#!/usr/bin/env bash
# =============================================================================
# Registers the `app-logs-*` data view in Kibana so the logs are searchable
# straight after `make up`, without clicking through the UI.
#
#   ./scripts/kibana_setup.sh [kibana-url]
# =============================================================================
set -Eeuo pipefail

KIBANA_URL="${1:-http://localhost:${KIBANA_PORT:-5601}}"
DATA_VIEW_TITLE="app-logs-*"

echo "Waiting for Kibana at ${KIBANA_URL} ..."
for _ in $(seq 1 60); do
  if curl -fsS "${KIBANA_URL}/api/status" 2>/dev/null | grep -q '"level":"available"'; then
    echo "Kibana is available."
    break
  fi
  sleep 5
done

echo "Creating the '${DATA_VIEW_TITLE}' data view ..."
response=$(
  curl -sS -o /dev/null -w '%{http_code}' -X POST "${KIBANA_URL}/api/data_views/data_view" \
    -H 'kbn-xsrf: true' \
    -H 'Content-Type: application/json' \
    -d "{\"data_view\":{\"title\":\"${DATA_VIEW_TITLE}\",\"name\":\"Application logs\",\"timeFieldName\":\"@timestamp\"}}"
) || true

case "${response}" in
  200|201) echo "Data view created." ;;
  400|409) echo "Data view already exists - nothing to do." ;;
  *) echo "Unexpected response from Kibana: HTTP ${response}" >&2; exit 1 ;;
esac

echo
echo "Open Kibana → Analytics → Discover and pick 'Application logs'."
echo "Useful queries:"
echo "  event: \"search_executed\" and took_ms > 200"
echo "  event: \"search_executed\" and result_count: 0"
echo "  level: \"ERROR\""
echo "  request_id: \"<the X-Request-ID header from the browser>\""