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

endpoint="${SITE_ANALYZER_ENDPOINT:-http://localhost:8090/analyze}"

usage() {
  cat <<'USAGE'
Usage:
  scripts/analyze-site [--endpoint URL] <site-url>

Examples:
  scripts/analyze-site https://example.com
  scripts/analyze-site --endpoint http://localhost:8090/analyze example.com
  SITE_ANALYZER_ENDPOINT=http://localhost:8090/analyze scripts/analyze-site example.com
USAGE
}

while [ "$#" -gt 0 ]; do
  case "$1" in
    -h|--help)
      usage
      exit 0
      ;;
    --endpoint)
      if [ "$#" -lt 2 ]; then
        echo "Missing value for --endpoint" >&2
        usage >&2
        exit 1
      fi
      endpoint="$2"
      shift 2
      ;;
    --endpoint=*)
      endpoint="${1#--endpoint=}"
      shift
      ;;
    --*)
      echo "Unknown option: $1" >&2
      usage >&2
      exit 1
      ;;
    *)
      break
      ;;
  esac
done

if [ "$#" -ne 1 ]; then
  usage >&2
  exit 1
fi

site_url="$1"
payload=$(jq -cn --arg url "$site_url" '{url: $url}' 2>/dev/null || printf '{"url":"%s"}' "$site_url")

response=$(curl -fsS \
  -H 'Content-Type: application/json' \
  -X POST \
  --data "$payload" \
  "$endpoint")

if command -v jq >/dev/null 2>&1; then
  jq . <<<"$response"
else
  printf '%s\n' "$response"
fi