package elastic

import (
	"context"
	"encoding/json"
	"eta_gn/eta_api/models/data_manage"
	"eta_gn/eta_api/utils"
	"fmt"
	"github.com/olivere/elastic/v7"
)

// EsAddOrEditChartInfoData 新增/修改es中的图表数据
func EsAddOrEditChartInfoData(indexName, docId string, item *data_manage.ChartEsInfo) (err error) {
	defer func() {
		if err != nil {
			fmt.Println("EsAddOrEditData Err:", err.Error())
		}
	}()
	client := utils.EsClient

	resp, err := client.Index().Index(indexName).Id(docId).BodyJson(item).Do(context.Background())
	if err != nil {
		fmt.Println("新增失败:", err.Error())
		return err
	}
	fmt.Println(resp)
	if resp.Status == 0 {
		fmt.Println("新增成功", resp.Result)
		err = nil
	} else {
		fmt.Println("AddData", resp.Status, resp.Result)
	}
	return
}

// SearchChartInfoData 查询es中的图表数据
func SearchChartInfoData(indexName, keywordStr string, showSysId int, sourceList []int, noPermissionChartIdList []int, from, size int) (list []*data_manage.ChartInfo, total int64, err error) {
	list = make([]*data_manage.ChartInfo, 0)
	defer func() {
		if err != nil {
			fmt.Println("EsAddOrEditData Err:", err.Error())
		}
	}()
	client := utils.EsClient

	//queryString := elastic.NewQueryStringQuery(keywordStr)
	//boolQueryJson, err := json.Marshal(queryString)
	//if err != nil {
	//	fmt.Println("boolQueryJson err:", err)
	//} else {
	//	fmt.Println("boolQueryJson ", string(boolQueryJson))
	//}

	highlight := elastic.NewHighlight()
	highlight = highlight.Fields(elastic.NewHighlighterField("ChartName"))
	highlight = highlight.PreTags("<font color='red'>").PostTags("</font>")

	mustMap := make([]interface{}, 0)
	mustNotMap := make([]interface{}, 0)

	//图表来源
	if showSysId > 0 {
		mustMap = append(mustMap, map[string]interface{}{
			"term": map[string]interface{}{
				"SysUserId": showSysId,
				//"Frequency.keyword": "月度",
			},
		})
	}
	mustMap = append(mustMap, map[string]interface{}{
		"terms": map[string]interface{}{
			"Source": sourceList,
		},
	})

	//关键字匹配
	//shouldMap := map[string]interface{}{
	//	"should": []interface{}{
	//		map[string]interface{}{
	//			"match": map[string]interface{}{
	//				"ChartName": keywordStr,
	//				//"Frequency.keyword": "月度",
	//			},
	//		},
	//		// 因为关键词被分了，所以需要用下面的语句来让他 整个词 查询，从而加重整词的权重
	//		map[string]interface{}{
	//			"match": map[string]interface{}{
	//				"ChartName": map[string]interface{}{
	//					"query":    keywordStr,
	//					"operator": "and",
	//				},
	//				//"Frequency.keyword": "月度",
	//			},
	//		},
	//		map[string]interface{}{
	//			"match": map[string]interface{}{
	//				"ChartNameEn": keywordStr,
	//				//"Frequency.keyword": "月度",
	//			},
	//		},
	//		// 因为关键词被分了，所以需要用下面的语句来让他 整个词 查询，从而加重整词的权重
	//		map[string]interface{}{
	//			"match": map[string]interface{}{
	//				"ChartNameEn": map[string]interface{}{
	//					"query":    keywordStr,
	//					"operator": "and",
	//				},
	//				//"Frequency.keyword": "月度",
	//			},
	//		},
	//	},
	//}

	// 默认使用中文名字字段去匹配
	keywordNameKey := `ChartName`
	// 如果没有中文，则使用英文名称字段去匹配
	if !utils.ContainsChinese(keywordStr) {
		keywordNameKey = `ChartNameEn`
	}
	shouldMap := map[string]interface{}{
		"should": []interface{}{
			map[string]interface{}{
				"match": map[string]interface{}{
					keywordNameKey: keywordStr,
					//"Frequency.keyword": "月度",
				},
			},
			// 因为关键词被分了，所以需要用下面的语句来让他 整个词 查询，从而加重整词的权重
			map[string]interface{}{
				"match": map[string]interface{}{
					keywordNameKey: map[string]interface{}{
						"query":    keywordStr,
						"operator": "and",
					},
					//"Frequency.keyword": "月度",
				},
			},
		},
	}

	mustMap = append(mustMap, map[string]interface{}{
		"bool": shouldMap,
	})

