package crontab

import (
	"kpt-pasture/model"
	"kpt-pasture/util"
	"time"

	pasturePb "gitee.com/xuyiping_admin/go_proto/proto/go/backend/cow"
	"gitee.com/xuyiping_admin/pkg/logger/zaplog"
	"go.uber.org/zap"
)

func (e *Entry) CowNeckRingErrorEnter() (err error) {
	pastureList := e.FindPastureList()
	if pastureList == nil || len(pastureList) == 0 {
		return nil
	}
	for _, pasture := range pastureList {
		e.DB.Model(new(model.NeckRingError)).Delete(new(model.NeckRingError)).Where("pasture_id = ?", pasture.Id)
		e.CowNeckRingError(pasture.Id)
		zaplog.Error("CowNeckRingErrorEnter-Success", zap.Any("pasture", pasture))
	}
	return nil
}

func (e *Entry) CowNeckRingError(pastureId int64) {
	yesterday := time.Now().Local().AddDate(0, 0, -1).Format(model.LayoutDate2)
	habitMinId, originalMinId := 0, 0
	if err := e.DB.Model(new(model.NeckActiveHabit)).
		Select("MIN(id) as id").
		Where("pasture_id = ?", pastureId).
		Where("heat_date = ?", yesterday).
		Scan(&habitMinId).Error; err != nil {
		zaplog.Error("CowNeckRingError-Error", zap.Any("pastureId", pastureId), zap.Any("err", err))
		return
	}

	if err := e.DB.Model(new(model.NeckRingOriginal)).
		Select("MIN(id) as id").
		Where("pasture_id = ?", pastureId).
		Where("heat_date = ?", yesterday).
		Scan(&originalMinId).Error; err != nil {
		zaplog.Error("CowNeckRingError-Error", zap.Any("pastureId", pastureId), zap.Any("err", err))
		return
	}

	minIsBindDate := util.TimeParseLocalUnix(yesterday)
	neckRingList := make([]*model.NeckRing, 0)
	if err := e.DB.Model(new(model.NeckRingError)).
		Where("pasture_id = ?", pastureId).
		Where("is_bind = ?", pasturePb.IsShow_Ok).
		Where("wear_at <= ?", minIsBindDate).
		Find(&neckRingList).Error; err != nil {
		zaplog.Error("NeckRingErrorOfNoSignal", zap.Any("err", err), zap.Any("pastureId", pastureId))
	}

	updateNeckRingMap := make(map[int64]*model.NeckRingStats)
	errorMap := e.NeckRingErrorMap()
	for _, neckRing := range neckRingList {
		c1 := e.NeckRingErrorOfNoSignal(pastureId, neckRing, int64(habitMinId), yesterday)
		if c1 > 0 {
			updateNeckRingMap[neckRing.Id] = &model.NeckRingStats{
				ErrorKind:   c1,
				ErrorReason: errorMap[c1],
				Describe:    "",
			}
		}

		c2 := e.NeckRingErrorOfSuspectedFallOffAndLowBattery(pastureId, neckRing, int64(habitMinId), yesterday)
		if c2 > 0 {
			updateNeckRingMap[neckRing.Id] = &model.NeckRingStats{
				ErrorKind:   c2,
				ErrorReason: errorMap[c2],
				Describe:    "",
			}
		}

		c3 := e.NeckRingErrorOfReceivingLess(pastureId, neckRing, int64(habitMinId), int64(originalMinId), yesterday)
		if c3 > 0 {
			updateNeckRingMap[neckRing.Id] = &model.NeckRingStats{
				ErrorKind:   c3,
				ErrorReason: errorMap[c3],
				Describe:    "",
			}
		}
		c4 := e.NeckRingErrorOfDataLatency(pastureId, neckRing, int64(habitMinId), yesterday)
		if c4 > 0 {
			updateNeckRingMap[neckRing.Id] = &model.NeckRingStats{
				ErrorKind:   c4,
				ErrorReason: errorMap[c4],
				Describe:    "",
			}
		}
	}

