package crontab

import (
	"errors"
	"fmt"
	"kpt-pasture/model"
	"time"

	"gorm.io/gorm"

	pasturePb "gitee.com/xuyiping_admin/go_proto/proto/go/backend/cow"

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

// FindPastureAllCow 查询所有牧场牛只总数
func (e *Entry) FindPastureAllCow(pastureList []*model.AppPastureList) map[int64]string {
	res := make(map[int64]string)
	for _, pasture := range pastureList {
		var count int64
		if err := e.DB.Model(&model.Cow{}).
			Where("pasture_id = ?", pasture.Id).
			Where("admission_status = ?", pasturePb.AdmissionStatus_Admission).
			Count(&count).Error; err != nil {
			zaplog.Error("FindAllCow", zap.Any("pasture_id", pasture.Id), zap.Any("err", err))
		}
		res[pasture.Id] = fmt.Sprintf("%d", count)
	}
	return res
}

// FindCalvingInterval 产犊间隔
func (e *Entry) FindCalvingInterval(pastureList []*model.AppPastureList, startTime, endTime int64) map[int64]string {
	res := make(map[int64]string)
	for _, pasture := range pastureList {
		eventCalvingList := make([]*model.EventCalving, 0)
		if err := e.DB.Model(new(model.EventCalving)).
			Where("pasture_id = ?", pasture.Id).
			Where("status = ?", pasturePb.IsShow_Ok).
			Where("reality_day BETWEEN ? AND ?", startTime, endTime).
			Find(&eventCalvingList).Error; err != nil {
			zaplog.Error("FindCalvingInterval", zap.Any("pasture_id", pasture.Id), zap.Any("err", err))
		}
		cowInterval := make(map[int64]int64)
		allInterval := int64(0)
		for _, v := range eventCalvingList {
			preEventCalving := &model.EventCalving{}
			if err := e.DB.Model(new(model.EventCalving)).
				Where("pasture_id = ?", pasture.Id).
				Where("cow_id = ?", v.CowId).
				Where("status = ?", pasturePb.IsShow_Ok).
				Where("reality_day < ?", v.RealityDay).
				Order("reality_day DESC").
				First(&preEventCalving).Error; err != nil {
				if errors.Is(err, gorm.ErrRecordNotFound) {
					continue
				} else {
					zaplog.Error("FindCalvingInterval", zap.Any("pasture_id", pasture.Id), zap.Any("err", err))
				}
			}
			if preEventCalving.RealityDay > 0 {
				interval := v.RealityDay - preEventCalving.RealityDay
				cowInterval[v.CowId] = interval
				allInterval += interval
			}
		}
		if len(cowInterval) > 0 {
			res[pasture.Id] = fmt.Sprintf("%d", int32(allInterval/int64(len(cowInterval))))
		}
	}
	return res
}

// FindOutputNumber 本月销售牛只
func (e *Entry) FindOutputNumber(pastureList []*model.AppPastureList, startTime, endTime int64) map[int64]string {
	res := make(map[int64]string)
	for _, pasture := range pastureList {
		var count int64
		if err := e.DB.Model(new(model.EventSale)).
			Where("pasture_id = ?", pasture.Id).
			Where("sale_at BETWEEN ? AND ?", startTime, endTime).
			Count(&count).Error; err != nil {
			zaplog.Error("FindOutputNumber", zap.Any("pasture_id", pasture.Id), zap.Any("err", err))
		}
		res[pasture.Id] = fmt.Sprintf("%d", count)
	}
	return res
}

func (e *Entry) FindInputNumber(pastureList []*model.AppPastureList, startTime, endTime int64) map[int64]string {
	res := make(map[int64]string)
	for _, pasture := range pastureList {
		var count int64
		if err := e.DB.Model(new(model.EventEnter)).
			Where("pasture_id = ?", pasture.Id).
			Where("cow_source = ?", pasturePb.CowSource_Buy).
			Where("enter_at BETWEEN ? AND ?", startTime, endTime).
			Count(&count).Error; err != nil {
			zaplog.Error("FindInputNumber", zap.Any("pasture_id", pasture.Id), zap.Any("err", err))
		}
		res[pasture.Id] = fmt.Sprintf("%d", count)
	}
	return res
}

func (e *Entry) FindSalesVolume(pastureList []*model.AppPastureList, startTime, endTime int64) map[int64]string {
	res := make(map[int64]string)
	for _, pasture := range pastureList {
		saleAllAmount := struct {
			SaleAllAmount int64 `json:"sale_all_amount"`
		}{
			SaleAllAmount: 0,
		}
		if err := e.DB.Model(new(model.EventSale)).
			Select("SUM(sale_all_amount) as sale_all_amount").
			Where("pasture_id = ?", pasture.Id).
			Where("sale_at BETWEEN ? AND ?", startTime, endTime).
			First(&saleAllAmount).Error; err != nil {
			zaplog.Error("FindSalesVolume", zap.Any("pasture_id", pasture.Id), zap.Any("err", err))
		}
		res[pasture.Id] = fmt.Sprintf("%d", saleAllAmount.SaleAllAmount)
	}
	return res
}

func (e *Entry) UpdatePastureIndicators(pastureId int64, indicatorsDetails *model.IndicatorsDetails, dateTime int64, value string) {
	date := time.Unix(dateTime, 0).Format(model.LayoutMonth)
	where := &model.IndicatorsData{
		PastureId: pastureId,
		Date:      date,
		Kind:      indicatorsDetails.Kind,
	}
	data := &model.IndicatorsData{
		PastureId:    pastureId,
		CategoryType: indicatorsDetails.CategoryType,
		CategoryName: indicatorsDetails.CategoryName,
		Date:         date,
		Kind:         indicatorsDetails.Kind,
		Value:        value,
	}

	var existData model.IndicatorsData
	if err := e.DB.Model(new(model.IndicatorsData)).
		Where(where).First(&existData).Error; err != nil {
		if errors.Is(err, gorm.ErrRecordNotFound) {
			if err = e.DB.Model(new(model.IndicatorsData)).Create(data).Error; err != nil {
				zaplog.Error("UpdatePastureIndicators", zap.Any("Create", err))
			}
		} else {
			zaplog.Error("UpdatePastureIndicators", zap.Any("Find", err))
			return
		}
	}

	if err := e.DB.Model(new(model.IndicatorsData)).
		Where("id = ?", existData.Id).
		Update("value", value).Error; err != nil {
		zaplog.Error("UpdatePastureIndicators", zap.Any("Update", err))
	}
}