	// noPermissionChartIdList 无权限图表id
	if len(noPermissionChartIdList) > 0 {
		mustNotMap = append(mustNotMap, map[string]interface{}{
			"terms": map[string]interface{}{
				"ChartInfoId": noPermissionChartIdList,
				//"Frequency.keyword": "月度",
			},
		})
	}

	queryMap := map[string]interface{}{
		"query": map[string]interface{}{
			"bool": map[string]interface{}{
				"must":     mustMap,
				"must_not": mustNotMap,
				//"should":   shouldMap,
			},
		},
	}

	//根据条件数量统计
	requestTotalHits := client.Count(indexName).BodyJson(queryMap)
	total, err = requestTotalHits.Do(context.Background())
	if err != nil {
		return
	}

	// 分页查询
	queryMap["from"] = from
	queryMap["size"] = size
	jsonBytes, _ := json.Marshal(queryMap)
	fmt.Println(string(jsonBytes))

	request := client.Search(indexName).Highlight(highlight).Source(queryMap) // sets the JSON request

	//requestJson, err := json.Marshal(request)
	//if err != nil {
	//	fmt.Println("requestJson err:", err)
	//}
	//fmt.Println("requestJson ", string(requestJson))
	searchMap := make(map[string]string)

	searchResp, err := request.Do(context.Background())
	if err != nil {
		return
	}
	fmt.Println(searchResp)
	fmt.Println(searchResp.Status)
	if searchResp.Status != 0 {
		return
	}

	if searchResp.Hits != nil {
		for _, v := range searchResp.Hits.Hits {
			if _, ok := searchMap[v.Id]; !ok {
				itemJson, tmpErr := v.Source.MarshalJSON()
				if tmpErr != nil {
					err = tmpErr
					fmt.Println("movieJson err:", err)
					return
				}
				chartInfoItem := new(data_manage.ChartInfo)
				tmpErr = json.Unmarshal(itemJson, &chartInfoItem)
				if err != nil {
					fmt.Println("json.Unmarshal chartInfoJson err:", err)
					err = tmpErr
					return
				}
				if len(v.Highlight["ChartName"]) > 0 {
					chartInfoItem.ChartName = v.Highlight["ChartName"][0]
				}
				list = append(list, chartInfoItem)
				searchMap[v.Id] = v.Id
			}
		}
	}

	//for _, v := range result {
	//	fmt.Println(v)
	//}
	return
}

func SearchChartInfoDataByShared(keywordStr string, from, size, chartShare int, sourceList, classifyIdList []int, chartAuth, sysUserId int, sortMap map[string]string) (total int64, list []*data_manage.ChartInfoView, err error) {
	indexName := utils.CHART_INDEX_NAME
	list = make([]*data_manage.ChartInfoView, 0)
	defer func() {
		if err != nil {
			fmt.Println("SearchChartInfoData Err:", err.Error())
		}
	}()

	query := elastic.NewBoolQuery()

	//图表来源
	if len(sourceList) > 0 {
		termsList := make([]interface{}, 0)
		for _, v := range sourceList {
			termsList = append(termsList, v)
		}
		query = query.Must(elastic.NewTermsQuery("Source", termsList...))
	}

	// classifyIdList 指定分类下的图表
	if len(classifyIdList) > 0 {
		termsList := make([]interface{}, 0)
		for _, v := range classifyIdList {
			termsList = append(termsList, v)
		}
		query = query.Must(elastic.NewTermsQuery("ChartClassifyId", termsList...))
	}

	// 如果指定了分享状态，那么就添加分享状态的筛选
	// 0：全部，1：未共享，2：已共享
	switch chartShare {
	case 1:
		// 筛选 SharedUserIdList 为空的文档
		query = query.MustNot(elastic.NewExistsQuery("SharedUserIdList"))
	case 2:
		// 筛选 SharedUserIdList 不为空的文档
		query = query.Must(elastic.NewExistsQuery("SharedUserIdList"))
	}

