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

HEALTH_URL="${1:-${HEALTH_URL:-}}"
MAX_ATTEMPTS="${MAX_ATTEMPTS:-30}"
SLEEP_SECONDS="${SLEEP_SECONDS:-10}"

if [[ -z "$HEALTH_URL" ]]; then
  echo "Usage: HEALTH_URL=https://your-domain/api/health/ready scripts/wait-for-health.sh"
  echo "   or: scripts/wait-for-health.sh https://your-domain/api/health/ready"
  exit 1
fi

tmp_body="$(mktemp)"
trap 'rm -f "$tmp_body"' EXIT

for attempt in $(seq 1 "$MAX_ATTEMPTS"); do
  status="$(curl -sS -o "$tmp_body" -w "%{http_code}" "$HEALTH_URL" || true)"
  if [[ "$status" == "200" ]] && grep -q '"request_id"' "$tmp_body"; then
    echo "Health check passed on attempt $attempt/$MAX_ATTEMPTS"
    exit 0
  fi

  echo "Attempt $attempt/$MAX_ATTEMPTS failed (status=$status), retrying in ${SLEEP_SECONDS}s..."
  sleep "$SLEEP_SECONDS"
done

echo "Health check failed after $MAX_ATTEMPTS attempts."
echo "Last response body:"
cat "$tmp_body" || true
exit 1