package svc

import (
	"applet/app/md"
	"applet/app/utils"
	md2 "code.fnuoos.com/EggPlanet/egg_system_rules.git/md"
	es2 "code.fnuoos.com/EggPlanet/egg_system_rules.git/utils/es"
	"code.fnuoos.com/go_rely_warehouse/zyos_go_es.git/es"
	"context"
	"encoding/json"
	"errors"
	"github.com/olivere/elastic/v7"
	"time"
)

func GetEggPointRecordBase(now time.Time, uid int64, page int, limit int) ([]md.EggPointRecordNode, string, int, error) {
	aliasName := md2.EggEnergyUserEggScoreEsAlias
	// 1. 判断当周分数是否生效
	getLastWeek := true
	if now.Weekday() > time.Wednesday || (now.Weekday() > time.Wednesday && now.Hour() > 14) {
		getLastWeek = false
	}

	// 2. 计算有效周数数量
	aliases, err := es.EsClient.Aliases().
		Index(aliasName). // 指定别名
		Do(context.Background())
	if err != nil {
		return nil, "", 0, err
	}
	indexNum := len(aliases.Indices)
	if getLastWeek == true {
		// 如果当期未生效 有效周数 - 1
		indexNum--
	}
	if indexNum < 1 {
		return nil, "", 0, errors.New("no data")
	}
	// 3. 获取最老有效索引及年份周数
	oldestIndex := aliasName + "_" + "999999"
	for key, _ := range aliases.Indices {
		if key < oldestIndex {
			oldestIndex = key
		}
	}
	oldestYearStr, oldestWeekStr := GetYearsAndWeekStr(oldestIndex)
	oldestYear := utils.StrToInt(oldestYearStr)
	oldestWeek := utils.StrToInt(oldestWeekStr)

	// 4. 获取当期有效蛋蛋分
	nowIndex := es2.GetLatestEffectiveIndexFromAlias(now)
	boolQuery := elastic.NewBoolQuery()
	boolQuery.Filter(elastic.NewTermQuery("uid", uid))
	searchResult, err := es.EsClient.Search().
		Index(nowIndex).
		Query(boolQuery).
		Pretty(true).
		Do(context.Background())
	if searchResult == nil {
		return nil, "", 0, errors.New("failed to get current egg score")
	}

	var results []md.UserEggFlowReqRespList
	if searchResult.Hits.TotalHits.Value != 0 {
		// 解析结果
		for _, hit := range searchResult.Hits.Hits {
			var doc md.UserEggFlowReqRespList
			err = json.Unmarshal(hit.Source, &doc)
			if err != nil {
				return nil, "", 0, errors.New("failed to unmarshal")
			}
			results = append(results, doc)
		}
	}

	nowScore := utils.Float64ToStr(results[0].ScoreValue)

	indexes := make([]string, 0, limit)
	// 5. 构造分页索引列表 查询历史蛋蛋分
	for i := 0; i < limit; i++ {
		var tempDays int
		if getLastWeek {
			tempDays = 7 * ((page-1)*limit + i + 1)
		} else {
			tempDays = 7 * ((page-1)*limit + i)
		}
		tempTime := now.AddDate(0, 0, -tempDays)
		tempYear, tempWeek := tempTime.ISOWeek()
		// 判断跳转到的时间是否大于最老索引时间
		if tempYear == oldestYear {
			if tempWeek < oldestWeek {
				break
			}
		} else if tempYear < oldestYear {
			break
		}
		tempIndex := es2.GetAppointIndexFromAlias(utils.IntToStr(tempYear), utils.IntToStr(tempWeek))
		indexes = append(indexes, tempIndex)
	}
	// 构建查询条件
	recordBoolQuery := elastic.NewBoolQuery()
	recordBoolQuery.Filter(elastic.NewTermQuery("uid", uid))
	searchRecordResult, err := es.EsClient.Search().
		Index(indexes...).
		Query(boolQuery).
		Pretty(true).
		Do(context.Background())
	if searchRecordResult == nil {
		return nil, "", 0, errors.New("failed to get egg score flows")
	}
	var recordResults []md.UserEggFlowReqRespList
	// 检查是否有结果
	if searchRecordResult.Hits.TotalHits.Value != 0 {
		// 解析结果
		for _, hit := range searchResult.Hits.Hits {
			var doc md.UserEggFlowReqRespList
			err = json.Unmarshal(hit.Source, &doc)
			if err != nil {
				return nil, "", 0, errors.New("failed to unmarshal")
			}
			recordResults = append(recordResults, doc)
		}
	}

	list := make([]md.EggPointRecordNode, len(results))
	for i, result := range recordResults {
		year, week, startAt, endAt := GetWeekInfo(result.UpdatedAt)
		list[i].Score = utils.Float64ToStr(result.ScoreValue)
		list[i].Year = year
		list[i].Week = week
		list[i].StartAt = startAt
		list[i].EndAt = endAt
	}

	return list, nowScore, indexNum, nil
}