Workplace Search Analytics - Monthly Engagement Volume

Monthly Engagement Volume

{
    "size": 0,
    "query": {
        "bool": {
            "minimum_should_match": 1,
            "should": [
                {
                    "match": {
                        "event.action": "SearchMetrics.query"
                    }
                },
                {
                    "match": {
                        "event.action": "SearchMetrics.click"
                    }
                }
            ]
        }
    },
    "aggs": {
        "date_ranges": {
            "date_histogram": {
                "field": "@timestamp",
                "interval": "month"
            },
            "aggs": {
                "queries": {
                    "filter": {
                        "term": {
                            "event.action": "SearchMetrics.query"
                        }
                    }
                },
                "clicks": {
                    "filter": {
                        "term": {
                            "event.action": "SearchMetrics.click"
                        }
                    }
                },
                "monthly_engagement": {
                    "bucket_script": {
                        "buckets_path": {
                            "query_count": "queries._count",
                            "click_count": "clicks._count"
                        },
                        "script": "params.click_count / params.query_count"
                    }
                }
            }
        }
    }
}