	if len(updateNeckRingMap) > 0 {
		for id, v := range updateNeckRingMap {
			if err := e.DB.Model(new(model.NeckRing)).
				Where("id = ?", id).
				Updates(map[string]interface{}{
					"status":       pasturePb.IsShow_No,
					"error_kind":   v.ErrorKind,
					"error_reason": v.ErrorReason,
					"describe":     v.Describe,
				}).Error; err != nil {
				zaplog.Error("CowNeckRingError", zap.Any("err", err), zap.Any("id", id), zap.Any("v", v))
			}
		}
	}
}

// NeckRingErrorOfNoSignal 佩戴后无信号
func (e *Entry) NeckRingErrorOfNoSignal(pastureId int64, neckRing *model.NeckRing, minId int64, dateTime string) pasturePb.NeckRingNumberError_Kind {
	var count int64
	if err := e.DB.Model(new(model.NeckActiveHabit)).
		Where("id >= ?", minId).
		Where("neck_ring_number = ?", neckRing.NeckRingNumber).
		Where("pasture_id = ?", pastureId).
		Where("heat_date >= ?", dateTime).
		Count(&count).Error; err != nil {
		zaplog.Error("NeckRingErrorOfNoSignal", zap.Any("err", err), zap.Any("pastureId", pastureId))
	}
	if count <= 0 {
		return pasturePb.NeckRingNumberError_No_Signal
	}
	return pasturePb.NeckRingNumberError_Invalid
}

// NeckRingErrorOfSuspectedFallOffAndLowBattery 插入异常脖环 '疑似脱落', '电量低'，'接收少'
func (e *Entry) NeckRingErrorOfSuspectedFallOffAndLowBattery(pastureId int64, neckRing *model.NeckRing, minId int64, dateTime string) pasturePb.NeckRingNumberError_Kind {
	nowTime := time.Now().Local()

	neckRingHabitList := make([]*model.NeckActiveHabit, 0)
	if err := e.DB.Model(new(model.NeckActiveHabit)).
		Select(``).
		Where("id >= ?", minId).
		Where("neck_ring_number = ?", neckRing.NeckRingNumber).
		Where("pasture_id = ?", pastureId).
		Where("heat_date >= ?", dateTime).
		Find(&neckRingHabitList).Error; err != nil {
		zaplog.Error("suspectedFallOffAndLowBattery", zap.Any("err", err), zap.Any("pastureId", pastureId))
		return pasturePb.NeckRingNumberError_Invalid
	}
	nba, nb1, nbHh, nbh, voltage := 0, 0, 0, 0, int32(0)
	for _, v := range neckRingHabitList {
		nba++
		if v.High <= 50 && v.Rumina <= 5 {
			nb1 += 1
		}
		at := util.DateTimeParseLocalUnix(v.ActiveTime)
		nowTimeUnix := nowTime.Unix()
		hoursDiff := (nowTimeUnix - at) / 3600
		sumRuminaIntake := v.SumRumina + v.SumIntake
		if hoursDiff <= 8 && (v.High > 0 || sumRuminaIntake > 20) {
			nbHh++
		}
		if v.High > 100 || v.Rumina > 5 {
			nbh++
		}
		voltage += v.Voltage
	}
	svgVoltage := int32(float32(voltage) / float32(nba))
	errorKind := pasturePb.NeckRingNumberError_Invalid
	switch {
	case svgVoltage <= 275:
		errorKind = pasturePb.NeckRingNumberError_Low_Battery
	case nb1 >= 4:
		errorKind = pasturePb.NeckRingNumberError_Suspected_Fall_Off
	default:
		errorKind = pasturePb.NeckRingNumberError_Receiving_Less
	}

	if (nb1 >= 4 && nbHh <= 1) || svgVoltage <= 275 || nba <= (5+nowTime.Hour()/4-1) {
		return errorKind
	}
	return pasturePb.NeckRingNumberError_Invalid
}

