package info.aspirecn.cloud.yysj.dao.es;

import info.aspirecn.cloud.yysj.config.IndexConfig;
import info.aspirecn.cloud.yysj.model.response.OrderStatistics;
import lombok.SneakyThrows;
import org.apache.commons.lang3.StringUtils;
import org.elasticsearch.action.search.SearchRequest;
import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.client.RequestOptions;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.index.query.QueryBuilders;
import org.elasticsearch.rest.RestStatus;
import org.elasticsearch.search.aggregations.AggregationBuilders;
import org.elasticsearch.search.aggregations.bucket.histogram.DateHistogramInterval;
import org.elasticsearch.search.aggregations.bucket.histogram.Histogram;
import org.elasticsearch.search.aggregations.bucket.histogram.ParsedDateHistogram;
import org.elasticsearch.search.aggregations.bucket.terms.ParsedTerms;
import org.elasticsearch.search.aggregations.bucket.terms.Terms;
import org.elasticsearch.search.builder.SearchSourceBuilder;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

/**
 * ElasticSearch 云验数据平台子订单索引查询
 *
 * @author dingliqiang
 */
@Repository
public class YysjGatewayFirstIndex {

    /**
     * 车辆查询
     */
    private static final String QUERY_CAR_INFO = "/info_check/carInfo.do";

    /**
     * 驾驶员查询
     */
    private static final String QUERY_DRIVER_INFO = "/info_check/driverInfo.do";
    /**
     * 运单查询
     */
    private static final String QUERY_WAYBILL_INFO = "/info_check/waybill.do";

    /**
     * ,人员：https://yunyancrm.logink.cn/gateway/info_check/personRoadTransport.do
     */
    private static final String QUERY_COMPANY_ROAD_INFO = "/info_check/companyRoadTransport.do";
    /**
     * 车辆:https://yunyancrm.logink.cn/gateway/info_check/carRoadTransport.do
     */

    private static final String QUERY_CAR_ROAD_INFO = "/info_check/carRoadTransport.do";

    /**
     * 人员https://yunyancrm.logink.cn/gateway/info_check/personRoadTransport.do
     */
    private static final String QUERY_PERSON_ROAD_INFO= "/info_check/personRoadTransport.do";
    /**
     * 查询产品类型
     */
    private static final String[] QUERY_TYPE = {QUERY_CAR_INFO, QUERY_DRIVER_INFO, QUERY_WAYBILL_INFO,QUERY_COMPANY_ROAD_INFO,
            QUERY_CAR_ROAD_INFO,QUERY_PERSON_ROAD_INFO
    };

    @Autowired
    private RestHighLevelClient restHighLevelClient;

    @Autowired
    private IndexConfig indexConfig;

    /**
     * 统计云验平台用户调用总量、车辆、运单、司机信息
     *
     * @param userId 云验平台用户ID
     * @return 用户调用总量、车辆、运单、司机统计信息
     */
    @SneakyThrows(IOException.class)
    public List<OrderStatistics> getTotalConsumptionAmount(String userId) {
        // 设置云验平台用户当日总量、车辆、运单、司机接口调用量集合
        List<OrderStatistics> orderStatisticsList = new ArrayList<>();
        // 构建查询源构建器
        SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder();
        searchSourceBuilder.size(0);
        searchSourceBuilder.query(QueryBuilders.boolQuery()
                .filter(QueryBuilders.rangeQuery("DateTime").gte("now-15d"))
                .must(QueryBuilders.termQuery("MG-UserId", userId))
                .must(QueryBuilders.termsQuery("URI.keyword", QUERY_TYPE)));
        searchSourceBuilder.aggregation(AggregationBuilders.dateHistogram("daily_count")
                .field("DateTime").format("yyyy-MM-dd").dateHistogramInterval(DateHistogramInterval.DAY)
                .subAggregation(AggregationBuilders.terms("orders_received_statistics").field("URI.keyword")));
        // 创建查询请求对象，将查询对象配置到其中
        SearchRequest request = new SearchRequest(indexConfig.getIndexYysjFirst()).source(searchSourceBuilder);
        // 执行查询请求，获取响应信息
        SearchResponse response = restHighLevelClient.search(request, RequestOptions.DEFAULT);
        if (!RestStatus.OK.equals(response.status()) || response.getAggregations() == null) {
            return orderStatisticsList;
        }
        // 获取响应中的聚合信息
        ParsedDateHistogram parsedDateHistogram = response.getAggregations().get("daily_count");
        // 获取分桶信息
        List<? extends Histogram.Bucket> buckets = parsedDateHistogram.getBuckets();
        for (Histogram.Bucket bucket : buckets) {
            // 创建 OrderStatistics 对象，并设置车辆、运单、司机信息
            OrderStatistics orderStatistics = getCarDriverWaybill(bucket);
            // 设置日期
            orderStatistics.setDate(bucket.getKeyAsString());
            // 设置总数
            orderStatistics.setSum(bucket.getDocCount());
            // 加入到集合
            orderStatisticsList.add(orderStatistics);
        }
        return orderStatisticsList;
    }

    /**
     * 获取车辆、运单、司机产品的调用统计信息
     *
     * @param bucket 分桶信息
     * @return 车辆、运单、司机调用统计信息
     */
    private OrderStatistics getCarDriverWaybill(Histogram.Bucket bucket) {
        OrderStatistics orderStatistics = new OrderStatistics();
        ParsedTerms termsAggregations = bucket.getAggregations().get("orders_received_statistics");
        List<? extends Terms.Bucket> termsBuckets = termsAggregations.getBuckets();
        for (Terms.Bucket termsBucket : termsBuckets) {
            if (StringUtils.equalsIgnoreCase(QUERY_CAR_INFO, termsBucket.getKeyAsString())) {
                orderStatistics.setVehicle(termsBucket.getDocCount());
            } else if (StringUtils.equalsIgnoreCase(QUERY_DRIVER_INFO, termsBucket.getKeyAsString())) {
                orderStatistics.setDriver(termsBucket.getDocCount());
            } else if (StringUtils.equalsIgnoreCase(QUERY_WAYBILL_INFO, termsBucket.getKeyAsString())) {
                orderStatistics.setWaybill(termsBucket.getDocCount());
            }  else if (StringUtils.equalsIgnoreCase(QUERY_PERSON_ROAD_INFO, termsBucket.getKeyAsString())) {
                orderStatistics.setPerson(termsBucket.getDocCount());
            } else if (StringUtils.equalsIgnoreCase(QUERY_CAR_ROAD_INFO, termsBucket.getKeyAsString())) {
                orderStatistics.setCarRoad(termsBucket.getDocCount());
            } else if (StringUtils.equalsIgnoreCase(QUERY_COMPANY_ROAD_INFO, termsBucket.getKeyAsString())) {
                orderStatistics.setCompany(termsBucket.getDocCount());
            }
        }
        return orderStatistics;
    }

}