[ -f "$REPO_ROOT/.security-review-skip" ] && exit 0
REVIEW_SH="${SH_REVIEW_SH:-$HOME/Documents/repositories/security-review/review.sh}"
if [ -f "$REVIEW_SH" ]; then
  SUP=()
  # Suppressions: prefer a MACHINE-LEVEL file kept out of repo history
  # (<dir>/<repo-basename>/suppressions.json), else fall back to a repo-local
  # .security-review/suppressions.json. Keyed by repo basename — adequate for the
  # current single-namespace layout under ~/Documents/repositories.
  MACHINE_SUP="${SH_SECURITY_SUPPRESSIONS_DIR:-$HOME/.config/sea-haven/security-review}/$(basename "$REPO_ROOT")/suppressions.json"
  if [ -f "$MACHINE_SUP" ]; then
    SUP=(--suppressions "$MACHINE_SUP")
  elif [ -f "$REPO_ROOT/.security-review/suppressions.json" ]; then
    SUP=(--suppressions "$REPO_ROOT/.security-review/suppressions.json")
  fi
  echo "security-review: scanning $REPO_ROOT (scanners-only) before push..." >&2
  # ${SUP[@]+"${SUP[@]}"} = bash-3.2-safe expansion of a possibly-empty array under set -u.
  if ! bash "$REVIEW_SH" --scanners-only ${SUP[@]+"${SUP[@]}"} "$REPO_ROOT"; then
    echo "security-review: BLOCKED (confirmed crit/high). Fix it, suppress with justification, or 'git push --no-verify' to override." >&2
    exit 1
  fi
else
  echo "security-review: review.sh not found at $REVIEW_SH (set SH_REVIEW_SH) — skipping gate" >&2
fi
# Don't silently disable a repo-local pre-push hook: chain to it if present.
LOCAL_HOOK="$REPO_ROOT/.git/hooks/pre-push"
[ -x "$LOCAL_HOOK" ] && exec "$LOCAL_HOOK" "$@"
exit 0