// NeckRingErrorOfReceivingLess  '接收少'
func (e *Entry) NeckRingErrorOfReceivingLess(pastureId int64, neckRing *model.NeckRing, habitMinId, originalMinId int64, dateTime string) pasturePb.NeckRingNumberError_Kind {
	var count int64
	if err := e.DB.Model(new(model.NeckRing)).
		Where("pasture_id = ?", pastureId).
		Where("neck_ring_number = ?", neckRing.NeckRingNumber).
		Where("status = ?", pasturePb.IsShow_No).
		Count(&count).Error; err != nil {
		zaplog.Error("NeckRingErrorOfReceivingLess", zap.Any("err", err), zap.Any("pastureId", pastureId))
		return pasturePb.NeckRingNumberError_Invalid
	}
	// 已存在就不再处理
	if count > 0 {
		return pasturePb.NeckRingNumberError_Invalid
	}

	if err := e.DB.Model(new(model.NeckActiveHabit)).
		Where("id >= ?", habitMinId).
		Where("neck_ring_number = ?", neckRing.NeckRingNumber).
		Where("pasture_id = ?", pastureId).
		Where("heat_date >= ?", dateTime).
		Count(&count).Error; err != nil {
		zaplog.Error("NeckRingErrorOfReceivingLess", zap.Any("err", err), zap.Any("pastureId", pastureId))
	}

	// 已存在就不再处理
	if count > 0 {
		return pasturePb.NeckRingNumberError_Invalid
	}

	// 查询原始活动数据统计信息
	var originalStats struct {
		Count      int64
		AvgVoltage float64
	}

	if err := e.DB.Model(new(model.NeckRingOriginal)).
		Select("COUNT(*) as count, ROUND(AVG(voltage)) as avg_voltage").
		Where("id >= ?", originalMinId).
		Where("neck_ring_number = ?", neckRing.NeckRingNumber).
		Where("pasture_id = ?", pastureId).
		Where("heat_date >= ?", dateTime).
		First(&originalStats).Error; err != nil {
		zaplog.Error("NeckRingOriginal", zap.Any("err", err), zap.Any("pasture_id", pastureId))
		return pasturePb.NeckRingNumberError_Invalid
	}

	// 创建错误记录
	errorKind := pasturePb.NeckRingNumberError_Receiving_Less
	if originalStats.AvgVoltage <= 285 {
		errorKind = pasturePb.NeckRingNumberError_Low_Battery
	}

	// 限制最大显示数量为99
	displayCount := originalStats.Count
	if displayCount > 99 {
		displayCount = 99
	}

	if displayCount > 0 {
		return errorKind
	}
	return pasturePb.NeckRingNumberError_Invalid
}

// NeckRingErrorOfDataLatency 数据延迟
func (e *Entry) NeckRingErrorOfDataLatency(pastureId int64, neckRing *model.NeckRing, habitMinId int64, dateTime string) pasturePb.NeckRingNumberError_Kind {
	var count int64
	if err := e.DB.Model(new(model.NeckActiveHabit)).
		Select(`h.cow_id, h.ear_number, SUM(IF(TIMESTAMPDIFF(HOUR, UNIX_TIMESTAMP(h.active_time), h.created_at)>9, 1, 0)) AS nb, COUNT(1) AS nba, ROUND(AVG(h.voltage), 0) AS voltage`).
		Where("id >= ?", habitMinId).
		Where("cow_id = ?", neckRing.CowId).
		Where("filter_high > ?", 200).
		Where("heat_date >= ?", dateTime).
		Having("nb/nba >= ?", 0.7).
		Count(&count).Error; err != nil {
		zaplog.Error("NeckRingErrorOfDataLatency", zap.Any("err", err), zap.Any("pastureId", pastureId))
	}
	if count > 0 {
		return pasturePb.NeckRingNumberError_Data_Latency
	}
	return pasturePb.NeckRingNumberError_Invalid
}