	// 图表名称、编码匹配
	if keywordStr != `` {
		// 默认使用中文名字字段去匹配
		keywordNameKey := `ChartName`
		query = query.Must(elastic.NewMatchQuery(keywordStr, keywordNameKey))
	}

	// 图表与用户的权限匹配
	{
		//图表权限范围，0-全部；1-我的；2-公共
		switch chartAuth {
		case 1:
			// 自己的图表
			query = query.Must(elastic.NewTermQuery(`SysUserId`, sysUserId))
		case 2:
			// 公开的图表
			query = query.Must(elastic.NewTermQuery(`PublicStatus`, utils.DataPublicSuccess))
		default:
			tmpShouldQuery := elastic.NewBoolQuery()
			// 自己的图表
			tmpShouldQuery = tmpShouldQuery.Should(elastic.NewTermQuery(`SysUserId`, sysUserId))
			// 分享给我的图表
			tmpShouldQuery = tmpShouldQuery.Should(elastic.NewTermsQuery(`SharedUserIdList`, sysUserId))
			//公开的图表
			tmpShouldQuery = tmpShouldQuery.Should(elastic.NewTermQuery(`PublicStatus`, utils.DataPublicSuccess))
			//shouldQuery = shouldQuery.Should(tmpShouldQuery)
			query = query.Must(tmpShouldQuery)
		}
	}

	// 排序
	sortList := make([]*elastic.FieldSort, 0)
	// 如果没有关键字，那么就走图表id倒序

	for orderKey, orderType := range sortMap {
		switch orderType {
		case "asc":
			sortList = append(sortList, elastic.NewFieldSort(orderKey).Asc())
		case "desc":
			sortList = append(sortList, elastic.NewFieldSort(orderKey).Desc())

		}

	}

	return searchChartInfoData(indexName, query, sortList, from, size)
}

func SearchChartInfoDataByPublic(keywordStr string, from, size int, chartPublicList, sourceList, classifyIdList, publicClassifyIdList []int, chartAuth, sysUserId int, sortMap map[string]string) (total int64, list []*data_manage.ChartInfoView, err error) {
	indexName := utils.CHART_INDEX_NAME
	list = make([]*data_manage.ChartInfoView, 0)
	defer func() {
		if err != nil {
			fmt.Println("SearchChartInfoData Err:", err.Error())
		}
	}()

	query := elastic.NewBoolQuery()

	//图表来源
	if len(sourceList) > 0 {
		termsList := make([]interface{}, 0)
		for _, v := range sourceList {
			termsList = append(termsList, v)
		}
		query = query.Must(elastic.NewTermsQuery("Source", termsList...))
	}

	// classifyIdList 指定分类下的图表
	if len(classifyIdList) > 0 {
		termsList := make([]interface{}, 0)
		for _, v := range classifyIdList {
			termsList = append(termsList, v)
		}
		query = query.Must(elastic.NewTermsQuery("ClassifyId", termsList...))
	}

	// publicClassifyIdList 指定公共分类下的图表
	if len(publicClassifyIdList) > 0 {
		termsList := make([]interface{}, 0)
		for _, v := range publicClassifyIdList {
			termsList = append(termsList, v)
		}
		query = query.Must(elastic.NewTermsQuery("ChartPublicClassifyId", termsList...))
	}

	// 如果指定了图表公开状态，那么就添加图表公开状态的筛选
	// 公开状态；0：未公开；1：审批中；2：已驳回；3：已公开
	if len(chartPublicList) > 0 {
		termsList := make([]interface{}, 0)
		for _, v := range chartPublicList {
			termsList = append(termsList, v)
		}
		query = query.Must(elastic.NewTermsQuery("PublicStatus", termsList...))
	}

	// 图表名称、编码匹配
	if keywordStr != `` {
		// 默认使用中文名字字段去匹配
		keywordNameKey := `ChartName`
		query = query.Must(elastic.NewMatchQuery(keywordStr, keywordNameKey))
	}

