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

ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"

require_approval=1
if [[ "${APPROVE:-}" != "1" && $require_approval -eq 1 ]]; then
  echo "[verify] blocked: verification commands are policy-gated."
  echo "Run with APPROVE=1 ./verify.sh <target>"
  exit 2
fi

show_help() {
  cat <<'EOF_HELP'
usage: ./verify.sh <target>

Targets:
  unit
  lint
  typecheck
  all
EOF_HELP
}

run_if() {
  local label="$1"
  local cmd="$2"
  echo "[verify] $label"
  if eval "$cmd"; then
    return 0
  fi
  return 1
}

run_unit() {
  if [[ -f "$ROOT_DIR/package.json" ]] && jq -e '.scripts.test' "$ROOT_DIR/package.json" >/dev/null 2>&1; then
    run_if unit "cd '$ROOT_DIR' && npm run -s test"
    return
  fi
  if [[ -x "$ROOT_DIR/vendor/bin/phpunit" ]]; then
    run_if unit "cd '$ROOT_DIR' && ./vendor/bin/phpunit"
    return
  fi
  if [[ -x "$ROOT_DIR/bin/phpunit" ]]; then
    run_if unit "cd '$ROOT_DIR' && ./bin/phpunit"
    return
  fi
  if [[ -x "$ROOT_DIR/node_modules/.bin/jest" ]]; then
    run_if unit "cd '$ROOT_DIR' && ./node_modules/.bin/jest"
    return
  fi
  echo "[verify] no unit target auto-detected"
  return 2
}

run_lint() {
  if [[ -f "$ROOT_DIR/package.json" ]] && jq -e '.scripts.lint' "$ROOT_DIR/package.json" >/dev/null 2>&1; then
    run_if lint "cd '$ROOT_DIR' && npm run -s lint"
    return
  fi
  if [[ -x "$ROOT_DIR/vendor/bin/pint" ]]; then
    run_if lint "cd '$ROOT_DIR' && ./vendor/bin/pint --test"
    return
  fi
  if [[ -f "$ROOT_DIR/package.json" ]] && jq -e '.scripts.style' "$ROOT_DIR/package.json" >/dev/null 2>&1; then
    run_if lint "cd '$ROOT_DIR' && npm run -s style"
    return
  fi
  echo "[verify] no lint target auto-detected"
  return 2
}

run_typecheck() {
  if [[ -f "$ROOT_DIR/package.json" ]] && jq -e '.scripts.typecheck' "$ROOT_DIR/package.json" >/dev/null 2>&1; then
    run_if typecheck "cd '$ROOT_DIR' && npm run -s typecheck"
    return
  fi
  if [[ -x "$ROOT_DIR/node_modules/.bin/tsc" ]]; then
    run_if typecheck "cd '$ROOT_DIR' && ./node_modules/.bin/tsc -p ."
    return
  fi
  if [[ -x "$ROOT_DIR/.venv/bin/mypy" ]]; then
    run_if typecheck "cd '$ROOT_DIR' && .venv/bin/mypy ."
    return
  fi
  echo "[verify] no typecheck target auto-detected"
  return 2
}

case "${1:-help}" in
  unit)
    run_unit
    ;;
  lint)
    run_lint
    ;;
  typecheck)
    run_typecheck
    ;;
  all)
    run_unit
    run_lint
    run_typecheck
    ;;
  help|*)
    show_help
    ;;
esac