package crontab

import (
	"fmt"
	"kpt-pasture/model"
	"math"
	"sort"
	"time"

	"gitee.com/xuyiping_admin/pkg/logger/zaplog"
	"go.uber.org/zap"
)

// UpdateCowWeeklyHigh 更新牛只周活动量
func (e *Entry) UpdateCowWeeklyHigh(pastureId int64, cow *model.Cow) int32 {
	highData, err := e.GetSystemNeckRingConfigure(pastureId, model.High)
	if err != nil || highData == nil || highData.Value <= 0 {
		return 0
	}

	minWeeklyActive, er := e.GetSystemNeckRingConfigure(pastureId, model.MinWeeklyActive)
	if er != nil || minWeeklyActive == nil || minWeeklyActive.Value <= 0 {
		return 0
	}

	weeklyActiveModelList := make([]*model.WeeklyActiveModel, 0)
	nowTime := time.Now().Local()
	startTime := nowTime.AddDate(0, 0, -7).Format(model.LayoutDate2)
	endTime := nowTime.AddDate(0, 0, -1).Format(model.LayoutDate2)
	selectStr := fmt.Sprintf(`cow_id,heat_date,count(1) AS nb,IF(ROUND(AVG(high))>%d, ROUND(AVG(high)), %d) AS high`, minWeeklyActive.Value, minWeeklyActive.Value)
	if err = e.DB.Model(new(model.NeckActiveHabit)).
		Select(selectStr).
		Where("pasture_id = ?", pastureId).
		Where("cow_id = ?", cow.Id).
		Where("heat_date BETWEEN ? AND ?", startTime, endTime).
		Where("high > ?", highData.Value).
		Having("nb > ?", 8).
		Order("high").
		Group("heat_date").
		Find(&weeklyActiveModelList).Error; err != nil {
		zaplog.Error("crontab", zap.Any("UpdateCowWeeklyHigh", err))
		return 0
	}

	if len(weeklyActiveModelList) < 3 {
		return 0
	}

	// 1. 先按High值排序
	sort.Slice(weeklyActiveModelList, func(i, j int) bool {
		return weeklyActiveModelList[i].High < weeklyActiveModelList[j].High
	})

	countHigh := len(weeklyActiveModelList)
	sumHigh := int32(0)
	minHigh := weeklyActiveModelList[0].High
	maxHigh := weeklyActiveModelList[countHigh-1].High
	for _, v := range weeklyActiveModelList {
		sumHigh += v.High
	}
	diff := 0
	x := int32(0)
	if countHigh > 3 {
		diff = 3
		x = weeklyActiveModelList[1].High
	} else if countHigh == 3 {
		diff = 2
	} else {
		return 0
	}
	avgHigh := float64(sumHigh-minHigh-maxHigh-x) / float64(countHigh-diff)
	return int32(math.Round(avgHigh))
}