	// 图表与用户的权限匹配
	{
		//图表权限范围，0-全部；1-我的；2-公共
		switch chartAuth {
		case 1:
			// 自己的图表
			query = query.Must(elastic.NewTermQuery(`SysUserId`, sysUserId))
		case 2:
			// 公开的图表
			query = query.Must(elastic.NewTermQuery(`PublicStatus`, utils.DataPublicSuccess))
		default:
			tmpShouldQuery := elastic.NewBoolQuery()
			// 自己的图表
			tmpShouldQuery = tmpShouldQuery.Should(elastic.NewTermQuery(`SysUserId`, sysUserId))
			// 分享给我的图表
			tmpShouldQuery = tmpShouldQuery.Should(elastic.NewTermsQuery(`SharedUserIdList`, sysUserId))
			//公开的图表
			tmpShouldQuery = tmpShouldQuery.Should(elastic.NewTermQuery(`PublicStatus`, utils.DataPublicSuccess))
			//shouldQuery = shouldQuery.Should(tmpShouldQuery)
			query = query.Must(tmpShouldQuery)
		}
	}

	// 排序
	sortList := make([]*elastic.FieldSort, 0)
	// 如果没有关键字，那么就走图表id倒序

	for orderKey, orderType := range sortMap {
		switch orderType {
		case "asc":
			sortList = append(sortList, elastic.NewFieldSort(orderKey).Asc())
		case "desc":
			sortList = append(sortList, elastic.NewFieldSort(orderKey).Desc())

		}

	}

	return searchChartInfoData(indexName, query, sortList, from, size)
}

// searchChartInfoData 查询es中的图表数据
func searchChartInfoData(indexName string, query elastic.Query, sortList []*elastic.FieldSort, from, size int) (total int64, list []*data_manage.ChartInfoView, err error) {
	total, err = searchChartInfoDataTotal(indexName, query)
	if err != nil {
		return
	}

	// 获取列表数据
	list, err = searchChartInfoDataList(indexName, query, sortList, from, size)
	if err != nil {
		return
	}

	return
}

// searchChartInfoDataTotal 查询es中的图表数量
func searchChartInfoDataTotal(indexName string, query elastic.Query) (total int64, err error) {
	defer func() {
		if err != nil {
			fmt.Println("searchChartInfoDataTotal Err:", err.Error())
		}
	}()
	client := utils.EsClient

	//根据条件数量统计
	requestTotalHits := client.Count(indexName).Query(query)
	total, err = requestTotalHits.Do(context.Background())
	if err != nil {
		return
	}

	return
}

// searchChartInfoData 查询es中的图表数据
func searchChartInfoDataList(indexName string, query elastic.Query, sortList []*elastic.FieldSort, from, size int) (list []*data_manage.ChartInfoView, err error) {
	list = make([]*data_manage.ChartInfoView, 0)
	defer func() {
		if err != nil {
			fmt.Println("searchChartInfoDataList Err:", err.Error())
		}
	}()
	client := utils.EsClient
	// 高亮
	highlight := elastic.NewHighlight()
	highlight = highlight.Fields(elastic.NewHighlighterField("ChartName"))
	highlight = highlight.PreTags("<font color='red'>").PostTags("</font>")

	request := client.Search(indexName).Highlight(highlight).From(from).Size(size) // sets the JSON request

	// 如果有指定排序，那么就按照排序来
	if len(sortList) > 0 {
		for _, v := range sortList {
			request = request.SortBy(v)
		}
	}

	searchMap := make(map[string]string)

	searchResp, err := request.Query(query).Do(context.Background())
	if err != nil {
		return
	}
	//fmt.Println(searchResp)
	//fmt.Println(searchResp.Status)
	if searchResp.Status != 0 {
		return
	}
	//total = searchResp.TotalHits()

	if searchResp.Hits != nil {
		for _, v := range searchResp.Hits.Hits {
			if _, ok := searchMap[v.Id]; !ok {
				itemJson, tmpErr := v.Source.MarshalJSON()
				if tmpErr != nil {
					err = tmpErr
					fmt.Println("movieJson err:", err)
					return
				}
				chartInfoItem := new(data_manage.ChartInfoView)
				tmpErr = json.Unmarshal(itemJson, &chartInfoItem)
				if err != nil {
					fmt.Println("json.Unmarshal chartInfoJson err:", err)
					err = tmpErr
					return
				}
				if len(v.Highlight["ChartName"]) > 0 {
					chartInfoItem.ChartName = v.Highlight["ChartName"][0]
				}
				list = append(list, chartInfoItem)
				searchMap[v.Id] = v.Id
			}
		}
	}

	return
}